Zobrazeno 1 - 10
of 160
pro vyhledávání: '"Guolu Yin"'
Publikováno v:
Photonic Sensors, Vol 15, Iss 1, Pp 1-15 (2024)
Abstract We report the numerical and experimental studies of the two-dimensional Brillouin gain spectrum (BGS) distribution deformation induced by the self-phase modulation in the Brillouin optical time domain reflectometry (BOTDR) with a 20.6 km sen
Externí odkaz:
https://doaj.org/article/2eccccc188d54851a59d4e0dd4716419
Autor:
Laiyang Dang, Ligang Huang, Leilei Shi, Fuhui Li, Guolu Yin, Lei Gao, Tianyi Lan, Yujia Li, Lidan Jiang, Tao Zhu
Publikováno v:
Opto-Electronic Advances, Vol 6, Iss 2, Pp 1-10 (2023)
Ultra-high spectral purity lasers are of considerable research interests in numerous fields such as coherent optical communication, microwave photonics, distributed optical fiber sensing, gravitational wave detection, optical clock, and so on. Herein
Externí odkaz:
https://doaj.org/article/30a4f3bc05c64c9b8386a13a489512d1
Publikováno v:
Sensors, Vol 23, Iss 6, p 3165 (2023)
We proposed an optical frequency domain reflectometry based on a multilayer perceptron. A classification multilayer perceptron was applied to train and grasp the fingerprint features of Rayleigh scattering spectrum in the optical fiber. The training
Externí odkaz:
https://doaj.org/article/af3a30e92211409c9a9225d04a3e610f
Autor:
Paul Ikechukwu Iroegbu, Min Liu, Tianyi Lan, Dan Wang, Haonan Han, Yujia Li, Yulong Cao, Fuhui Li, Udochukwu Frank Iroegbu, Ligang Huang, Guolu Yin, Tao Zhu
Publikováno v:
IEEE Photonics Journal, Vol 12, Iss 5, Pp 1-12 (2020)
Narrow linewidth lasers with kHz or Hz have attracted tremendous attention due to their versatile applications in optical fiber sensing and optical fiber communication fields. This is because the efficiency of these fields depends on the quality of t
Externí odkaz:
https://doaj.org/article/889a8692fdb6463281420e6f42b2725f
Publikováno v:
Sensors, Vol 22, Iss 24, p 9942 (2022)
A submetric spatial resolution Raman optical time-domain reflectometry (ROTDR) temperature sensor assisted by the Wiener deconvolution postprocessing algorithm has been proposed and experimentally demonstrated. Without modifying the typical configura
Externí odkaz:
https://doaj.org/article/5ceabd113f78410d9407d7a9e9429e9a
Publikováno v:
Sensors, Vol 22, Iss 22, p 9005 (2022)
Heavy metals are important sources of environmental pollution and cause disease in organisms throughout the food chain. A localized surface plasmon resonance sensor was proposed and demonstrated to realize Ni2+ detection by using ion-imprinted chitos
Externí odkaz:
https://doaj.org/article/84c49d271b0441be9e23eab1b7cb10d2
Publikováno v:
Sensors, Vol 22, Iss 12, p 4480 (2022)
Liquid-level sensors are required in modern industrial and medical fields. Optical liquid-level sensors can solve the safety problems of traditional electrical sensors, which have attracted extensive attention in both academia and industry. We propos
Externí odkaz:
https://doaj.org/article/f990ecbe7f124f07b7301a81154af3d3
Publikováno v:
IEEE Photonics Journal, Vol 10, Iss 2, Pp 1-7 (2018)
Photothermal interferometry (PTI) incorporated with wavelength modulation spectroscopy is a typical ultrasensitive spectroscopic technique for trace gas detection. In this paper, to our best knowledge, we demonstrate that the first harmonic signal is
Externí odkaz:
https://doaj.org/article/e5f07738c2ec4d8fa3eaaa9bd69a9b13
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-7 (2017)
Abstract Single longitudinal mode (SLM) distributed feedback (DFB) lasers with a linewidth lower than a few kHz find applications in many coherent detection systems. In this paper, we proposed and experimentally demonstrated a novel method to compres
Externí odkaz:
https://doaj.org/article/d8e3f520d3ab42d299952a12c0e9a276
Autor:
Jian Tang, Zhe Zhang, Guolu Yin, Shen Liu, Zhiyong Bai, Zhengyong Li, Mi Deng, Ying Wang, Changrui Liao, Jun He, Wei Jin, Gang-Ding Peng, Yiping Wang
Publikováno v:
IEEE Photonics Journal, Vol 9, Iss 5, Pp 1-7 (2017)
In this paper, we have proposed and experimentally prepared an improved gas pressure sensing device. It is mainly constructed by a short hollow silica tube segment and a CO2-laser-induced long period grating in hollow-core photonic bandgap fiber (HC-
Externí odkaz:
https://doaj.org/article/fd717e6c01854552a95e3858e74c7ec5