Using momentum-resolved electron interferometry, we image helium two-photon ionization through intermediate bound states. This allows reconstructing in space and time the complete formation of the photoionized wavepacket.Authors: Pascal Salieres, Laboratory Interactions Dynamics and Las / Alice Autuori, Université Paris Saclay / Dominique Platzer, Université Paris Saclay / Mariusz Lejman, Université Paris Saclay / Guillaume Gallician, Université Paris Saclay / Lucie Maëder, Université Paris Saclay / Antoine Covolo, Université Paris Saclay / Lea Bosse, Université Paris Saclay / Malay Dalui, Université Paris Saclay / David Bresteau, Université Paris Saclay / Jean-Francois Hergott, Université Paris Saclay / Olivier Tcherbakoff, Université Paris Saclay / Hugo Marroux, Université Paris Saclay / Vincent Loriot, Université de Lyon / Franck Lépine, Université de Lyon / Lionel Poisson, Université Paris Saclay / Richard Taïeb, Sorbonne Unversité / Jérémie Caillat, Sorbonne Unversité

We present a compact, 200 kHz short-wave infrared optical parametric amplifier. The system currently delivers sub-30 fs, 10 µJ pulses at 1900 nm. Further optimized dispersion management will in the future bring the setup to the few-cycle regime.Authors: Ivan Sytcevich, Lund University / Anne-Lise Viotti, Lund University / Chen Guo, Lund University / Anne L'Huillier, Lund University / Cord Arnold, Lund University

We present a 1.7-μm mode-locked laser in an all-fiber architecture and it is self-synchronized with a 1.0-μm mode-locked fiber laser. The two-color system can potentially realize stimulated Raman scattering microscopy between 1775 and 2221 cm-1.Authors: Meng ZHOU, University of Hong Kong

We report laser stabilization with record low frequency noise of 0.08 Hz2/Hz at 70 kHz offset and a 150 Hz integral linewidth using an integrated 4-meter waveguide coil resonator with 144 Million intrinsic Q.Authors: KAIKAI LIU, University of California Santa Barbara / Nitesh Chauhan, University of California Santa Barbara / Jiawei Wang, University of California Santa Barbara / Paul Morton, Morton Photonics / Ryan Behunin, Northern Arizona University / Daniel Blumenthal, University of California Santa Barbara

We design and fabricate the largest-scale InP-based optical phased array (OPA) with 100 waveguides. Beam steering with more than 80 resolvable points and the response time of less than 16 ns are demonstrated experimentally.Authors: Kento Komatsu, The University of Tokyo / Yusuke Kohno, The University of Tokyo / Yoshiaki Nakano, The University of Tokyo / Takuo Tanemura, The University of Tokyo

We present an integrated photonic optical synthesizer using four-wave-mixing based spectral translation. Our synthesizer operates with < 0.1 Hz accuracy and a fractional frequency precision of 4.8 x 10-13 at 1 second.Authors: Jennifer Black, National Institute of Standards and Technology / Zachary Newman, National Institute of Standards and Technology / Su-Peng Yu, National Institute of Standards and Technology / David Carlson, National Institute of Standards and Technology / Scott Papp, National Institute of Standards and Technology

To achieve phase-locking in coupled arrays, a two-dimensional (2D) supersymmetry (SUSY) formalism is developed and experimentally demonstrated. Our SUSY device features high power, single-mode lasing from a 2D, evanescently coupled microring array.Authors: Xingdu Qiao, University of Pennsylvania / Bikashkali Midya, University of Pennsylvania / Zihe Gao, University of Pennsylvania / Zhifeng Zhang, University of Pennsylvania / Haoqi Zhao, University of Pennsylvania / Tianwei Wu, University of Pennsylvania / Jieun Yim, University of Pennsylvania / Ritesh Agarwal, University of Pennsylvania / Natalia Litchinitser, Duke University / Liang Feng, University of Pennsylvania

We describe recent measurements that characterize the unusual nonlinear behavior of atomically thin materials in the THz regime, and how plasmonic metasurfaces can be engineered to tune and enhance the nonlinear response.Authors: Thomas Murphy, University of Maryland / Martin Mittendorff, Universität Duisburg-Essen / Jeongwoo Han, Universität Duisburg-Essen / Stephan Winnerl, Helmholtz-Zentrum Dresden-Rossendorf / Mattew Chin, University of Maryland

Here we design and fabricate the dielectric cubic phase metasurface to generate a polarization-independent Airy beam in visible. Moreover, the metasurface is integrated within the optical manipulation system and used to manipulate particles.Authors: Hsin Yu Kuo, National Taiwan University / Hung-Chuan Hsu, National Taiwan University / Sunil Vyas, National Taiwan University / Yu-Jung Lu, National Taiwan University / Yuan Luo, National Taiwan University / Din Ping Tsai, National Taiwan University

We show that metal-dielectric core-shell nanoparticles with unusually thick dielectric coatings produce extreme fluorescence enhancement with a factor of F≧3000 for emitters located near Au@dielectric spherical particles under realistic conditions.Authors: Ilia Rasskazov, University of Rochester / Alexander Moroz, Wave-scattering.com / P. Scott Carney, University of Rochester

We demonstrate how cavity polaritons can be employed to manipulate the photochemical processes of molecules. Specifically, the singlet fission process in pentacene dimers is shown to be strongly suppressed by strong light-matter coupling.Authors: Bing Gu, University of California Irvine / Shaul Mukamel, University of California Irvine

We have demonstrated induced transparency and strong coupling between a single colloidal quantum dot and plasmonic metal nanocavities at room temperature. These structures have the potential to be ultrafast, low-power, nanoscale optical modulators.Authors: Matthew Pelton, UMBC (University of Maryland Baltimore County)

We study the photoluminescence enhancement of a single quantum dot coupled to a metal-dielectric hybrid nanostructure, consisting of a gold dimer and silicon directors. This work may find applications in the development of single photon-sources.Authors: Angela Barreda, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Maryam Moradi, Laboratory of Organic and Macromolecular Chemistry (IOMC), Friedrich Schiller University Jena / Alexander Minovich, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Michael Jäger, Laboratory of Organic and Macromolecular Chemistry (IOMC), Friedrich Schiller University Jena / Ullrich S. Schubert, Laboratory of Organic and Macromolecular Chemistry (IOMC), Friedrich Schiller University Jena / Thomas Pertsch, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Isabelle Staude, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena

We present a route to selectively couple dark and bright excitons in atomically thin transition metal dichalcogenide alloys to planar microstructures via anisotropic Purcell enhanced out-of-plane resonator modes engineered by tapering of micro-disk.Authors: Lekshmi Eswaramoorthy, IITB-Monash Research Academy / Brijesh Kumar, Indian Institute of Technology Bombay / Sudha Mokkapati, Monash University / Anshuman Kumar, Indian Institute of Technology Bombay

Interactive display is realized on PC without special hardware such as GPU or FPGA. Full color image holograms are generated over 10 frames per second with sub-million point cloud, converted from polygonal computer graphics data.Authors: Hiroshi Yoshikawa, Nihon University / Naoki Yuasa, Nihon University / Takeshi Yaaguchi, Nihon University

Computer-generated binary holograms (CGBH) usually contain serious speckle noise and thus are not favored for holographic display. Here we will introduce various CGBH techniques for high-quality holographic display.Authors: Jung-Ping Liu, Feng Chia University / Chen-Ming Tsai, Feng Chia University / Chia-Jung Cheng, Feng Chia University

Abstract not available.Authors: Keith Nelson, Massachusetts Institute of Technology

We fabricate a new multimode optomechanical system in a nanoscale photonic crystal platform, capable of enhancing nonlinear optomechanical coupling. Using thermal and oxidation tuning we match mode frequencies and demonstrate strong optical coupling.Authors: Roel Burgwal, Eindhoven University of Technology / Ewold Verhagen, Eindhoven University of Technology

We present a novel enantioselective scheme of chiral plasmonic nanostructures by functionalizing them with optical gain, which allows for chiral resolution, all-optical sorting, and quantitative characterization of chirality of single nanoparticles.Authors: Rfaqat Ali, UNICAMP / Felipe A. Pinheiro, UFRJ / Thiago Alegre, UNICAMP / Gustavo S. Wiederhecker, UNICAMP

Ultrafast dynamics of 1D metal-dielectric periodic structure is investigated via femtosecond optical pump-probe technique. Further, a phenomenological pulse propagation model is employed to observe the pulse dynamics in the photonic miniband.Authors: Jitendra Acharyya, Indian Institute of Technology Delhi / Akhilesh Mishra, Indian Institute of Technology Roorkee / G. Prakash, Indian Institute of Technology Delhi

We computationally compare piecewise parabolic and PRBS phase modulation schemes on the SBS threshold power. For power fractions inside a fixed bandwidth greater than 85%, we find that piecewise parabolic modulation produces a higher threshold.Authors: Josh Young, Baylor University / Jeffrey White, University of Maryland Baltimore County / Chengli Wei, University of Mary Hardin-Baylor / Jonathan Hu, Baylor University / Curits Menyuk, University of Maryland Baltimore County

We demonstrate etched-groove surface acoustic wave cavities on gallium arsenide with finesses reaching 100. These cavities can be used to enhance coupling between phonons and different quantum systems, providing a platform for quantum transduction.Authors: Zixuan Wang, National Institute of Standards and Technology / Poolad Imany, National Institute of Standards and Technology / Ryan DeCrescent, National Institute of Standards and Technology / Robert Boutelle, National Institute of Standards and Technology / Corey McDonald, National Institute of Standards and Technology / Travis Autry, National Institute of Standards and Technology / Richard Mirin, National Institute of Standards and Technology / Kevin Silverman, National Institute of Standards and Technology

we experimentally investigate tunable unidirectional surface plasmon polaritons (SPPs) at the interface between gyrotropic and isotropic conductors. The directionality of the allowed SPP propagation can be flexibly controlled by the external field.Authors: Yi Liang, Guangxi Univerisity / Samaneh Pakniyat, University of Wisconsin-Milwaukee / Yinxiao Xiang, West Virginia University / Jun Chen, University of Pittsburgh / Fan Shi, Tianjin University of Technology / George W Hanson, University of Wisconsin-Milwaukee / Cheng Cen, West Virginia University

We report on progress to improve the free space coupling and Purcell enhance-ment of a diamond microdisk resonator using eigenfrequency modal analysis and robusttopology optimization.Authors: Ian Hammond, Brigham Young University / Ryan Camacho, Brigham Young University / Dirk Englund, Massachusetts Institute of Technology / Yuqin Duan, Massachusetts Institute of Technology / Matthew Trusheim, Massachusetts Institute of Technology

Plasmonic metamaterials based on random structures on mirror were proposed to tune the optical properties due to the surface plasmon resonance. The resonance peaks were enhanced and dramatically sharpened, and flexibly tuned.Authors: Koichi Okamoto, Osaka Prefecture University / Sayako Maeda, Osaka Prefecture University / Seiya Kaito, Osaka Prefecture University / Koki Matsuda, Osaka Prefecture University / Soshi Endo, Osaka Prefecture University / Kohei Shimanoe, Osaka Prefecture University / Tetsuya Matsuyama, Osaka Prefecture University / Kenji Wada, Osaka Prefecture University

We present an online, non-destructive laser diagnostic capable of measuring the transverse position/pointing angle at focus of a 100-TW laser system using double-surface-coated wedged-mirror design for the final steering optic in the laser line.Authors: Fumika Isono, Lawerence Berkeley National Lab / Jeroen van Tilborg, Lawerence Berkeley National Lab / Samuel Barber, Lawerence Berkeley National Lab / Joseph Natal, Lawerence Berkeley National Lab / Curtis Berger, Lawerence Berkeley National Lab / Hai-En Tsai, Lawerence Berkeley National Lab / Tobias Ostermayr, Lawerence Berkeley National Lab / anthony gonsalves, Lawerence Berkeley National Lab / Cameron Geddes, Lawerence Berkeley National Lab / eric esarey, Lawerence Berkeley National Lab

We present high-resolution spectral measurements of long-wavelength light from a laser wakefield accelerator extending to 2.4 um and with up to 15 mJ. Beam profile measurements and simulations suggest high focusability of these pulses.Authors: Amina Hussein, University of Alberta / Josh Ludwig, University of Alberta / Yong Ma, University of Michigan / Paul-Edouard Masson-Laborde, CEA-DAM / Patrick Skrodzki, University of Michigan / Jesus Hinojosa, University of Michigan / Eric Peterson, University of Michigan / Igor Jovanovic, University of Michigan / Anatoly Maksimchuk, University of Michigan / John Nees, University of Michigan / Alexander Thomas, University of Michigan / Wojciech Rozmus, University of Alberta / Karl Krushelnick, University of Michigan

We demonstrate a compact, bulk multi-pass cell with high-transmission, for compressing the output of a 30 W, 250 fs Ytterbium source to 31 fs with a resulting peak power of 2.5 GW.Authors: Ann-Kathrin Raab, Lund University / Marcus Seidel, Deutsches Elektronen-Synchrotron DESY / Ivan Sytcevich, Lund University / Chen Guo, Lund University / Gunnar Arisholm, FFI (Norwegian Defence Research Establishment) / Anne L'Huillier, Lund University / Cord Arnold, Lund University / Anne-Lise Viotti, Lund University

We demonstrate the direct generation, at a repetition of 250 kHz, of µJ-level, sub-160 fs pulses from 3 to 10 µm in a LiGaS2 (LGS) crystal pumped at 1030 nm.Authors: Vincent Femy, FASTLITE / Maxim Neradovskiy, FASTLITE / Thomas Pinoteau, FASTLITE / José Villanueva, FASTLITE / Olivier Albert, FASTLITE / Nicolas Forget, FASTLITE

We report detection of optically induced lightwave-driven currents in GaN, HfO2 and SiO2 achieved with laser oscillator pulses (80 MHz repetition rate). We demonstrate sensitivity of the current direction on the CEP of the pulses.Authors: Vaclav Hanus, Wigner Research Centre for Physics / Viktoria Csajbok, Wigner Research Centre for Physics / Zsuzsanna Pápa, Wigner Research Centre for Physics / Judit Budai, ELI-ALPS / Zsuzsanna Márton, ELI-ALPS / Gellért Zsolt Kiss, Wigner Research Centre for Physics / Péter Sándor, Wigner Research Centre for Physics / Pallabi Paul, Institute of Applied Physics / Adriana Szeghalmi, Institute of Applied Physics / Zilong Wang, Ludwig-Maximilians-Universität Munich / Boris Bergues, Ludwig-Maximilians-Universität Munich / Matthias F. Kling, Ludwig-Maximilians-Universität Munich / György Molnár, Centre for Energy Research / János Volk, Centre for Energy Research / Péter Dombi, Wigner Research Centre for Physics

We report the generation of 50 pJ attosecond pulse trains at 100-kHz using a high average-power annular laser beam, which is the highest one until now among systems of repetition rate higher than 10 kHz.Authors: Peng Ye, ELI-ALPS, ELI-HU Non-profit Ltd. / Lénárd Gulyás Oldal, ELI-ALPS, ELI-HU Non-profit Ltd. / Tamás Csizmadia, ELI-ALPS, ELI-HU Non-profit Ltd. / Zoltán Filus, ELI-ALPS, ELI-HU Non-profit Ltd. / Tímea Grósz, ELI-ALPS, ELI-HU Non-profit Ltd. / Péter Jójárt, ELI-ALPS, ELI-HU Non-profit Ltd. / Imre Seres, ELI-ALPS, ELI-HU Non-profit Ltd. / Zsolt Bengery, ELI-ALPS, ELI-HU Non-profit Ltd. / Barnabás Gilicze, ELI-ALPS, ELI-HU Non-profit Ltd. / Subhendu Kahaly, ELI-ALPS, ELI-HU Non-profit Ltd. / Katalin Varjú, ELI-ALPS, ELI-HU Non-profit Ltd. / Balazs Major, ELI-ALPS, ELI-HU Non-profit Ltd.

We demonstrate a novel BTO-enhanced silicon photonic platform for high-volume applications for communication, optical computing, and sensing. Our platform exploits an ultra-strong Pockels effect, enabling large-scale, high-speed photonic circuits with low-power consumption, low-loss, and small-footprint.Authors: Stefan Abel, Lumiphase AG

A ferroelectric, metal-oxide-semiconductor (MOS) based, hybrid-plasmonic modulator is shown to feature bandwidths of >150 GHz and is tested with 32 Gbit/s NRZ. The device is relying on BaTiO3-on-SOI and potentially offers CMOS compatibility.Authors: David Moor, Institute of Electromagnetic Fields (IEF), ETH Zurich / Joel Winiger, Institute of Electromagnetic Fields (IEF), ETH Zurich / Ping Ma, Institute of Electromagnetic Fields (IEF), ETH Zurich / Andreas Messner, Institute of Electromagnetic Fields (IEF), ETH Zurich / Bertold Bitachon, Institute of Electromagnetic Fields (IEF), ETH Zurich / Stefan Abel, Lumiphase AG / Felix Eltes, Lumiphase AG / Jean Fompeyrine, Lumiphase AG / Juerg Leuthold, Institute of Electromagnetic Fields (IEF), ETH Zurich

There are few graphene electronic products. Reasons include graphene non-uniformity; silicon incompatibility; and high production costs. Paragraf has solved these issues. We discuss our research and products using our graphene synthesis technique.Authors: Ivor Guiney, Paragraf Limited / Tom Badcock, Paragraf Limited / John Tingay, Paragraf Limited

A dual-wavelength mode-locked fiber laser based on a polarization-dependent tungsten ditelluride coated fiber taper is demonstrated. Mode-locking at ~1530 nm and ~1556 nm simultaneously could be realized by simply tuning the intracavity loss.Authors: Ya Liu, Yunnan Key Laboratory of Opto-Electronic Information Technology / Jie Yang, Yunnan Key Laboratory of Opto-Electronic Information Technology / Zhigao Zhu, Yunnan Key Laboratory of Opto-Electronic Information Technology / Xin Tan, Yunnan Key Laboratory of Opto-Electronic Information Technology / Guoqing Hu, Key Laboratory of the Ministry of Education for Optoelectronic Measurement Technology and Instrument / Peiguang Yan, College of Optoelectronic Engineering, Shenzhen University

We present two techniques to advance high speed and quality three-dimensional (3D) holographic imagining: the model-based 3D Holo-Net and the joint optimization framework for dynamic 3D imaging. Both are verified with numerical and optical experiments.Authors: Ni Chen, King Abdullah Univ of Sci & Technology / Congli Wang, University of California, Berkeley / Wolfgang Heidrich, King Abdullah Univ of Sci & Technology

We propose a novel waveguide-type Maxwellian near-eye display with an eyebox replication. Pin-mirror array holographic optical element is used to implement the Maxwellian-view effect and to replicate the small eyebox of the Maxwellian display.Authors: myeong-ho Choi, Inha University / Jae-Hyeung Park, Inha University

We explore SVD entropy as a measure of modal complexity and propose a zero-mean image normalization, where chiral images carry higher image complexity. SVD entropy aids design of training data for the reconstruction of natural scenes.Authors: Altai Perry, University of California Riverside / Xiaojing Weng, University of California Riverside / Baurzhan Muminov, University of California Riverside / Luat Vuong, University of California Riverside

We investigate the sensitivity of diffractive optical networks to random object translation, scaling and rotation operations, and present a deep learning-based training strategy to design shift-, scale- and rotation invariant diffractive networksAuthors: Deniz Mengu, University of California Los Angeles / Yair Rivenson, University of California Los Angeles / Aydogan Ozcan, University of California Los Angeles

An Optical Fourier Network is empowered by passive Fourier transformation enabling convolutional networks. We demonstrate high throughputs by parallelizing the system via multiple-input and multiple-kernel capability of the convolutional classifier.Authors: Zibo Hu, George Washington University / Maria Solyanik-Gorgone, George Washington University / Shurui Li, University of California / Puneet Gupta, University of California / Volker Sorger, George Washington University

We discuss recent progress on the design of passive integrated photonic devices and phase-change material based active devices enabled by digital metamaterials. This is a promising approach offering advantages in terms of efficiency and footprintAuthors: Wei Jia, University of Utah / Sourangsu Banerji, University of Utah / Apratim Majumder, University of Utah / Alex Hamrick, University of Utah / Rajesh Menon, University of Utah / Berardi Sensale-Rodriguez, University of Utah

Metaholograms suffer from coherent artifacts originating from the electromagnetic cross-talk and nanoscale defects. Here, we introduce an efficient method to remove the artifacts by precisely fine-tuning the spatial coherence of illumination.Authors: Yaniv Eliezer, Yale University / Geyang Qu, Ministry of Industry and Information Technology Key Lab of Micro-Nano Optoelectronic Information System, Shenzhen Graduate School, Harbin Institute of Technology / Wenhong Yang, Ministry of Industry and Information Technology Key Lab of Micro-Nano Optoelectronic Information System, Shenzhen Graduate School, Harbin Institute of Technology / Yujie Wang, Ministry of Industry and Information Technology Key Lab of Micro-Nano Optoelectronic Information System, Shenzhen Graduate School, Harbin Institute of Technology / Hasan Yilmaz, Yale University / Shumin Xiao, Ministry of Industry and Information Technology Key Lab of Micro-Nano Optoelectronic Information System, Shenzhen Graduate School, Harbin Institute of Technology / Qinghai Song, Ministry of Industry and Information Technology Key Lab of Micro-Nano Optoelectronic Information System, Shenzhen Graduate School, Harbin Institute of Technology / Hui Cao, Yale University

In this talk, I will present our research on nanophotonics based high performance biosensing, mid-infrared spectroscopy, and bioimaging technologies as well as demonstrate their applications on areas including disease diagnostics and life sciences.Authors: Hatice Altug, Ecole Polytechnique Federale de Lausanne

We predict the existence of in-plane propagating exciton-polaritons supported by monolayer semiconductors, which can carry large momentum in the visible spectrum, exhibiting two orders-of-magnitudes larger confinement compared to plasmon-polaritons.Authors: Itai Epstein, Tel Aviv University / Frank Koppens, ICFO

We discuss strategies for the co-design of optics and image processing to engineer hybrid optical-digital computational imaging and optical computing systems.Authors: Gordon Wetzstein, Stanford University

In this talk we'll focus on the unprecedented opportunities of virtual biomarkers to reshape the field of histopathology through recent advancements in computer vision and high-throughput slide scanning microscopes.Authors: Yair Rivenson, Pictor Labs

Inspired by clustered typologies of anthropod corneal nanostructures, we study the optical preprocessing of visual data with shallow, dense, neural networks. We focus on the role of topological defects in encoders that reduce computational complexity.Authors: Luat Vuong, University of California Riverside

We show using test-particle simulations that the energy gain from direct-field acceleration can be improved by up to 50 % using paraxial radially polarized laser pulses with a total Gouy phase variation under 2π.Authors: Shanny Pelchat-Voyer, Université Laval / Michel Piché, Université Laval

We experimentally demonstrate a method to find the joint value of incompatible observables using two successive weak measurements, where the result of the second is conditional on the first.Authors: Thomas Bailey, University of Ottawa / Raphael Abrahao, University of Ottawa / Jeff Lundeen, University of Ottawa

We report a scheme to generate maximally entangled states in D-dimensional quantum systems using angular diffraction masks containing N=D1/2 angular slits in the arms of correlated twin photons produced by Spontaneous Parametric Down Conversion.Authors: Graciana Puentes, University of Buenos Aires / Giacomo Sorelli, Laboratoire Kastler Brossel

Interactions between a coherent beam and random media can create enhanced coherent backscattering effects. Using a first-principles scattering model for scalar waves, we study this phenomenon for specific disordered geometries.Authors: Nooshin Mohammadi Estakhri, University of Michigan / Theodore Norris, University of Michigan

The appropriate gap distance between Mie resonant dielectric metasurfaces and a metal mirror can control bound states in the continuum without any broken geometric symmetry and enable high-Q optical perfect absorbers.Authors: Guoce Yang, Emory University / Monica Allen, Munitions Directorate / Jeffery Allen, Munitions Directorate / Hayk Harutyunyan, Emory University

We demonstrate a novel resonator-free approach to realize tunable, sub-MHz features by exploiting gain-enhanced polarization pulling in a spun fiber. A 0.72 MHz dip is experimentally achieved, equivalent to a Q-factor approaching 1 billion.Authors: Neel Choksi, University of Toronto / Yi Liu, University of Toronto / Rojina Ghasemi, University of Toronto / Li Qian, University of Toronto

Emitters coupled to waveguides have emerged as ideal platforms to achieve strong light-matter interaction in recent experiments. Here, we study the decaying of an atom into one-dimensional guided photonic modes using the master equation approach.Authors: Logan Patrick, Miami University / Umar Arshad, Miami University / Pawan Khatiwada, Miami University / Imran Mirza, Miami University

We convert atomic photons of the 87Rb D1 transition at 795 nm to telecom photons at 1529 nm with efficiency of 6% by employing four-wave mixing in a warm vapor. Optical pumping enhances the four-wave mixing process, enabling such high efficiency.Authors: Jonathan Kwolek, U.S. Naval Research Lab / Adam Black, U.S. Naval Research Lab / Mark Bashkansky, U.S. Naval Research Lab

We report the implementation of a 5G NR mobile fronthaul based on power-over-fiber (PoF) and radio-over-fiber (RoF) technologies. Over 475 mW was delivered to an RoF module at 23.5% efficiency.Authors: Letícia Carneiro de Souza, National Institute of Telecommunications (Inatel) / Eduardo Saia Lima, National Institute of Telecommunications (Inatel) / Arismar Cerqueira Sodre Junior, National Institute of Telecommunications (Inatel)

Furin and Peptide-O (PepO) play significant roles in several biological processes. Therefore, their Raman spectra can be useful to researchers. Here, we have obtained and characterized the Raman spectrum of furin and PepO.Authors: Shreya Ghosh, University of Illinois at Chicago / Joel Schwartz, University of Illinois at Chicago / Mitra Dutta, University of Illinois at Chicago / Michael Stroscio, University of Illinois at Chicago

Modified ultrafast Airy beams are used to cut glass samples with a rounded edge using a single pass process. Energy absorption during the process is analyzed via nonlinear modeling.Authors: Craig Ungaro, Corning Inc. / Anping Liu, Corning, Inc.

We present space-time wave packets with fully controllable axial acceleration profiles, including pulses with superlinear acceleration/deceleration and pulses first accelerating then decelerating upon free space propagation.Authors: Murat Yessenov, CREOL, University of Central Florida / Layton Hall, CREOL, University of Central Florida / Ayman Abouraddy, CREOL, University of Central Florida

We present the first demonstration of space-time wave packets localized in all dimensions. We confirm the diffraction-free propagation in free space stemming from tight spatio-temporal correlation. and compare them with that of a pulsed Bessel beam.Authors: Murat Yessenov, CREOL, University of Central Florida / Zhaozhong Chen, University of Glasgow / Martin Lavery, University of Glasgow / Ayman Abouraddy, CREOL, University of Central Florida

The implementation of a compact and portable digital lensless holographic microscope (P-DLHM) attached to a cellphone is presented. This proposal offers a potential tool for telemedicine applications via the in-situ study of biological samples.Authors: MARIA LOPERA, Universidad EAFIT / Carlos Trujillo, Universidad EAFIT

We show how the dynamic thermo-optic effect can be used to enhance the optomechanical transduction. As an example, we compare thermo-optic effects in silicon on oxide against silicon on diamond devices.Authors: Cauê Moreno Kersul de Castro Carvalho, University of Campinas / André Primo, University of Campinas / Gustavo Wiederhecker, University of Campinas / Thiago Alegre, University of Campinas

The temporal behavior of TeO2-ZnO pellets of different Nd concentrations is studied. A shortening of the decay time is observed, indicating random laser behavior for this new laser material.Authors: Jessica Dipold, IPEN/CNEN / Evellyn Magalhaes, Escola Politecnica da USP / Camila Bordon, Escola Politecnica da USP / Luciana Kassab, Faculdade de Tecnologia de Sao Paulo / Niklaus Wetter, IPEN/CNEN

A mid-infrared graphene plasmonic conveyor belt network can induce tunable bipolar optical gradient forces on nano-objects made of dispersive materials, which can be exploited for trapping, transportation, sorting and fractionation of nano-objects.Authors: Peter Liu, University at Buffalo / Puspita Paul, University at Buffalo

We study integrated optics components made of bulk transition metal dichalcogenides and show that such components may offer smaller footprint and mode area, and better energy efficiency when compared to traditional semiconductors used in photonics.Authors: Artur Davoyan, University of California, Los Angeles

We investigate the use of the quantum Zeno effect to prevent the desynchronization of two-level atomic clocks by frequently measuring an observable of the combined state of the system.Authors: Saurabh Shringarpure, University of Maryland Baltimore County / James Franson, University of Maryland Baltimore County

Increasing the ratio of ENZ surface area to device volume containing TCO material exhibits improved performance for the ENZ-based Electro-absorption Modulator in terms of the ratio of Extinction Ratio and Insertion Loss.Authors: Mohammad Ariful Hoque Sojib, Virginia Commonwealth University / Dhruv Fomra, Virginia Commonwealth University / Vitaliy Avrutin, Virginia Commonwealth University / Nathaniel Kinsey, Virginia Commonwealth University

In this work, we present a realistic dissipative five-level quantum heat engine model of the photosynthetic reaction center which demonstrates greater levels of achieved and sustained coherence than its Markovian analogue.Authors: Antonio Lim, Miami University / Zibo Wang, Miami University / Imran Mirza, Miami University

In this work, we improved a design optimization method for OMC cavities, combining FEM simulations with Dakota optimization toolkit. We achieved a diamond based nanobeam with high optical quality factor and largest reported optomechanical coupling.Authors: Flavio Moraes, University of Campinas - UNICAMP / Emerson de Melo, University of São Paulo / Gabriel de Aguiar, University of Campinas - UNICAMP / Gustavo Wiederhecker, University of Campinas - UNICAMP / Thiago Alegre, University of Campinas - UNICAMP

We present the experimental realization of simultaneous bi-directional superluminal lasing in a triangular ring cavity. The sensitivity enhancements of the lasers, inferred from simulation, are 505 and 362 at the two-photon resonance frequency.Authors: Zifan Zhou, Northwestern University / Nicholas Condon, Digital Optics Technologies / Devin Hileman, Digital Optics Technologies / Shih Tseng, Digital Optics Technologies / Selim Shahriar, Northwestern University

We generate long range air waveguides using filaments nucleated on a collimated Laguerre-Gaussian beam mode. By terminating the filaments in a helium gas cell the guided mode evolution can be imaged along the propagation path.Authors: Ilia Larkin, University of Maryland / Andrew Goffin, University of Maryland / Anthony Valenzuela, Army Research Lab / Howard Milchberg, University of Maryland

We discuss the properties of the COAM (coherence-orbital angular momentum) formalism for describing the OAM properties of partially coherent beams, and possible uses in applications.Authors: Gregory Gbur, University of North Carolina at Charlotte / Olga Korotkova, University of Miami

We experimentally demonstrate for the first time the second harmonic generation of spatiotemporal optical vortices (STOVs), conservation of STOV orbital angular momentum (OAM) and verify STOV photons can have OAM orthogonal to propagation.Authors: Sina Zahedpour Anaraki, University of Maryland, College Park / Scott Hancock, University of Maryland, College Park / Howard Milchberg, University of Maryland, College Park

We combine THz pulses from two complimentary crystals to increase peak field strength and create a broad, smooth spectrum. We show the utility of using this strong THz pulse to nonlinearly excite vibrations in solidsAuthors: Claire Rader, Brigham Young University / Brittany Knighton, Brigham Young University / Zachary Zaccardi, Brigham Young University / David Michaelis, Brigham Young University / Jeremy Johnson, Brigham Young University

We use first-principles calculations to model ultrafast anharmonic coupling in gas-phase fluorobenzene after excitation with a multi-THz pump. Understanding intramolecular energy flow is crucial to understanding collisional energy transfer.Authors: Aldair Alejandro, Brigham Young University / Emma Nelson, Brigham Young University / Eric Sevy, Brigham Young University / Jeremy Johnson, Brigham Young University

We present a laser nanomanufacturing method to generate 3D porous graphene with fluorinated polyimide via pyrolysis and photolysis and fabricate 3DPG photodetectors enabling broadband photodetection in a visible range and ultrahigh photoresponsivity.Authors: Pilgyu Kang, George Mason University / Byoung Kim, Korea Research Institute of Chemical Technology / Shirin Movaghgharnezhad, George Mason University / Minsu Kim, Korea Research Institute of Chemical Technology / Seung Lee, George Mason University / Heeyoung Jeong, Korea Research Institute of Chemical Technology

The flying photons are stored into an atomic cloud as “magnons”, i.e., the ground-state atomic excitation. A tunable magnon-photon beam-splitter, which induces interference from Hermitian to non-Hermitian, is demonstrated through a cold atomic cloud.Authors: Jiefei Chen, Southern University of Science and Technology

We investigate novel transparent boundary conditions that reduce the size of quasi-bound state simulations in open systems. This method has applications in many areas, including tunneling ionization rates and leaky modes in fibers.Authors: Jonathan Heinz, University of Arizona / Miroslav Kolesik, University of Arizona

We analyze the dissipative dynamics of uni- and bi-photon N00N states in Jaynes-Cummings arrays with fiber-coupled many qubit-cavity subsystems. We use quantum state fidelity to track the N00N state transfer from qubits to cavity modes.Authors: Adriana Cruz, Miami University / Imran Mirza, Miami University

We experimentally demonstrate the violation of the Leggett-Garg inequality using the polarization of a classical laser beam. Our results show maximum violation of the Leggett-Garg inequality with a macroscopic system.Authors: Wenlei Zhang, Tulane University / Ravi Saripalli, Tulane University / Jacob Leamer, Tulane University / Ryan Glasser, Tulane University / Denys Bondar, Tulane University

We propose an all-dielectric nanotweezer based on quasi-bound states in the continuum for low laser power optical trapping with negligible heating effect. Optical measurements for the packaged chip are presented as well.Authors: Sen Yang, Vanderbilt University / Chuchuan Hong, Vanderbilt University / Justus Ndukaife, Vanderbilt University

We design and experimentally demonstrate a radio frequency interference management system with free-space optical communication and photonic signal processing. The system provides real-time interference cancellation in 6 GHz wide bandwidth.Authors: Yang Qi, Rowan University / Ben Wu, Rowan University

We demonstrate PQ:PMMA transmission holograms for free space wavelength division multiplexing around 1550 nm, which can be used in free-space communication systems that require eye-safe lasers. The wavelength can be customized during fabrication.Authors: Julian Gamboa, Northwestern University / Tabassom Hamidfar, Northwestern University / Joseph Vonckx, Digital Optics Technologies / Mohamed Fouda, Digital Optics Technologies / Selim Shahriar, Northwestern University

We analyze the dynamics of colliding moving solitons in a dual-core system where one core possesses a uniform Bragg grating and the other core has a Bragg grating with dispersive reflectivity.Authors: Md Bellal Hossain, The University of Sydney / Javid Atai, The University of Sydney

We investigate the interaction dynamics between two co-propagating quiescent gap solitons in a semilinear dual-core model where both cores have Bragg gratings with phase mismatch.Authors: Shuvashis Saha, The University of Sydney / Javid Atai, The University of Sydney

This work examines annular optical vortices, investigates their applications in laser-driven particle sources, and simulates the characterization and retrieval of these pulses using a novel technique, STRIPED FISH.Authors: Elizabeth Grace, Georgia Institute of Technology / Tammy Ma, Lawrence Livermore National Laboratory / Derek Mariscal, Lawrence Livermore National Laboratory / Blagoje Djordjevic, Lawrence Livermore National Laboratory / Joohwan Kim, University of California San Diego / Zhe Guang, Georgia Institute of Technology / Sahel Hakimi, Lawrence Berkeley National Laboratory / Andrew Longman, Lawrence Livermore National Laboratory / Lieselotte Obst-Huebl, Lawrence Berkeley National Laboratory / Tobias Ostermayr, Lawrence Berkeley National Laboratory / Raspberry Simpson, Massachusetts Institute of Technology / Kelly Swanson, Lawrence Livermore National Laboratory / Graeme Scott, Lawrence Livermore National Laboratory / Hai-En Tsai, Lawrence Berkeley National Laboratory / Ghassan Zeraouli, Colorado State University / Cameron Geddes, Lawrence Berkeley National Laboratory / Scott Wilks, Lawrence Livermore National Laboratory / Rick Trebino, Georgia Institute of Technology

We present a methodology for thermally characterizing and determining absorption and scattering losses in released ring WGM optical resonators. We subsequently deduce absorption and scattering contributions in Q = 350k silicon nitride resonators.Authors: Samuel Robison, Sandia National Laboratories / Alejandro Grine, Sandia National Laboratories / Michael Wood, Sandia National Laboratories / Darwin Serkland, Sandia National Laboratories

We demonstrate temporal and spectral measurements of the polarization state of supercontinuum generated from elliptically polarized pulses sent through a hollow core fiber differentially pumped with Helium. © 2021 The Author(s)Authors: Lucas Railing, University of Maryland College Park / Manh Le, University of Maryland College Park / Fatholah Salehi, University of Maryland College Park / Jiahui Gu, University of Arizona / Miroslav Kolesik, University of Arizona / Howard Milchberg, University of Maryland College Park

We numerically investigate photonic generation of microwaves in vertical-cavity surface-emitting lasers. Our esults show that parallel optical injection can produce microwaves in a wider frequency range than orthogonal injection.Authors: Hong Lin, Bates College / Muhammad Abdullah, Bates College / Yanhua Hong, Bangor University

Two different white paint tones are evaluated using a Convolutional Neural Network to extract the vector characteristics. The results show that our method can select the correct tone with 100 % of precision.Authors: Devorah Martínez, Centro de Investigaciones en Óptica / Rafael Guzmán-Cabrera, University of Guanajuato / Daniel May-Arrioja, Centro de Investigaciones en Óptica / Iván Hernandez-Romano, CONACYT-DICIS, University of Guanajuato / Miguel Torres-Cisneros, University of Guanajuato

We have fabricated the AuNPs and monitored their photophysical properties at different fabrication stages using electron microscopy and dynamic light scattering. This study enables us to observe the changes in the AuNPs during the nucleation.Authors: Shahriar Esmaeili, Texas A&M University / Navid Rajil, Texas A&M University / Philip Hemmer, Texas A&M University / Marlan Scully, Texas A&M University

Optimal primary colors produce the widest color gamut as measured by area in the CIE 1976 u0v0 chromaticity diagram. The best results for 3 and 4 primaries yield 84.9% and 93.5% area coverage, respectively. © 2021 The Author(s)Authors: Benjamin Carter, California State University Long Beach

The proposed twin-core photonic crystal flat-fiber biosensor achieves maximum sensitivities for cervical cancer cell and breast cancer cells type I, II of 0.8333 THz/RIU, 16.4286 THz/RIU and 0.7857 THz/RIU, respectively.Authors: Aruna Gandhi M S, Peking University Shenzhen Graduate School / Qian Li, Peking University Shenzhen Graduate School

By measuring the decoherence times and peak shifts of CC vibration of acetone, we experimentally demonstrated a novel coherent time-resolved Infrared spectroscopy technique to study hydrogen bond in acetone and water mixture.Authors: Jizhou Wang, Texas A&M University / Kai Wang, Sun Yat-sen University / Zehua Han, Texas A&M University / Xingqi Xu, Zhejiang University / Dawei Wang, Zhejiang University / Alexei Sokolov, Texas A&M University / Marlan Scully, Texas A&M University

Quantum imaging with undetected photons is a unique imagimg technique in which photons illuminating the object are not detected. We generalize this technique to a new domain where the object is in the near field.Authors: Balakrishnan Viswanathan, Oklahoma State University / Gabriela Lemos, Instituto de Fisica, Universidade Federal do Rio de Janeiro / Mayukh Lahiri, Oklahoma State University

We employed ultrafast laser fused silica micromachining to create a 45 degree angled surface. Measurements of the top and bottom surfaces reveal an optimum z increment for minimizing the surface roughness.Authors: Yusuf Dogan, Sivas University of Science and Technology

Multimode fiber differential imaging based on singular value decomposition is proposed to improve imaging quality by constructing an orthogonal matrix and subtracting a background noise, for both singular value decomposition and differential imaging.Authors: weiwei gao, School of Science, Beijing University of Posts and Telecommunications, Beijing 100876, China / Huixia mo, School of Science, Beijing University of Posts and Telecommunications, Beijing 100876, China / Guohua Wu, School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China / Longfei Yin, School of Electronic Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China

We report a practical no-switching continuous-variable quantum key distribution protocol with unbiased quadrature detection, which shows the potential to compensate for the asymmetry imperfections of practical heterodyne detector.Authors: Yiming Bian, Beijing University of Posts and Telecommunications / Fengkai Sun, Beijing University of Posts and Telecommunications / Yichen Zhang, Beijing University of Posts and Telecommunications

A new technique of extending the resolution limit for synthetic aperture microscopy with off-axis coherent illumination through a superstrate is used to image a 120nm CD structure with a 0.4NA lens at 532nm (Abbe limit:~665nm).Authors: Preyom Dey, University of New Mexico / Alexander Neumann, University of New Mexico / Steve Brueck, University of New Mexico

We present a design and protocol to add binary numbers and to achieve an essential feature of an optical transistor, namely the amplification of input signal with the use of discrete solitons in waveguide arrays.Authors: Amaria Javed, UAE University

Utility of light intensity based linear approximation of image transmission through multimode fiber is undermined by simple neural network modeling, i.e., single full connection layer with ReLU activation, necessitates inclusion of nonlinearity.Authors: Yuanhang Liu, Beijing University of Posts and Telecommunications / Yangyang Xiang, Beijing University of Posts and Telecommunications / Mingying Lan, Beijing University of Posts and Telecommunications / Junhui Li, Beijing University of Posts and Telecommunications / Li Gao, Beijing University of Posts and Telecommunications

Superoscillation theory has become an important technique for superresolution imaging. We extend a new method for designing superoscillatory filter based on superoscillation. Phase- and amplitude-only filters are created and compared for performance.Authors: Rui Qi, UNC Charlotte / Gregory Gbur, UNC Charlotte

We theoretically and experimentally demonstrate the 18.986 GHz, 274-nm-wide comb-like supercontinuum generation using two-pulse bound state. The repetition rate can be adjusted by changing the pulse separation.Authors: Shijie Chen, Peking University / Renlai Zhou, Harbin Engineering University / Xuanyi Liu, Tsinghua University / H. Y. Fu, Tsinghua University / Qian Li, Peking University

Large FOV focal stack can be generated by stitching the small FOV RGB-D data and PSFs estimation. Spatial information clustering and spatial consistent reference are used to maintain the spatial consistency.Authors: Di He, Beijing Information Science and Technology University / Wenyue Li, Beijing Information Science and Technology University / Chang Liu, Beijing Information Science and Technology University / Shuang Zhao, Beijing Information Science and Technology University / Zhehai Zhou, Beijing Information Science and Technology University

Terahertz spectroscopy is used to investigate the coupling between metamaterial resonators and the c-axis Josephson plasma resonance in superconducting La1.85Sr0.15CuO4. The redshift of the plasma resonance frequency is indicative of strong coupling.Authors: KELSON KAJ, University of California, San Diego / Ian Hammock, University of California, San Diego / Chunxu Chen, Boston University / Xiaoguang Zhao, Boston University / Kevin Cremin, University of California, San Diego / Jacob Schalch, University of California, San Diego / Yuwei Huang, Boston University / Michael Fogler, University of California, San Diego / Dmitri Basov, Columbia University / Xin Zhang, Boston University / Richard Averitt, University of California, San Diego

Based on Fourier Disparity Layers representation, depth reconstruction can be converted to reconstructing the disparity layers, which includes layer-by-layer FDL filtering, inverse Fourier transform and global fusion of disparity layers.Authors: fei Wei, Beijing Information Science and Technology University / Chang Liu, Beijing Information Science and Technology University / Di He, Beijing Information Science and Technology University / Jun Qiu, Beijing Information Science and Technology University

We proposed and demonstrated a hybrid blind source separation system which can switch between multiple-input and multi-output mode and free space optical communication mode depends on different situation to get best condition for separation.Authors: Taichu Shi, Rowan University / Yang Qi, Rowan University / Ben Wu, Rowan University

The solid core PCF with square-shaped air hole layers around the core is designed and analyzed by varying the number of rings (n). Increase in the number of rings results to decrease in mode confinement loss and increase in birefringence.Authors: Ritu Raj Singh, Netaji Subhas University of Technology, Delhi / Devansh Srivastava, Indian Institute of Information Technology Ranchi / Wridheeman Bhattacharya, Indian Institute of Information Technology Ranchi

Faithfully encoding different images by the same basis throughout the whole, such as magnetic resonance imaging sequence, is shown to be possible. Utilizing similarity, correspondence ghost imaging outperforms random patterns on basis construction.Authors: Jiali Yang, Beijing University of Posts and Telecommunications / Chaowei Yuan, Beijing University of Posts and Telecommunications / Junhui Li, Beijing University of Posts and Telecommunications / Mingying Lan, Beijing University of Posts and Telecommunications / Li Gao, Beijing University of Posts and Telecommunications

We proposed and demonstrated a UV disinfection system by using a galvo system as hardware and machine learning as software to tactically disinfect common items rather than a broad case use.Authors: Ben Zierdt, Rowan University / Thomas DeGroat, Rowan University / Samuel Furman, Rowan University / Nicolas Papas, Rowan University / Zachary Smoot, Rowan University / Taichu Shi, Rowan University / Yang Qi, Rowan University / Ben Wu, Rowan University

Light field alpha matting is achieved by propagating the closed form solution of the central view image matting of the light field to other views, which is based on propagation model by intrinsic spatio-angular consistency.Authors: Tianyi Liu, Beijing Information Science and Technology University / Chang Liu, Beijing Information Science and Technology University / Di He, Beijing Information Science and Technology University / Jun Qiu, Beijing Information Science and Technology University

A digital interferometric fiber frequency reference is demonstrated with frequency stability of 0.1 Hz/√Hz above 100 Hz. The thermal stability is validated using an optical frequency comb, and key noise sources are identified and modeled.Authors: Ya Zhang, Australian National University / Chathura Bandutunga, Australian National University / Terry McRae, Australian National University / Malcolm Gray, Australian National University / Jong Chow, Australian National University

We present a scan free extension of SPIFI imaging by wavelength multiplexing. A high-speed spectrometer provides rapid data collection with no beam scanning or frequency swept sources. Results and Images are presented.Authors: John Czerski, Colorado School of Mines / Jeff Squier, Colorado School of Mines

We construct a pulsed-beam shaper capable of introducing arbitrary angular dispersion into a pulsed field, and utilize it to synthesize a host of optical fields that have eluded optics to date.Authors: Layton Hall, University of Central Florida / Ayman Abouraddy, University of Central Florida

We demonstrate self-imaging in space and time of a discretized spatio-temporal optical field lattice in which the diffraction and dispersion lengths, and thus the spatial and temporal Talbot lengths, are intrinsically equal.Authors: Layton Hall, University of Central Florida / Murat Yessenov, University of Central Florida / Sergey Ponomarenko, Dalhousie University / Ayman Abouraddy, University of Central Florida

The temporal Talbot effect has been realized only in optical fibers. We demonstrate the temporal Talbot effect for the first time in absence of material dispersion by utilizing freely propagating dispersive space-time wave packets.Authors: Layton Hall, University of Central Florida / Murat Yessenov, University of Central Florida / Sergey Ponomarenko, Dalhousie University / Ayman Abouraddy, University of Central Florida

Optimal control theory is presented as a tool to directly enhance intrinsically weak spectroscopic signatures of conical intersections. Strategies include shaping of the optical pump or employing an additional resonant infrared field.Authors: Daniel Keefer, University of California, Irvine / Jeremy Rouxel, University Lyon / Flavia Aleotti, Universita degli Studi di Bologna / Francesco Segatta, Universita degli Studi di Bologna / Marco Garavelli, Universita degli Studi di Bologna / Shaul Mukamel, University of California, Irvine

This work demonstrates the use of an ultrafast laser to mix alternating nanoscale alternating Ni and W films on a heat sink leading to a nanocrystalline alloy.Authors: Abdul Ansari, University of Michigan / Ben Torralva, University of Michigan / Steven Yalisove, University of Michigan

Continuous-wave power of ground-state emission in quantum dot lasers with asymmetric barrier layers is studied. Unlike conventional lasers, the power is virtually unaffected by excited-to-ground state relaxation delay of carriers in quantum dots.Authors: Levon Asryan, Virginia Polytechnic Institute and State University / John Monk, Virginia Polytechnic Institute and State University

The bidirectional reflectance distribution function, applying to scattering media, is prone to speckle. Conditions to average out speckle by integration over solid angle both on the illumination side and on the detection side are analyzedAuthors: Pierre Chavel, Institut d Optique Graduate School / Thomas Labardens, Conservatoire national des Arts et Metiers / Lionel Simonot, Universite de Poitiers / Mathieu Hebert, Universite de Lyon UJM / Yvan Sortais, Institut d Optique Graduate School / Gael Obein, Conservatoire national des Arts et Metiers

We show a model based on the polarization matrix formalism and the theory of statistical distributions on Poincaré Sphere, which describes a controlled depolarization method for a partially polarized beam passing through a rotating retarder.Authors: Cristian Hernández Cely, Universidad Industrial de Santander / Rafael Torres Amaris, Universidad Industrial de Santander

Free space optical links can be used in datacenter networks to overcome wired network architecture. We present robust design concepts to maximize optical misalignment tolerance for free space optical links in the presence of vibrationAuthors: Kai Zheng, BD bioscience / Max Curran, Stonybrook University / Himanshu Gupta, Stonybrook University / Jon Longtin, Stonybrook University

We explain the design of a tunable metal oxide semiconductor compatible silicon photonic integrated circuit, capable of transmission/reception of beams with distinct orbital angular momentum states.Authors: Rudra Gnawali, Applied Optimization Inc. / Md. Shah Alam, University of Dayton / Zhanibek Bolatbekz, University of Dayton / Tamara Payne, Applied Optimization Inc. / Marshal Kiplinger, Applied Optimization Inc. / Andrew Volk, Applied Optimization Inc. / Joshua Hendrikson, Air Force Research Laboratory / Imad Agha, University of Dayton

Multiphoton microscopy images of chromophobe renal cell carcinoma and renal oncocytoma were classified using a convolutional neural network inspired by techniques in recent architectures and yielded over 70% accuracy.Authors: Andrew Cheng, Rutgers University / Michael Icaza, Southern Connecticut State University / Nicholas Judd, Southern Connecticut State University / Jason Smith, Rensselaer Polytechnic Institute / Sushmita Mukherjee, Weill Cornell Medical College / Manu Jain, Memorial Sloan Kettering Cancer Centre / Binlin Wu, Southern Connecticut State University

In this work, we exploited the dual-frequency, dual-polarization emission of a Zeeman laser acting as illumination stage of a multimodal optical scanning microscope to obtain polarization-resolved images of biological samples.Authors: Fabio Callegari, Italian Institute of Technology (IIT) / Aymeric Le Gratiet, Italian Institute of Technology (IIT) / Alessandro Zunino, Italian Institute of Technology (IIT) / Ali Mohebi, Italian Institute of Technology (IIT) / Paolo Bianchini, Italian Institute of Technology (IIT) / Alberto Diaspro, Italian Institute of Technology (IIT)

We demonstrate a laser source based on a Cr2+:ZnSe crystal tunable in 2.1-2.3 μm spectral range using a birefringent filter for SS-OCT. A mathematical model for calculating complex multi-element Lyot filter was developedAuthors: Dmitry Nazarov, Bauman Moscow State Technical University / Elizaveta Kozlova, Bauman Moscow State Technical University / Mikhail Tarabrin, Bauman Moscow State Technical University

We propose hybrid electro-optical pumping of active plasmonic structures and demonstrate that this hybrid approach can outperform both pure electrical pumping and pure optical pumping and enable novel functionalities.Authors: Andrey Vyshnevyy, Moscow Institute of Physics and Technology / Dmitry Fedyanin, Moscow Institute of Physics and Technology

We experimentally studied a room-temperature layer-number effect of chemical-vapor-deposition-synthesized multilayer-graphene-on-glass structures on its electrical conductance using a polarization-resolved terahertz time-domain spectroscopic system.Authors: Anatoly Kvitsinskiy, ITMO University / Maxim Rybin, Prokhorov General Physics Institute of the Russian Academy of Sciences / Anton Zaitsev, ITMO University / Kirill Bogdanov, ITMO University / Dmitry Zykov, ITMO University / Elena Obraztsova, Prokhorov General Physics Institute of the Russian Academy of Sciences

We investigate the second harmonic generation of light field carrying orbital angular momentum in bulk χ(2) material.We demonstrate higher efficiency of frequency conversion and mode spatial distribution based on three-wave nonlinear optical mixing.Authors: Pascal Bassene, Rensselaer Polytechnic Institute / Finn Buldt, Rensselaer Polytechnic Institute / Nazifa Rumman, Rensselaer Polytechnic Institute / Tianhong Wang, Rensselaer Polytechnic Institute / Phillip Heitert, Rensselaer Polytechnic Institute / Moussa N’gom, Rensselaer Polytechnic Institute

We report the substantial second-harmonic generation produced from exposed core optical fibers, coated with single-layer MoS2 crystals, grown by a one-step CVD process. This second-order process is tunable and supported by intermodal phase matching.Authors: Gia Quyet Ngo, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University / Emad Najafidehaghani, Institute of Physical Chemistry, Abbe Center of Photonics, Friedrich Schiller University / Ziyang Gan, Institute of Physical Chemistry, Abbe Center of Photonics, Friedrich Schiller University / Sara Khazaee, Institute of Solid State Theory and Optics, Friedrich Schiller University / Antony George, Institute of Physical Chemistry, Abbe Center of Photonics, Friedrich Schiller University / Ulf Peschel, Institute of Solid State Theory and Optics, Friedrich Schiller University / Alessandro Tuniz, University of Sydney, School of Physics / Heike Ebendorff-Heidepriem, Institute for Photonics and Advanced Sensing, School of Physical Sciences, University of Adelaide / Markus A. Schmidt, Leibniz Institute of Photonic Technology / Andrey Turchanin, Institute of Physical Chemistry, Abbe Center of Photonics, Friedrich Schiller University / Falk Eilenberger, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University

It is demonstrated that a new kind of low-loss surface electromagnetic wave may propagate along a planar surface inside a lossy medium if the medium permittivity changes continuously across such surface.Authors: Igor Smolyaninov, University of Maryland

We have observed the formation of light rings in a thin film of ferrofluid subjected to a magnetic field, and associated them with horocycles.Authors: Alberto Tufaile, University of Sao Paulo

Glucose concentration change in solution was recorded by studying transmission and absorption coefficient at different laser wavelengths, showing decrease in transmittance and increase in absorption coefficient due to increased glucose concentrationAuthors: Omnia Abd El-Rahman Nematallah, Cairo University / Ibrahim Abdelhalim, Cairo University / Tawfik Ismail, Nile University

We demonstrate an on-chip hybrid plasmonic-waveguide based trapping system to combine electro-thermo-plasmonic flow and negative thermophoresis with optical gradient force in realizing stable and fast trapping of sub-nm particles (10 nm).Authors: Chuchuan Hong, Vanderbilt University / Samprity Saha, Virginia Commonwealth University / Dhruv Fomra, Virginia Commonwealth University / Nathaniel Kinsey, Virginia Commonwealth University / Justus Ndukaife, Vanderbilt University

We investigate the Purcell enhancement (>500x) and collection efficiency (10%) achievable for an emitter trapped in a hybrid-plasmonic-waveguide based tweezer with the prospect of realizing a compact, on-chip platform for single-photon generation.Authors: Samprity Saha, Virginia Commonwealth University / Chuchuan Hong, Vanderbilt University / Dhruv Fomra, Virginia Commonwealth University / Justus Ndukaife, Vanderbilt University / Nathaniel Kinsey, Virginia Commonwealth University

Here, we demonstrate the theory, the setup and the results of a grazing incidence interferometer using visible light in combination with phase shifting techniques for the surface measurement of convex steep rotational symmetric and rough aspherics.Authors: Sergej Rothau, Institute of Optics, Information, and Photonics / Tobias Schamburek, Institute of Optics, Information, and Photonics / Klaus Mantel, Max Planck Institute for the Science of Light / Norbert Lindlein, Institute of Optics, Information, and Photonics

Ultra-short extreme ultraviolet SASE pulses from the FLASH FEL are characterized using terahertz-field driven streaking with the capability to deliver the duration and the arrival time information with around 10 fs resolution for each single pulse.Authors: Rosen Ivanov, Deutsches Elektronen Synchrotron - DESY / Ivette Bermúdez Macias, Deutsches Elektronen Synchrotron - DESY / Jia Liu, European XFEL / Stefan Düsterer, Deutsches Elektronen Synchrotron - DESY

We investigate direct acceleration of electrons produced during ionization of Neon gas using tightly focused and radially polarized Petawatt-class short pulse lasers. Backwards propagation is demonstrated at specific initial conditions of Neon ions.Authors: Nour Hissi, The Ohio State University / Enam Chowdhury, The Ohio State University

A circularly slotted Terahertz waveguide with a rectangular hollow-core analyte channel is presented in this paper which acts as a potential biosensor for detecting the various malarial stages in human blood.Authors: M. Ifaz Ahmad Isti, Shahjalal University of Science and Technology / M. Hussayeen Anik, Shahjalal University of Science and Technology / Sakib Mahmud, Shahjalal University of Science and Technology / SABRINA HASSAN MOON, Shahjalal University of Science and Technology / Hriteshwar Talukder, Shahjalal University of Science and Technology / Shovasis Biswas, Independent University

We report a plasmon-driven thermomechanical switch, which is actuated using the ohmic losses of plasmons as a highly concentrated and thermally isolated heat source. This device operates with sub-15ns switching time and sub-10mW power consumption.Authors: Samprity Saha, Virginia Commonwealth University / Dhruv Fomra, Virginia Commonwealth University / Justus Ndukaife, Vanderbilt University / Vitaliy Avrutin, Virginia Commonwealth University / Nathaniel Kinsey, Virginia Commonwealth University

We report a universal complementary relation between optical polarization and entanglement for general arbitrary light fields. A novel geometric representation via the mechanical center-of-mass interpretation is also demonstrated.Authors: Xiao-Feng Qian, Stevens Institute of Technology

In this paper we describe how to design a class of beams containing a single Lissajous singularity on axis such that the Lissajous singularity is invariant over significant propagation distances.Authors: Wenrui Miao, University of North Carolina at Charlotte / Gregory Gbur, University of North Carolina at Charlotte

We demonstrate deep learning enabled forward and inverse design of silicon nanophotonic grating. Predicted response by foward modeling and predicted responses and geometries by inverse design are shown with a MSE of 10-4.Authors: Ahmad Usman, Habib University / Hussaina Ali Akbar, Habib University / Anusha Rehman, Habib University / Zeeshan Karim, Habib University / Syed Hasan Asim, Habib University

In this work we theoretically study a scheme of a self-injection locking to a high-Q microresonator with drop-port coupled mirror, in which optical feedback level is optimally adjusted by tuning the drop-port mirror coupling.Authors: Ramzil Galiev, Moscow State University / Nikita Kondratiev, Russian Quantum Center / Valery Lobanov, Russian Quantum Center / Igor Bilenko, Moscow State University

We report the numerical modeling and simulation results targeted towards the generation of pure quartic solitons in the 2 um wavelength range in a passively modelocked thulium doped fiber laser to extract higher pulse energiesAuthors: Anjali P.S., Indian Institute of Technology Madras / Balaji Srinivasan, Indian Institute of Technology Madras / Deepa Venkitesh, Indian Institute of Technology Madras

We discriminate between normal and cancer white cells extracted from peripheral blood film images based on holographic projection using phase-only spatial lightmodulator. This technique provides important information in diagnosis of blood diseases.Authors: Rania Abdelazeem, National Institute of Laser Enhanced Sciences / Dahi Abdelsalam, National Institute of Standards

We describe a simple phase shifting method with no moving parts based on grayscale levels of spatial light modulator. Four images with different shifts were generated and reconstructed to quantify the phase of test object.Authors: Rania Abdelazeem, National Institute of Laser Enhanced Sciences / Dahi Abdelsalam, National Institute of Standards

The Global Ecosystems Dynamics Investigation employs three laser systems delivered by NASA Goddard Space Flight Center. We report on the status of these systems after over 2 years and 10 billion shots in orbit.Authors: Paul Stysley, NASA GSFC / Donald Coyle, NASA GSFC / Demetrios Poulios, NASA GSFC / Erich Frese, SSAI / Robert Switzer, SSAI / James Blair, NASA GSFC

A volumetrically-full Poincaré beam is a nonuniformly polarized beam that represents every state of full and partial polarization. We demonstrate the generation of an instantly accessible volumetrically-full Poincaré beam for the first time.Authors: Andy Black, University of Rochester / Robert Boyd, University of Rochester

Polariton formation involves the hybridization of molecular and cavity photon excitations. We examine how the hybridization of two nearly degenerate excitons depend on their collective coupling to the photonic fluctuations in a single cavity mode.Authors: Aleksandr Avramenko, Wayne State University / Aaron Rury, Wayne State University

We demonstrate single-stage post-compression of an Ytterbium fiber laser to about 20 fs based on spectral broadening in a gas-filled multipass cell. A compression factor of seven has been achieved with a throughput of 86%.Authors: laura silletti, Deutsches Elektronen-Synchrotron DESY / Prannay Balla, Deutsches Elektronen-Synchrotron DESY / Esmerando Escoto, Deutsches Elektronen-Synchrotron DESY / Katinka Horn, Deutsches Elektronen-Synchrotron DESY / Vincent Wanie, Deutsches Elektronen-Synchrotron DESY / Andrea Trabattoni, Deutsches Elektronen-Synchrotron DESY / Francesca Calegari, Deutsches Elektronen-Synchrotron DESY / Christoph M. Heyl, Deutsches Elektronen-Synchrotron DESY

We demonstrate high-speed detection of low-photon waveforms using slow off-the-shelf detectors. Using a detector with a distorted instrument response function spanning > 1 ns, we recover single photon waveforms at a resolution of 60 psAuthors: Benjamin Crockett, Institut National de la Recherche Scientifique (INRS) / James van Howe, Augustana College / Nicola Montaut, Institut National de la Recherche Scientifique (INRS) / Roberto Morandotti, Institut National de la Recherche Scientifique (INRS) / Jose Azana, Institut National de la Recherche Scientifique (INRS)

Spontaneous Brillouin scattering is measured for the first time in a hollow-core anti-resonant fibre (HC-ARF) filled with Nitrogen (N2) gas at different pressures. A Brillouin gain of 0.029 m-1W-1 is yielded at a pressure of 34.7 bar.Authors: Malak Galal, École Polytechnique Fédérale de Lausanne / Li Zhang, École Polytechnique Fédérale de Lausanne / Fan Yang, École Polytechnique Fédérale de Lausanne / Suneetha Sebastian, École Polytechnique Fédérale de Lausanne / Shoufei Gao, Institute of Photonics Technology, Jinan University / Yingying Wang, Institute of Photonics Technology, Jinan University / Luc Thévenaz, École Polytechnique Fédérale de Lausanne

We present an automatic and parameter-free tool to segment 3D fluorescence image stacks of stained nuclei and to quantify chromatin compaction, exploiting machine learning algorithms combined with statistical analysis.Authors: Lisa Cuneo, Istituto Italiano di Tecnologia / Francesca Baldini, Istituto Italiano di Tecnologia / Marco Castello, Istituto Italiano di Tecnologia / irene NEPITA, Istituto Italiano di Tecnologia / SImonluca Piazza, Istituto Italiano di Tecnologia / Laura Vergani, Università degli studi di Genova / Alberto Diaspro, Istituto Italiano di Tecnologia

Implementing a standard Adaptive Optics microscope with an additional DMD, an SHG PSF beyond the mean-free path is used as a seed for the Genetic Algorithm, recovering the PSF by manipulation of the DMD.Authors: Adrian Liversage, University of Georgia / Tianyi Zheng, University of Georgia / Kayvan Tehrani, University of Illinois at Urbana-Champaign / Peter Kner, University of Georgia / Luke Mortensen, University of Georgia

We show that the shapes of opaque objects can be recovered with a few-photon thermal light using spatial quantum noise analysis. Our method is immune to the camera dark noise thanks to camera-based homodyne detection.Authors: Ziqi Niu, William & Mary / Savannah Cuozzo, William & Mary / Pratik Barge, Louisiana State University / Hwang Lee, Louisiana State University / Lior Cohen, Louisiana State University / Eugeniy Mikhailov, William & Mary / Irina Novikova, William & Mary

Realizing micro-scale diffractive grating and freeform fresnel lens using a customized ray-mapping based freeform surface designing algorithm and Printoptical® 3D-printing technology, respectively, are proposed. ©2021 The Author , Itä-Suomi YliopistoAuthors: Bisrat Girma Assefa, BGA Optics and Photonics Technology

We propose a novel scheme for the linear and nonlinear distributed sensing of stress based on graphene-decorated optical fibers and conventional optical time-domain reflectometry (linear sensing) and spectral monitoring (nonlinear sensing).Authors: German Fernández, Comision Nacional de Energia Atomica(CNEA) / Nicolas Linale, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) / Julio Benítez, Comision Nacional de Energia Atomica(CNEA) / Diego Grosz, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)

The use of a longpass optical filter within the lasing cavity of a Yb:fiber laser is demonstrated to expand the traditional lasing bandwidth beyond initial limitations without degradation in pulse compressibility or noise.Authors: Nicholas Cooper, University of Georgia / Melanie Reber, University of Georgia

Ultrafast transient behavior of magneto-electric (M-E) rectification is investigated with the magnetic torque model. Unlike all-electric nonlinearities, the speed and amplitude of the M-E rectification moment depends strongly on molecular properties.Authors: Gregory Smail, University of Michigan / Stephen Rand, University of Michigan

This paper demonstrates a two-channel SDM system in a single core multimode fiber that complements WDM. Each SDM channel carries C-band and O-band WDM signals operating at 10 Gbps to enable 40 Gbps over the multimode fiber.Authors: Ce Su, Florida Institute of Technology / Swaroopini Harish, Florida Institute of Technology / Mingxuan Tu, Florida Institute of Technology / Syed Murshid, Florida Institute of Technology

We introduce an application-specific photonic integrated circuit that can solve partial differential equations using finite difference mesh.Authors: Chen Shen, George Washington University / Volker Sorger, George Washington University

The results of experimental studies of a wave front sensor based on the Talbot effect are presented. The high advantages of this sensor for the analysis of dynamic optical density disturbances in transparent materials have been demonstrated.Authors: Stepan Andreev, Moscow Polytechnic University / Sergey Kazantsev, Moscow Polytechnic University / Andrey Muzychka, Moscow Polytechnic University

We calculate the phase noise in a modified uni-traveling carrier photodetector for frequency comb applications. In contrast to a continuous wave, a frequency comb is characterized by a distinct phase noise for each comb line.Authors: Ishraq Md Anjum, University of Maryland Baltimore County / Seyed Mahabadi, University of Maryland Baltimore County / Ergun Simsek, University of Maryland Baltimore County / Curits Menyuk, University of Maryland Baltimore County

We report experimental evidence for locking a probe laser beam on the vibratory dipoles of a dielectric surface through a destructive interference mechanism triggered by a stronger coupling laser which simultaneously irradiates the same dipoles.Authors: Cristian Bahrim, Lamar University

A Random Fiber Laser is demonstrated with feedback from the Rayleigh scattered light from the Er-doped fiber gain medium. Laser threshold is characterized and the correlation analysis of emitted intensities indicates strong mode competition.Authors: Bismarck Lima, Pontifical Catholic University of Rio de Janeiro / Pedro Tovar, Pontifical Catholic University of Rio de Janeiro / Jean von der Weid, Pontifical Catholic University of Rio de Janeiro

We demonstrate postfabrication target-wavelength tuning in a GaP on oxide integrated photonic platform via electron-beam exposure of HSQ cladding, which is required for desired wavelength conversion applications such as quantum frequency conversion.Authors: Shivangi Shree, University of Washington / Lillian Thiel, University of Washington / Alan Logan, University of Washington / Srivatsa Chakravarthi, University of Washington / Karine Hestroffer, Humboldt-Universitat zu Berlin / Fariba Hatami, Humboldt-Universitat zu Berlin / Kai-Mei Fu, University of Washington

Attosecond transient absorption spectroscopy is ideal for manipulating interfering decay pathways which can stabilize autoionizing polaritons against ionization. We provide new avenues for optical control of autoionization in polyelectronic systems.Authors: Sergio Yanez-Pagans, University of Arizona / Coleman Cariker, University of Central Florida / Luca Argenti, University of Central Florida / Arvinder Sandhu, University of Arizona

We introduce a set of novel defect inspection techniques based on bright-field CFS using coherent orbital angular momentum beams. These new techniques will potentially enable increased sensitivity for in-line nanoscale defect inspection.Authors: Bin Wang, University of Colorado Boulder / Michael Tanksalvala, University of Colorado Boulder / Zhe Zhang, University of Colorado Boulder / Yuka Esashi, University of Colorado Boulder / Nicholas Jenkins, University of Colorado Boulder / Margaret Murnane, University of Colorado Boulder / Henry Kapteyn, University of Colorado Boulder / Chen-Ting Liao, University of Colorado Boulder

We demonstrate repetition frequency stabilization of a mode-locked laser using an FPGA board and open-source software. The stabilized repetition frequency exhibited low timing jitter and an Allan variance of 8×10-12 at 100 s gate time.Authors: Dipenkumar Barot, National Institute of Standards and Technology / Ari Feldman, National Institute of Standards and Technology / Brian Washburn, National Institute of Standards and Technology

We demonstrate reverse saturation absorption (RSA) property of PMMA and PMMA/Bismuth Selenide (Bi2Se3) composite employing open aperture z-scan technique. The z-scan results demonstrate enhanced RSA property with the increase in doping concentration.Authors: Partha Mondal, Indian Institute of Science, Bangalore, India / Priyanka Choubey, Indian Institute of Technology, Kharagpur, India / Anu Gupta, Indian Institute of Technology, Kharagpur, India / Sayantan Bhattacharya, The University of Sheffield, Sheffield, England / Tara Singh, Indian Institute of Technology, Kharagpur, India / Meher Wan, National Institute of Science Communication and Policy Research, New Delhi, India / Shailendra Varshney, Indian Institute of Technology, Kharagpur, India

We demonstrate the tunability of Von Neumann entropy of a high-dimensional bi-photon quantum frequency comb possessing multiple antidiagonal correlation lines in joint spectral intensity in an onchip microresonator through multi-chromatic excitationsAuthors: Raktim Haldar, Leibniz University Hannover / Alí Angulo Martínez, Leibniz University Hannover / Hatam Mahmudlu, Leibniz University Hannover / Philip Rübeling, Leibniz University Hannover / Charalambos Klitis, University of Glasgow / Marc Sorel, University of Glasgow / Michael Kues, Leibniz University Hannover

We performed infrared pump - THz probe spectroscopy on the excitonic insulator, Ta2NiSe5. Parametric amplification of an IR-active phonon exhibits an order parameter-like behavior, suggesting a novel approach to monitor exciton condensate dynamics.Authors: Sheikh Rubaiat Ul Haque, University of California San Diego / Marios H Michael, Harvard University / Junbo Zhu, Massachusetts Institute of Technology / Yuan Zhang, University of California San Diego / Lukas Windgaetter, Max Planck Institute for the Structure and Dynamics of Matter (MPSD) / Simone Latini, Max Planck Institute for the Structure and Dynamics of Matter (MPSD) / Gufeng Zhang, University of California San Diego / Jingdi Zhang, University of California San Diego / Angel Rubio, Max Planck Institute for the Structure and Dynamics of Matter (MPSD) / Joseph G Checkelsky, Massachusetts Institute of Technology / Eugene Demler, Harvard University / Richard Averitt, University of California San Diego

CNTs exhibit extraordinary nonlinear THz responses upon optical excitation. Its conductivity reduces at intermediate intensities, while soaring elsewhere. Field-effect mobility and carrier multiplications govern the rise and fall of the conductivity.Authors: Byounghwak Lee, Oregon State University / Ali Mousavian, Oregon State University / Alden Bradley, Oregon State University / Yun-Shik Lee, Oregon State University

Using 2D THz spectroscopy, we explore nonlinear energy transfer in CdWO4. Fitting power dependent THz measurements with a complex model allows us to determine nonlinear photonic and phononic parameters. We compare with first-principles calculations.Authors: Megan Nielson, Brigham Young University / Brittany Knighton, Brigham Young University / Lauren Davis, Brigham Young University / Aldair Alejandro, Brigham Young University / Emma Nelson, Brigham Young University / Jeremy Johnson, Brigham Young University

Using stroboscopic electron diffraction, we perform synchronized time-resolved measurements of atomic motions and electronic transport in operating vanadium dioxide switches. We discover an electrically triggered, isostructural state that forms transiently on microsecond time scalesAuthors: Aaron Lindenberg, Stanford University

Abstract not available.Authors: Peter Armitage, Johns Hopkins University

Abstract not available.Authors: Sixian You, Massachusetts Institute of Technology

This talk will describe end-to-end learning for development of new microscopes that use computational imaging to enable 3D fluorescence and phase measurement.Authors: Laura Waller, University of California Berkeley

We present DeepTrack 2.0, a software to design, train, and validate deep-learning solutions for digital microscopy. We demonstrate it for applications from particle localization, tracking, and characterization, to cell counting and classification, to virtual staining.Authors: Giovanni Volpe, Goteborgs Universitet / Benjamin Midtvedt, Goteborgs Universitet / Saga Huld Helgadottir, Goteborgs Universitet / Aykut Argun, Goteborgs Universitet / Jesús Pineda, Goteborgs Universitet / Daniel Midtvedt, Goteborgs Universitet

Emerging applications in communications, sensing, and classical and quantum information processing demand complex controllable circuits. Novel interferometric mesh architectures, new algorithmic approaches, including self-configuring circuits, and a clarified modal mathematical approach, promise sophisticated circuits beyond previous optics.Authors: David A. B. Miller, Stanford University

We report an experimental demonstration of an optical neural network performing image classification with high accuracy using less than 1 photon per scalar multiplication, validating theoretical predictions about quantum-limited performance of ONNs.Authors: Tianyu Wang, Cornell University / Shi-Yuan Ma, Cornell University / Logan Wright, Cornell University / Tatsuhiro Onodera, Cornell University / Brian Richard, Cornell University / Peter McMahon, Cornell University

Traditional imaging of point sources in the sub-Rayleigh region usually needs prohibitively-long integration time. Here we propose quantum-accelerated imaging (QAI) to significantly reduce the measurement time using an information-theoretic approach.Authors: Fanglin Bao, Purdue University / Hyunsoo Choi, Purdue University / Vaneet Aggarwal, Purdue University / Zubin Jacob, Purdue University

We demonstrate experimentally and validate theoretically an exact mapping between coupled-lasers networks and classical spin Hamiltonians by adjusting the loss rate of the individual lasers.Authors: Igor Gershenzon, Weizmann Institute of Science / Geva Arwas, Weizmann Institute of Science / Sagie Gadasi, Weizmann Institute of Science / Chene Tradonsky, Weizmann Institute of Science / Asher Friesem, Weizmann Institute of Science / Oren Raz, Weizmann Institute of Science / Nir Davidson, Weizmann Institute of Science

We model SPDC in dielectric nanoresonators based on quasinormal modes (QNMs). Using QNMs, the process reduces to a few interacting modes, providing intuition and enabling the design of nanoscale SPDC sources with complex functionalities.Authors: Maximilian Weissflog, Friedrich Schiller University / Sina Saravi, Friedrich Schiller University / Carlo Gigli, Université de Paris and CNRS / Giuseppe Marino, Université de Paris and CNRS / Romain Dezert, Université de Paris and CNRS / Vincent Vinel, Université de Paris and CNRS / Adrien Borne, Université de Paris and CNRS / Giuseppe Leo, Université de Paris and CNRS / Thomas Pertsch, Friedrich Schiller University / Frank Setzpfandt, Friedrich Schiller University

We analyze scattering properties of twisted bilayer photonic crystal slabs through a high-dimensional plane wave expansion method, which does not involve super-cell approximation, and explain the spectrum with an intuitive correspondence relation.Authors: Beicheng Lou, Stanford University / Shanhui Fan, Stanford University

We propose photonic molecule electro-optic modulators with tunable supermodesplitting for efficient widely tunable RF sideband generation. Using an auxiliary tunable off-resonant cavity as a variable coupler maintains a high Q/V.Authors: MANUJ KUMAR SINGH, Boston University / Bohan Zhang, Boston University / Deniz Onural, Boston University / Hayk Gevorgyan, Boston University / Milos Popovic, Boston University

We show that thermo-optic noise in a photonic crystal microcavity can be suppressed by coherently canceling thermo-refractive and thermo-elastic noises. Our optimized design reduces the impact of thermal fluctuations by over one order of magnitude.Authors: Christopher Panuski, MIT / Jordan Goldstein, MIT / Dirk Englund, MIT / Ryan Hamerly, MIT

Propagation loss is characterized vs. waveguide width in a 220\,nm silicon photonics foundry platform to form a compact model. Test paperclips and racetrack resonators with quality factors up to 7.6 million reveal losses as low as 0.064 dB/cm.Authors: Deniz Onural, Boston University / Hayk Gevorgyan, Boston University / Bohan Zhang, Boston University / Anatol Khilo, Ayar Labs / Milos Popovic, Boston University

We demonstrate a silicon nitride interferometer with waveguides having different effective indexes instead of lengths to avoid waveguide bends, reduce losses and footprint.Authors: fahimeh Armin, Université du Québec à Montréal / Frederic Nabki, École de technologie supérieure ÉTS / Michaël Ménard, Université du Québec à Montréal

A coupled-cavity, finite-equispaced-comb resonator based on “Kac matrix” could be an important photonic component.We show an optimal cavity to the bus waveguide,with coupling set to “critically couple” the geometric mean of the supermode escape ratesAuthors: MANUJ KUMAR SINGH, Boston University / Bohan Zhang, Boston University / Milos Popovic, Boston University

In a multi-mode waveguide, higher-order modes are usually slower than lowerorder modes. We circumvent this limitation and demonstrate anomalous group-index behavior using space-time wave packets in a 4-microns-thick multi-mode planar waveguide.Authors: Abbas Shiri, University of Central Florida / Ayman Abouraddy, University of Central Florida

We present an all-polymeric photonic molecule from coupled whispering gallery mode cavities on a chip-scale liquid crystal elastomer substrate. The substrate’s temperature-induced actuation is used to widely and precisely tune the coupling strength.Authors: Simon Woska, Karlsruhe Institute of Technology (KIT) / Pascal Rietz, Karlsruhe Institute of Technology (KIT) / Osman Karayel, Karlsruhe Institute of Technology (KIT) / Heinz Kalt, Karlsruhe Institute of Technology (KIT)

Review of emerging research on interaction of free electrons with light and matter in the quantum regime. Theory of stimulated and spontaneous interactions of pre-shaped quantum electron wavepackets with light and with bound electron qubit statesAuthors: Avraham Gover, Tel-Aviv University / Du Ran, Tel-Aviv University / Bin Zhang, Tel-Aviv University / Yiming Pan, Technion / Reuven Ianconescu, Tel-Aviv University / Jacob Scheuer, Tel-Aviv University / Aharon Friedman, Ariel University / Amnon Yariv, California Institute of Technology

We perform two-photon interference with highly non-degenerate frequency-entangled photons. Our system improves on existing interferometers by promising attosecond temporal resolution while offering robustness against dispersion, background, and loss.Authors: Colin Lualdi, University of Illinois at Urbana-Champaign / Kristina Meier, University of Illinois at Urbana-Champaign / Spencer Johnson, University of Illinois at Urbana-Champaign / Paul Kwiat, University of Illinois at Urbana-Champaign

Weak measurement allows the measurement of two incompatible observables, a ‘joint weak-measurement’ (JWM). Until now, JWM uses one read-out, a separate system, per observable. We demonstrate a JWM technique which requires only one read-out.Authors: Aldo Camilo Martinez Becerril, University of Ottawa / Gabriel Bussières, University of Ottawa / Davor Curic, University of Calgary / Lambert Giner, University of Ottawa / Raphael Abrahao, University of Ottawa / Jeff Lundeen, University of Ottawa

Recent proposals suggest that a distributed single-photon would outperform weak coherent or thermal states as a phase reference for long-baseline interferometry of dim sources. We demonstrate experimental results toward confirming this prediction.Authors: Matthew Brown, University of Oregon / Valerian Thiel, University of Oregon / Markus Allgaier, University of Oregon / Michael Raymer, University of Oregon / Brian Smith, University of Oregon / Paul Kwiat, University of Illinois Urbana-Champaign / John Monnier, University of Michigan

We demonstrate the transport of six-dimensional spatial-mode entanglement through a complex medium consisting of a commercial multi-mode fiber by carefully 'scrambling' the photon that did not enter it, rather than unscrambling the photon that did.Authors: Mehul Malik, Heriot-Watt University / Natalia Valencia, Heriot-Watt University / Suraj Goel, Heriot-Watt University / Will McCutcheon, Heriot-Watt University / Hugo Defienne, University of Glasgow

A new genuine tripartite entanglement measure is revealed, interpreted as the area of a so-called concurrence triangle. The new measure is found superior to previous attempts. Specific examples are illustrated.Authors: Songbo Xie, University of Rochester / Joseph Eberly, University of Rochester

We demonstrate the underlying mechanism for quantum-enhanced telescopy, using multiple interconnected Hong-Ou-Mandel interferometers to recover the visibility amplitude and relative phase of the source light into multiple simulated telescopes.Authors: David Diaz, University of Illinois Urbana-Champaign / Yujie Zhang, University of Illinois Urbana-Champaign / Virginia Lorenz, University of Illinois Urbana-Champaign / Paul Kwiat, University of Illinois Urbana-Champaign