Baoqun Li
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View article: Wavelength Conversion Process of Intra-Pulse Stimulated Raman Scattering in Near-Zero Negative Dispersion Range
Wavelength Conversion Process of Intra-Pulse Stimulated Raman Scattering in Near-Zero Negative Dispersion Range Open
In the near-zero negative dispersion region of highly nonlinear fiber, the process of wavelength conversion based on the mechanism of intra-pulse stimulated Raman scattering is sensitive to the parameters of pumping pulse and fiber length …
View article: In-Fiber Hybrid Structure Sensor Based on the Vernier Effect for Vector Curvature and Temperature Measurement
In-Fiber Hybrid Structure Sensor Based on the Vernier Effect for Vector Curvature and Temperature Measurement Open
A vector curvature and temperature sensor based on an in-fiber hybrid microstructure is proposed and experimentally demonstrated. The proposed scheme enables the dimensions of the Fabry–Perot and Mach–Zehnder hybrid interferometer to be ad…
View article: Ultra-sensitive pressure sensor with low-temperature crosstalk based on the Vernier effect and helical structure
Ultra-sensitive pressure sensor with low-temperature crosstalk based on the Vernier effect and helical structure Open
What we believe to be a novel high-sensitivity fiber-optic pressure sensor based on the vernier effect and helical structure is proposed and experimentally verified. The sensor utilizes the superposition of higher-order mode Mach-Zehnder i…
View article: Generation of Different Mode-Locked States in Nonlinear Multimodal Interference-Based Fiber Lasers
Generation of Different Mode-Locked States in Nonlinear Multimodal Interference-Based Fiber Lasers Open
A novel mode-locking method based on nonlinear multimode interference (NLMI) using a distributed large-core (105 μm) graded-index multimode fiber (GIMF)-based saturable absorber (SA) capable of generating four pulse modes is proposed. The …
View article: Diverse mode operation fiber laser mode-locked by nonlinear multimode interference
Diverse mode operation fiber laser mode-locked by nonlinear multimode interference Open
We present an all-fiber passively mode-locked (ML) laser with a nonlinear multimode interference (NLMI)-based saturable absorber (SA) capable of generating five pulse modes. The SA consists of two centrally aligned graded index multimode f…
View article: Three-Step Staircase-Like Pulses Generation in a Butterfly-Shaped Mode-Locked Fiber Laser
Three-Step Staircase-Like Pulses Generation in a Butterfly-Shaped Mode-Locked Fiber Laser Open
View article: Output characteristics of 1 μm all-fiber MOPA structure laser
Output characteristics of 1 μm all-fiber MOPA structure laser Open
主振荡功率放大(main oscillation power amplification, MOPA)结构由于其光束质量良好和参数可调的优点,已成为高功率光纤激光器的主流设计之一。为了改善高功率掺镱光纤激光器(ytterbium-doped fiber laser, YDFL)的输出性能,提高系统的光-光转换效率,文中报道了一台基于915 nm泵浦激光器和双包层掺镱光纤(ytterbium-doped fiber, YDF)的MOPA结构全光纤高功率激光器。该高功率光纤激光…
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Table of Contents Open
View article: MiR-27a-3p/Hoxa10 Axis Regulates Angiotensin II-Induced Cardiomyocyte Hypertrophy by Targeting Kv4.3 Expression
MiR-27a-3p/Hoxa10 Axis Regulates Angiotensin II-Induced Cardiomyocyte Hypertrophy by Targeting Kv4.3 Expression Open
Cardiac hypertrophy is a common pathological process of various cardiovascular diseases, which is often accompanied with structural and electrical remodeling, and can even lead to sudden cardiac death. However, its molecular mechanism stil…
View article: Multi-body dynamics simulation and analysis of a nuclear power waste crane
Multi-body dynamics simulation and analysis of a nuclear power waste crane Open
The dynamic performance of nuclear waste crane is an important index to ensure its safety and reliability. In this paper, a multi-body dynamic model of nuclear power waste crane is established by using the method of Udwadia-Kalaba equation…