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Distributed Temperature Sensing System Based on Brillouin Scattering Effect Using a Single-Photon Detector

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Utilizing a single-photon detector, a novel direct-detection optical-fiber sensor for distributed measurement of temperature based on spontaneous Bril......

Application Research of Frequency-Modulated Continuous-Wave Displacement Sensor Based on Zero-Crossing Phase Detecting Algorithm

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Frequency-modulated continuous-wave (FMCW) interference, as a new technology of laser interferometry, has the advantages of length traceability, large......

High-Accuracy Surface Profile Measurement Based on the Vortex Phase-Shifting Interferometry

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

According to the principle of phase-shifting interferometry and spiral phase characteristics of the vortex beam, this article proposes a method for de......

Terahertz Absorption Properties of Two Solid Amino Acids and Their Aqueous Solutions

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

A new type of embedded cyclic olefin copolymer microfluidic chip was designed and combined with terahertz (THz) technology to study the effects of gly......

Study on the High-Birefringence Hollow-Core Anti-Resonant Fiber with Semicircular Cladding

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

For the purpose of satisfying the demands of polarization-maintaining fibers for fiber optic gyroscopes, this article proposes a semicircular cladding......

Airborne Laser Communication System with Automated Tracking

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

The acquisition, alignment, and tracking system is an important part of airborne laser communication and is the prerequisite and guarantee for the nor......

Simultaneous Measurement of Distributed Temperature and Strain through Brillouin Frequency Shift Using a Common Communication Optical Fiber

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

A multiparameter Brillouin fiber-optic sensor for distributed strain and temperature information measuring based on spontaneous scattering in a common......

Terahertz Characteristics of Magnetic Fluid Based on Microfluidic Technology

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Magnetic fluid is a new functional material with both liquid fluidity and solid magnetism, which has important application value in medicine, biology,......

Experimental Research on Automatic Alignment and Control Algorithm of Spatial Light-Fiber Coupling

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

This study aims to solve the difficulties in the coupling between space light and single-mode fiber (SMF) in free-space optical communication. A fiber......

Infrared Image Deblurring Based on Generative Adversarial Networks

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Blind deblurring of a single infrared image is a challenging computer vision problem. Because the blur is not only caused by the motion of different o......

Analysis of the Spatial-Frequency Characteristics of the Photo-Assisted Method of a Quartz Rough Surface Nano-Polishing

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

The relationship between the spatial-frequency parameters of a rough surface with a random profile, which has a Gaussian form of the correlation funct......

Simulation and Experimental Study of Terahertz Wave Transmission Characteristics Based on Periodic Metal Open Resonant Ring Structures

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Different open resonant ring structures with substrate of polyimide were designed. The transmission characteristics of the structures for terahertz wa......

Research Progress of Stress Measurement Technologies for Optical Elements

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

It is of great significance to measure the residual stress distribution accurately for optical elements and evaluate its influence on the performance ......

Research on Spectroscopy Modulation of a Distributed Feedback Laser Diode Based on the TDLAS Technique

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Laser current and temperature control circuits have been developed for a distributed feedback laser diode, which is applied as the light source of a t......

Development of Single-Longitudinal-Mode Selection Technology for Solid-State Lasers

期刊: INTERNATIONAL JOURNAL OF OPTICS, 2021; 2021 ()

Lasers with narrow linewidths and single frequencies are widely used in fields such as radar detection, nonlinear optics, and precision measurements. ......

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