bluuebunny/crossref_metadata_2025 huggingface dataset:
Microsphere-Assisted Microscopy for Defect Qubits
Authors: Moon Jong Sung , Lee Haneul , Lee Jin Hee , Jeon Woong Bae , Lee Dowon , Lee Junghyun , Paik Seoyoung , Han Sang-Wook , Reuter Rolf , Denisenko Andrej , Wrachtrup Joerg , Lee Sang-Yun , Kim Je-Hyung
Published: January 2022

Here, we demonstrate high-resolution, high-contrast imaging of defects using microsphere-assisted confocal microscopy. A microsphere provides an excellent optical interface for point defects with a magnified virtual image that improves spatial resolution and optical signal-to-noise ratio.
Entanglement protection of non-gaussian two-photon states in photonic topological insulators
Authors: Tschernig Konrad , Busch Kurt , Pérez-Leija Armando
Published: January 2022

We study the evolution of non-Gaussian two-photon states in disordered topo- logical lattices. We identify a parameter regime of the considered states, where an increase of entanglement can be beneficial for their transport through disordered regions.
Designing High-Fidelity Optical Rotations for the SiV− and SnV− in Diamond
Authors: Takou Evangelia , Economou Sophia E.
Published: January 2022

We design novel all-optical control schemes tailored to the silicon and tin vacancy centers in diamond. We leverage their full potential via laser polarization and pulse shaping methods, enabling fast and high-fidelity single qubit operations.
Supersymmetric Microring Laser Arrays in Two-dimensional Space
Authors: Qiao Xingdu , Midya Bikashkali , Gao Zihe , Zhang Zhifeng , Zhao Haoqi , Wu Tianwei , Yim Jieun , Agarwal Ritesh , Litchinitser Natalia M. , Feng Liang
Published: January 2022

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.
Interactive Generation of Full Color 4K Image Hologram
Authors: Yoshikawa Hiroshi , Yuasa Naoki , Yamaguchi Takeshi
Published: January 2022

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.
Holographic Display by Computer-Generated Binary Holograms
Authors: Liu Jung-Ping , Tsai Chen-Ming , Cheng Chia-Jung
Published: January 2022

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.
Cubic Phase Metasurface for Three-Dimensional Optical Manipulation
Authors: Kuo Hsin Yu , Hsu Hung-Chuan , Vyas Sunil , Chu Cheng Hung , Chen Mu Ku , Shi Xu , Misawa Hiroaki , Lu Yu-Jung , Luo Yuan , Tsai Din Ping
Published: January 2022

The optical tweezer is one of the important technique for contactless manipulation in biology to manipulate the motion of miniature objects. 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.
Efficient, high peak-power post-compression in a compact bulk multi-pass cell
Authors: Raab Ann-Kathrin , Seidel Marcus , Sytcevich Ivan , Guo Chen , Arisholm Gunnar , L’Huillier Anne , Arnold Cord L. , Viotti Anne-Lise
Published: January 2022

We demonstrate a compact, bulk multi-pass cell with high-transmission, for compressing the output of a 30W, 250fs Ytterbium source to 31fs with a resulting peak power of 2.5GW.
Microjoule-level Femtosecond Pulses from 3 to 10 µm by DFG in LiGaS2 at 250 kHz
Authors: Femy Vincent , Neradovskiy Maxim , Pinoteau Thomas , Villanueva José , Albert Olivier , Forget Nicolas
Published: January 2022

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.
Light-Field-Driven Current Control in Dielectrics with pJ-Level Laser Pulses at 80 MHz Repetition Rate
Authors: Hanus Václav , Csajbók Viktória , Pápa Zsuzsanna , Budai Judit , Márton Zsuzsanna , Kiss Gellért Zsolt , Sándor Péter , Paul Pallabi , Szeghalmi Adriana , Wang Zilong , Bergues Boris , Kling Matthias F. , Molnár György , Volk János , Dombi Péter
Published: January 2022

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.
Waveguide-Type Maxwellian Near-Eye Display for Augmented Reality with Replicated Eyebox Using Pin-Mirror Array Holographic Optical Element
Authors: Choi Myeong-Ho , Park Jae-Hyeung
Published: January 2022

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 Maxwellianview effect and to replicate the small eyebox of the Maxwellian display.
>150 GHz Hybrid-Plasmonic BaTiO3-On-SOI Modulator for CMOS Foundry Integration
Authors: Moor David , Winiger Joel , Ma Ping , Messner Andreas , Bitachon Bertold Ian , Abel Stefan , Eltes Felix , Fompeyrine Jean , Leuthold Juerg
Published: January 2022

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.
Coupled nano-optomechanical cavities for enhancing nonlinear optomechanics
Authors: Burgwal Roel , Verhagen Ewold
Published: January 2022

We fabricate a novel 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.
Enantioselective optical forces of gain functionalized core-shell chiral nanoparticles
Authors: Ali Rfaqat , Alegre Thiago P. M. , Pinheiro Felipe A. , Wiederhecker Gustavo S
Published: January 2022

We put forward 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 the single nanoparticles.
Comparison of piecewise parabolic and PRBS phase modulation schemes on the SBS threshold
Authors: Young Joshua T. , White Jeffrey O. , Wei Chengli , Hu Jonathan , Menyuk Curtis R.
Published: January 2022

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.
Microdisk Design for Vertical Collection from Quantum Emitters
Authors: Hammond Ian M. , Duan Yuqin , Trusheim Matthew E. , Englund Dirk R. , Camacho Ryan M.
Published: January 2022

We report on progress to improve the free space coupling and Purcell enhancement of a diamond microdisk resonator using eigenfrequency modal analysis and robust topology optimization.
Novel plasmonic metamaterials and flexible control of optical properties using random Ag nanostructures
Authors: Okamoto K. , Maeda S. , Kaito S. , Matsuda K. , Endo S. , Shimanoe K. , Matsuyama T. , Wada K.
Published: January 2022

Plasmonic metamaterials based on random metallic nanostructures on mirror were proposed to tune the optical properties due to the surface plasmon (SP) resonance in a flexible manner. The SP resonance peaks were enhanced and dramatically sharpened, and flexibly tuned by optimizing the thickness of the spacer layer between the metal hemisphere and the metal substrate. We verified both experimentally and numerically that structures enable tuning of the localized SP resonance in the deep UV and near IR wavelength regions, respectively. Plasmonic metamaterials proposed here is envisaged to lead to the development of new applications and technologies in the field of plasmonics and nanophotonics.
Theory for Twisted Bilayer Photonic Crystal Slabs
Authors: Lou Beicheng , Zhao Nathan , Minkov Momchil , Guo Cheng , Orenstein Meir , Fan Shanhui
Published: January 2022

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.
Compact Silicon Nitride Interferometer
Authors: Armin Fahimeh , Nabki Frederic , Ménard Michaël
Published: January 2022

We demonstrate a silicon nitride interferometer with waveguides having different effective indexes instead of lengths to avoid waveguide bends, reduce losses and footprint.
Hybrid guided space-time modes with controllable group indices in a multi-mode planar waveguide
Authors: Shiri Abbas , Abouraddy Ayman F.
Published: January 2022

In a multi-mode waveguide, higher-order modes are usually slower than lower-order 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.
Exact Mapping Between a Laser Network and the Classical XY Hamiltonian
Authors: Gershenzon Igor , Arwas Geva , Gadasi Sagie , Tradonsky Chene , Friesem Asher , Raz Oren , Davidson Nir
Published: January 2022

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.
Quantum Electron-Optics - New Research Directions
Authors: Gover Avi , Ran Du , Zhang Bin , Pan Yi-Ming , Ianconescu Reuven , Scheuer Jacob , Friedman Aharon , Yariv Ammon
Published: January 2022

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 states.
Unscrambling Entanglement through a Complex Medium
Authors: Valencia Natalia Herrera , Goel Suraj , McCutcheon Will , Defienne Hugo , Malik Mehul
Published: January 2022

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.
Emulating Quantum-enhanced Long-Baseline Interferometric Telescopy
Authors: Diaz David , Zhang Yujie , Lorenz Virginia O. , Kwiat Paul G.
Published: January 2022

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.
Tunable Source of Quantum-Correlated Photons with Integrated Pump Rejection in a Silicon CMOS Platform
Authors: Cabanillas Josep M. Fargas , Kramnik Danielius , Ramesh Anirudh , Gentry Cale M. , Stojanović Vladimir , Kumar Prem , Popović Miloš A.
Published: January 2022

A wavelength-tunable, silicon photon-pair source based on spontaneous four-wave mixing, integrated with a pump rejection filter in a single, flip-chip packaged CMOS chip, is demonstrated with a coincidence-to-accidentals ratio of 9.1 with no off-chip pump filtering.
Squeezed optical frequency combs in a microresonator
Authors: Yang Zijiao , Jahanbozorgi Mandana , Jeong Dongin , Sun Shuman , Pfister Olivier , Lee Hansuek , Yi Xu
Published: January 2022

We report a demonstration of optical microresonator-based frequency comb (microcomb) in the deterministic quantum regime, where 20 pairs of two-mode squeezed comb mode pairs are generated in a silica microresonator on a silicon chip.
Rapid Adiabatic 3 dB Coupler with 50±1% Splitting Over 200 nm including S, C and L Bands in 45 nm CMOS Platform
Authors: Cabanillas Josep M. Fargas , Onural Deniz , Popović Miloš A.
Published: January 2022

We demonstrate a 70 µm-long silicon rapid adiabatic coupler (RAC) with <0.07 dB insertion loss over 50 nm and power splitting ratio 50 ± 1% over 200 nm bandwidth fabricated in the commercial 45RF ‘zero change’ CMOS electronics-photonics platform.
Forward Stimulated Brillouin Scattering in Free-Standing Waveguides on a Silicon Photonics Platform
Authors: Rajendran Khannan , Pandey Awanish , Takabayashi Alain Yuji , Khan Umar , Bogaerts Wim , Quack Niels , Van Thourhout Dries
Published: January 2022

Stimulated Brillouin Scattering (SBS) is demonstrated on a standard active silicon photonics platform, the forward SBS gain and opto-mechanical coupling rates are calculated for two different rib waveguide geometries.
Benchmarking an Ultra-lightweight Deep Learning Architecture for Laser-based Underwater Communication
Authors: Esposito Joel M. , Avramov-Zamurovic Svetlana , Nelson Charles
Published: January 2022

We communicate underwater via laser by transmitting an alphabet of images. A light-weight deep neural network decodes the distorted images with ~99% accuracy, in a fraction of the time used by larger deep networks. Note: The authors are employees of the US Government whose work is not subject to copyright.
Sub-Nyquist Sampling with Optical Pulses for Photonic Blind Source Separation
Authors: Shi Taichu , Qi Yang , Zhang Weipeng , Prucnal Paul , Wu Ben
Published: January 2022

We proposed and demonstrated an optical pulse sampling method for photonic blind source separation. It can separate large bandwidth of mixed signals by small sampling frequency, which can reduce the workload of digital signal processing.
Phase-locked short pulses in a driven laser cavity
Authors: Englebert Nicolas , Arabí Carlos Mas , Parra-Rivas Pedro , Gorza Simon-Pierre , Leo François
Published: January 2022

We show the existence of temporal solitons in a driven laser pumped below its oscillation threshold theoretically and experimentally. The cavity detuning offers a new degree of freedom, allowing the generation of ultra-short high-power pulses.
Cavity-Enhanced Spectroscopy with Interband Cascade Optical Frequency Combs in the CH Stretching Region
Authors: Markus Charles R. , Chen Tzu-Ling , Sterczewski Lukasz , Ober Douglas C. , Bagheri Mahmood , Okumura Mitchio
Published: January 2022

Interband cascade lasers are convenient sources for generating optical frequency combs that cover 1 THz within the 3-6 µm region. We apply these monolithic devices towards trace gas detection with enhancement cavities using Vernier spectroscopy.
Accurate accelerometry using cavity optomechanics and electro-optic frequency combs
Authors: Reschovsky Benjamin J. , Long David A. , Zhou Feng , Bao Yiliang , Allen Richard A. , LeBrun Thomas W. , Gorman Jason J.
Published: January 2022

We demonstrate an optomechanical accelerometer that is capable of intrinsically accurate measurements without an external calibration. We use an electrooptic frequency comb to measure the cavity displacement in terms of optical and radio frequencies.
Low-loss Silicon-core Optical Fibre Fabrication Using A Co Laser-based Furnace Without An Interface Layer
Authors: Harvey C. M. , Mühlberger K. , Oriekhov T. , Fokine M.
Published: January 2022

Silicon core optical fibres have been fabricated using an experimental draw tower based on a CO laser furnace. Fabricated fibres have achieved a submicron core size and shown a record low loss of 0.1 dBcm.
Integration of Electro-Optic Modulators and Single-Photon Detectors in LNOI Photonic Circuits
Authors: Lomonte Emma , Wolff Martin A. , Beutel Fabian , Ferrari Simone , Schuck Carsten , Pernice Wolfram H.P. , Lenzini Francesco
Published: January 2022

We demonstrate electro-optic modulators and superconducting nanowire single-photon detectors (SNSPDs) monolithically integrated in a single Lithium-Niobate-On-Insulator (LNOI) device, featuring ultra-low propagation loss and a compact footprint.
Low loss wavelength-agnostic optical isolators through acoustic pumping in a lithium niobate platform
Authors: Sohn Donggyu B. , Örsel Oǧulcan E. , Bahl Gaurav
Published: January 2022

We experimentally demonstrate linear optical isolators on-chip through acoustic pumping. Our devices achieve 39 dB contrast with 0.65 dB insertion loss at 1550 nm, and comparable performance at 780 nm.
Multi-qubit production in spontaneous parametric down conversion
Authors: Heitert Phillip , Buldt Finn , Bassène Pascal , N’Gom Moussa
Published: January 2022

We present a novel yet simple approach to produce multiple entangled photon pairs through spontaneous parametric down conversion (SPDC). We have designed Gaussian masks to subdivide the pump beam before passing it through a nonlinear medium. In this way, we are able to observe simultaneous separate down converted emission cones with spatial overlap. The technique we employ can be used to greatly increase the dimensionality of entangled photonic systems generated from spontaneous parametric down conversion, affording greater scalability to optical quantum computing than previously explored.
Wave-function-based State Generator Using Quantum Teleportation with Non-Gaussian Entangled State
Authors: Asavanant Warit , Takase Kan , Fukui Kosuke , Endo Mamoru , Yoshikawa Jun-ichi , Furusawa Akira
Published: January 2022

We present a methodology to generate various non-Gaussian states via wave- function engineering. Our method uses the conditional quantum teleportation with non-Gaussian resource states, making it compatible with the time-domain multiplexing scheme.
Coexistence of Entangled and Classical Light Over 45 km of Installed Fiber
Authors: Thomas Jordan M. , Kanter Gregory S. , Lee Kim F. , Kumar Prem
Published: January 2022

We show coexistence of quantum entangled and classical light over 45.6 km of installed optical fiber. Wavelength engineering/filtering allows milliwatts copropagating power with quantum light from a photon-pair source with broad entangled spectrum.
Robust Dual Polarization Encryption Scheme based on a Tailored Pixelated Polarizer
Authors: Eddine Chachoua Marwan Dhiya , Rachid Hamdi , Alfalou Ayman , Abderezzaq Halassi
Published: January 2022

We propose a Tailored DPES based on a tailored pixelated polarizer to encrypt target images into a predefined uniformly distributed noisy image. Relying on Mueller–Stokes formalism, it provides more robustness and flexibility than DPES.
Information Processing Capacity of Diffractive Optical Processors
Authors: Kulce Onur , Mengu Deniz , Rivenson Yair , Ozcan Aydogan
Published: January 2022

We show that the input-output transformation capacity of diffractive processors increases linearly with the number of their diffractive features and is upper-bounded by the areas of the input and output fields-of-view.
Shift Invariant Correlation using the Hybrid Optoelectronic Correlator with a PQ:PMMA Holographic Memory Device
Authors: Gamboa Julian , Hamidfar Tabassom , Shahriar Selim M.
Published: January 2022

We demonstrate the incorporation of a PQ:PMMA holographic memory device into the hybrid optoelectronic correlator architecture. This will serve as a high-speed optical storage medium, allowing us to improve the correlation speed.
Conservation of spatiotemporal orbital angular momentum of light in nonlinear frequency conversion
Authors: Gui Guan , Brooks Nathan J. , Kapteyn Henry C. , Murnane Margaret M. , Liao Chen-Ting
Published: January 2022

The conservation of spatiotemporal orbital angular momentum (ST-OAM) of light is observed in second-harmonic generation for the first time. The space-time topological charge of the fundamental ST-OAM field is doubled along with the optical frequency.
Coherent and incoherent contribution of population dynamics of semiconductor exciton-polaritons
Authors: Paul Jagannath , Rose Hendrik , Wahlstrand Jared K. , Meier Torsten , Bristow Alan D.
Published: January 2022

Population/mixing-time-dependent two-dimensional coherent spectra are presented for exciton-polaritons in a microcavity. Theory based on dynamically-controlled truncation reveals coherent and incoherent contributions to the decay dynamics.
Universal Optics with Programmable Multimode Interference
Authors: Larocque Hugo , Englund Dirk
Published: January 2022

We show that multimode interference programmable optics benefit from the simple algorithmic construction and length scaling of state-of-the-art programmable pho- tonic circuits, while featuring orders of magnitude reductions in width and losses.
Generation of Pure Quartic Solitons From Passively Mode-Locked Thulium Doped Fiber Laser
Authors: P S Anjali , Srinivasan Balaji , Venkitesh Deepa
Published: January 2022

We report the numerical modeling and simulation results targeted towards the generation of pure quartic solitons in the 2 µm wavelength range in a passively mode- locked thulium doped fiber laser to extract higher pulse energies.
Discrimination between normal and cancer blood cells using phase-only spatial light modulator
Authors: Ibrahim Dahi Ghareab Abdelsalam , Abdelazeem Rania M.
Published: January 2022

We discriminate between normal and cancer white cells extracted from peripheral blood film images based on holographic projection using phase-only spatial light modulator. This technique provides important information in diagnosis of blood diseases.
Generation of Volumetrically-Full Poincaré Beams
Authors: Black A. Nicholas , Boyd Robert W.
Published: January 2022

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.
Single-stage post-compression of an Ytterbium fiber laser down to 20 fs
Authors: Silletti Laura , Balla Prannay , Escoto Esmerando , Horn Katinka , Wanie Vincent , Trabattoni Andrea , Calegari Francesca , Heyl Christoph M.
Published: January 2022

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%.
Investigation of diffractive structure designs through Printoptical® Technology
Authors: Assefa Bisrat Girma
Published: January 2022

Research has been conducted on realizing diffractive structures for various application areas such as in reality displays, integrated circuits and illumination. The current advancement in additive manufacturing allows prototyping of diffractive structures at low cost within short time and little material waste. Here, diffractive grating with ridge width of 95 µm and diffractive lens with height of < 500 µm is fabricated with a good enough optical performance using Printoptical® Technology.
Spectral Broadening and Tuning of a Modelocked Ultrafast Yb: Fiber Laser Through the Inclusion of a Longpass Free-Space Optical Filter
Authors: Cooper Nicholas D. , Reber Melanie A. R.
Published: January 2022

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.
Wave Front Sensor For Wide-Aperture Laser Beams
Authors: Andreev S.N. , Kazantsev S. Yu. , Muzychka A. Yu.
Published: January 2022

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 and airways have been demonstrated.
Locking a laser beam on dipoles of a dielectric surface
Authors: Bahrim Cristian , Bharadwaj Rishi , Azam Nurul
Published: January 2022

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.
A new metrology technique for defect inspection via coherent Fourier scatterometry using orbital angular momentum beams
Authors: Wang Bin , Tanksalvala Michael , Zhang Zhe , Esashi Yuka , Jenkins Nicholas W. , Murnane Margaret , Kapteyn Henry , Liao Chen-Ting
Published: January 2022

Coherent Fourier scatterometry (CFS) using laser beams with a Gaussian spatial profile is routinely used as an in-line inspection tool in semiconductor industry. Here, a set of novel defect inspection techniques are proposed and investigated numerically, which are based on bright-field CFS using coherent beams that carry orbital angular momentum (OAM). Through numerical simulations, we demonstrated that it shows up to an order of magnitude higher in signal-to-noise ratio over the conventional Gaussian beam CFS.
Adaptive Optics Microscopy for Mouse Imaging
Authors: Zheng Tianyi , Tehrani Kayvan F. , Liversage A.R. , Mortensen Luke J. , Kner Peter A.
Published: January 2022

We developed an AO approach to improving multiphoton microscopy in the highly distorting mouse long bone environment, which uses an SHG guidestar with SHWFS. Together with a high stroke DM, this is capable of correcting the high magnitude aberrations present in the curved sample, thereby improving the fluorescence intensity of the imaging PSF, revealing features of collagen distribution and the bone marrow environment.
Nascent Rotational Distributions of CO Excited by Optical Centrifuge and Master Equation Modeling of Collisional Energy Transfer
Authors: Laskowski Matthew R. , Alexander Millard H. , Mullin Amy S.
Published: January 2022

Collision relaxation of optically centrifuged CO (J = 29−80) was modeled using master equation analysis and numerical solution. State-to-state rate constants were determined with an energy gap model and compared to transient state-resolved absorption data.
Full Color Recording of Linearly Polarized Light
Authors: Chaganava Irakli , Kilosanidze Barbara , Kakauridze George
Published: January 2022

The paper outlines the capabilities of color recording of monochromatic polarized light using the phenomenon of vector polyphotochromism. This effect was revealed within the framework of research and development of organic polarization-sensitive media conducted by us.
Bit-Error Rate Reduction of Free-Space Optical ON-OFF Keying with Atmospheric Effects
Authors: Savino Nicholas J. , Bart Manon P. , Regmi Paras , Lohani Sanjaya , Cohen Lior , Wyllie Sara K. , Shaw Harry C. , Safavi Haleh , Lee Hwang , Searles Thomas A. , Kirby Brian T. , Glasser Ryan T.
Published: January 2022

We examine the efficacy of machine learning in reducing the bit-error rate of a free-space optical ON-OFF keying communication scheme in the presence of experimentally generated atmospheric effects: turbulence and thermal background radiation.
Visible and Near Infrared Broadband Plasmonic Absorber
Authors: de Lima J. J. I. , Souza Lins A. A. , Menezes Alexandre A. M. , Filho P. S. , Rodriguez-Esquerre V. F.
Published: January 2022

Broadband absorbers for visible and near-infrared frequencies, based on multilayered metal- insulator (MI) structures have been analyzed. The influence of geometrical parameters has been studied in order to maximize the absorption and bandwidth.
Portable cellphone-based digital lensless holographic microscope
Authors: Lopera Maria Josef , Trujillo Carlos
Published: January 2022

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.
Bioinspired patterning to mitigate photon surface absorption
Authors: Thyagarajan Krishnan
Published: January 2022

We demonstrate the use of Levy walk inspired patterning to mitigate photon absorption on surfaces, by up to 40%. Robustness of the effect across trap densities and fabrication deviations for heavy tailed distributions, is verified.
The analysis of the atomic population inversion under a few cycle strong shaped laser with a double exponential wave form
Authors: Boutabba N. , Grira S. , Eleuch H.
Published: January 2022

In this paper we control the atomic population inversion of a three-level atomic medium by applying a few-cycle strong laser pulse to excite the system. We use a trong field which has the shape of a double exponential function.
Thermo-optic enhancement of the optomechanical transduction
Authors: Kersul Cauê M. , Primo André G. , Wiederhecker Gustavo S. , Alegre Thiago P. M.
Published: January 2022

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.
Graphene-based Mid-infrared Plasmonic Conveyor Belt Network for Versatile Manipulations of Nanoscale Objects
Authors: Liu Peter Q. , Paul Puspita
Published: January 2022

We show that a graphene-based mid-infrared 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.
Experimental Demonstration of Conditional Weak Measurement and Its Use on Incompatible Observables
Authors: Bailey Thomas J. , Abrahao Raphael A. , Lundeen Jeff S.
Published: January 2022

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.
A Non-Markovian Model of the Photosynthetic Reaction Center
Authors: Lim Antonio Vazquez , Wang Zibo , Mirza Imran
Published: January 2022

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.
Realization of Bi-directional Superluminal Ring Lasers Using Adjacent Transitions in Two Isotopes of Rubidium
Authors: Zhou Zifan , Condon Nicholas J. , Hileman Devin J. , Tseng Shih C. , Shahriar Selim M.
Published: January 2022

We present the experimental realization of simultaneous bi-directional superluminal lasing in a triangular ring cavity. The sensitivity enhancements of the superluminal ring lasers, inferred from simulation, are 505 and 362 at the two-photon resonance frequency.
Second Harmonic Generation of Spatiotemporal Optical Vortices and Conservation of Orbital Angular Momentum
Authors: Zahedpour S. , Hancock S. W. , Milchberg H. M.
Published: January 2022

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.
Transparent Boundary Conditions for Quasi-Bound States in Open Systems
Authors: Heinz J. , Kolesik M.
Published: January 2022

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.
Experimental Violation of the Leggett-Garg Inequality with Classical Light
Authors: Zhang Wenlei , Saripalli Ravi K. , Leamer Jacob M. , Glasser Ryan T. , Bondar Denys I.
Published: January 2022

We present an experimental violation of the Leggett-Garg inequality in classical optics using only the polarization degree-of-freedom of a laser beam. Our results show maximum violations of the Leggett-Garg inequality.
Nanoparticle trapping using quasi-BIC modes
Authors: Yang Sen , Hong Chuchuan , Ndukaife Justus
Published: January 2022

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.
Radio Frequency Interference Management with Free-Space Optical Communication and Photonic Signal Processing
Authors: Qi Yang , Wu Ben
Published: January 2022

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.
Emergence of Coherent Backscattering from Specific Realizations of Coherent Wave Scattering in Disordered Media
Authors: Estakhri Nooshin M. , Norris Theodore B.
Published: January 2022

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.
Polarized Optical Injections for Photonic Generation of Microwave Signals
Authors: Lin Hong , Abdullah Muhammad , Hong Yanhua
Published: January 2022

We numerically investigate photonic generation of microwaves in vertical-cavity surface-emitting lasers. Our results show that parallel optical injection can produce microwaves in a wider frequency range than orthogonal injection.
Bound States in the Continuum-assisted High-Q Optical Absorption using Resonant Dielectric Metasurfaces on Metal
Authors: Yang Guoce , Allen Monica S. , Allen Jeffery W. , Harutyunyan Hayk
Published: January 2022

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.
Simplified superoscillatory lenses for superresolution imaging
Authors: Qi Rui , Gbur Gregory J
Published: January 2022

Superoscillation theory has become an important technique for superresolution imaging. We extend a new method for designing superoscillatory filters based on superoscillation. Phase- and amplitude-only filters are created and compared for performance.
THz Strong Coupling Between Metamaterials and Superconducting Josephson Plasmons
Authors: Kaj Kelson , Hammock Ian , Chen Chunxu , Zhao Xiaoguang , Cremin Kevin , Schalch Jacob , Huang Yuwei , Fogler Michael , Basov Dmitri N. , Zhang Xin , Averitt Richard D.
Published: January 2022

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.
Photonic Interference Cancellation with Hybrid Free Space Optical Communication and MIMO Receiver
Authors: Shi Taichu , Qi Yang , Wu Ben
Published: January 2022

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.
Common Basis Encoding of Similar Image Sequence Based on Correspondence Ghost Imaging
Authors: Yang Jiali , Yuan Chaowei , Li Junhui , Lan Mingying , Gao Li
Published: January 2022

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.
0.1 Hz / Hz Frequency Stability in a Passive, Optical Fiber Frequency Reference
Authors: Zhang Ya , Bandutunga Chathura P. , McRae Terry G. , Gray Malcolm B. , Chow Jong H.
Published: January 2022

A digital interferometric fiber frequency reference is demonstrated with frequency stability of above 100 Hz. The thermal stability is validated using an optical frequency comb, and key noise sources are identified and modeled.
Two-Dimensional Spatial Frequency Modulation Imaging with Wavelength Multiplexing
Authors: Czerski John , Squier Jeff
Published: January 2022

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.
Demonstration of the temporal Talbot effect in free space utilizing space-time wave packets
Authors: Hall Layton A. , Yessenov Murat , Ponomarenko Sergey A. , Abouraddy Ayman F.
Published: January 2022

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.
Conversion from atomic to telecom photons by four-wave mixing in optically pumped warm Rb
Authors: Kwolek Jonathan , Black Adam , Bashkansky Mark
Published: January 2022

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.
Convolutional Neural Network for Binary Classification of Chromophobe Renal Cell Carcinoma and Oncocytoma
Authors: Cheng Andrew , Icaza Michael , Judd Nicholas , Smith Jason , Mukherjee Sushmita , Jain Manu , Wu Binlin
Published: January 2022

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.
Polarization-Controlled Terahertz Spectroscopy of Graphene-Based Films
Authors: Kvitsinskiy Anatoly , Rybin Maxim , Bogdanov Kirill , Zykov Dmitry , Obraztsova Elena
Published: January 2022

We experimentally studied a room-temperature layer-number effect of chemical-vapor-deposition-synthesized multilayer-graphene-on-glass structures on its electrical con-ductance using a polarization-resolved terahertz time-domain spectroscopic system.
Second-Harmonic Generation in Directly-Grown MoS2 Monolayers on Exposed-Core Fibers
Authors: Ngo Gia Quyet , Najafidehaghani Emad , Gan Ziyang , Khazaee Sara , George Antony , Peschel Ulf , Tuniz Alessandro , Ebendorff-Heidepriem Heike , Schmidt Markus A. , Turchanin Andrey , Eilenberger Falk
Published: January 2022

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.
Modeling an On-Chip Opto-Thermo-Mechanical Nano-Switch for Integrated Photonics Application
Authors: Saha Samprity , Fomra Dhruv , Ndukaife Justus C. , Avrutin Vitaliy , Kinsey Nathaniel
Published: January 2022

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.
Design of Lissajous beams
Authors: Miao Wenrui , Gbur Greg
Published: January 2022

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.
Texture analysis of optic nerve images from patients with glaucoma using wavelet transform and gray-level co- occurrence matrix (GLCM)
Authors: Sijilmassi Ouafa
Published: January 2022

This paper uses a method based on the texture features computed from the wavelet transform and GLCM to discriminate between healthy and glaucomatous optic nerves. This work analyses various statistical features like contrast, energy, etc.
High-Q As2S3 and GaAs Whispering Gallery Mode Microresonators
Authors: Tebeneva Tatiana S. , Shitikov Artem E. , Benderov Oleg V. , Lobanov Valery E. , Min’kov Kirill N. , Bilenko Igor A. , Rodin Alexander V. , Skripachev Igor V.
Published: January 2022

Methods for manufacture of high-Q bulk microresonators from As2S3 and GaAs are elaborated. Obtained Q-factor at 1550 nm are shown to be comparable with record values for these materials: 7·106 for GaAs and 8·106 for As2S3.
Stabilization of the Gain-Switched Laser via Self-Injection Locking Regime to a WGM Microresonator
Authors: Shitikov Artem E. , Kondratiev Nikita M. , Lobanov Valery E. , Lonshakov Evgeny A. , Bilenko Igor A.
Published: January 2022

We demonstrated experimentally a distillation of a spectrum of a gain-switched laser in self-injection locking regime. The linewidth remains sub-kHz for up to 1 ms averaging intervals.
Photon Wave Function Associated to a Wave Packet of Coherent States
Authors: Landazabal Daniel Fernando Borrero , Torres Rafael
Published: January 2022

We show an extraction rule to get the photon wave function that includes a generalized phase for a quantized field state in the basis of coherent states with expectation value of a single quanta.
Universal Approach for Accurate Measurement of Dispersive Characteristics of Optical Microresonators
Authors: Dmitriev Nikita Yu. , Minkov Kirill N. , Kondratiev Nikita M. , Lobanov Valery E. , Danilin Andrey N. , Bilenko Igor A.
Published: January 2022

Novel approach for measuring the dispersive characteristics of optical microresonators is developed. Considered method is based on application of Mach-Zehnder interferometer and can be used for any wavelength range.
Multimode Laser Diode Self-Injection Locking to a Whispering Gallery Mode Microresonator Modeling
Authors: Kondratiev N. M. , Galiev R. R. , Lobanov V. E. , Bilenko I. A.
Published: January 2022

A numerical model of multi-frequency self-injection locking is developed. We perform the simulation of the system dynamics and reveal important features and parameter ranges of the process.
A wearable photoacoustic microscopy and electroencephalograph for brain imaging in anesthetized and behavioral rats
Authors: Chen Qian , Qi Weizhi , Xi Lei
Published: January 2022

Studying neurovascular coupling is significant to brain science. Here, we report a wearable device for observing neurovascular dynamics and studying their interplay in anesthetized and behavioral rats by establishing various types of localized seizure models.
Evaluation of laser-irradiated tissue ablation and thermal effects by optical detection
Authors: Santamaría-Bustamante L. , Pérez-Rivas S. , Arce-Diego J. L. , Fanjul-Vélez F.
Published: January 2022

The use of optical sources on biological tissues can provoke ablation or thermal effects, whose appropriate evaluation is critical to avoid harmful collateral effects. Optical detection based on optical properties is employed to this aim.
5 Mbps photonic logic gates based on a pair of micro-ring resonators
Authors: Azhigulov Dias , Alipbayeva Nazym , Nakarmi Bikash , Ukaegbu Ikechi Augustine
Published: January 2022

We propose the design of micro-ring resonator-based logic gates. Employment of Silicon-on-insulator (SOI) formation and thermo-optic effect for modulation reduces fabrication cost and complexity. Static and dynamic response spectra are provided.
An Optical Tactile Sensor with Liquid Lens Mechanism
Authors: Yang Hui , Fu Jian , Cao Ruimin , Liu Jiaqi , Wang Lihui
Published: January 2022

We proposed a liquid lens-based optical sensor with a liquid-membrane variable- focus optical lens structure, and its focal length is changed with the contact force, thereby affecting the perceived light intensity of the photosensitive element.
Simulating satellite quantum key distribution links: analytical model and software tool
Authors: Stanco Andrea , Foletto Giulio , Scriminich Alessia , Corso Lorenzo Dal , Canzian Luca , Petroni Francesco , Piscopiello Giuseppe , Mariotti Gilles , De Filippis Luca , Vallone Giuseppe , Villoresi Paolo
Published: January 2022

We present a software tool able to simulate a given satellite-to-ground Quan- tum Key Distribution link. The software was designed according to a custom developed analytical model able to compute the secret key rate.
Usability of 3D Models Generated Using Optic Historical Images in Cultural Heritage Documentation Studies
Authors: Yakar Irem , Selbesoglu Mahmut Oguz , Bilgi Serdar
Published: January 2022

In this study, historical Tophane Fountain has been 3D modelled by historical optic images and evaluated in terms of closeness to reality.
Surface Plasmon Polaritons in Lanthanum Nickelate and Barium Titanate at telecommunication Frequencies
Authors: Breedlove Shayla , Shahar Daniel , Yoon Yong-Kyu , Zmuda Henry
Published: January 2022

Results of 2D FDTD simulation on the Lanthanum Nickelate (LNO) and Barium Titanate (BTO) interface support surface plasmon polaritons (SPPs) at telecommunication wavelengths. As BTO has a memory effect, a nonvolatile compact LNO/BTO SPP switch can be implemented.
QPSK-pilot Aided DSP for Single-carrier High-order Modulation Formats
Authors: Liang Junpeng , Wang Weiming
Published: January 2022

The complexity of DSP algorithms are generally increasing with modulation order. In this work, we propose a QPSK-pilot aided DSP for single-carrier transmission with high order modulation formats in order to reduce the complexity.
Femtosecond nonlinear energy losses reduction for enhanced nanoparticle production by laser ablation in liquids
Authors: Doñate-Buendía C. , Fernández-Alonso M. , Lancis J. , Mínguez-Vega G.
Published: January 2022

Pulsed laser ablation in liquids is a promising eco-friendly alternative to high pureness nanoparticle synthesis. Simultaneous spatial and temporal focusing technique improves femtosecond laser productivity in a factor of two in comparison with conventional setups.
New Space-Time Spermodes in Highly Multi-Mode Planar Waveguides
Authors: Shiri Abbas , Webster Scott , Schepler Kenneth L. , Abouraddy Ayman F.
Published: January 2022

The field distributions in highly multi-moded waveguides usually vary axially in a complicated fashion. We demonstrate that propagation-invariant space-time wave packets are impervious to mode-beating in 168-micron-thick, a 9.1-mm-long multi-mode fused-silica planar waveguide.
Dynamic Laser Speckle as a Technique for the Characterization of Diatomite-Based Ceramic Foams Hygroscopicity
Authors: Mojica-Sepúlveda R. D. , Galzerano B. , Mendoza Herrera L. J. , Cabello C. I. , Grumel E.E. , Tebaldi M. , Trivi M.
Published: January 2022

The hygroscopicity of diatomite based ceramic foams with heterogeneous surfaces is studied using the optical Dynamic Laser Speckle technique. The results are analyzed comparatively with those obtained from the conventional nitrogen adsorption technique used for the textural properties study of the surface.
V-point Polarization Singularity in Cylindrical Vector Beams
Authors: Jera Elforjani S. , Ataai Rajab Y.
Published: January 2022

In this work, we will investigate the optical polarization singularities in cylindrical vector beams. theoretically using 4Pi microscopic setup and experimentally using spatial light modulators. The results show that V-point polarization singularities are observed.
Experimental Results on the Effect of OAM State on the Scintillation Index for an Asymmetric Perfect Vortex Beam
Authors: Cox Michael , Wiley Jaxon , Panipinto Matthew , Miller J. Keith , Johnson Eric G. , Watkins Richard J.
Published: January 2022

We present experimental results of scintillation of an Asymmetric Perfect Vortex beam using a turbulence generator. These results seem to support that scintillation does not vary with OAM state in the weak to moderate regime.
Impact of Spontaneous Brillouin Scattering in Cascaded Fiber Brillouin Amplification for Fiber-Based Optical Frequency Dissemination
Authors: Kadum Jaffar Emad , Koke Sebastian
Published: January 2022

We investigate the Brillouin scattering noise in two-cascaded Brillouin amplifiers. Steady-state analysis shows that the noise initiated from the first stage is enhanced by the second stage leading to a degradation of the signal-to-noise ratio.
Mode structure and orbital angular momentum of spatio-temporal optical vortex (STOV) pulses
Authors: Hancock S. W. , Zahedpour S. , Milchberg H. M.
Published: January 2022

We find modal solutions for spatio-temporal optical vortex (STOV) pulses propagating in dispersive media. We find that STOVS can support half integer orbital angular momentum and can excite a polariton-like quasiparticle.