Contents
2020
Volume: 57 Issue 19
39 Article(s)

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Detectors
Thermal and Electrical Properties of Photovoltaic Cell and Spectrum Splitting Coupled System
Tianjun Liao, and Hui Zhang
Laser & Optoelectronics Progress
  • Publication Date: Oct. 17, 2020
  • Vol. 57, Issue 19, 190401 (2020)
Fiber Optics and Optical Communications
Development of Linear Frequency Modulation Matched Filter Using Oversampling
Junlong Zhong, Jian Qiu, Kaiqing Luo, Rong Li, Li Peng, Dongmei Liu, and Peng Han
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 190602 (2020)
Extraction of Interference Signal of Weak Reflection Fiber Bragg Grating by Wavelet Transform
Peng Ding, Junbin Huang, Yunyun Wang, Wen Liu, Hongcan Gu, and Jinsong Tang
To reduce the data acquisition quantity and improve the accuracy of zero difference symmetric demodulation, a method for extracting interference signals in a time-division multiplexing system with a weak fiber Bragg grating (WFBG) based on Michelson interference is proposed. Continuous wavelet transform is applied to t
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 190603 (2020)
Broadband Filter Based on High-Precision Microtapered Long-Period Fiber Gratings
Xuewen Yan, Liyong Ren, Li Yang, Dongsheng Ran, Dongdong Han, Yongkai Wang, Lei Liang, Chengfang Xu, Jihong Liu, Jun Dong, and Kaili Ren
A heating method based on double-beam carbon dioxide (CO2) laser is proposed, and the fabrication system of a long-period fiber grating with a microtapered structure is designed and built. The system achieves uniform heating and fiber softening by accurately controlling the CO2 laser power, heating time, and spot size.
Laser & Optoelectronics Progress
  • Publication Date: Sep. 26, 2020
  • Vol. 57, Issue 19, 190605 (2020)
Fourier Optics and Signal Processing
Satellite Multipath Signal Extraction Algorithm Based on Blind Source Separation
Changpeng Ji, Qian Wen, and Jiancong Huang
Laser & Optoelectronics Progress
  • Publication Date: Sep. 22, 2020
  • Vol. 57, Issue 19, 190701 (2020)
Instrumentation, Measurement and Metrology
Nonreciprocity in a Three-Cavity Optomechanical System
Jing Wang
In this paper, a theoretical scheme to realize nonreciprocity in a three-cavity optomechanical system was proposed. Three optical cavity fields propelled by strong driving light fields were individually integrated to a mechanical oscillator through radiation pressure, and two were driven by weak probe light fields when
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 191201 (2020)
Simulation and Verification of Three-Dimensional Shape Measurement Method for Composite Surface
Zhinan Guo, Xiaohong Liu, and Zonghua Zhang
Laser & Optoelectronics Progress
  • Publication Date: Sep. 22, 2020
  • Vol. 57, Issue 19, 191202 (2020)
Methane Sensing Measurement Based on Photonic Crystal Fiber Four-Wave Mixing Effect
Hai Liu, Cancan Chen, Wen Zhang, Haoran Wang, and Shoufeng Tang
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 191203 (2020)
HSI Model-Based Three-Dimensional Rapid Measurement Method for Aero-Engine Blades
Long Ma, Ruijie Qian, Yuzhe Liu, Hongyue Xu, Xin Pei, and Fengming Sun
To satisfy the high-precision and high-efficiency measurement requirements of aero-engine blades, a fast three-dimensional measurement method based on the HSI (hue, saturation, intensity) color model is proposed herein. First, the HSI model is analyzed to design a structured light-based three-dimensional measurement sy
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 191204 (2020)
Method for Refraction Effect Compensation of Liquid Crystal Display in Direct Phase Measuring Deflectometry
Zeyu Zhang, Xiaohong Liu, Zonghua Zhang, Nan Gao, and Zhaozong Meng
Laser & Optoelectronics Progress
  • Publication Date: Sep. 25, 2020
  • Vol. 57, Issue 19, 191205 (2020)
Lasers and Laser Optics
Study on Ultraviolet Radiation Characteristics of Pulse Laser-Induced Hafnium Plasma
Jun He, Tao Wu, and Li Yang
In the experiment of this work, high purity hafnium (Hf) sample are irradiated with the a 1.064 μm Nd∶YAG pulse laser to generate plasmas in a vacuum chamber, and the soft X ray time integral spectra of Hf plasma in the wavelength range of 1.0 ~ 8.5 nm under different power densities are measured. First, the atomic spe
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 191402 (2020)
Study on Pulse Laser Drilling Based on Improved Parameter Control Method
Tao Li, Kaibo Xia, Naifei Ren, Fuqiang Gao, Wen Zhang, Jianan Tian, and Yongsheng Fan
Laser & Optoelectronics Progress
  • Publication Date: Sep. 22, 2020
  • Vol. 57, Issue 19, 191403 (2020)
Numerical Simulation and Experimental Study of Gain-Switched Thulium-Doped Fiber Laser
Zhaoliang Peng, Shanchao Ma, Sihua Lu, Changfei Luo, Baofu Zhang, and Zhongxing Jiao
Laser & Optoelectronics Progress
  • Publication Date: Sep. 25, 2020
  • Vol. 57, Issue 19, 191404 (2020)
Fast Analysis of Electromagnetic Characteristics for Cavity Devices Based on Compressive Sensing
Qi Qi, Xinyuan Cao, Mingsheng Chen, Yi Liu, Xiaojing Kuang, and Xianliang Wu
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 191405 (2020)
Nonlinear Optics
Optimization Design of Optical System for On-Site Underground Injection Water Particle Size Detection
Deli Jia, Quanbin Wang, Boshi Dang, Siyu Jin, and Ying Liu
Aiming at the technical challenge that it is difficult to realize the on-site detection of the particle size of the underground injection water for the water-drive oilfield development, we present a design concept of an optical system based on the optical scattering principle for the on-site injection water particle si
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 191901 (2020)
Detection Method for Radiant Energy Flow Density on Condenser Heat-Absorbing Tube Surface
Jianchang Li, Chenglong Wang, Sen Wang, and Tingting Sun
This paper presents an energy flow uniformity measurement system and method based on CCD camera and dual Lambertian target. The system has two Lambertian targets, one of which is fixed and water-cooled. An heat flow detector at the center opening of the target is used to obtain the regional gray value. The other is a m
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 191903 (2020)
Optical Design and Fabrication
Design of Solar Blind Ultraviolet Optical System with Fast Focal Ratio and Long Focal Length
Jiakui Ding, Zhenpeng Wang, Zhenzhen Song, and Jingfei Ye
Laser & Optoelectronics Progress
  • Publication Date: Sep. 22, 2020
  • Vol. 57, Issue 19, 192201 (2020)
Optical Devices
Approximate Formula for Effective Refractive Index of TE1 Mode in Terahertz Parallel-Plate Metal Waveguides
Zhe Li, Da Teng, Lihua Bai, and Qing Cao
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 192302 (2020)
Effect of Energy Level Gradient in Emitting Layer on Blue Organic Light-Emitting Diode
Lulu Yang, and Liping Yang
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 192304 (2020)
Physical Optics
Research on Superposition Characteristics of Singularity Beam Mode
Hui Huang, Qian Shou, and Zhichao Chen
This paper studies the superposition characteristics of singularity beams, theoretically analyzes the phase distribution and polarization distribution after superposition of singularity beams, and experimentally verifies the correctness of the theoretical derivation. The polarization state of superimposed same-order no
Laser & Optoelectronics Progress
  • Publication Date: Oct. 17, 2020
  • Vol. 57, Issue 19, 192601 (2020)
Four-Beam Interferometric Light Field Based on Asymmetric Incidence and Polarization Modulation
Fuping Peng, Wei Yan, Fanxing Li, Simo Wang, Jialin Du, and Jing Du
In this paper, a mathematical model of intensity distribution in multi-beam interference field is established, and the four-beam interference light field based on the joint modulation of azimuth angle, incident angle and polarization angle is simulated by Matlab. The influence of changes in beam azimuth angle, incident
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 192602 (2020)
Remote Sensing and Sensors
Soil Organic Matter Content Estimation Based on Soil Covariate and VIS-NIR Spectroscopy
Guolin Ma, Jianli Ding, and Zipeng Zhang
To investigate the relationship of the soil organic matter (SOM) content to the electrical conductivity (EC), pH, and Fe content, we collected 110 samples at the Ebinur Lake Reserve in August 2017 and measured the soil reflectance spectra, SOM content, EC, Fe content, and pH. We performed three kinds of pre-treatments,
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 192801 (2020)
Optical Depth Inversion Technique Under Joint Cloud Measurement System
Ting Zhang, Lei Liu, Taichang Gao, and Shuai Hu
To improve the accuracy of all-sky cloud detection of ground-based infrared cloud-measuring system, the corresponding relation between downwelling infrared radiation and optical depth of clouds was simulated by Santa Barbara DISTORT Atmospheric Radiative Transfer (SBDART) model. The simulation result shows that it is f
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 192802 (2020)
Reviews
Research Progress on Fabrication of One-Dimensional Well-Ordered Oxide Nanostructures by Pulsed Laser Deposition
Lisha Fan, Shuowen Zhang, Qunli Zhang, and Jianhua Yao
Laser & Optoelectronics Progress
  • Publication Date: Oct. 10, 2020
  • Vol. 57, Issue 19, 190001 (2020)
Research Progress of Photodynamic Therapy Based on Cherenkov Radiation for Tumors
Lina Xie, Chengyi Gao, Qi Wang, and Suxia Han
Photodynamic therapy based on Cherenkov radiation is a new type of photodynamic therapy without external light excitation. Cherenkov radiation produced by radionuclides can activate photosensitizers nearby to produce reactive oxygen, so as to damage target cells and tissues. It overcomes many limitations of the traditi
Laser & Optoelectronics Progress
  • Publication Date: Sep. 22, 2020
  • Vol. 57, Issue 19, 190002 (2020)
Application Requirements and Research Progress of Spaceborne Doppler Wind Lidar
Binglong Chen, Zhongdong Yang, Ming Min, Jiqiao Liu, Yiming Zhao, and Fu Wang
A spaceborne Doppler wind lidar is an efficient active detection device that can be used to obtain the global three-dimensional atmospheric wind field in global scale. It is able to make up for the weakness of passive sensing of meteorological satellites. The review for its requirements and progress indicates important
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 190003 (2020)
Spectroscopy
Quantitative Analysis of Aluminum Alloy Based on Laser-Induced Breakdown Spectroscopy and Radial Basis Function Neural Network
Lijian Pan, Weifang Chen, Rongfang Cui, and Miaomiao Li
In this paper, laser-induced breakdown spectroscopy (LIBS) was used to obtain 320 sets of spectral data at different positions on the surfaces of aluminum alloy samples. Then, these spectral data were preprocessed, and 20 characteristic spectral lines of the six main elements in aluminum alloy were selected to form a 3
Laser & Optoelectronics Progress
  • Publication Date: Sep. 23, 2020
  • Vol. 57, Issue 19, 193002 (2020)
Thin Films
Correction of Misaligned Error of Large Aperture Thin Film Splicing Mirrors Based on Stochastic Parallel Gradient Descent Algorithm
Lujia Zhao, Licheng Zhu, Lianghua Wen, Ping Yang, and Shijie Hu
To achieve the online correction of the misaligned error of large aperture thin film splicing mirrors, an imaging model comprising five pieces of Fresnel lens was established herein. By analyzing the point spread function (PSF) and the modulation transfer function of the optical system in the presence (MTF) of the misa
Laser & Optoelectronics Progress
  • Publication Date: Sep. 24, 2020
  • Vol. 57, Issue 19, 193101 (2020)
Simulation of Interfacial Stress in Sapphire-GaN Heterogeneous Film System
Zenglin Li, and Ran Zuo
The interfacial stress in sapphire-GaN heterogeneous film system is simulated using the finite element method herein. The distribution of the interfacial stress and its influencing factors in the process of the growth temperature (1373 K) falling to the room temperature (300 K) are studied. The rationality of the propo
Laser & Optoelectronics Progress
  • Publication Date: Oct. 17, 2020
  • Vol. 57, Issue 19, 193102 (2020)
Ultrafast Optics
Chirped Pulse Compression Based on Fresnel-Inspired Binary Phase Shaping
Baihong Li, Zhiguang Xia, Pengda Zhao, Xiao Xiang, Ruifang Dong, and Tao Zhang
Laser & Optoelectronics Progress
  • Publication Date: Sep. 30, 2020
  • Vol. 57, Issue 19, 193201 (2020)