Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Ming-jun Li"'
Autor:
Zekun Wu, Mohamed Bayoumy, Joshua Daw, Kevin P. Chen, David Carpenter, Ming-Jun Li, Cyril Hnatovsky, Stephen J. Mihailov
Publikováno v:
Optical Fiber Sensors Conference 2020 Special Edition.
Fiber optic sensor inscribed in radiation-harden fibers can withstand high neutron flux in an operating nuclear reactor. Machine-learning algorithm using temporal convolutional networks was used to mitigate sensor drift and abnormal event prediction.
Autor:
Mohamed S. Zaghloul, Heibel Michael D, Aidong Yan, Kevin P. Chen, Robert W. Flammang, Ming-Jun Li, Rongzhang Chen
Publikováno v:
IEEE Transactions on Nuclear Science. 64:2569-2577
This paper studies perspectives on using optical fibers and distributed fiber sensing schemes to perform real-time-distributed gamma-ray radiation sensing with high spatial resolution. The radiation-induced optical property changes of aluminum-doped
Autor:
Ming-Fang Huang, Ming-Jun Li, Giovanni Milione, Philip N. Ji, Shuji Murakami, Jeffery S. Stone, William Shieh, Ting Wang, Yue-Kai Huang, Gaozhu Peng, Yaowen Li, Jian Fang, Ezra Ip
Publikováno v:
Optics letters. 44(5)
We propose a novel multi-parameter sensing technique based on a Brillouin optical time domain reflectometry in the elliptical-core few-mode fiber, using higher-order optical and acoustic modes. Multiple Brillouin peaks are observed for the back scatt
Autor:
Ming-Jun Li, Ping Lu, Shuo Li, Kevin Byerly, Aidong Yan, Kevin P. Chen, Paul R. Ohodnicki, Zhaoqiang Peng, Ran Zou
Publikováno v:
Micro- and Nanotechnology Sensors, Systems, and Applications X.
In this work, a low-cost multipoint fiber optic sensor system for real-time monitoring of the temperature distribution on transformer cores was demonstrated. The temperature sensors are based on multi-mode random air hole fibers infiltrated with CdSe
Autor:
Stephen J. Mihailov, Sheng Huang, Guillaume Laffont, Joshua Daw, Mohamed S. Zaghloul, Dan Grobnic, Cyril Hnatovsky, Simon Nehr, David Carpenter, Lin-Wen Hu, Ming-Jun Li, Mohan Wang, Kevin P. Chen
Publikováno v:
Optics Express
Optics Express, Optical Society of America-OSA Publishing, 2018, 26 (9), pp.11775-11786. ⟨10.1364/OE.26.011775⟩
Optics Express, 2018, 26 (9), pp.11775-11786. ⟨10.1364/OE.26.011775⟩
Optics Express, Optical Society of America-OSA Publishing, 2018, 26 (9), pp.11775-11786. ⟨10.1364/OE.26.011775⟩
Optics Express, 2018, 26 (9), pp.11775-11786. ⟨10.1364/OE.26.011775⟩
International audience; This paper reports the testing results of radiation resistant fiber Bragg grating (FBG) in random air-line (RAL) fibers in comparison with FBGs in other radiation-hardened fibers. FBGs in RAL fibers were fabricated by 80 fs ul
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56e70a01a96113e3da4fd002dc271826
https://hal-cea.archives-ouvertes.fr/cea-01919455
https://hal-cea.archives-ouvertes.fr/cea-01919455
Autor:
Ran Zou, Shuo Li, Sheng Huang, Aidong Yan, Kevin P. Chen, Mohamed S. Zaghloul, Ming-Jun Li, Michael P. Buric, Joshua Daw, Mohan Wang, Paul R. Ohodnicki, David Carpenter
Publikováno v:
Scopus-Elsevier
This paper reports an ultrafast laser processing method to improve the high temperature stability, radiation resilience, and measurement sensitivity in silica optical fiber distributed temperature sensing with optical frequency domain reflectometry (
Publikováno v:
SPIE Proceedings.
We present novel optical fiber designs to improve performance of distributed optical fiber sensors based on Rayleigh and Brillouin scatterings, including hybrid core fiber for increasing Rayleigh backscattered signal, dual core fiber for simultaneous
Publikováno v:
Conference on Lasers and Electro-Optics.
This talk discusses developments of distributed fiber sensors for real-time and simultaneous monitoring of fuel consumption and resulting temperature/strain variation with sub-cm spatial resolution in reactors such as solid oxide fuel cells during th
Autor:
Kevin Wallace Bennett, Yue-Kai Huang, Junqiang Hu, Andrey Evgenievich Korolev, Konstantin Koreshkov, Akihiro Tanaka, Ming-Jun Li, Eduardo Mateo, Yutaka Yano, Ezra Ip, William A. Wood
Publikováno v:
Journal of Lightwave Technology. 32:790-797
We demonstrate wavelength- and mode-division multiplexed transmission over a fiber re-circulating loop comprising 50-km of low-DMGD few-mode fiber, and an optimized few-mode EDFA with reduced wavelength-dependent gain and mode-dependent gain. We char
Publikováno v:
2016 IEEE Photonics Conference (IPC).
A universal fiber was fabricated to have reduced coupling loss with conventional multimode fiber. We demonstrated single mode and VCSEL-based multimode transmissions including 100G SR4, 40G sWDM, and 100G CWDM4 at full system reaches for the respecti