Contents
2021
Volume: 50 Issue 7
29 Article(s)

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Atmospheric and Oceanic Optics
Atmosphere Temperature Profiling and a Fusion Algorithm Based on Polarization HSRL and MWR
Jingjing LIU, Kailing LI, Zixiang XU, Jingzhe PANG, Jun WANG, Qing YAN, and Dengxin HUA
Atmospheric temperature is the basic parameter for the detection of atmospheric fine structure, and obtaining high-precision atmospheric temperature profile is crucial for weather forecast and climate research. In this paper, the self-developed polarization high-spectral-resolution lidar is used to realize the all-day
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 203 (2021)
Investigation of Turbulence Parameters Based on Liquid-phase Cloud Microphysics Fluctuation Measured by Digital Holography
Pan GAO, Jun WANG, Jiabin TANG, Yangzi GAO, Jingjing LIU, Qing YAN, and Dengxin HUA
In response to the measurement requirements of turbulence in the study of cloud precipitation physics, a turbulence parameter characterization method based on digital holographic interferometry to measure the microphysical fluctuation of liquid cloud is proposed. Since there is no need to assume the distribution functi
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 212 (2021)
Fiber Optics and Optical Communications
Fabrication and Temperature Sensing Characteristics of Dense Apodized Fiber Bragg Grating Array
Haihu YU, Yue MA, Wenjing GAO, Hao BI, Huiyong GUO, and Yu ZHENG
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 24 (2021)
Research on Power-line Interference Removal Method of Ultraviolet Communication Signal Based on Wavelet Transform
Peng SONG, Yumei TAN, Xuehua LI, Hua GUO, and Lijian ZHANG
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 31 (2021)
Phase Compensation Algorithm of Wavelet Transform for Fabry-Perot Interference Signals
Jing WANG, Zihao ZHANG, Xinyu YU, Dian FAN, and Ciming ZHOU
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 39 (2021)
A Towed Line Array with Weak Fiber Bragg Grating Hydrophones
Peng DING, Junbin HUANG, Yandong PANG, Ciming ZHOU, Hongcan GU, and Jinsong TANG
A thin, large aperture, high gain towed line array with weak fiber Bragg gating hydrophones is proposed. A weak fiber Bragg gating array with the same reflectivities, central wavelengths and wide 3 dB bandwidths is selected according to the principle of matched interference, and the grating spacing of the weak fiber Br
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 46 (2021)
Characteristics of Reflection Spectrum of Brillouin Dynamic Grating in Single Mode Fibers
Junchi LAI, Shanglin HOU, Jingli LEI, and Xiaoxiao LI
The Brillouin dynamic grating model is developed based on the stimulated Brillouin scattering and elastic acoustic theory. The reflection spectrum of the Brillouin dynamic grating is calculated based on the fiber Bragg grating theory, and it is demonstrated that the Bragg wavelength downshifts by Brillouin frequency sh
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 59 (2021)
Holography
A Comprehensive Review on Parallel Phase-shifting Digital Holography(Invited)
Meiling ZHANG, Peng GAO, Kai WEN, Kequn ZHUO, Yang WANG, Lixin LIU, Junwei MIN, and Baoli YAO
Phase-shifting Digital Holography(PSDH),which combines phase-shifting technology with digital holography, provides a fast, non-invasive, and high-precision approach for the three-dimensional morphology or refractive index distribution of microscopic objects. Compared with the off-axis digital holography, the phase-shif
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 1 (2021)
Image Processing
Bit-plane Motion Estimation for Digitally Driven Near-eye Display
Yuan JI, Yuansheng SONG, Yuansheng CHEN, Wendong CHEN, and Tingzhou MU
Near-eye display should be miniaturized under the premise of high resolution and high refresh rate, traditional video compression schemes can not meet the demand. The relationship between critical frequency of human eye and eccentricity is quantified, and a viewpoint just noticeable difference model for matching criter
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 68 (2021)
Remote Sensing Image Scene Classification Based on Supervised Contrastive Learning
Dongen GUO, Ying XIA, Xiaobo LUO, and Jiangfan FENG
To solve the problem of scene classification performance caused by complex background, intra-class diversity and inter-class similarity in remote sensing scene images, a new remote sensing scene classification method based on supervised contrast learning is proposed. The method involves two stages: discriminative featu
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 79 (2021)
Fast Blind Restoration of QR Code Images Based on Blurred Imaging Mechanism
Rongjun CHEN, Zhijun ZHENG, Huimin ZHAO, Jinchang REN, and Hongzhou TAN
A fast blind restoration method of QR code images was proposed based on a blurred imaging mechanism. On the basis of the research on the centroid invariance of the blurred imaging diffuse light spots, the circular finder pattern is designed. When the image is blurred, the centroid of the pattern and the position of the
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 91 (2021)
Research on Denoising Method for Polarization Degree Image and Polarization Angle Image of Dim and Weak Targets
Shuzhuo MIAO, Cunbo FAN, Guanyu WEN, Jian GAO, and Guohai ZHAO
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 100 (2021)
Hyperspectral Unmixing Based on Constrained Nonnegative Matrix Factorization
Xiangxiang JIA, Baofeng GUO, Fanchang DING, and Wenjie XU
To obtain an improved optimal solution, a nonnegative matrix factorization method based on abundance and endmember constraints for hyperspectral unmixing is proposed. First, considering the sparseness of the abundance matrix, a weighted sparse regularization is introduced to the Nonnegative Matrix Factorization(NMF) mo
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 113 (2021)
Instrumentation, Measurement and Metrology
Research on Identification of Marine Oil Spill Based on Polarization Characteristics
Yingchao LI, Jianan LIU, and Haodong SHI
Aiming at the problems of high false alarm rate and single oil type identification during oil spill detection on the sea surface, based on the Fresnel theory, the polarization degree model of oil spill on rough sea surface under different azimuth angles and zenith angles is established, and its influence on polarizatio
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 129 (2021)
Design of Spatial Resolution PDV Probe Based on Double Telecentric Lens
Jun YANG, Yadong YAN, Qi LI, Guokai SHI, Zhao WANG, Yang ZHANG, Suoqi ZHANG, and Junhua HE
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 139 (2021)
Online Phase Measurement Profilometry Based on Super-resolution Image Reconstruction
Jie GAO, Yiping CAO, and Jin CHEN
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 152 (2021)
Integrated Optics
Precision Measurement and Theoretical Analysis of SOI Waveguide Transmission Loss and Butt-coupling Loss
Ting YU, Zhuo CHEN, Tiancheng LI, and Degui SUN
The method of Fabry-Perot resonant cavity (also called F-P cavity) is exploited to measure the optical transmission loss of SOI waveguides and the fiber-chip butt-coupling loss, with which three SOI waveguide channels having the same size and a length of 8.37 mm are measured. Then, the average value of SOI waveguide op
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 268 (2021)
Lasers and Laser Optics
Laser Cleaning Process Monitoring of Metal Surface Based on Image Processing and LIPS Analysis
Rongwei ZHA, Lidong YU, Ben LI, and Yang BAI
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 249 (2021)
Wavelength Tunable Dissipative Soliton Mode-locked Fiber Laser Based on Nonlinear Amplifier Loop Mirror
Jianyi DING, Baole LU, Kaile WANG, Haowei CHEN, and Jintao BAI
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 260 (2021)
Machine Vision
Camera Pose Estimation Algorithm for Singular Configuration of Target Points
Linmei ZHU, Xiucheng DONG, Zhengyu ZHANG, Fan ZHANG, Haibin WANG, and Lei REN
Aiming at improving the accuracy and stability of the pose estimation when the target points located in the planar, quasi-planar and quasi-linear case. In this study, we propose an iterative solution for singular configuration of target points. The main idea of the algorithm is to select two farthest points as the basi
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 285 (2021)
Optoelectronics
Design and Modulation Performance of Ultrafast Light-controlled Pulsed X-ray Tube with Photocathode
Hao XUAN, Yongan LIU, Pengfei QIANG, Tong SU, Xianghui YANG, Lizhi SHENG, and Baosheng ZHAO
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 195 (2021)
Scattering
Surface Field Distribution and Composite Scattering Characteristics of Three-dimensional Micro-nano Hemispherical Periodic Structure Optical Surface
Lei GONG, Yanglin LIU, Jie YU, Haibin WANG, Liguo WANG, Linqiu TAN, and Zhensen WU
In order to further expand the functional characteristics of micro nano periodic superstructure and meet the high-precision design requirements of optical periodic superstructure,based on the Multi-resolution Time-domain Method(MRTD), starting from Maxwell equation and deducing the surface composite scattering field of
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 173 (2021)
Effect of Resonant Scattering on Photonic Jet of a Microsphere
Qian LIU, and Jianqi SHEN
The relationship between the characteristic parameters of photon jet and those of particles is studied, including the mechanism in the generation of photon jet under different polarization modes of resonant and non-resonant scattering. The dependence of the photonic jet characteristic parameters on the refractive index
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 182 (2021)
Spectroscopy
Establishment and Optimization of Photoacoustic Cell Model in Photoacoustic Spectrum Detection System
Nan ZHAO, Yang LIU, Ningyang ZHAO, Longge MA, Meicong LI, Jingjing JIAO, and Chenfei DING
The photoacoustic cell, as the core component of the photoacoustic spectroscopy gas detection system, directly affects the detection accuracy of the system. Based on the classic cylindrical photoacoustic cell, the finite element analysis software is used to combine the two physics of pressure acoustics and thermoviscou
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 238 (2021)
Thin Films
Thermochromic Film Based on VO2@SiO2 Core-shell Nanoparticles
Xin WANG, Wenjie HU, and Yao XU
A thermochromic film was prepared with VO2@SiO2 core-shell nanoparticles to enhance the visible light transmittance and weather resistance of thermochromic film and also decrease the agglomeration of VO2 nanoparticles prepared by thermal decomposition method. VO(OH)2@SiO2 core-shell nanoparticles were prepared by coati
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 220 (2021)
Studies on the Preparation and Properties of Nanocrystalline ZnSX Thin Films by RF Magnetron Sputtering Technique at Room Temperature
Yang YANG, Gang LI, Kewu JING, Tianqi WANG, Saiao PENG, Tingting YAO, and Shuyong CHEN
In order to obtain high-performance transparent dielectric thin films, nanocrystalline zinc-rich ZnS films were prepared on glass substrates by radio frequency magnetron sputtering with a ZnS ceramic target at room temperature, and the effect of the radio frequency power on the structural, surface morphology and optica
Acta Photonica Sinica
  • Publication Date: Jul. 25, 2021
  • Vol. 50, Issue 7, 230 (2021)