Joint Postdeadline Session II

1. 6:00 - 6:15

   (UTC - 05:00)
   JTh1A.1

   Vortex crystals in optically trapped
   exciton-polariton condensates

   Presenter: Kirill Sitnik , Skolkovo Institute of Science and Technology

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   We excite a trapped condensate of polaritons and observe the formation ofvortex crystal characterized by ordered arrangement of phase singularities. The condensateexperiences competition between the trap Ince-Gaussian modes on a picosecond timescale.Authors: Kirill Sitnik, Skolkovo Institute of Science and Technology / Sergey Alyatkin, Skolkovo Institute of Science and Technology / Helgi Sigurdsson, Science Institute, University of Iceland / Pavlos Lagoudakis, Skolkovo Institute of Science and Technology
2. 6:15 - 6:30

   (UTC - 05:00)
   JTh1A.2

   Femtosecond Laser-Induced Polarization-Controlled Birefringence inside Nd:YAG Single Crystal

   Presenter: Tatiana Lipateva , Mendeleev University of Chemical Technology

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   Laser-induced polarization-controlled birefringence (PCB) with unprecedent thermal resistance has been demonstrated in Nd:YAG crystal for the first time. Laser writing of PCB is promising for the development of novel crystal-based optical elements.Authors: Tatiana Lipateva, Mendeleev University of Chemical Technology / Alexey Lipatiev, Mendeleev University of Chemical Technology / Sergey Fedotov, Mendeleev University of Chemical Technology / Andrey Okhrimchuk, Mendeleev University of Chemical Technology / Sergey Lotarev, Mendeleev University of Chemical Technology / Vladimir Sigaev, Mendeleev University of Chemical Technology
3. 6:30 - 6:45

   (UTC - 05:00)
   JTh1A.3

   Few-Cycle Visible Light Generation in a Hollow-Core Fiber

   Presenter: Riccardo Piccoli , INRS-EMT

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   175-fs-long pulses emitted by a commercial Yb-based laser are directly projected into the single-cycle regime at visible frequencies through the nonlinear mixing between spatial modes of a hollow-core fiber, without any post-compression technique.Authors: Riccardo Piccoli, INRS-EMT / Jeffrey Brown, CPHT, CNRS, Institut Polytechnique de Paris / Younggyun Jeong, INRS-EMT / Andrea Rovere, INRS-EMT / Luca Zanotto, INRS-EMT / Mette Gaarde, Louisiana State University / Francois Legare, INRS-EMT / Arnaud Couairon, CPHT, CNRS, Institut Polytechnique de Paris / John Travers, Heriot-Watt University / Roberto Morandotti, INRS-EMT / Bruno Schmidt, few-cycle Inc. / Luca Razzari, INRS-EMT
4. 6:45 - 7:00

   (UTC - 05:00)
   JTh1A.4

   Histological Discrimination Using Fractal Analysis and Refractive Index Variance

   Presenter: Felix Fanjul-Velez , University of Cantabria

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   Histopathology presents artifacts, delays or subjective errors. Digital histology contributes to automation and diagnosis improvement. In this work we employ label-free tissue slices by phase contrast fractal dimension and refractive index variance.Authors: Jose Luis Ganoza-Quintana, University of Cantabria / Felix Fanjul-Velez, University of Cantabria / Jose Luis Arce-Diego, University of Cantabria
5. 7:00 - 7:15

   (UTC - 05:00)
   JTh1A.5

   Near Perfect Two-photon Interference out a of Down-converter on Silicon Nitride Chip

   Presenter: Romain Dalidet , Université Côte d’Azur, CNRS, Institut de Physique de Nice

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   We report the first photon-pair source based on χ 2 nonlinearity process on a sil-icon platform, showing a record two-photon interference visibility exceeding 99%, openinga new horizon for quantum technologies.Authors: Romain Dalidet, Université Côte d’Azur, CNRS, Institut de Physique de Nice / Florent Mazeas, Ecole polytechnique fédérale de Lausanne, PHOSL / Edgars Nitiss, Ecole polytechnique fédérale de Lausanne, PHOSL / Ozan Yakar, Ecole polytechnique fédérale de Lausanne, PHOSL / Anton Stroganov, Ecole polytechnique fédérale de Lausanne, PHOSL / Laurent Labonté, Université Côte d’Azur, CNRS, Institut de Physique de Nice / Camille Brès, Ecole polytechnique fédérale de Lausanne, PHOSL / Sébastien Tanzilli, Université Côte d’Azur, CNRS, Institut de Physique de Nice
6. 7:15 - 7:30

   (UTC - 05:00)
   JTh1A.6

   Optical Vortex Brillouin Laser in Chiral Photonic Crystal Fiber

   Presenter: Xinglin Zeng , Max-Planck Institute for the Science of Light

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   We report the first experimental study of stimulated Brillouin scattering and Brillouin lasing by circularly polarized vortex modes in chiral photonic crystal fibers, and demonstrate conservation of spin and orbital angular momentum.Authors: Xinglin Zeng, Max-Planck Institute for the Science of Light / Yang Chen, Max-Planck Institute for the Science of Light / Zheqi Wang, Max-Planck Institute for the Science of Light / Michael Frosz, Max-Planck Institute for the Science of Light / Paul Roth, Max-Planck Institute for the Science of Light / Gordon Wong, Max-Planck Institute for the Science of Light / Philip Russell, Max-Planck Institute for the Science of Light / Birgit Stiller, Max-Planck Institute for the Science of Light

Integrated Laser Technology

1. 8:00 - 8:15

   (UTC - 05:00)
   FTh2A.1

   Precision Laser Stabilization using Photonic Integrated Coil Resonator

   Presenter: KAIKAI LIU , University of California Santa Barbara

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   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
2. 8:15 - 8:30

   (UTC - 05:00)
   FTh2A.2

   Monolithic InP 100-Port Optical Phased Array

   Presenter: Kento Komatsu , The University of Tokyo

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   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
3. 8:30 - 8:45

   (UTC - 05:00)
   FTh2A.3

   Integrated Photonic Four-wave-mixing Optical Synthesizer

   Presenter: Jennifer Black , National Institute of Standards and Technology

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   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
4. 8:45 - 9:00

   (UTC - 05:00)
   FTh2A.4

   Supersymmetric Microring Laser Arrays in Two-dimensional Space

   Presenter: Xingdu Qiao , University of Pennsylvania

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   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

Ultrafast Phenomena I

1. 8:00 - 8:30

   (UTC - 05:00)
   FTh2B.1

   Attosecond Imaging of Resonant Photoemission Dynamics

   Presenter: Pascal Salieres , Laboratory Interactions Dynamics and Las

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   Invited

   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
2. 8:30 - 8:45

   (UTC - 05:00)
   FTh2B.2

   (Withdrawn) Developing a high-repetition rate few-cycle short-wave infrared light source for strong-field experiments

   Presenter: Ivan Sytcevich , Lund University

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   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
3. 8:45 - 9:00

   (UTC - 05:00)
   FTh2B.3

   Self-synchronized Two-color Fiber Laser System for Stimulated Raman Scattering Microscopy in Cell-silent Regime

   Presenter: Meng ZHOU , University of Hong Kong

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   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

Computer-generated Holography and Holographic Display

1. 8:00 - 8:30

   (UTC - 05:00)
   FTh2C.1

   Interactive Generation of Full Color 4K Image Hologram

   Presenter: Hiroshi Yoshikawa , Nihon University

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   Invited

   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
2. 8:30 - 9:00

   (UTC - 05:00)
   FTh2C.2

   Holographic Display by Computer-generated Binary Holograms

   Presenter: Jung-Ping Liu , Feng Chia University

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   Invited

   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

Plasmonics and Metamaterials

1. 8:00 - 8:30

   (UTC - 05:00)
   FTh2D.1

   2D Plasmonics and THz Nonlinear Optics

   Presenter: Thomas Murphy , University of Maryland

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   Invited

   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
2. 8:30 - 8:45

   (UTC - 05:00)
   FTh2D.2

   Cubic Phase Metasurface for Three-Dimensional Optical Manipulation

   Presenter: Hung Chuan Hsu , National Taiwan University

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   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
3. 8:45 - 9:00

   (UTC - 05:00)
   FTh2D.3

   Metal-enhanced fluorescence: More than we thought

   Presenter: Ilia Rasskazov , University of Rochester

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   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

Optical Cavity and Nanocavity Coupling

1. 8:00 - 8:15

   (UTC - 05:00)
   LTh2E.1

   Optical-Cavity Manipulation of Conical Intersections and Singlet Fission Dynamics

   Presenter: Bing Gu , University of California Irvine

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   Laser Science

   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
2. 8:15 - 8:30

   (UTC - 05:00)
   LTh2E.2

   Room-Temperature Strong Coupling to Plasmonic Nanocavities

   Presenter: Matthew Pelton , UMBC (University of Maryland Baltimore County)

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   Laser Science

   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)
3. 8:30 - 8:45

   (UTC - 05:00)
   LTh2E.3

   Photoluminescence Emission of a Single Quantum Dot Coupled to Hybrid Photonic Nanostructures: Towards Single-Photon Sources

   Presenter: Angela Barreda , Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena

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   Laser Science

   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
4. 8:45 - 9:00

   (UTC - 05:00)
   LTh2E.4

   Selective Coupling of Dark and Bright Excitons in 2D Transition Metal Dichalcogenide Alloys to Planar Microstructures

   Presenter: Lekshmi Eswaramoorthy , IITB-Monash Research Academy

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   Laser Science

   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

1. 9:15 - 10:00

   (UTC - 05:00)
   JTh3A.1

   Light, Matter, and Their Interactions: The Gift That Keeps on Giving

   Presenter: Keith Nelson , Massachusetts Institute of Technology

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   Visionary Laser Science

   Advances in THz through x-ray pulse generation have enabled optical control over molecular and collective modes, extending to guided far-from-equilibrium dynamical transformations that are monitored in real time. We celebrate and look ahead!Authors: Keith Nelson, Massachusetts Institute of Technology

Nanophotonics and Plasmonics

1. 10:00 - 10:15

   (UTC - 05:00)
   FTh4E.1

   Coupled Nano-Optomechanical Cavities for Enhancing Nonlinear Optomechanics

   Presenter: Roel Burgwal , Eindhoven University of Technology

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   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
2. 10:15 - 10:30

   (UTC - 05:00)
   FTh4E.2

   Enantioselective Optical Forces of Gain Functionalized Core-shell Chiral Nanoparticles

   Presenter: Rfaqat Ali , UNICAMP

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   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
3. 10:30 - 10:45

   (UTC - 05:00)
   FTh4E.3

   Ultrafast Nonlinear Absorption and Pulse Propagation Dynamics in Metal-Dielectric Photonic Structure

   Presenter: Jitendra Acharyya , Indian Institute of Technology Delhi

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   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
4. 10:45 - 11:00

   (UTC - 05:00)
   FTh4E.4

   Comparison of Piecewise Parabolic and PRBS Phase Modulation Schemes on the SBS Threshold

   Presenter: Josh Young , Baylor University

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   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
5. 11:00 - 11:15

   (UTC - 05:00)
   FTh4E.5

   High-Finesse Surface Acoustic Wave Cavities on Etched-Groove GaAs

   Presenter: Zixuan Wang , National Institute of Standards and Technology

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   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
6. 11:15 - 11:30

   (UTC - 05:00)
   FTh4E.6

   (Withdrawn) Experimental realization of actively tunable unidirectional surface plasmon-polaritons

   Presenter: Yi Liang , Guangxi Univerisity

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   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
7. 11:30 - 11:45

   (UTC - 05:00)
   FTh4E.7

   Microdisk Design for Vertical Collection from Quantum Emitters

   Presenter: Ian Hammond , Brigham Young University

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   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
8. 11:45 - 12:00

   (UTC - 05:00)
   FTh4E.8

   Novel plasmonic metamaterials and flexible control of optical properties using random Ag nanostructures

   Presenter: Koichi Okamoto , Osaka Prefecture University

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   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

Ultrafast Phenomena II

1. 10:15 - 10:30

   (UTC - 05:00)
   FTh4B.1

   Non-perturbative focus diagnostics of 100-TW-class Laser Pulses

   Presenter: Fumika Isono , Lawerence Berkeley National Lab

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   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
2. 10:30 - 11:00

   (UTC - 05:00)
   FTh4B.2

   Multi-milijoule Infrared Pulses from a Laser Wakefield Accelerator

   Presenter: Amina Hussein , University of Alberta

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   Invited

   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
3. 11:00 - 11:15

   (UTC - 05:00)
   FTh4B.3

   Efficient, High Peak-Power Post-Compression in a Compact Bulk Multi-Pass Cell

   Presenter: Ann-Kathrin Raab , Lund University

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   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
4. 11:15 - 11:30

   (UTC - 05:00)
   FTh4B.4

   Microjoule-level Femtosecond Pulses From 3 to 10 µm by DFG in LiGaS₂ at 250 kHz

   Presenter: Nicolas Forget , FASTLITE

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   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
5. 11:30 - 11:45

   (UTC - 05:00)
   FTh4B.5

   Light-Field-Driven Current Control in Dielectrics with pJ-Level Laser Pulses at 80 MHz Repetition Rate

   Presenter: Zsuzsanna Pápa , Wigner Research Centre for Physics

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   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
6. 11:45 - 12:00

   (UTC - 05:00)
   FTh4B.6

   High-flux, 100-kHz Attosecond Pulse Train Source Driven by a High Average-Power Laser Beam

   Presenter: LÉNÁRD GULYÁS OLDAL , ELI-ALPS, ELI-HU Non-profit Ltd.

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   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.

Computational Imaging with Machine Learning

1. 10:30 - 11:00

   (UTC - 05:00)
   FTh4A.1

   Deep Optics

   Presenter: Gordon Wetzstein , Stanford University

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   Invited

   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
2. 11:00 - 11:30

   (UTC - 05:00)
   FTh4A.2

   Virtual Biomarkers for Next Generation Pathology

   Presenter: Yair Rivenson , Pictor Labs

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   Invited

   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
3. 11:30 - 12:00

   (UTC - 05:00)
   FTh4A.3

   Reduce Computational Complexity! Inspiration from Flies

   Presenter: Luat Vuong , University of California Riverside

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   Invited

   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

Computational/Transformation Optics and Display

1. 10:30 - 11:00

   (UTC - 05:00)
   FTh4C.1

   Computational 3D/4D Holographic Imaging

   Presenter: Ni Chen , King Abdullah Univ of Sci & Technology

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   Invited

   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
2. 11:00 - 11:15

   (UTC - 05:00)
   FTh4C.2

   Waveguide-Type Maxwellian Near-Eye Display for Augmented Reality with Replicated Eyebox Using Pin-Mirror Array Holographic Optical Element

   Presenter: myeong-ho Choi , Inha University

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   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
3. 11:15 - 11:30

   (UTC - 05:00)
   FTh4C.3

   Singular Value Decomposition (SVD)-Entropy as a Measure for Neural Network Reconstruction and Image Complexity

   Presenter: Altai Perry , University of California Riverside

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   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
4. 11:30 - 11:45

   (UTC - 05:00)
   FTh4C.4

   Design of Shift-, Scale- and Rotation Invariant Diffractive Optical Networks

   Presenter: Deniz Mengu , University of California Los Angeles

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   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
5. 11:45 - 12:00

   (UTC - 05:00)
   FTh4C.5

   High Throughput Multi-kernel Fourier OpticClassifier

   Presenter: Zibo Hu , George Washington University

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   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

Advanced Materials for Photonics

1. 10:30 - 11:00

   (UTC - 05:00)
   FTh4D.1

   BTO-enhanced Silicon Photonics – a Scalable Platform with Ultra-efficient Optical Switches

   Presenter: Stefan Abel , Lumiphase AG

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   Invited

   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
2. 11:00 - 11:15

   (UTC - 05:00)
   FTh4D.2

   >150 GHz Hybrid-plasmonic BaTiO₃-on-SOI Modulator for CMOS Foundry Integration

   Presenter: David Moor , Institute of Electromagnetic Fields (IEF), ETH Zurich

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   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
3. 11:15 - 11:45

   (UTC - 05:00)
   FTh4D.3

   Industrial Development of Graphene Electronic and Optical Devices

   Presenter: Ivor Guiney , Paragraf Limited

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   Invited

   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
4. 11:45 - 12:00

   (UTC - 05:00)
   FTh4D.4

   Dual-wavelength mode-locked erbium-doped fiber laser based on tungsten ditelluride coated fiber taper

   Presenter: Ya Liu , Yunnan Key Laboratory of Opto-Electronic Information Technology

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   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

Photonics and Nanophotonics

1. 10:30 - 11:00

   (UTC - 05:00)
   LTh4F.1

   Ultra-compact Integrated Photonic Devices Enabled by Digital Metamaterials

   Presenter: Berardi Sensale-Rodriguez , University of Utah

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   Invited Laser Science

   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
2. 11:00 - 11:15

   (UTC - 05:00)
   LTh4F.2

   Suppressing Meta-holographic Artifacts by Laser Coherence Tuning

   Presenter: Yaniv Eliezer , Yale University

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   Laser Science

   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
3. 11:15 - 11:45

   (UTC - 05:00)
   LTh4F.3

   Frontiers in Nanophotonics: Enabling Technology for Next-generation Biosensors

   Presenter: Hatice Altug , Ecole Polytechnique Federale de Lausanne

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   Invited Laser Science

   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
4. 11:45 - 12:00

   (UTC - 05:00)
   LTh4F.4

   High-momentum 2D Exciton-polaritons in Monolayer Semiconductors

   Presenter: Itai Epstein , Tel Aviv University

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   Laser Science

   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

Precision Measurements and Quantum Metrology III

1. 11:00 - 11:15

   (UTC - 05:00)
   Th2A.1

   (Withdrawn) Realization of an ion Trap Quantum Classifier

   Presenter: Tarun Dutta , National University of Singapore

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   QIM

   We report the experimental realization of a versatile quantum classifier that uses the data re-uploading supervised machine learning algorithm based on a single-ion quantum processing unit. The accuracy of our classifier is benchmarked on a variety of datasets, finding the separation of the classes associated with regions in various dimensions.Authors: Tarun Dutta, National University of Singapore
2. 11:15 - 11:30

   (UTC - 05:00)
   Th2A.2

   Resolving Two Bright Correlated Thermal Point-Sources

   Presenter: Ilya Karuseichyk , Sorbonne University

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   QIM

   We present an analytical expression for the sensitivity of point-sources' separation estimation for correlated thermal sources for both spatial mode demultiplexing and direct imaging. The result obtained does not rely on the assumption of low-intensity sources.Authors: Ilya Karuseichyk, Sorbonne University / Giacomo Sorelli, Sorbonne University / Mattia Walschaers, Sorbonne University / Manuel Gessner, ENS / Nicolas Treps, Sorbonne University
3. 11:30 - 11:45

   (UTC - 05:00)
   Th2A.3

   Using Outcome Purity to Compare Multiplexed Detectors

   Presenter: Timon Schapeler , Paderborn University

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   QIM

   We use quantum detector tomography to compare the outcome purity of four classes of multiplexed SNSPDs. This allows a direct method of comparing the quality of different multiplexing architectures for practical applications.Authors: Timon Schapeler, Paderborn University / Jan Philipp Hoepker, Paderborn University / Tim J. Bartley, Paderborn University
4. 11:45 - 12:00

   (UTC - 05:00)
   Th2A.4

   Rigorous Characterization of Single-Photon Detectors Using Generalized Decoy-State Scheme

   Presenter: Gong Zhang , National University of Singapore

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   QIM

   We experimentally demonstrate a generalized decoy-state scheme to rigorously characterize the efficiency and noise of single-photon detectors with relaxed requirement on the detector's physical model, which could open new possibilities in device calibration standards.Authors: Gong Zhang, National University of Singapore / Haibo Wang, National University of Singapore / Jishen Zhang, National University of Singapore / Chao Wang, National University of Singapore / Haiwen Xu, National University of Singapore / Yan Liang, University of Shanghai for Science and Technology / Charles Lim, National University of Singapore / Xiao Gong, National University of Singapore
5. 12:00 - 12:15

   (UTC - 05:00)
   Th2A.5

   Spreading of Quantum Information Through a Disordered Quantum Walk

   Presenter: Farzam Nosrati , Universita di Palermo

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   QIM

   We propose a quantum probing protocol, a Mach–Zehnder-like interferometric setup, employing quantum walks to explore quantum information spreading patterns, such as anomalous and classical transport, as well as Anderson localization.Authors: Farzam Nosrati, Universita di Palermo / Alessandro Laneve, Dipartimento di Fisica, Sapienza Universit\`{a} di Roma / Mashid Khazaei Shadfar, Universita di Palermo / Andrea Geraldi, Dipartimento di Fisica, Sapienza Universit\`{a} di Roma / Kobra Mahdavipour, Universita di Palermo / Federico Pegoraro, Dipartimento di Fisica, Sapienza Universit\`{a} di Roma / Paolo Mataloni, Dipartimento di Fisica, Sapienza Universit\`{a} di Roma / Rosario Lo Franco, Dipartimento di Ingegneria
6. 12:15 - 12:30

   (UTC - 05:00)
   Th2A.6

   Activating Hidden Metrological Usefulness

   Presenter: Geza Toth , UPV/EHU

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   QIM

   We consider bipartite entangled states that cannot outperform separable states in any linear interferometer. We show that these states can be more useful metrologically than separable states if several copies of the state are provided or an ancilla is added.Authors: Geza Toth, UPV/EHU

Quantum Optics of Light-atom Interactions II

1. 11:00 - 11:30

   (UTC - 05:00)
   Th2B.1

   Strong Rydberg-Mediated Photon-Photon Interactions

   Presenter: Ofer Firstenberg , Weizmann Institute of Science

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   Invited QIM

   Rydberg atoms can mediate effective interaction between individual photons, leading to quantum nonlinear optics. I will present recent achievements in this field, including observation of high-order photonic bound states and strong three-photon interactions.Authors: Ofer Firstenberg, Weizmann Institute of Science
2. 11:30 - 11:45

   (UTC - 05:00)
   Th2B.2

   Preparation and Laser Trapping of Cold Circular Rydberg Atoms for Quantum Simulation

   Presenter: Paul Méhaignerie , Laboratoire Kastler Brossel

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   QIM

   We report on our recent experimental results that pave the way for the realization of quantum simulations with Circular Rydberg atoms: we present the preparation and laser-trapping of these states in an optical-access cryostat.Authors: Paul Méhaignerie, Laboratoire Kastler Brossel
3. 11:45 - 12:00

   (UTC - 05:00)
   Th2B.3

   Quantum Control of two-Level Atoms With far-Detuned few-Cycle Pulses - an Analytical Case

   Presenter: Bing Zeng , The University of Alabama in Huntsville

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   QIM

   A two-level system driven by a far-off-resonance few-cycle square pulse is theoretically analyzed. A closed-form solution well-matched with simulation is presented without using the rotating wave approximation.Authors: Bing Zeng, The University of Alabama in Huntsville / Lingze Duan, The University of Alabama in Huntsville
4. 12:00 - 12:15

   (UTC - 05:00)
   Th2B.4

   Coherence of Light Scattered by a Large Number of Independent Single-Photon Emitters

   Presenter: Lukas Slodicka , Palacky University

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   QIM

   We present the experimental characterization of coherence of light scattered from ensembles of noninteracting trapped ions. We set up and prove an indistinguishable emission from many ions by observation of photon bunching in a single-mode Hanbury-Brown and Twiss detection scheme.Authors: Lukas Slodicka, Palacky University / Artem Kovalenko, Palacky University / Lukas Lachman, Palacky University / Dung Tran, Palacky University / Daniel Babjak, Palacky University / Adam Lešundák, Czech Academy of Sciences / Tuan Pham, Czech Academy of Sciences / Lukas Podhora, Palacky University / Ondrej Číp, Czech Academy of Sciences / Radim Filip, Palacky University
5. 12:15 - 12:30

   (UTC - 05:00)
   Th2B.5

   Optimal Quantum Feedback Algorithm for Spin Ensemble Purification

   Presenter: Urs Haeusler , University of Cambridge

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   QIM

   We present a coherent quantum feedback algorithm to purify a mesoscopic spin ensemble at the ultimate level of a single spin. Moreover our feedback can engineer classically correlated states extending over multiple modes.Authors: Urs Haeusler, University of Cambridge / Daniel Jackson, University of Cambridge / Leon Zaporski, University of Cambridge / Jonathan Bodey, University of Cambridge / Noah Shofer, University of Cambridge / Mete Atatüre, University of Cambridge / Claire Le Gall, University of Cambridge / Dorian Gangloff, University of Cambridge

Quantum Information Processing and Computing I

1. 11:00 - 11:15

   (UTC - 05:00)
   Th2C.1

   Quantum Information Processing of Entangled Photons With a Programmable Multi-Plane Light Converter

   Presenter: Ohad Lib , The Hebrew University of Jerusalem

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   QIM

   We demonstrate a reconfigurable and scalable processor of entangled photons based on multi-plane light conversion and perform key tasks of quantum information processing including high-dimensional entanglement certification, arbitrary state transformations, and mode conversion.Authors: Ohad Lib, The Hebrew University of Jerusalem / Kfir Sulimany, The Hebrew University of Jerusalem / Yaron Bromberg, The Hebrew University of Jerusalem
2. 11:15 - 11:30

   (UTC - 05:00)
   Th2C.2

   Ab-Initio Automated Optimization of Nonclocality in Photonic Quantum States

   Presenter: Emanuele Polino , La Sapienza

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   QIM

   We push to the limit the device-independent paradigm by implementing an adaptive automated algorithm able to optimize the nonclassicality of unknown quantum systems, tuning parameters with unknown response functions.Authors: Davide Poderini, La Sapienza / Emanuele Polino, La Sapienza / Giovanni Rodari, La Sapienza / Alessia Suprano, La Sapienza / Rafael Chaves, Federal University of Rio Grande do Norte / Fabio Sciarrino, La Sapienza
3. 11:30 - 11:45

   (UTC - 05:00)
   Th2C.3

   (Withdrawn) Correlation Measures on Spin Squeezing Model Under the Effect of Intrinsic Decoherence

   Presenter: Venkat Abhignan , National Institute of Technology, Trichy

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   QIM

   We study the effects of intrinsic decoherence on a spin squeezing model by measuring the dynamic nature of quantum correlations quantified by entanglement, steering and measurement-induced nonlocality (MIN). We show the robust natures of quantum steering and MIN, which go beyond entanglement.Authors: Venkat Abhignan, National Institute of Technology, Trichy / Muthuganesan R., SASTRA Deemed University
4. 11:45 - 12:00

   (UTC - 05:00)
   Th2C.4

   Certification of Incompatible Measurements Using Quantum Steering

   Presenter: Shubhayan Sarkar , Center for Theoretical Physics

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   QIM

   We propose a one-sided device-independent protocol for certification of anyset of d-outcome projective measurements that are “genuinely incompatible measurements”meaning that they do not share any invariant subspace including mutually unbiased bases.Authors: Shubhayan Sarkar, Center for Theoretical Physics / Debashis Saha, Center for Theoretical Physics / Remigiusz Augusiak, Center for Theoretical Physics
5. 12:00 - 12:15

   (UTC - 05:00)
   Th2C.5

   A Long-Lived Spin Qubit in an Optically Active
   Semiconductor Quantum dot

   Presenter: Leon Zaporski , University of Cambridge

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   QIM

   We report on the first spin-control experiments in optically activeGaAs/AlGaAs quantum dots. Using dynamic decoupling, we retain a quantum superpositionfor up to 27 μs, a ten-fold improvement over the state-of-the-art.Authors: Leon Zaporski, University of Cambridge / Jonathan Bodey, University of Cambridge / Noah Shofer, University of Cambridge / Santanu Manna, JKU / Daniel Jackson, University of Cambridge / Saimon Covre Da Silva, JKU / Urs Haeusler, University of Cambridge / Mete Atatüre, University of Cambridge / Dorian Gangloff, University of Cambridge / Armando Rastelli, JKU / Claire Le Gall, University of Cambridge
6. 12:15 - 12:30

   (UTC - 05:00)
   Th2C.6

   Optical Investigation of GeV Center in Diamond
   Observation of Energy Level Fluctuations and Blinking

   Presenter: Maxime Bergamin , DTU

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   QIM

   We report on the detailed spectroscopic investigation of a deeply implanted Germanium vacancy centers in diamond at cryogenic temperatures and using a resonant cross-polarization excitation scheme.Authors: Maxime Bergamin, DTU / Daniel Allepuz Requena, DTU / Ilya Radko, DTU / Erika Janitz, McGill University / Lilian Childress, McGill University / Alexander Huck, DTU / Ulrik Lund Andersen, DTU

Quantum Imaging I

1. 13:00 - 13:15

   (UTC - 05:00)
   Th4A.2

   Engineering Spatial Correlations in Entangled Twin Beams

   Presenter: Gaurav Nirala , The University of Oklahoma

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   QIM

   We show full control over the spatial correlations in a macroscopic quantum state of light generated via four-wave mixing. Taking advantage of momentum conservation, we engineer the distribution of the correlations via control of the angular spectrum of the pump.Authors: Gaurav Nirala, The University of Oklahoma / Siva Pradyumna, The University of Oklahoma / Ashok Kumar, The University of Oklahoma / Alberto Marino, The University of Oklahoma
2. 13:15 - 13:30

   (UTC - 05:00)
   Th4A.4

   Resolution of two-Color Quantum Imaging With Undetected Photons

   Presenter: Andres Vega , Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena

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   QIM

   We analyze the diffraction-limited resolution of quantum imaging with undetected photons with non-degenerate photon-pairs. We find that the resolution is half of the longest of both wavelengths and is achieved using sources with sub-wavelength thicknesses.Authors: Andres Vega, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Elkin Santos, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Jorge Fuenzalida, Fraunhofer Institute for Applied Optics and Precision Engineering IOF / Marta Gilaberte Basset, Fraunhofer Institute for Applied Optics and Precision Engineering IOF / Thomas Pertsch, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Markus Gräfe, Fraunhofer Institute for Applied Optics and Precision Engineering IOF / Sina Saravi, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Frank Setzpfandt, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena
3. 13:30 - 13:45

   (UTC - 05:00)
   Th4A.5

   Subwavelength-Resolution Imaging With Undetected Photons Using Thin Sources of Photon Pairs

   Presenter: Elkin Santos , Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena

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   QIM

   We present an imaging scheme with undetected photons that overcomes the diffraction limit by transferring near-field information at the wavelength that illuminates the object to the far-field of its paired wavelength generated in a thin photon-pair source.Authors: Elkin Santos, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Sina Saravi, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena / Thomas Pertsch, Fraunhofer Institute for Applied Optics and Precision Engineering IOF, / Frank Setzpfandt, Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena
4. 13:45 - 14:15

   (UTC - 05:00)
   Th4A.1

   (Withdrawn) Imaging and Spectroscopy With Mid-IR Undetected Photons

   Presenter: Sven Ramelow , Humboldt Universität zu Berlin

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   Invited QIM

   Nonlinear Interferometers based on SPDC enable compact and cost-effective sensing at otherwise challenging wavelength regions such as the mid-IR. Here, we present experimental results on imaging, spectroscopy and OCT and highlight their potential on real-world, industry-ready applications.Authors: Sven Ramelow, Humboldt Universität zu Berlin
5. 14:15 - 14:30

   (UTC - 05:00)
   Th4A.3

   Asynchronous Quantum Ghost Imaging

   Presenter: Carsten Pitsch , Karlsruhe Institute of Technology

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   QIM

   We implemented a novel setup for quantum ghost imaging using two asynchronously running detectors. The subsequent temporal evaluation allows photon pair matching independent of the path length of the photons, thus enabling efficient 3D Imaging.Authors: Carsten Pitsch, Karlsruhe Institute of Technology / Dominik Walter, Fraunhofer IOSB

Integrated and On-chip Quantum Devices I

1. 13:00 - 13:30

   (UTC - 05:00)
   Th4B.1

   Advanced Quantum State Engineering With Pockels Nonlinear Integrated Optics

   Presenter: Linran Fan , University of Arizona

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   Invited QIM

   Pockels nonlinearity provides advantages in the efficiency and functionality of quantum state engineering. In this talk, we will present our recent result in the generation of complex quantum states including squeezed light and high-dimensional hyperentanglement.Authors: Linran Fan, University of Arizona
2. 13:30 - 13:45

   (UTC - 05:00)
   Th4B.2

   (Withdrawn) Squeezed Light Generation and Characterization With an Integrated Thin-Film Lithium Niobate Nanophotonic Circuit

   Presenter: Hubert Stokowski , Stanford University

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   QIM

   We present an integrated photonic system for generating and characterizing squeezed light. Using a 1554 nm pump with 40 mW of power from a continuous-wave laser, we detect 1.01 ± 0.02 dB of squeezing (≈ 8 dB on chip).Authors: Hubert Stokowski, Stanford University / Timothy McKenna, Stanford University / Vahid Ansari, Stanford University / Taewon Park, Stanford University / Alex Hwang, Stanford University / Jatadhari Mishra, Stanford University / Marc Jankowski, Stanford University / Carsten Langrock, Stanford University / Martin Fejer, Stanford University / Amir Safavi-Naeini, Stanford University
3. 13:45 - 14:00

   (UTC - 05:00)
   Th4B.3

   Coupling Emission From Strained Hexagonal Boron Nitride Thin Films to Monolithic Buckled Microcavities

   Presenter: Kyle Scheuer , University of Alberta

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   QIM

   We show design and fabrication processes for an optical cavity compatible with emission from continuous hBN films. We also present preliminary optical results. Our results provide a scalable approach for on-chip single photon emitters.Authors: Kyle Scheuer, University of Alberta / Phillip Kirwin, University of Alberta / Ray DeCorby, University of Alberta
4. 14:00 - 14:15

   (UTC - 05:00)
   Th4B.5

   Fibre-Integrated Laser-Written Quantum Memory for Light-Matter Entanglement

   Presenter: Jelena Rakonjac , ICFO-The Institute of Photonic Sciences

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   QIM

   We demonstrate the storage of light-matter entanglement between a telecom photon and an integrated solid-state quantum memory. The quantum memory is a fibre-coupled waveguide written in a rare-earth doped crystal.Authors: Jelena Rakonjac, ICFO-The Institute of Photonic Sciences / Giacomo Corrielli, Istituto di Fotonica e Nanotecnologie (IFN) - CNR and Dipartimento di Fisica / Dario Lago-Rivera, ICFO-The Institute of Photonic Sciences / Alessandro Seri, ICFO-The Institute of Photonic Sciences / Margherita Mazzera, Heriot-Watt University / Samuele Grandi, ICFO-The Institute of Photonic Sciences / Roberto Osellame, Istituto di Fotonica e Nanotecnologie (IFN) - CNR and Dipartimento di Fisica / Hugues de Riedmatten, ICFO-The Institute of Photonic Sciences
5. 14:15 - 14:30

   (UTC - 05:00)
   Th4B.4

   Quantum Cryptography With a Full-Fledged Photonic Integrated Chip System

   Presenter: Davide Marangon , Toshiba Europe Limited - Cambridge Research Laboratory

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   QIM

   Integrated photonics can enable a wide deployment of quantum cryptography but this integration is technologically challenging. We addressed the challenges and built a complete, real-time and deployable quantum key distribution system based on integrated photonics.Authors: Davide Marangon, Toshiba Europe Limited - Cambridge Research Laboratory / Taofiq Paraïso, Toshiba Europe Limited - Cambridge Research Laboratory / Thomas Roger, Toshiba Europe Limited - Cambridge Research Laboratory / Innocenzo De Marco, Toshiba Europe Limited - Cambridge Research Laboratory / Mirko Sanzaro, Toshiba Europe Limited - Cambridge Research Laboratory / Robert Woodward, Toshiba Europe Limited - Cambridge Research Laboratory / James Dynes, Toshiba Europe Limited - Cambridge Research Laboratory / Zhiliang Yuan, Toshiba Europe Limited - Cambridge Research Laboratory / Andrew Shields, Toshiba Europe Limited - Cambridge Research Laboratory

Joint Poster Session III

QIM Poster Session

Computational Microscopy with Machine Learning

1. 15:00 - 15:30

   (UTC - 05:00)
   FTh6A.1

   Real-time Optical Biopsy via Machine Learning and Nonlinear Optical Microscopy

   Presenter: Sixian You , Massachusetts Institute of Technology

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   Invited

   Abstract not available.Authors: Sixian You, Massachusetts Institute of Technology
2. 15:30 - 16:00

   (UTC - 05:00)
   FTh6A.2

   End-to-end Learning for Computational Microscopy

   Presenter: Laura Waller , University of California Berkeley

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   Invited

   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
3. 16:00 - 16:30

   (UTC - 05:00)
   FTh6A.3

   DeepTrack 2.0: A Framework for Deep Learning for Microscopy

   Presenter: Giovanni Volpe , Goteborgs Universitet

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   Invited

   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

Novel Passive Photonics

1. 15:00 - 15:15

   (UTC - 05:00)
   FTh6B.1

   Theory for Twisted Bilayer Photonic Crystal Slabs

   Presenter: Beicheng Lou , Stanford University

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   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
2. 15:15 - 15:30

   (UTC - 05:00)
   FTh6B.2

   Photonic molecule electro-optic modulators for efficient, widely tunable RF sideband generation and wavelength conversion

   Presenter: MANUJ KUMAR SINGH , Boston University

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   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
3. 15:30 - 15:45

   (UTC - 05:00)
   FTh6B.3

   Coherent Thermo-Optic Noise Cancellation in an Optical Microcavity

   Presenter: Christopher Panuski , MIT

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   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
4. 15:45 - 16:00

   (UTC - 05:00)
   FTh6B.4

   Silicon Waveguides and Resonators with Sub-0.1 dB/cm Propagation Loss and Over 7 Million Q in a Foundry Process

   Presenter: Deniz Onural , Boston University

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   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
5. 16:00 - 16:15

   (UTC - 05:00)
   FTh6B.5

   Compact Silicon Nitride Interferometer

   Presenter: fahimeh Armin , Université du Québec à Montréal

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   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
6. 16:15 - 16:30

   (UTC - 05:00)
   FTh6B.6

   Can one critically couple to a multimode, coupled-cavity finite equispaced comb resonator?

   Presenter: MANUJ KUMAR SINGH , Boston University

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   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
7. 16:30 - 16:45

   (UTC - 05:00)
   FTh6B.7

   Hybrid guided space-time modes with controllable group indices in a multi-mode planar waveguide

   Presenter: Abbas Shiri , University of Central Florida

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   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
8. 16:45 - 17:00

   (UTC - 05:00)
   FTh6B.8

   Tunably Coupled Photonic Molecules on a Chip Scale

   Presenter: Simon Woska , Karlsruhe Institute of Technology (KIT)

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   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)

Classical/Quantum Information Processing, Sensing and Metrology

1. 15:00 - 16:00

   (UTC - 05:00)
   FTh6C.1

   The New Multimode Optics - Understanding and Exploiting Controllable Complexity

   Presenter: David A. B. Miller , Stanford University

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   Tutorial

   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
2. 16:00 - 16:15

   (UTC - 05:00)
   FTh6C.2

   An Optical Neural Network Operating with Less than 1 Photon per Multiplication

   Presenter: Tianyu Wang , Cornell University

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   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
3. 16:15 - 16:30

   (UTC - 05:00)
   FTh6C.3

   Quantum Acceleration in Adaptive Modal Imaging of N Stars

   Presenter: Fanglin Bao , Purdue University

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   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
4. 16:30 - 16:45

   (UTC - 05:00)
   FTh6C.4

   Exact Mapping Between a Laser Network and the Classical XY Hamiltonian

   Presenter: sagie gadasi , Weizmann Institute of Science

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   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
5. 16:45 - 17:00

   (UTC - 05:00)
   FTh6C.5

   Modelling Photon-pair Generation in Nanoresonators Using Quasinormal Mode Expansions

   Presenter: Maximilian Weissflog , Friedrich Schiller University

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   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

General Quantum Electronics

1. 15:00 - 15:30

   (UTC - 05:00)
   FTh6D.1

   Quantum Electron-Optics - New Research Directions

   Presenter: Avraham Gover , Tel-Aviv University

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   Invited

   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
2. 15:30 - 15:45

   (UTC - 05:00)
   FTh6D.2

   Quantum-Enhanced Interferometry Via Extreme Non-Degenerate Energy-Entangled Photons

   Presenter: Colin Lualdi , University of Illinois at Urbana-Champaign

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   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
3. 15:45 - 16:00

   (UTC - 05:00)
   FTh6D.3

   Theory and experiment for resource-efficient joint weak-measurement

   Presenter: Aldo Camilo Martinez Becerril , University of Ottawa

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   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
4. 16:00 - 16:15

   (UTC - 05:00)
   FTh6D.4

   Interferometry-Based Astronomical Imaging Using Nonlocal Interference With Single-Photon States

   Presenter: Matthew Brown , University of Oregon

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   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
5. 16:15 - 16:30

   (UTC - 05:00)
   FTh6D.5

   Unscrambling Entanglement through a Complex Medium

   Presenter: Mehul Malik , Heriot-Watt University

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   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
6. 16:30 - 16:45

   (UTC - 05:00)
   FTh6D.6

   Multi-photonic Entanglement, a Geometric Approach

   Presenter: Songbo Xie , University of Rochester

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   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
7. 16:45 - 17:00

   (UTC - 05:00)
   FTh6D.7

   Emulating Quantum-enhanced Long-Baseline Interferometric Telescopy

   Presenter: David Diaz , University of Illinois Urbana-Champaign

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   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

Ultrafast Dynamics in Complex Systems III

1. 15:00 - 15:15

   (UTC - 05:00)
   LTh6E.1

   Low-energy Electrodynamics and Optical Signatures of Excitonic Insulator State in Ta₂NiSe₅

   Presenter: Sheikh Rubaiat Ul Haque , University of California San Diego

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   Laser Science

   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
2. 15:15 - 15:30

   (UTC - 05:00)
   LTh6E.2

   Terahertz Driven Opacity-Transparency Transition in Photoexcited Carbon Nanotubes

   Presenter: Alden Bradley , Oregon State University

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   Laser Science

   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
3. 15:30 - 15:45

   (UTC - 05:00)
   LTh6E.3

   Unpacking Nonlinear Vibrational Excitations in CdWO₄

   Presenter: Megan Nielson , Brigham Young University

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   Laser Science

   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
4. 15:45 - 16:15

   (UTC - 05:00)
   LTh6E.4

   Universal Phase Dynamics in VO2 Devices via Operando Diffraction

   Presenter: Aaron Lindenberg , Stanford University

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   Invited Laser Science

   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
5. 16:15 - 16:45

   (UTC - 05:00)
   LTh6E.5

   2D-THz Spectroscopy of Marginal Fermi Glass

   Presenter: Peter Armitage , Johns Hopkins University

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   Invited Laser Science

   Using terahertz two-dimensional coherent spectroscopy, we investigate the effects of long range Coulomb interaction in phosphorus-doped silicon, a classic example of a correlated disordered electron system in three dimensions.Authors: Peter Armitage, Johns Hopkins University