Environmental Optics article thumbnail Long term observations of biomass burning aerosol over Warsaw by means of multiwavelength lidar Lucja Janicka, Lina Davuliene, Steigvile Bycenkiene, and Iwona S. Stachlewska Opt. Express 31(20), 33150-33174 (2023) View: HTML | PDF Fourier Optics, Image and Signal Processing article thumbnail Efficiently scanning a focus behind scattering media beyond memory effect by wavefront tilting and re-optimization Xudong Wang, Wenjing Zhao, Aiping Zhai, and Dong Wang Opt. Express 31(20), 32287-32297 (2023) View: HTML | PDF [Suppl. Mat. (2)] Imaging Systems, Microscopy, and Displays article thumbnail Learning based compressive snapshot spectral light field imaging with RGB sensors Tianyu He, Wenyi Ren, Yang Feng, Ruoning Yu, Dan Wu, Rui Zhang, Yanan Cai, Yingge Xie, and Jian Wang Opt. Express 31(20), 33387-33400 (2023) View: HTML | PDF [Suppl. Mat. (2)] Instrumentation, Measurement, and Optical Sensors article thumbnail Imaging elastic waves in solids: how to use laser feedback interferometry to visualize them Karl Bertling, Martin Veidt, Julien Perchoux, and Aleksandar D. Rakić Opt. Express 31(20), 32761-32771 (2023) View: HTML | PDF [Suppl. Mat. (1)] Nanophotonics, Metamaterials, and Photonic Crystals article thumbnail Origin of plasmonic Fano resonance in metal-hole/split-ring-resonator metamaterials disclosed by temporal coupled-mode theory Qiurong Deng, Hao Lin, and Zhi-Yuan Li Opt. Express 31(20), 32322-32334 (2023) View: HTML | PDF Spectroscopy and Spectrometers article thumbnail Effect of laser wavelength on soil carbon measurements using laser-induced breakdown spectroscopy Shubho Mohajan, Yingchao Huang, Nicholas F. Beier, Miles Dyck, Frank Hegmann, Abdul Bais, and Amina E Hussein Opt. Express 31(20), 32335-32349 (2023) View: HTML | PDF [Suppl. Mat. (1)] Vol. 31, Iss. 20 -- September 25, 2023 | Research Articles Atomic and Molecular Physics article thumbnail Theoretical and experimental study of the 6S-8S two-photon absorption cross-section in cesium atoms Michael Caracas Núñez, Miguel A. Gonzalez, and Mayerlin Núñez Portela Opt. Express 31(20), 31749-31759 (2023) View: HTML | PDF article thumbnail Optimization of extreme ultra-violet light emitted from the CO2 laser-irradiated tin plasmas using 2D radiation hydrodynamic simulations Atsushi Sunahara, Ahmed Hassanein, Kentaro Tomita, Shinichi Namba, and Takeshi Higashiguchi Opt. Express 31(20), 31780-31795 (2023) View: HTML | PDF article thumbnail Optimizing noble gas pressure for enhanced self-compensation in spin-exchange relaxation-free comagnetometers Lv Yang, Haoying Pang, Yao Wei, and Wei Quan Opt. Express 31(20), 33274-33286 (2023) View: HTML | PDF article thumbnail Giant nonlocal Kerr nonlinearity and polaritonic solitons in a Rydberg-dressed Bose-Einstein condensate Yuxi Chen, Zhengyang Bai, Chao Hang, and Guoxiang Huang Opt. Express 31(20), 33518-33534 (2023) View: HTML | PDF [Suppl. Mat. (1)] Fourier Optics, Image and Signal Processing article thumbnail Distributed optical synthetic aperture position-transformed method with high-frequency domain coverage Kui Zhang, Weimin Bao, Haiyan Fang, Xiaoping Li, and Yufeng Song Opt. Express 31(20), 32298-32310 (2023) View: HTML | PDF article thumbnail Mask-based single-pixel tracking and imaging for moving objects Yu Zhang, Hongjie Wang, Yongkai Yin, Wenjie Jiang, and Baoqing Sun Opt. Express 31(20), 32554-32564 (2023) View: HTML | PDF article thumbnail Weakly supervised learning for pattern classification in serial femtosecond crystallography Jianan Xie, Ji Liu, Chi Zhang, Xihui Chen, Ping Huai, Jie Zheng, and Xiaofeng Zhang Opt. Express 31(20), 32909-32924 (2023) View: HTML | PDF article thumbnail Multi-wavelength diffractive neural network with the weighting method Jianan Feng, Hang Chen, Dahai Yang, Junbo Hao, Jie Lin, and Peng Jin Opt. Express 31(20), 33113-33122 (2023) View: HTML | PDF Fundamental Electromagnetics and Mathematical Optics article thumbnail Extended optical waveguide theory with magneto-optical effect and magnetoelectric effect Yoshihiro Honda, Eri Igarashi, Yuya Shoji, and Tomohiro Amemiya Opt. Express 31(20), 32017-32043 (2023) View: HTML | PDF [Suppl. Mat. (1)] Super-resolution imaging method assisted by a left-handed medium slab based on a neural network Qianqian Zhang, Chengyou Yin, and Anqi Li Opt. Express 31(20), 32134-32151 (2023) View: HTML | PDF Holography, Gratings, and Diffraction article thumbnail High-capacity and multi-dimensional orbital angular momentum multiplexing holography Nian Zhang, Baoxing Xiong, Xiang Zhang, and Xiao Yuan Opt. Express 31(20), 31884-31897 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Identification method of raindrops and hailstones based on digital holographic interference Hao Zhou, Jun Wang, Chuan Zhang, Chenyu Yang, Zhiguo Yue, Gu Liang, Jingjing Liu, and Dengxin Hua Opt. Express 31(20), 32601-32618 (2023) View: HTML | PDF Imaging Systems, Microscopy, and Displays article thumbnail Efficient compressed sensing reconstruction for 3D fluorescence microscopy using OptoMechanical Modulation Tomography (OMMT) with a 1+2D regularization François Marelli and Michael Liebling Opt. Express 31(20), 31718-31733 (2023) View: HTML | PDF article thumbnail 360-degree directional micro prism array for tabletop flat-panel light field displays Xunbo Yu, Haoxiang Dong, Xin Gao, Bangshao Fu, Xiangyu Pei, Siming Zhao, Binbin Yan, and Xinzhu Sang Opt. Express 31(20), 32273-32286 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Aberration free synthetic aperture second harmonic generation holography Gabe Murray, Jeff Field, Maxine Xiu, Yusef Farah, Lang Wang, Olivier Pinaud, and Randy Bartels Opt. Express 31(20), 32434-32457 (2023) View: HTML | PDF article thumbnail Hybrid waveguide based augmented reality display system with extra large field of view and 2D exit pupil expansion Yuanjun Wu, Chang Pan, Changtai Lu, Yinxin Zhang, Lin Zhang, and Zhanhua Huang Opt. Express 31(20), 32799-32812 (2023) View: HTML | PDF article thumbnail Wavefront coding image reconstruction via physical prior and frequency attention Qinghan Zhang, Meng Bao, Liujie Sun, Yourong Liu, and Jihong Zheng Opt. Express 31(20), 32875-32886 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Millimeter field-of-view miniature two-photon microscopy for brain imaging in freely moving mice Chunzhu Zhao, Yufei Zhu, Dong Zhang, Qiang Fu, Mingjie Pan, Runlong Wu, Aimin Wang, and Heping Cheng Opt. Express 31(20), 32925-32934 (2023) View: HTML | PDF article thumbnail Snapshot hyperspectral imaging of intracellular lasers Soraya Caixeiro, Philip Wijesinghe, Kishan Dholakia, and Malte C. Gather Opt. Express 31(20), 33175-33190 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Deep sound-field denoiser: optically-measured sound-field denoising using deep neural network Kenji Ishikawa, Daiki Takeuchi, Noboru Harada, and Takehiro Moriya Opt. Express 31(20), 33405-33420 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Aberration-free holographic microscope for simultaneous imaging and stimulation of neuronal populations Yuriy Shymkiv and Rafael Yuste Opt. Express 31(20), 33461-33474 (2023) View: HTML | PDF [Suppl. Mat. (3)] article thumbnail Diffuse-illumination holographic optical coherence tomography Léo Puyo, Clara Pfäffle, Hendrik Spahr, Jonas Franke, Daniel Bublitz, Dierck Hillmann, and Gereon Hüttmann Opt. Express 31(20), 33500-33517 (2023) View: HTML | PDF article thumbnail Simultaneous spectral differentiation of multiple fluorophores in super-resolution imaging using a glass phase plate Sanduni I. Fernando, Jason T. Martineau, Robert J. Hobson, Thien N. Vu, Brian Baker, Brian D. Mueller, Rajesh Menon, Erik M. Jorgensen, and Jordan M. Gerton Opt. Express 31(20), 33565-33581 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Structural design of an improved SPIDER optical system based on a multimode interference coupler Xiaohan Song, Yong Zuo, Tianjie Zeng, Bohan Si, Xiaobin Hong, and Jian Wu Opt. Express 31(20), 33704-33718 (2023) View: HTML | PDF [Suppl. Mat. (1)] Instrumentation, Measurement, and Optical Sensors article thumbnail Direct measurement of the extinction coefficient by differential transmittance Juan I. Larruquert, Nuria Gutiérrez-Luna, Carlos Honrado-Benítez, Paloma López-Reyes, Álvaro Ríos-Fernández, Manuel Pérez-García, and Luis V. Rodríguez-de Marcos Opt. Express 31(20), 31734-31748 (2023) View: HTML | PDF article thumbnail Refractive index SPR sensor with high sensitivity and wide detection range using tapered silica fiber and photopolymer coating Zhihai Liu, Xuhao Ji, Yifan Qin, Yu Zhang, Jinhua Mou, Yanyan Deng, Wei Liu, Yaxun Zhang, and Libo Yuan Opt. Express 31(20), 31768-31779 (2023) View: HTML | PDF article thumbnail High data-rate communication link supported through the exploitation of optical channels in a characterized turbulent underwater environment Jaxon P. Wiley, Evan Robertson, Nathaniel A. Ferlic, J. Keith Miller, Richard J. Watkins, and Eric G. Johnson Opt. Express 31(20), 31839-31852 (2023) View: HTML | PDF article thumbnail Peak-tracking BOTDA with dynamic ternary search Di Qi, Xun Guan, Yuansen Cheng, and Chun-Kit Chan Opt. Express 31(20), 31946-31954 (2023) View: HTML | PDF article thumbnail Highly sensitive and selective detection of nitrite using a fiber optofluidic laser Dongyang Li, Qingbo Xu, Fang Zhao, Chengde Guo, Jianwei Li, Xiaoyun Pu, Jing Xia, Yanfei Lü, and Yuanxian Zhang Opt. Express 31(20), 31982-31992 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Enabling cost-effective high-performance vibration sensing in digital subcarrier multiplexing systems Zihe Hu, Yizhao Chen, Hexun Jiang, Mingming Zhang, Junda Chen, Weihao Li, Luming Zhao, Can Zhao, and Ming Tang Opt. Express 31(20), 32114-32125 (2023) View: HTML | PDF article thumbnail Line spectroscopic reflectometry for rapid and large-area thickness measurement Minchol Lee, Jaehyun Park, and Jeongmin Kim Opt. Express 31(20), 32241-32252 (2023) View: HTML | PDF article thumbnail Fabrication and characterization of polymer optical waveguide Bragg grating for pulse signal sensing Hongqiang Li, Wentao Meng, Lu Cao, Lizhen Zhang, Yang Liu, Zhilin Lin, Ruina Zhao, Zhenya Song, Feng Ren, Shanshan Zhang, Liying Chen, Jinjun Bai, Mengwei Cao, Yingjie Wang, Zhiyue Zhu, Tianxue Gao, Enbang Li, and Joan Daniel Prades Opt. Express 31(20), 32458-32467 (2023) View: HTML | PDF article thumbnail High-field THz source centered at 2.6 THz Wei Cui, Eeswar Kumar Yalavarthi, Aswin Vishnu Radhan, Mohammad Bashirpour, Angela Gamouras, and Jean-Michel Ménard Opt. Express 31(20), 32468-32477 (2023) View: HTML | PDF article thumbnail Gold-coated tilted fiber Bragg gratings for lead ion sensing Tianbo Zhu, Médéric Loyez, Karima Chah, and Christophe Caucheteur Opt. Express 31(20), 32478-32487 (2023) View: HTML | PDF article thumbnail Scene-adaptive pattern coding-based fringe projection profilometry: diffuse surfaces identification and 3-D reconstruction in cluttered scenes Yang Zhao, Haotian Yu, Yucheng Zheng, Yi Zhang, Dongliang Zheng, and Jing Han Opt. Express 31(20), 32565-32581 (2023) View: HTML | PDF [Suppl. Mat. (2)] article thumbnail Robust shape-based template matching algorithm for target localization under SEM Jianghu Shen, Xiaojun Wu, Xinhuan Wang, and Guoyuan Liang Opt. Express 31(20), 32652-32668 (2023) View: HTML | PDF article thumbnail Data processing for simultaneous inversion of emissivity and temperature using improved CABCSMA and target-to-best DE algorithms in multispectral radiation thermometry (MRT) Kaihua Zhang, Jingzheng Dong, Yanfen Xu, Kun Yu, and Yufang Liu Opt. Express 31(20), 32684-32703 (2023) View: HTML | PDF article thumbnail Neural network approach for correction of multiple scattering errors in the LISST-VSF instrument Håvard S. Ugulen, Daniel Koestner, Håkon Sandven, Børge Hamre, Arne S. Kristoffersen, and Camilla Saetre Opt. Express 31(20), 32737-32751 (2023) View: HTML | PDF article thumbnail Referenceless characterization of complex media using physics-informed neural networks Suraj Goel, Claudio Conti, Saroch Leedumrongwatthanakun, and Mehul Malik Opt. Express 31(20), 32824-32839 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Transversal optical singularity induced precision measurement of step-nanostructures Xiujie Dou, Jiakang Zhou, Yuquan Zhang, Changjun Min, S. F. Pereira, and Xiaocong Yuan Opt. Express 31(20), 32840-32848 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Numerical modelling for retrieval of the coating thickness variations from wavefront errors measurements M. Baron, B. Sassolas, L. Pinard, and A. Ealet Opt. Express 31(20), 32968-32986 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Simultaneous magnetic field and temperature measurement with high resolution based on cascaded microwave photonic filters Naihan Zhang, Muguang Wang, Pufeng Gao, Mengyao Han, Bin Yin, Shiyi Cai, Beilei Wu, Yan Liu, and Desheng Chen Opt. Express 31(20), 33003-33014 (2023) View: HTML | PDF article thumbnail Design optimization and implementation of a Fourier transform spectrometer with rotating motion for 0.1 cm-1 resolution spectroscopy Jungyoon Kim, Seunghoo Lee, Woojeong Lee, and Joohyung Lee Opt. Express 31(20), 33041-33055 (2023) View: HTML | PDF article thumbnail Compact multipass-laser-beam antenna for NV sensor sensitivity enhancement Yulei Chen, Tongtong Li, Dawei Wang, Bin Lu, Guoqiang Chai, and Jin Tian Opt. Express 31(20), 33123-33131 (2023) View: HTML | PDF article thumbnail High sensitivity composite F-P cavity fiber optic sensor based on MEMS for temperature and salinity measurement of seawater Ding Xue, Hongxia Zhang, Shuang Wang, Hongzhi Li, Junfeng Jiang, Dagong Jia, and Tiegen Liu Opt. Express 31(20), 33241-33252 (2023) View: HTML | PDF article thumbnail Deep learning-based end-to-end 3D depth recovery from a single-frame fringe pattern with the MSUNet++ network Chao Wang, Pei Zhou, and Jiangping Zhu Opt. Express 31(20), 33287-33298 (2023) View: HTML | PDF article thumbnail Supercontinuum-based hyperspectral LiDAR for precision laser scanning Pabitro Ray, David Salido-Monzú, Sandro L. Camenzind, and Andreas Wieser Opt. Express 31(20), 33486-33499 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Free-induction-decay magnetic field imaging with a microfabricated Cs vapor cell Dominic Hunter, Chris Perrella, Allan McWilliam, James P. McGilligan, Marcin Mrozowski, Stuart J. Ingleby, Paul F. Griffin, David Burt, Andre N. Luiten, and Erling Riis Opt. Express 31(20), 33582-33595 (2023) View: HTML | PDF article thumbnail Multi-objective fractional-order particle swarm optimization algorithms for data processing of multi-wavelength pyrometer Mei Liang, Yongsheng Wang, and Changhui Wang Opt. Express 31(20), 33638-33654 (2023) View: HTML | PDF article thumbnail Research on piston error sensing for segmented mirrors under atmospheric turbulence Bin Wang, Zhenyu Jin, Yichun Dai, DeHua Yang, and FangYu Xu Opt. Express 31(20), 33719-33731 (2023) View: HTML | PDF Integrated Optics article thumbnail Efficient and polarization insensitive edge coupler based on cascaded vertical waveguide tapers Mengruo Zhang, Jieyun Wu, Zhiying Zhao, and Kaixin Chen Opt. Express 31(20), 31796-31805 (2023) View: HTML | PDF article thumbnail Compact reconfigurable on-chip polarization beam splitters enabled by phase change material Jiakai Ruan, Yixiao Gao, Chunmeng Song, Peipeng Xu, Wei Zhang, Yimin Chen, and Xiang Shen Opt. Express 31(20), 33091-33102 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Inverse-designed counter-tapered coupler based broadband and compact silicon mode multiplexer/demultiplexer Weifeng Jiang, Siqiang Mao, and Jinzhu Hu Opt. Express 31(20), 33253-33263 (2023) View: HTML | PDF article thumbnail Design and experimental demonstration of a silicon five-mode (de)multiplexer based on multi-phase matching condition Weifeng Jiang, Longqin Xie, and Lin Zhang Opt. Express 31(20), 33343-33354 (2023) View: HTML | PDF article thumbnail Integrated spatial light receivers based on inverse design Suping Jiao, Jifang Qiu, Yuchen Chen, Ran Tao, Wenjie Guo, Yan Li, and Jian Wu Opt. Express 31(20), 33369-33377 (2023) View: HTML | PDF article thumbnail High-speed 4 × 4 silicon photonic plasma dispersive switch, operating at the 2 µm waveband Jiawei Wang, Jia Xu Brian Sia, Xiang Li, Xin Guo, Wanjun Wang, Zhongliang Qiao, Callum G. Littlejohns, Chongyang Liu, Graham T. Reed, Rusli, and Hong Wang Opt. Express 31(20), 33548-33564 (2023) View: HTML | PDF [Suppl. Mat. (1)] Laser Machining and Material Processing article thumbnail Fabrication of a flexible stretchable hydrogel-based antenna using a femtosecond laser for miniaturization Pingping Zhao, Tao Chen, Jinhai Si, Hongyu Shi, and Xun Hou Opt. Express 31(20), 32704-32716 (2023) View: HTML | PDF Lasers, Optical Amplifiers, and Laser Optics article thumbnail Nonlinear gain models in a quantum cascade laser Andrzej Kolek and Mirosław Sobaszek Opt. Express 31(20), 31825-31838 (2023) View: HTML | PDF article thumbnail Phase stability diagram, self-similar structures, and multistability in a free-running VCSEL with a small misalignment between the phase and amplitude anisotropies Shuangquan Gu, Pei Zhou, Penghua Mu, Gang Guo, Xintian Liu, and Nianqiang Li Opt. Express 31(20), 31853-31869 (2023) View: HTML | PDF article thumbnail Watt-level tunable Ti:Sapphire laser directly pumped with green laser diodes Chunhua Wang, Jacob B. Khurgin, and Huakang Yu Opt. Express 31(20), 32010-32016 (2023) View: HTML | PDF article thumbnail Self-heating allows athermal laser diode wavelength control using a thermally insulating sub-mount over a 70 °C range Robert McKenna, Simon Corbett, Dovydas Mickus, Caolan Murphy, Michael McDermott, Sepideh T. Naimi, and John F. Donegan Opt. Express 31(20), 32058-32066 (2023) View: HTML | PDF article thumbnail Active coherent beam combining and beam steering using a spatial mode multiplexer Romain Demur, Luc Leviandier, Elsa Turpin, Jérôme Bourderionnet, and Eric Lallier Opt. Express 31(20), 32105-32113 (2023) View: HTML | PDF article thumbnail Wide-wavelength–tunable distributed Bragg reflector laser diode with high thermal efficiency Chul Wook Lee, Oh Kee Kwon, and Ki Soo Kim Opt. Express 31(20), 32126-32133 (2023) View: HTML | PDF article thumbnail Artificial neural networks for laser frequency stabilization Lisa Winkler and Christian Nölleke Opt. Express 31(20), 32188-32199 (2023) View: HTML | PDF article thumbnail Temporal soliton dynamics of synchronised ultrafast fibre lasers Jiancheng Zheng, Diao Li, Xiaoqi Cui, Peng Liu, Qiang Zhang, Zhiwei Zhu, Song Yang, Yusheng Zhang, Jiaxing Sun, Xianfeng Chen, Haima Yang, Esko I. Kauppinen, and Zhipei Sun Opt. Express 31(20), 32373-32382 (2023) View: HTML | PDF [Suppl. Mat. (4)] article thumbnail FDTD modeling of excitation-balanced, mJ-level pulse amplifiers in Yb-doped double-clad optical fibers Nanjie Yu, Mingye Xiong, and Peter D. Dragic Opt. Express 31(20), 32404-32421 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Broadband wavelength-swept Cr4+:YAG crystal fiber laser Yi-Hsun Li, Yin-Wen Lee, and Sheng-Lung Huang Opt. Express 31(20), 32772-32782 (2023) View: HTML | PDF article thumbnail Cascaded optically injection-locked semiconductor laser, rate equations analysis, frequency response, and its application for complex optical signal generation Seyyedeh Ladan Talebzadeh, Reza Yadipour, and Gholamreza Baghersalimi Opt. Express 31(20), 32783-32798 (2023) View: HTML | PDF [Suppl. Mat. (4)] article thumbnail High power optical frequency comb with 10−19 frequency instability Xiaodong Shao, Hainian Han, Huibo Wang, Junyi Ma, Yue Hu, Chengzhi Li, Hao Teng, Guoqing Chang, Bingbing Wang, and Zhiyi Wei Opt. Express 31(20), 32813-32823 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Optical vector fields with kaleidoscopic quasicrystal structures by multiple beam interference Pi-Hui Tuan and Ling-Qi Huang Opt. Express 31(20), 33077-33090 (2023) View: HTML | PDF article thumbnail Spatio-temporal characterization of tightly focused femtosecond laser fields formed by paraboloidal mirrors with different F-numbers Bingnan Shi, Lianghong Yu, and Xiaoyan Liang Opt. Express 31(20), 33299-33311 (2023) View: HTML | PDF article thumbnail Generation of optical frequency combs by Q-switching integrated multi-section semiconductor lasers Pablo López-Querol, Clara Quevedo-Galán, Antonio Pérez-Serrano, José Manuel G. Tijero, and Ignacio Esquivias Opt. Express 31(20), 33475-33485 (2023) View: HTML | PDF article thumbnail Beam smoothing by introducing spatial dispersion for high-peak-power laser pulse compression Xihang Yang, Xiaofeng Tang, Yanqi Liu, Jianhui Bin, and Yuxin Leng Opt. Express 31(20), 33753-33764 (2023) View: HTML | PDF Light-emitting Diodes article thumbnail Ultra-thick inkjet-printed quantum dots layer for full-color micro-LED displays Yonghong Lin, Wenjun Huang, Mengyuan Zhanghu, and Zhaojun Liu Opt. Express 31(20), 31818-31824 (2023) View: HTML | PDF Nanophotonics, Metamaterials, and Photonic Crystals article thumbnail Metamaterial graphene sensors for the detection of two food additives Guifang Wu, Wei Wang, Rui Zhang, Fengping Yan, Lanju Liang, Xin Yan, Haiyun Yao, Ziqun Wang, Zhenhua Li, and Liang Xu Opt. Express 31(20), 32162-32171 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Extinction and attenuation by voids in absorbing host media Shangyu Zhang, Jinan Zhai, Jian Dong, Wenjie Zhang, and Linhua Liu Opt. Express 31(20), 32214-32226 (2023) View: HTML | PDF article thumbnail 2-bit coding metasurface with a double layer random flip structure for wide band diffuse reflection and reciprocity protected transmission Zhixiao Zhang and Li Gao Opt. Express 31(20), 32253-32262 (2023) View: HTML | PDF [Suppl. Mat. (3)] article thumbnail Electromagnetic characteristics of antisymmetric toroidal dipole array of plasmonic metasurfaces Yingying Yu and BO Sun Opt. Express 31(20), 32311-32321 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Topological transport in heterostructure of valley photonic crystals Hongxian Shao, Yueke Wang, Guofeng Yang, and Tian Sang Opt. Express 31(20), 32393-32403 (2023) View: HTML | PDF article thumbnail Optical force conversion and conveyor belt effect with coupled graphene plasmon waveguide modes Hao-yu Wang, Rui Ma, Gui-dong Liu, Ling-ling Wang, and Qi Lin Opt. Express 31(20), 32422-32433 (2023) View: HTML | PDF article thumbnail Dual-band metasurface generating multiple OAM beams independently in full polarizations Peng Xu, Kunyi Zhang, Haixia Liu, Ruijie Li, and Long Li Opt. Express 31(20), 32637-32651 (2023) View: HTML | PDF article thumbnail Anomalous polarization-sensitive Fabry-Perot resonance in a one-dimensional photonic crystal containing an all-dielectric metamaterial defect Feng Wu, Yuchun She, Zhaoming Cheng, Shi Hu, Guanghui Liu, and Shuyuan Xiao Opt. Express 31(20), 32669-32683 (2023) View: HTML | PDF article thumbnail Diverse ranking metamaterial inverse design based on contrastive and transfer learning Zhengwei Deng, Yuxiang Li, Yicheng Li, Yiyuan Wang, Wenjia Li, Zheng Zhu, Chunying Guan, and Jinhui Shi Opt. Express 31(20), 32865-32874 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Remote terahertz wireless power transfer with self-resonating spoof plasmonic structures Shu-Ling Cheng, Hong-Wei Wu, Wen-Jun Sun, Nong Zhou, Cheng-Yao Peng, Zong-Qiang Sheng, and Wen-Bing Zhang Opt. Express 31(20), 32900-32908 (2023) View: HTML | PDF article thumbnail Simulation of the expanding universe in hyperbolic metamaterials Jiao-zhen She, Sicen Tao, Tong Liu, and Huanyang Chen Opt. Express 31(20), 33312-33319 (2023) View: HTML | PDF article thumbnail Fabricable concentric-ring metalens with high focusing efficiency based on two-dimensional subwavelength unit splicing Chengmiao Wang, Yu Lin, Yeming Han, Yupei Wei, Bin Wang, Zhao Jin, and Yongbo Deng Opt. Express 31(20), 33596-33607 (2023) View: HTML | PDF article thumbnail Optical transparent metamaterial with multi-band compatible camouflage based on inverse design Jie Nong, Xinpeng Jiang, Xueling Wei, Yiyi Zhang, Ning Li, Xin Li, Huan Chen, Xin He, Yang Yu, Zhenfu Zhang, Zhenrong Zhang, and Junbo Yang Opt. Express 31(20), 33622-33637 (2023) View: HTML | PDF article thumbnail Controlling the polarization dependence of the complex transmission spectrum using the Brewster effect in metafilms Yasuhiro Tamayama Opt. Express 31(20), 33655-33669 (2023) View: HTML | PDF Nonlinear Optics article thumbnail Vector solitonic pulses excitation in microresonators via free carrier effects Mulong Liu, Yaai Dang, Huimin Huang, Zhizhou Lu, Sen Mei, Yanan Cai, Wenquan Zhou, and Wei Zhao Opt. Express 31(20), 32172-32187 (2023) View: HTML | PDF article thumbnail Broadband optical nonlinearity and all-optical switching features in low-defect GaN Fangyuan Shi, Zhongguo Li, Xingzhi Wu, Junyi Yang, Zhengguo Xiao, Quanying Wu, Yinglin Song, and Yu Fang Opt. Express 31(20), 32263-32272 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Energy deposition in a telescopic laser filament for the control of fuel ignition Wei Zhang, Junyan Chen, Shuo Wang, Helong Li, Hongwei Zang, and Huailiang Xu Opt. Express 31(20), 33132-33140 (2023) View: HTML | PDF article thumbnail Versatile octave-spanning soliton crystals with high conversion efficiency in a Si3N4 microresonator Adnan Ali Afridi, Haizhong Weng, Michael McDermott, Qiaoyin Lu, Weihua Guo, and John F. Donegan Opt. Express 31(20), 33191-33199 (2023) View: HTML | PDF article thumbnail Pulse duration dependent optical nonlinearities of Bi2Se3 thin films Arjun Karimbana-Kandy, Andrea Campos, Martiane Cabié, Jean-Yves Natoli, Julien Lumeau, and Konstantinos Iliopoulos Opt. Express 31(20), 33264-33273 (2023) View: HTML | PDF Optical Communications and Interconnects article thumbnail BER analysis of an optimum MIMO linear receiver in optical SDM systems with mode-dependent loss Luis M. Torres, Francisco J. Cañete, and Luis Díez Opt. Express 31(20), 31671-31686 (2023) View: HTML | PDF article thumbnail Simple and low-latency multipoint-to-point aggregation architecture using commercial optical transceivers for uplink fronthaul Wanchao Gao, Linsheng Zhong, Xiaoxiao Dai, Mengfan Cheng, Lei Deng, Qi Yang, and Deming Liu Opt. Express 31(20), 31806-31817 (2023) View: HTML | PDF article thumbnail Developing a comprehensive model for underwater MIMO OCC system Ehsan Hamidnejad and Asghar Gholami Opt. Express 31(20), 31870-31883 (2023) View: HTML | PDF article thumbnail Modeling and experiments of O-band transmission over G.654.C optical fiber John D. Downie, Petr Sterlingov, Jason Hurley, Xin Chen, Hector De Pedro, David Seddon, and Denise Packard Opt. Express 31(20), 31898-31911 (2023) View: HTML | PDF article thumbnail Low-CD weakly-coupled FMF for short-reach IM/DD MDM transmission Ruiting Cheng, Qichen He, Mingqing Zuo, Yu Yang, Chuyu Peng, Zhangyuan Chen, Yongqi He, and Juhao Li Opt. Express 31(20), 31937-31945 (2023) View: HTML | PDF article thumbnail PDM-SHD NFDM transmission with envelope-detection feedback polarization tracking and optical injection locking Junda Chen, Zihe Hu, Zheng Yang, Yizhao Chen, Mingming Zhang, Yifan Zeng, Weihao Li, Chen Cheng, Ziwen Zhou, Xuefemg Wang, Deming Liu, and Ming Tang Opt. Express 31(20), 32044-32057 (2023) View: HTML | PDF article thumbnail Adjustable spatial filter for optimal free-space quantum communication round the clock Andrej Kržič, Nico Döll, Uday Chandrashekara, Christopher Spiess, and Fabian Steinlechner Opt. Express 31(20), 32362-32372 (2023) View: HTML | PDF article thumbnail Layered hybrid PAM-DMT for IM/DD OWC systems Zuhang Geng, Xinke Tang, Xiao-Ping Zhang, and Yuhan Dong Opt. Express 31(20), 32383-32392 (2023) View: HTML | PDF article thumbnail Multifunctional difluoroboron β-diketonate-based luminescent receiver for a high-speed underwater wireless optical communication system Yue Wang, Jian-Xin Wang, Omar Alkhazragi, Luis Gutiérrez-Arzaluz, Huafan Zhang, Chun Hong Kang, Tien Khee Ng, Osman M. Bakr, Omar F. Mohammed, and Boon S. Ooi Opt. Express 31(20), 32516-32528 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Low-complexity clustered polynomial nonlinear filter-based electrical dispersion pre-compensation scheme in IM/DD transmission systems Xiaoqian Huang, Fei Xie, Du Tang, Shuangyue Liu, and Yaojun Qiao Opt. Express 31(20), 32529-32542 (2023) View: HTML | PDF article thumbnail Security enhancement through high-quality illumination enabled by wavelength-shuffled optical OFDM Minseok Yu, Chul-Joon Heo, Seoyeon Oh, Hyunchae Chun, and Kyung-Bae Park Opt. Express 31(20), 32727-32736 (2023) View: HTML | PDF article thumbnail Frequency offset estimation for nonlinear frequency division multiplexing with continuous spectrum modulation Yonghua He, Jianping Li, Jianqing He, Yuwen Qin, Xinkuo Yu, Ning Lin, Gai Zhou, Meng Xiang, and Songnian Fu Opt. Express 31(20), 32887-32899 (2023) View: HTML | PDF article thumbnail 100Gb/s coherent optical secure communication over 1000 km based on analog-digital hybrid chaos Yuqing Wu, Ziheng Zhang, Hanwen Luo, Lei Deng, Qi Yang, Xiaoxiao Dai, Deming Liu, Xiaojing Gao, Yongqin Yu, and Mengfan Cheng Opt. Express 31(20), 33200-33211 (2023) View: HTML | PDF article thumbnail Optimizing the probability mass function of complex modulated signals through adaptive channel characterization Ziyue Zhang, Qiulin Zhang, and Chester Shu Opt. Express 31(20), 33212-33227 (2023) View: HTML | PDF article thumbnail Transmission of sub-terahertz signals over a fiber-FSO-5 G NR hybrid system with an aggregate net bit rate of 227.912 Gb/s Hai-Han Lu, Wen-Shing Tsai, Xu-Hong Huang, Jia-Lian Jin, Yan-Zhen Xu, Wei-Xiang Chen, Chih-Hong Lin, and Tsai-Man Wu Opt. Express 31(20), 33320-33332 (2023) View: HTML | PDF article thumbnail Two-stage equalization for ultra-fast RSOP and inter symbol interference compensation based on a simplified Kalman filter Weihua Lian, Fei Tong, Wei Li, Shaohua Yu, Kaijing Hu, Ming Luo, Qianggao Hu, Yi Jiang, and Liyan Huang Opt. Express 31(20), 33355-33368 (2023) View: HTML | PDF article thumbnail Joint timing recovery and adaptive equalization based on training sequences for PM-16QAM faster-than-Nyquist WDM systems Jialin You, Tao Yang, Yongben Wang, Weiqin Zhou, Liqian Wang, and Xue Chen Opt. Express 31(20), 33421-33434 (2023) View: HTML | PDF article thumbnail Wide-field-of-view auto-coupling optical antenna system for high-speed bidirectional optical wireless communications in C band Jiahan Tian, Tingbiao Guo, Nan He, Ji Du, Xiaojian Hong, Chao Fei, Zijian Lin, Ranran Zhang, Qiangsheng Huang, Yuan Wang, Tianyi Zhang, and Sailing He Opt. Express 31(20), 33435-33448 (2023) View: HTML | PDF Optical Design and Fabrication article thumbnail Cutting depth-oriented ductile machining of infrared micro-lens arrays by elliptical vibration cutting Zhengding Zheng, Kai Huang, Chuangting Lin, Weiqi Huang, Jianguo Zhang, Xiao Chen, Junfeng Xiao, and Jianfeng Xu Opt. Express 31(20), 31993-32009 (2023) View: HTML | PDF article thumbnail End-to-end physics-informed deep neural network optimization of sub-Nyquist lenses Marshall B. Lindsay, Scott D. Kovaleski, Andy G. Varner, Charlie T. Veal, Derek T. Anderson, Stanton R. Price, and Steven R. Price Opt. Express 31(20), 33026-33040 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail High-resolution on-chip spatial heterodyne Fourier transform spectrometer based on artificial neural network and PCSBL reconstruction algorithm Xiaojing Long, Zhuili Huang, Ye Tian, Jihe Du, and Yufei Liu Opt. Express 31(20), 33608-33621 (2023) View: HTML | PDF Optical Devices and Detectors article thumbnail Broadband SnS/Te photodetector to long-wavelength infrared: breaking the spectrum limit through alloy engineering Jiahui Wei, Hao Yu, Qianming He, Duanduan Wu, Ying Xie, and Changgui Lin Opt. Express 31(20), 32591-32600 (2023) View: HTML | PDF article thumbnail 15.26Gb/s Si-substrate GaN high-speed visible light photodetector with super-lattice structure Zengyi Xu, Zhiteng Luo, Xianhao Lin, Chao Shen, Xiaolan Wang, Jianli Zhang, Guangxu Wang, Fengyi Jiang, and Nan Chi Opt. Express 31(20), 33064-33076 (2023) View: HTML | PDF article thumbnail Experimental demonstration of a dynamic range enhancement method for a phase-shifted PADC by using a modulo operation Qiuyan Li, Jifang Qiu, Bowen Zhang, YiJun He, Yan Li, and Jian Wu Opt. Express 31(20), 33333-33342 (2023) View: HTML | PDF article thumbnail Optical-fiber-integrated high-speed organic phototransistor with broadband imaging capacity Xialian Zheng, Qianqian Du, Jing Zhao, Mengru Li, Qing Liu, Fengzhe Ling, Yanxun Zhang, Wenjun Wang, Fengqiu Wang, and Shuchao Qin Opt. Express 31(20), 33378-33386 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Microring structure for flexible polymer waveguide-based optical pressure sensing Hongqiang Li, Zhilin Lin, Lu Cao, Feng Ren, Lizhen Zhang, Yingjie Wang, Ruina Zhao, Zhenya Song, Yang Liu, Youshan Hu, Changyu Li, Shanshan Zhang, Enbang Li, and Joan Daniel Prades Opt. Express 31(20), 33535-33547 (2023) View: HTML | PDF Optical Fibers article thumbnail Simultaneous measurement of temperature and salinity based on a hole-assisted dual-core fiber Yu Liu, Jing Yang, Yuxiao Xue, Shan Gao, Peixuan Tian, Peng Ye, Zhenyu Duan, Jinhui Shi, Jun Yang, Libo Yuan, K. T. V. Grattan, and Chunying Guan Opt. Express 31(20), 32543-32553 (2023) View: HTML | PDF article thumbnail Fabrication and characterization of indium fluoride multimode fused fiber couplers for the mid-infrared Alexis Séguin, Rodrigo Itzamná Becerra-Deana, Stéphane Virally, Caroline Boudoux, and Nicolas Godbout Opt. Express 31(20), 33670-33678 (2023) View: HTML | PDF article thumbnail High ytterbium concentration Yb/Al/P/Ce co-doped silica fiber for 1-µm ultra-short cavity fiber laser application Qiubai Yang, Yafei Wang, Chunlei Yu, Fan Wang, Mengting Guo, Lei Zhang, Chongyun Shao, Meng Wang, Hui Shen, Yunfeng Qi, and Lili Hu Opt. Express 31(20), 33741-33752 (2023) View: HTML | PDF Optical Materials article thumbnail Mixing rule for calculating the effective refractive index beyond the limit of small particles Dominic T. Meiers and Georg von Freymann Opt. Express 31(20), 32067-32081 (2023) View: HTML | PDF [Suppl. Mat. (1)] Optoelectronics article thumbnail All optical operation of a superconducting photonic interface Frederik Thiele, Thomas Hummel, Adam N. McCaughan, Julian Brockmeier, Maximilian Protte, Victor Quiring, Sebastian Lengeling, Christof Eigner, Christine Silberhorn, and Tim J. Bartley Opt. Express 31(20), 32717-32726 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Very low excess noise Al0.75Ga0.25As0.56Sb0.44 avalanche photodiode Xiao Jin, Harry I. J. Lewis, Xin Yi, Shiyu Xie, Baolai Liang, Qingyu Tian, Diana L. Huffaker, Chee Hing Tan, and John P. R. David Opt. Express 31(20), 33141-33149 (2023) View: HTML | PDF article thumbnail Vertical-cavity surface-emitting phase shifter Dhaifallah Almutairi, Karl Johnson, Alexei Smolyaninov, Andrew Grieco, and Yeshaiahu Fainman Opt. Express 31(20), 33449-33460 (2023) View: HTML | PDF article thumbnail Internal moisture barrier layer for improving high-humidity reliability of miniature light emitting diode die without encapsulation Chia-Hsun Hsu, Hai-Long Luo, Shi-Tao Li, Fu-Qiang Bian, Ya-Zhen Chen, Peng Gao, Wan-Yu Wu, Dong-Sing Wuu, Feng-Min Lai, Shui-Yang Lien, and Wen-Zhang Zhu Opt. Express 31(20), 33732-33740 (2023) View: HTML | PDF Physical Optics article thumbnail Vortex rings in paraxial laser beams Anton S. Desyatnikov Opt. Express 31(20), 31955-31968 (2023) View: HTML | PDF [Suppl. Mat. (5)] article thumbnail Honeycomb-ring hybrid random mesh design with electromagnetic interference (EMI) shielding for low stray light Dunwei Liao, Yuejun Zheng, Xinyu Ma, and Yunqi Fu Opt. Express 31(20), 32200-32213 (2023) View: HTML | PDF article thumbnail Investigation on the ultraviolet spectral radiation characteristics of two-phase flow plume based on OH and alumina particles Jingying Li, Yang Chen, Jinlu Li, and Lu Bai Opt. Express 31(20), 32227-32240 (2023) View: HTML | PDF article thumbnail 3D reconstruction method based on the multi-polarization superposition coding phase pattern of LRR objects Zhenmin Zhu, Duoduo You, Xingning Zeng, Shuo Qiao, Guoqing Dang, and Yanliang Zhan Opt. Express 31(20), 32350-32361 (2023) View: HTML | PDF article thumbnail Mode mixing and losses in misaligned microcavities William J. Hughes, T. H. Doherty, J. A. Blackmore, P. Horak, and J. F. Goodwin Opt. Express 31(20), 32619-32636 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Improved long pulse excitation infrared nondestructive testing evaluation Zhifei Miao, Dan Wu, Yuan Gao, and Yifan Wang Opt. Express 31(20), 32987-33002 (2023) View: HTML | PDF article thumbnail Focusing property of autofocusing Bessel beams Zhoulin Ding, Yongji Yu, Xiaoqing Li, Siyao Li, and Chunyu Hou Opt. Express 31(20), 33228-33240 (2023) View: HTML | PDF article thumbnail Does the degree of polarization of vector beams remain unchanged on atmospheric propagation? Zhiwei Tao, Azezigul Abdukirim, Congming Dai, Pengfei Wu, Haiping Mei, Chuankai Luo, Yunsong Feng, Ruizhong Rao, Heli Wei, and Yichong Ren Opt. Express 31(20), 33679-33703 (2023) View: HTML | PDF Plasmonics article thumbnail Near- and far-field study of polarization-dependent surface plasmon resonance in bowtie nano-aperture arrays Sungho Choi, Jongkyoon Park, Soo Hoon Chew, Tsendsuren Khurelbaatar, Alexander Gliserin, Seungchul Kim, and Dong Eon Kim Opt. Express 31(20), 31760-31767 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Plexcitonic optical chirality in the chiral plasmonic structure-microcavity-exciton strong coupling system Xuyan Deng, Junqiang Li, Lei Jin, Yilin Wang, Kun Liang, and Li Yu Opt. Express 31(20), 32082-32092 (2023) View: HTML | PDF article thumbnail THz time-domain spectroscopy modulated with semiconductor plasmonic perfect absorbers Fernando Gonzalez-Posada, Dominique Coquillat, Melissa Najem, Laurent Cerutti, and Thierry Taliercio Opt. Express 31(20), 32152-32161 (2023) View: HTML | PDF [Suppl. Mat. (1)] Quantum Optics article thumbnail Retrieving space-dependent polarization transformations via near-optimal quantum process tomography Francesco Di Colandrea, Lorenzo Amato, Roberto Schiattarella, Alexandre Dauphin, and Filippo Cardano Opt. Express 31(20), 31698-31717 (2023) View: HTML | PDF article thumbnail Pseudo-spin-orbit-coupling-based manipulation of vector beams using electromagnetically induced transparency Lu Zhao Opt. Express 31(20), 31922-31936 (2023) View: HTML | PDF article thumbnail Quantum illumination using polarization-path entangled single photons for low reflectivity object detection in a noisy background K. Muhammed Shafi, A. Padhye, and C. M. Chandrashekar Opt. Express 31(20), 32093-32104 (2023) View: HTML | PDF article thumbnail Comparison of multi-mode Hong-Ou-Mandel interference and multi-slit interference Yan Guo, Zi-Xiang Yang, Zi-Qi Zeng, Chunling Ding, Ryosuke Shimizu, and Rui-Bo Jin Opt. Express 31(20), 32849-32864 (2023) View: HTML | PDF article thumbnail Continuous-variable quantum key distribution based on non-Gaussian operations with on-off detection Xiaoting Chen, Fang Jia, Teng Zhao, Nanrun Zhou, Sanqiu Liu, and Liyun Hu Opt. Express 31(20), 32935-32952 (2023) View: HTML | PDF article thumbnail Controlling magnon-magnon entanglement and steering by atomic coherence Li-Li Zheng, Wenxing Shi, Kang Shen, Deyi Kong, and Fei Wang Opt. Express 31(20), 32953-32967 (2023) View: HTML | PDF article thumbnail Frequency tunable single photon diode based on giant atom coupling to a waveguide Guoqing Cai, Yunning Lu, Xiao-San Ma, Mu-Tian Cheng, and Xianshan Huang Opt. Express 31(20), 33015-33025 (2023) View: HTML | PDF Spectroscopy and Spectrometers article thumbnail Detection of molecular oxygen using nanosecond-laser-induced plasma Seon Woong Kim, Jongwun Choi, Hosung Byun, Taekeun Yoon, Campbell D. Carter, and Hyungrok Do Opt. Express 31(20), 32504-32515 (2023) View: HTML | PDF Terahertz and X-ray Optics article thumbnail Spatiotemporal response of concave VLS grating to ultra-short X-ray pulses Kai Hu, Ye Zhu, Chen Wu, Qinming Li, Zhongmin Xu, Qiuping Wang, Weiqing Zhang, and Chuan Yang Opt. Express 31(20), 31969-31981 (2023) View: HTML | PDF article thumbnail Demonstration of an Integrated terahertz band-stop filter using an apodized Bragg grating Ali Dehghanian, Walid Gomaa, Mohsen Haghighat, Thomas Darcie, and Levi Smith Opt. Express 31(20), 32582-32590 (2023) View: HTML | PDF article thumbnail Gallium arsenide whispering gallery mode resonators for terahertz photonics Mallika Irene Suresh, Harald G. L. Schwefel, and Dominik Walter Vogt Opt. Express 31(20), 33056-33063 (2023) View: HTML | PDF article thumbnail Carrier conversion from terahertz wave to dual-wavelength near-infrared light for photonic terahertz detection in wireless communication Yudai Matsumura, Yu Tokizane, Eiji Hase, Naoya Kuse, Takeo Minamikawa, Jun-ichi Fujikata, Hiroki Kishikawa, Masanobu Haraguchi, Yasuhiro Okamura, Takahiro Kaji, Akira Otomo, Isao Morohashi, Atsushi Kanno, Shintaro Hisatake, and Takeshi Yasui Opt. Express 31(20), 33103-33112 (2023) View: HTML | PDF [Suppl. Mat. (1)] Ultrafast Optics and Attosecond/High-field Physics article thumbnail Two phase-matching regimes in high-order harmonic generation E. Appi, R. Weissenbilder, B. Nagyillés, Z. Diveki, J. Peschel, B. Farkas, M. Plach, F. Vismarra, V. Poulain, N. Weber, C. L. Arnold, K. Varjú, S. Kahaly, P. Eng-Johnsson, and A. L’Huillier Opt. Express 31(20), 31687-31697 (2023) View: HTML | PDF article thumbnail Amplification of light pulses with orbital angular momentum (OAM) in nitrogen ions lasing Haicheng Mei, Jingsong Gao, Kailu Wang, Jiahao Dong, Qihuang Gong, Chengyin Wu, Yunquan Liu, Hongbing Jiang, and Yi Liu Opt. Express 31(20), 31912-31921 (2023) View: HTML | PDF [Suppl. Mat. (1)] article thumbnail Generation of high-order harmonics and attosecond pulses in the water window via nonlinear propagation of a few-cycle laser pulse Bonggu Shim, Garima C. Nagar, Yi Wu, and Zenghu Chang Opt. Express 31(20), 32488-32503 (2023) View: HTML | PDF article thumbnail Distinguishing the nonlinear propagation regimes of vortex femtosecond pulses in fused silica by evaluating the broadened spectrum Dongwei Li, Wei Liang, Deming Li, Longfei Ji, Bingxin Yan, Junwei Chang, Tingting Xi, Lanzhi Zhang, Yangjian Cai, and Zuoqiang Hao Opt. Express 31(20), 32752-32760 (2023) View: HTML | PDF Vol. 31, Iss. 20 -- September 25, 2023 | Retractions Medical Optics and Biotechnology Improved photoacoustic images via wavefront shaping modulation based on the scattering structure: retraction Guodong Tong, Artur Luzgin, Jun Xia, Liyan Xu, Hao Zhang, Chengkun Dong, Zhihai Wu, Jun Wu, Yichen Zhang, and Peiwu Qin Opt. Express 31(20), 31670-31670 (2023) View: HTML | PDF Vol. 31, Iss. 20 -- September 25, 2023 | Errata High Q-factor, ultrasensitivity slot microring resonator sensor based on chalcogenide glasses: erratum Xuelei Zhang, Chenfeng Zhou, Ye Luo, Zhen Yang, Wei Zhang, Lan Li, Peipeng Xu, Peiqing Zhang, and Tiefeng Xu Opt. Express 31(20), 33401-33402 (2023) View: HTML | PDF Embedded racetrack microring resonator sensor based on GeSbSe glasses: erratum Zhiyong Li, Cheng Hou, Ye Luo, Wei Zhang, Lan Li, Peipeng Xu, and Tiefeng Xu Opt. Express 31(20), 33403-33404 (2023) View: HTML | PDF