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Khurram Naeem, Bok Hyeon Kim, Dong-Jin Yoon and Il-Bum Kwon
We propose a weighted singular value decomposition (WSVD) to reduce the random noise in the Rayleigh backscattering signal of the phase-sensitive optical time domain reflectometry (F-OTDR) to enhance the detection performance of the distributed vibration...
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Yang Yu, Xiaoxue Gong, Lei Zhang, Hongguang Jia and Ming Xuan
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Lei Gao, Chuan Han, Omar Abdulhafidh, Yunhao Gong and Yingjie Jin
In order to study the deformation of a bored pile during concrete curing, it is necessary to monitor the strain of the pile. In this paper, Brillouin optical time domain reflectometer (BOTDR) technology is used to monitor the pile strain during concrete ...
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Miao Pan, Huazhu Huang, Wenzhi Chen, Shuai Li, Qinglai Xie, Feng Xu, Dongwei Wei, Jun Fang, Baodian Fan and Lihan Cai
In this paper, using the surface plasmon and Fabry?Pérot (FP) cavity, the design of a symmetric silicon grating absorber is proposed. The time-domain finite difference method is used for simulation calculations. The basic unit structure is a dielectric g...
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Ezzat G. Bakhoum, Cheng Zhang and Marvin H. Cheng
This research group has recently used the new technology Distributed Acoustic Sensing (DAS) for the monitoring and the measurement of airplane flutter. To the authors? knowledge, this is the first such use for this new technology. Traditionally, the meas...
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