Applied Optics

Compact inverted digital holographic microscope based on common-path configuration

Isma Javed — Tue, 07 Jan 2025 00:00:00 EST

Isma Javed, Muhammad Bilal Hassan, Ramna Khalid, Masoomeh Dashtdar, Luis Guillermo Garcia, Carlo Fonda, Maria L. Crespo, Miltcho Danailov, Dan Cojoc, Muhammad Zubair, Muhammad Qasim Mehmood, Humberto Cabrera
Ongoing advancements in holographic imaging technology have a considerable impact in various fields, specifically life sciences, owing to ... [Appl. Opt. 64, B65-B71 (2025)]

Spread spectrum photon counting compressed depth imaging method

Shanshan Shen — Tue, 07 Jan 2025 00:00:00 EST

Shanshan Shen, Lin Wu, Xiao Lin Sun, Shi Su, Lei Zhao, Tian Yi Mao, Tong Ying, Weiji He, Guo Hua Gu, Qian Chen
The pseudo-random spread spectrum photon counting three-dimensional imaging community is able to acquire detailed time-correlated photon ... [Appl. Opt. 64, A53-A61 (2025)]

Enhanced dual-mode terahertz absorption in a graphene-dielectric metasurface by quasi-bound states in the continuum

Hongwei Ding — Tue, 07 Jan 2025 00:00:00 EST

Hongwei Ding, Baoku Wang, Yuan Li, Zengming Qin, Fei Yan, Feng Wang, Li Li
A graphene-dielectric metasurface driven by quasi-bound states in the continuum (BICs) is proposed for enhanced dual-mode absorption in the ... [Appl. Opt. 64, 431-435 (2025)]

Ultrashort pulse generation using tantalum aluminum carbide as a pulse modulator

Ruven Rhaj Naidu — Tue, 07 Jan 2025 00:00:00 EST

Ruven Rhaj Naidu, Aeriyn D. Ahmad, Masruroh, Hasanain N. A. Ali, Rozalina Zakaria, Muhammad Imran M. A. Khudus, Sulaiman W. Harun
This paper investigates the use of tantalum aluminum carbide (T a _2 A l ... [Appl. Opt. 64, 436-442 (2025)]

Head-mounted projector with a wide visual-field and three degrees of freedom in electro-holography

Natsu Kikuchi — Mon, 06 Jan 2025 00:00:00 EST

Natsu Kikuchi, Seok Kang, Yuji Sakamoto
Due to the problem of a narrow visual-field in electro-holography, visual-field enlargement methods that are not reliant on the pixel pitch ... [Appl. Opt. 64, B58-B64 (2025)]

Coherent diffraction imaging and lens position correction by a transversely moving lens

Zhengyu Wu — Mon, 06 Jan 2025 00:00:00 EST

Zhengyu Wu, Yutong Li, Qiang Wang, Shutian Liu, Dazhao Chi, Bin Gao, Wei Liu, Zhengjun Liu
We introduce what we believe is a novel approach for wavefront reconstruction by a laterally moving lens, in conjunction with ... [Appl. Opt. 64, 377-385 (2025)]

Low-crosstalk 3D display with arc-shaped viewpoint distribution based on a composite aperture

Mingzhong Yang — Mon, 06 Jan 2025 00:00:00 EST

Mingzhong Yang, Guojiao Lv, Baichuan Zhao, Liping Lai, Hui Deng, Xuemin Sheng
A low-crosstalk 3D display with arc-shaped viewpoint distribution based on a composite aperture (CA) is proposed. The proposed 3D display ... [Appl. Opt. 64, 386-391 (2025)]

Accuracy improvement of focusing and leveling sensors based on pupil phase modulation

Ke Lan — Mon, 06 Jan 2025 00:00:00 EST

Ke Lan, Xiao Liu, Tingyuan Jia, Liandong Pan, Jianrui Cheng, Yunfeng Li, Xiangzhao Wang, Cailian Chen
The focusing and leveling sensor (FLS) is crucial for achieving high-accuracy vertical measurements in lithography systems. To improve the ... [Appl. Opt. 64, 392-401 (2025)]

Influence of optical activity of gyroanisotropic crystals on Bessel beams

Yuriy Egorov — Mon, 06 Jan 2025 00:00:00 EST

Yuriy Egorov, Aziz Aliev, Ruslan Dzhemalyadinov, Ervin Umerov, Bogdan Sokolenko, Alexander Rubass
It is shown that a Bessel beam with initial circular polarization, propagating through an optically active medium devoid of linear ... [Appl. Opt. 64, 402-408 (2025)]

Adaptive alignment of a grazing incidence focusing mirror based on nonlinear mapping modeling

Erbo Li — Mon, 06 Jan 2025 00:00:00 EST

Erbo Li, Chaojiang Li, Zhijing Zhang, Taiyu Su, Fuchang Zuo, Zhiwu Mei, Zhichao Sheng
The grazing incidence focusing mirror is a key device for realizing x-ray space astronomy observation. The manual iterative adjustment is ... [Appl. Opt. 64, 409-414 (2025)]

Performance prediction of a two-port terahertz-based graphene–silicon-based tunable antenna with polarization and pattern diversity features using machine-learning algorithms

Satyendra Tripathi — Mon, 06 Jan 2025 00:00:00 EST

Satyendra Tripathi, Sundaram, Ram Milan Chadhar, Ravi Ranjan, Devendra Kumar Tripathi
This paper proposes a hybrid twin-port radiator with polarization and pattern diversity features in the terahertz (THz) frequency domain. ... [Appl. Opt. 64, 415-422 (2025)]

Robust lensless computational imaging via nonlinear weighting approach

Jun Lan — Mon, 06 Jan 2025 00:00:00 EST

Jun Lan, Cheng Xu, Hui Pang, Chao Yang, Lixin Zhao, Song Hu, Yong Yang
In the framework of multi-image phase retrieval techniques, it is commonly assumed that all diffraction intensity images have the same ... [Appl. Opt. 64, 423-430 (2025)]

Calibration for the magnification of a submersible digital holographic camera during the study of particles in natural conditions

Victor Dyomin — Fri, 03 Jan 2025 00:00:00 EST

Victor Dyomin, Igor Polovtsev, Alexandra Davydova
One of the key tasks in the study of plankton by underwater digital holography is to determine the coordinates and sizes of particles based ... [Appl. Opt. 64, B49-B57 (2025)]

Frequency multiplexing in millimeter-wave over fiber fronthaul transmission links with an InAs/InP quantum dash mode-locked laser

Xiaoran Xie — Fri, 03 Jan 2025 00:00:00 EST

Xiaoran Xie, Guocheng Liu, Zhenguo Lu, Jiaren Liu, Philip J. Poole, Youxin Mao, Martin Vachon, Pedro Barrios, Chunying Song, Xianling Chen, Xiupu Zhang
This study evaluates and compares four millimeter-wave (mmWave) radio-over-fiber (RoF) frequency multiplexing techniques considering ... [Appl. Opt. 64, 318-329 (2025)]

Index modulation-aided ACO-OFDM differential chaos shift keying system for optical wireless communications

Qingbin Peng — Fri, 03 Jan 2025 00:00:00 EST

Qingbin Peng, Huiqin Wang, Zhen Wang, Yue Zhang, Qihan Tang, Minghua Cao
In this paper, we introduce differential chaos shift keying (DCSK) into asymmetrically clipped optical orthogonal frequency division ... [Appl. Opt. 64, 330-339 (2025)]

Abel inversion from central-projection background oriented schlieren observations for reconstruction of axisymmetric refractive media

Frédéric Champagnat — Fri, 03 Jan 2025 00:00:00 EST

Frédéric Champagnat, Aurélien Plyer, Olivier Léon, Philippe Cornic, David Donjat, François Nicolas
The background oriented schlieren (BOS) technique provides quantitative measurements of integrated light deflection caused by gradients of ... [Appl. Opt. 64, 350-358 (2025)]

Free-form surface machining strategy and shape error correction method based on slow tool servo turning

Boxin Yu — Fri, 03 Jan 2025 00:00:00 EST

Boxin Yu, Changxi Xue, Mingyu Jia, Furong Huo
Since the measurement accuracy limits the machining quality of free-form surfaces, compensated machining is challenging in convergent shape ... [Appl. Opt. 64, 359-368 (2025)]

Structural properties of Ta_2O_5 deposited films using atomistic modeling

F. V. Grigoriev — Fri, 03 Jan 2025 00:00:00 EST

F. V. Grigoriev, V. B. Sulimov, D. C. Kutov, A. V. Tikhonravov
The previously developed method of atomistic modeling of physical vapor deposition is applied to study the structural properties of T ... [Appl. Opt. 64, 369-376 (2025)]

High-energy generation of arbitrary cylindrical vector vortex beams using a modified Mach–Zehnder interferometer

Justin Harrison — Thu, 02 Jan 2025 00:00:00 EST

Justin Harrison, Nokwazi Mphuthi, Chemist Mabena, Darryl Naidoo
In this paper, we demonstrate the interferometric generation of high-energy pulsed vector vortex beams at arbitrary points on the ... [Appl. Opt. 64, C60-C68 (2025)]

Fast calculation method for CCGHs applicable to various planar computer-generated hologram computation methods

Akifumi Kashiwagi — Thu, 02 Jan 2025 00:00:00 EST

Akifumi Kashiwagi, Kodai Ono, Yuji Sakamoto
In this paper, a method is proposed for quickly calculating cylindrical computer-generated holograms (CCGHs) from planar computer-generated ... [Appl. Opt. 64, B38-B48 (2025)]

PnP-ADMM based efficient hardware implementation of a flexible denoising single-pixel imaging system

Miao Li — Thu, 02 Jan 2025 00:00:00 EST

Miao Li, Lingqiang Zhang, Xi Wang, Chenyan Wang, Chaorui Chen, Zhaohui Guo, Xueyin Zhao, Baishun Hao, Hong Chen
Single-pixel imaging, as a novel computational imaging method, boasts high sensitivity and interference resistance, offering significant ... [Appl. Opt. 64, A42-A52 (2025)]

Controlled absorption/reflection bi-directional tuning GaAs terahertz wave device

Yuanyuan Fu — Thu, 02 Jan 2025 00:00:00 EST

Yuanyuan Fu, Zhenhua Wang, Xufeng Wang, Lanbin Li, Xunjun He, Suifeng Huo, Xuejian Shao, Mohan Gao, Jinchao Ma, Xin Zhang
Terahertz metamaterials exhibit significant potential for applications in electromagnetic ultrafast response, wavefront modulation, and ... [Appl. Opt. 64, 340-349 (2025)]

Discussion on the analytical solutions of graphene surface modes and the relationship with quantum systems

Xin Zhang — Thu, 02 Jan 2025 00:00:00 EST

Xin Zhang
The TM surface mode supported by the air-graphene-air structure is analytically calculated under the ultra-thin approximation. A third ... [Appl. Opt. 64, 282-286 (2025)]

Design and application of a dynamic photoelasticity-digital image correlation comprehensive experimental system for blast loads

Cheng Chen — Thu, 02 Jan 2025 00:00:00 EST

Cheng Chen, Mengyao Zhu, Quanming Li, Peng Xu, Chenxi Ding, Yuantong Zhang, Chao Geng, Renshu Yang
The evolution characteristics of a stress field under blast loads are key issues in the study of dynamic rock fragmentation mechanism. This ... [Appl. Opt. 64, 287-295 (2025)]

Benchtop shock interactions: microblast mixing of laser breakdown shock waves

Elliot R. Wainwright Steven W. Dean — Thu, 02 Jan 2025 00:00:00 EST

Elliot R. Wainwright, Steven W. Dean
Two focused nanosecond laser pulses, fired simultaneously, can be used to study the mixing of micro-shock waves at laboratory scales. Here, ... [Appl. Opt. 64, 296-303 (2025)]

Selection of robust metrics for the position and width of hyperspectral response functions via a simulation approach

David Perry — Thu, 02 Jan 2025 00:00:00 EST

David Perry, David Conran, Torbjorn Skauli
The IEEE P4001 hyperspectral camera standard and the need for time-efficient response function test metrics are introduced. Representative ... [Appl. Opt. 64, 304-316 (2025)]

Simulation study on supercontinuum broadening based on the BIC model: publisher’s note

Jingjing Zhang — Thu, 02 Jan 2025 00:00:00 EST

Jingjing Zhang, Wenjie Sun, Runyu He, Xiaoxian Song, Zijie Dai, Yang Liu, Dong Pan, Di Wu, Yanan Wang, Zhongkun Gao, Chenshuai Guan, Kai Guo, Huan Chen
This publisher’s note reports corrections to Appl. Opt.63, 8851 (2024)APOPAI0003-693510.1364/AO.541864. [Appl. Opt. 64, 317-317 (2025)]

Programmable waveguide mesh photonic integrated circuits based on thin-film lithium niobate

Shengya Zhang — Fri, 20 Dec 2024 00:00:00 EST

Shengya Zhang, Jianguo Liu, Jing Zhang, Jinye Li
Programmable photonics chips based on a versatile structure are crucial for the next generation of advanced photonics systems. In this ... [Appl. Opt. 64, 233-238 (2025)]

Numerical simulation of coherent summation of laser beams in the presence of non-idealities in the dipole focusing system

D. N. Bulanov — Fri, 20 Dec 2024 00:00:00 EST

D. N. Bulanov, E. A. Khazanov, A. A. Shaykin, A. V. Korzhimanov
A programming library was developed, based on Stratton–Chu diffraction integrals for calculating reflected optical fields. ... [Appl. Opt. 64, 239-246 (2025)]

Approach to construct fast and robust local reference frames based on a point cloud

Jianqiang Huang — Fri, 20 Dec 2024 00:00:00 EST

Jianqiang Huang, Shuyu Sun, Cui Liang, Tengchao Huang
The construction of local reference frames (LRFs) holds a foundational role with widespread application spanning the realms of point cloud ... [Appl. Opt. 64, 247-254 (2025)]

Enhanced efficiency in terahertz SIW array antennas

Wu Pan — Fri, 20 Dec 2024 00:00:00 EST

Wu Pan, Kuan Ye, Renpu Li, Zhen Zhang, Lei Huang, Sen Qiu
In this paper, a terahertz slotted waveguide array antenna based on a substrate integrated waveguide (SIW) is proposed. The terahertz waves ... [Appl. Opt. 64, 255-261 (2025)]

Dual-band transmittance defogging model

Jin Duan — Fri, 20 Dec 2024 00:00:00 EST

Jin Duan, Peiren Guo, Suxin Mo, Jialin Wang, Xu Yang, Xinming Zang, Wenbo Zhu
The fusion of shortwave infrared (SWIR) and visible light has emerged in recent years as an effective technique for image defogging. ... [Appl. Opt. 64, 262-272 (2025)]

Compact cavity-enhanced aerosol detector using incoherent light sources

Jacob Williamson — Fri, 20 Dec 2024 00:00:00 EST

Jacob Williamson, Pranav Chamakkad Muthukrishnan, Srushti Nandanwar, Shuaifeng Guo, Chandra Raman
We have realized a compact optical particle counter utilizing enhancement of light scattering within a high finesse Fabry–Perot ... [Appl. Opt. 64, 273-281 (2025)]

Experimental exploration of the second order nonlinear optical properties of hexagonal boron nitride nanosheets utilizing femtosecond laser pulses

G. Omar — Fri, 13 Dec 2024 00:00:00 EST

G. Omar, Mohamed Ashour, Dina. M. Atwa, Tarek Mohamed
In recent years, hexagonal boron nitride nanosheets (h-BNNs) have gained attention due to their outstanding optical properties. However, ... [Appl. Opt. 64, C53-C59 (2025)]

Multi-scale digital holographic reconstruction with deep learning

Huaying Wang — Fri, 13 Dec 2024 00:00:00 EST

Huaying Wang, Qiwen Li, Shuo Wang, Gaofu Men
Aimed at the problems of complex operation and zero-order influence in the reconstruction of holograms of multi-scale and large objects, a ... [Appl. Opt. 64, B31-B37 (2025)]

Binocular laser scanning imaging-based disordered object recognition method

Jican Tian — Thu, 12 Dec 2024 00:00:00 EST

Jican Tian, Liming Zhao, Wenlong Zhou, Zailu Chen, Xing Gao
This paper takes industrial robot disordered object grasping as its research background and proposes an object recognition method based on ... [Appl. Opt. 64, A31-A41 (2025)]

Verification of single-photon path entanglement using a nitrogen vacancy center

A. I. Smith — Fri, 06 Dec 2024 00:00:00 EST

A. I. Smith, C. M. Steenkamp, M. S. Tame
Path entanglement is an essential resource for photonic quantum information processing, including in quantum computing, quantum ... [Appl. Opt. 64, C41-C52 (2025)]

DL-CSPF: deep-learning-based cell segmentation with a physical framework for digital holographic microscopy

Zhuoshi Li — Fri, 06 Dec 2024 00:00:00 EST

Zhuoshi Li, Haojie Gu, Linpeng Lu, Qian Shen, Jiasong Sun, Qian Chen, Chao Zuo
Digital holographic microscopy (DHM) offers label-free, full-field imaging of live-cell samples by capturing optical path differences to ... [Appl. Opt. 64, B20-B30 (2025)]

Thermal lens focal length statistics for end-pumped solid-state lasers excited with different beam shapes

Sofiane Haddadi — Tue, 03 Dec 2024 00:00:00 EST

Sofiane Haddadi, Abdelhalim Bencheikh, Kamel Aït Ameur
Recent research has explored the use of non-Gaussian beams, such as ring-shaped pump beams, in end-pumped solid-state lasers to reduce ... [Appl. Opt. 64, C33-C40 (2025)]

Liquid-crystal-based diffractive optical elements with high Pancharatnam-Berry phase accuracy for holographic displays fabricated using an optimized liquid crystal on silicon device

Weijie Wu — Tue, 03 Dec 2024 00:00:00 EST

Weijie Wu, Chongkai Wang, Mike Pivnenko, Xin Chang, Daping Chu
A rapid and accurate photoalignment technique was proposed for the fabrication of liquid crystal Pancharatnam-Berry phase diffractive ... [Appl. Opt. 64, B13-B19 (2025)]

Enhancing single-molecule localization microscopy with deep learning

Armin Abdehkakha — Thu, 21 Nov 2024 00:00:00 EST

Armin Abdehkakha, Seyyed Mohammad Navid Madani, Craig Snoeyink
Single-molecule localization microscopy (SMLM) has significantly improved the visualization of sub-cellular structures, but enhancing the ... [Appl. Opt. 64, A19-A30 (2025)]

Two-mode averaging for turbulence resilience

Alice V. Drozdov Mitchell A. Cox — Fri, 15 Nov 2024 00:00:00 EST

Alice V. Drozdov, Mitchell A. Cox
Atmospheric turbulence typically impairs free-space optical communication systems, particularly those using mode-division multiplexing, by ... [Appl. Opt. 64, C22-C32 (2025)]

Efficient super-resolution of phase images encoded with random phase mask by machine learning techniques

Yu Yamada — Fri, 15 Nov 2024 00:00:00 EST

Yu Yamada, Atsushi Okamoto, Akihisa Tomita
In the field of optics, a random phase mask (RPM) is used to efficiently encode and decode spatial complex amplitude distribution ... [Appl. Opt. 64, B6-B12 (2025)]

Low-cost, high-volume, manufacturable 0.88 NA multi-wavelength diffractive lens array for optical document security

Apratim Majumder — Tue, 29 Oct 2024 00:00:00 EST

Apratim Majumder, Tina M. Hayward, Robert Stewart, Rajesh Menon
We design, manufacture, and characterize a high-numerical-aperture (N A=0.88, f/0.27), multi-wavelength (480 nm, 550 nm, and ... [Appl. Opt. 64, B1-B5 (2025)]

Quantized neural network for complex hologram generation

Yutaka Endo — Mon, 28 Oct 2024 00:00:00 EST

Yutaka Endo, Minoru Oikawa, Timothy D. Wilkinson, Tomoyoshi Shimobaba, Tomoyoshi Ito
Computer-generated holography (CGH) is a promising technology for augmented reality displays, such as head-mounted or head-up displays. ... [Appl. Opt. 64, A12-A18 (2025)]

Turbulence compensation based on pix2pixGAN for the free-space optical communication of orbital angular momentum multiplexing

Zhi Zhang — Tue, 15 Oct 2024 00:00:00 EST

Zhi Zhang, Shuaiwei Jia, Wen Shao, Duorui Gao, Wei Wang, Jinhai Si, Xiaoping Xie
Free space-optical communication utilizing orbital angular momentum (OAM) multiplexing offers an extremely high transmission capacity and ... [Appl. Opt. 64, A1-A11 (2025)]

Gratings for enhanced sensitivity: advancing D-shaped optical fiber surface plasmon resonance sensors with Ag-Fe_2O_3 structures

Yomna Seliem Sameh O. Abdellatif — Wed, 04 Sep 2024 00:00:00 EST

Yomna Seliem, Sameh O. Abdellatif
This research delves into enhancing biosensing sensitivity by optimizing D-shaped optical fiber surface plasmon resonance (SPR) sensors ... [Appl. Opt. 64, C11-C21 (2025)]

Using femtosecond laser pulses to investigate the thickness-dependent nonlinear optical properties of nickel oxide thin films and their potential use as optical limiters

Mona Mustafa — Mon, 26 Aug 2024 00:00:00 EST

Mona Mustafa, Mona Ali, Mohamed Sh. Abdel-Wahab, Wael Z. Tawfik, M. F. Eissa, M. A. K. Elfayoumi, Hany Hamdy, Tarek Mohamed
In this study, the Z-scan technique was used to investigate the nonlinear optical properties of nickel oxide (NiO) thin films of various ... [Appl. Opt. 64, C1-C10 (2025)]