Zobrazeno 1 - 10
of 2 232
pro vyhledávání: '"All fiber"'
Autor:
HUANG Gang, HAN Yunchun, YU Guofeng, LUO Yong, REN Bo, YE Zan, WANG Lichao, ZHAO Jing, XU Yifan
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 6, Pp 36-45 (2024)
Currently, most fiber optic microseismic monitoring systems in China are based on optical grating sensing technology. However, fiber optic grating wavelength demodulation limits the detection frequency and sensitivity of the system, and there are few
Externí odkaz:
https://doaj.org/article/750119788c434afcb42f814b1de2250c
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 4, Pp 1-8 (2024)
The sensitivity and noise of an all-fiber optic current transformer (AFOCT) scheme named resonant AFOCT are analyzed, which senses the current information by measuring the frequency difference between clockwise and counterclockwise resonances inside
Externí odkaz:
https://doaj.org/article/93cb6e3feca04c68aaffa3368ab4b0e5
Autor:
Weipeng Chen, Shunda Qiao, Ying He, Jie Zhu, Kang Wang, Lei Qi, Sheng Zhou, Limin Xiao, Yufei Ma
Publikováno v:
Photoacoustics, Vol 36, Iss , Pp 100594- (2024)
In this article, a mid-infrared all-fiber light-induced thermoelastic spectroscopy (LITES) sensor based on a hollow-core anti-resonant fiber (HC-ARF) was reported for the first time. The HC-ARF was applied as a light transmission medium and gas chamb
Externí odkaz:
https://doaj.org/article/b223e6fd489c4fe1a2f64cdfd8f79230
Autor:
Egor K. Mikhailov, Andrey E. Levchenko, Vladimir V. Velmiskin, Tatiana S. Zaushitsyna, Mikhail M. Bubnov, Denis S. Lipatov, Andrey V. Shirmankin, Vladimir A. Kamynin, Mikhail E. Likhachev
Publikováno v:
Photonics, Vol 11, Iss 10, p 915 (2024)
In this study, we explored the potential for average power scaling in a monolithic side-counter-pumped combiner based on Yb-doped tapered fibers. The optimal configuration of the pump-feeding fibers was determined through experiments with passive sig
Externí odkaz:
https://doaj.org/article/73e6bc1272ed4e259d2cc7a324ac7a7f
Autor:
Hongyu Wang, Qilai Zhao, Hang Liu, Yuxin Sun, Jialong Li, Junjie Zheng, Ye Yuan, Qianwen Zhang, Changsheng Yang, Yujun Feng, Yinhong Sun, Zhongmin Yang, Shanhui Xu
Publikováno v:
Photonics, Vol 11, Iss 9, p 877 (2024)
In this study, a kilowatt-level high-efficiency narrow-linewidth all-fiber Tm3+-doped continuous-wave laser operating at 1.95 μm is demonstrated. Benefitting from an advanced boost design of a two-stage main amplifier, it not only effectively manage
Externí odkaz:
https://doaj.org/article/128a6fff086048ef901ae7b825e72443
Autor:
Zeyi Tang, Jinming Jian, Mingxin Guo, Shangjian Liu, Shourui Ji, Yilong Li, Houfang Liu, Tianqi Shao, Jian Gao, Yi Yang, Tianling Ren
Publikováno v:
Sensors, Vol 24, Iss 14, p 4580 (2024)
Wearable sensors, specifically microneedle sensors based on electrochemical methods, have expanded extensively with recent technological advances. Today’s wearable electrochemical sensors present specific challenges: they show significant modulus d
Externí odkaz:
https://doaj.org/article/55ad0d09b7024140a507d99bfdf103bd
Autor:
Yuefang Yan, Yu Liu, Haoyu Zhang, Yuwei Li, Chao Guo, Qiang Shu, Wenhui Huang, Feng Jing, Rumao Tao
Publikováno v:
High Power Laser Science and Engineering, Vol 12 (2024)
All-fiber coherent beam combiners based on the self-imaging effect can achieve a near-perfect single laser beam, which can provide a promising way to overcome the power limitation of a single-fiber laser. One of the key points is combining efficiency
Externí odkaz:
https://doaj.org/article/f3d2bf5d893b44dea9c197252b972e84
Autor:
Feng Li, Wei Zhao, Yuxi Fu, Jixin Xing, Wenlong Wen, Lei Wang, Qianglong Li, Xue Cao, Hualong Zhao, Yishan Wang
Publikováno v:
Photonics, Vol 11, Iss 6, p 570 (2024)
An all-fiber low-repetition-rate SESAM mode-locked fiber oscillator combined with a dispersion-managed active fiber loop produces a flexible GHz burst-mode laser source. The high-power output is then produced by amplifying the GHz burst-mode laser so
Externí odkaz:
https://doaj.org/article/8483ad6d82c34f2d8e6f88306d9a652f
Autor:
Lin Li, Wei Xiong, Bin Wang, Tang Li, Yu Xie, Angang Liang, Mingshan Huang, Xiaolong Yuan, Yuanyuan Liu, Jingwei Ji, Min Gao, Minjie Huang, Cuiyun Zhou, Tieqiang Song, Xingping Xu, Zhaogang Liang, Su Fang, Dijun Chen, Xia Hou, Xiaoji Zhou, Xuzong Chen, Weibiao Chen, Liang Liu
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 3, Pp 1-8 (2023)
In microgravity, atoms can be prepared to a lower temperature and manipulated with a longer time. The Cold Atom Physics Research Rack (CAPR) in Chinese Space Station, which aims to prepare quantum degenerate gas for deep cooling and quantum simulatio
Externí odkaz:
https://doaj.org/article/e560e92e5ca04581b1881f83eff8e138
Publikováno v:
Opto-Electronic Advances, Vol 5, Iss 12, Pp 1-15 (2022)
Manipulating and real-time monitoring of neuronal activities with cell-type specificity and precise spatiotemporal resolution during animal behavior are fundamental technologies for exploring the functional connectivity, information transmission, and
Externí odkaz:
https://doaj.org/article/5c64979af17a428ca22aae338a1551cc