Lock-in infrared illumination for high-resolution microscopic thermal imaging [0.03%]
一种锁相红外照明技术实现高分辨率显微热成像
Anjanashree M R Sharma,Kristof J P Jacobs,Ingrid de Wolf
Anjanashree M R Sharma
Infrared (IR) thermal imaging at ambient temperature using conventional IR cameras often faces challenges such as reduced image contrast and elevated noise levels, restricting its application in high-resolution microscopic imaging. In this ...
Tailoring polarization singularities in degenerate bands through structural symmetry and magnetic field [0.03%]
通过结构对称性和磁场在退化带中调整偏振奇点
Xingchen Zhao,Xiangke Li,Shanqi Yang et al.
Xingchen Zhao et al.
Polarization singularities have attracted considerable interest in photonic crystals (PhCs) due to their high quality factor and selective response to circularly polarized light. In this work, we propose a strategy to manipulate the evoluti...
Metalens-assisted wide-angle dynamic holography for 3D full-color display [0.03%]
用于全彩显示的金属透镜辅助大角度动态全息术
Yuze Lu,Jun He,Hengyi Wang et al.
Yuze Lu et al.
Current dynamic holographic display has a limited field of view (FOV) due to large pixel pitches of reconfigurable devices such as spatial light modulators (SLMs) and digital micro-mirror devices (DMDs). Despite various efforts to develop F...
Optical enantiomer sorting via background-particle electromagnetic matching [0.03%]
基于背景粒子电磁匹配的光学对映体分离
Xu Yuan,Menglong Lu,Huajin Chen et al.
Xu Yuan et al.
The performance of all-optical chirality-sorting systems is fundamentally governed by the competition between enantioselective chiral optical forces and non-discriminatory non-chiral forces. In this Letter, we demonstrate a background-parti...
Automatically starting, flat-top electro-optic frequency comb based on photonic sampling [0.03%]
基于光电取样的自动化起始平板顶光学频率梳
Yaowen Zhang,Hansen Dong,Junji Chen et al.
Yaowen Zhang et al.
An approach is proposed and demonstrated to realize automatically starting, flat-top electro-optic frequency comb (EOFC) generation utilizing cascaded electro-optic modulation based on a Mach-Zehnder modulator (MZM) and multiple phase modul...
Matthew R Wilson,Jack A Smith,Michael J Strain et al.
Matthew R Wilson et al.
The increase in demand for scalable and energy-efficient artificial neural networks has put the focus on novel hardware solutions. Integrated photonics offers a compact, parallel, and ultra-fast information processing platform, specially su...
Parasitic reflection elimination based on adaptive fringes via multi-scale parallel single-pixel imaging in phase measuring deflectometry [0.03%]
基于自适应条纹的多尺度并行单像素成像相位测量莫尔技术寄生反射消除方法研究
Wenjing Chang,Yuankun Liu,Shaotian Zhang
Wenjing Chang
We introduce a method of adaptively modifying the screen display to eliminate the ghost fringes observed in deflectometry optical testing. First, the reflection areas on the screen for both front and rear surfaces are labeled by multi-scale...
Dual-wavelength distributed feedback laser based on waveguide Bragg grating microcavities [0.03%]
基于波导布拉格光栅微腔的双波长分布反馈激光器
Mohanad Jamal Al-Rubaiee,Xiao Sun,Jue Wang et al.
Mohanad Jamal Al-Rubaiee et al.
We demonstrate a new, to the best of our knowledge, dual-wavelength distributed feedback laser platform based on a waveguide Bragg grating microcavity incorporating uniform sidewall gratings. This is the first single-section, single-contact...
Josh T Christensen,Luke S Trainor,Farhan Azeem et al.
Josh T Christensen et al.
In this study, we build upon our earlier research on distance calibration using Newton's rings [Opt. Lett.47, 6053 (2022)10.1364/OL.474539] in a disc-shaped whispering gallery mode resonator (WGMR). Here, we use a glass trapezoidal prism co...
OTDR trace distortion correction in Raman-amplified systems using transformer models [0.03%]
拉曼放大系统中基于变压器模型的OTDR迹线失真矫正算法研究
Md Ghulam Saber,Qingyi Guo,Zhiping Jiang
Md Ghulam Saber
We present a Transformer model-based method for correcting optical time domain reflectometer (OTDR) trace distortions in Raman-amplified optical systems. Unlike prior approaches, the proposed model operates without requiring Raman pump powe...