Results 1 to 10 of about 152,236 (303)

An Experimental Study of an Electro-Optical Displacement Sensor [PDF]

, 1996
This paper presents the results of an experimental study on an innovative electro-optical fiber sensor developed for measuring the dynamic response of civil structures such as buildings and bridges, which can be used for non-destructive evaluation of ...
Feng, Maria Q.
core   +2 more sources

In-situ monitoring of changes in temperature and microstrain during the chemical corrosion of stone cultural relics

Heritage Science
Temperature changes during the chemical corrosion of stone cultural relics affect the condensation and evaporation of water and chemical reactions between soluble substances and corrosive solutions.
Huihua Wu, Quanhua Xie, Yuanyuan He, Xuefeng He, Yuan Zhou, Yang Liu, Yufei Liu, Yang Liu, Bo Wan, Nianbing Zhong   +9 more
doaj   +1 more source

Label-free rat brain traumatic penumbra imaging based on multiphoton fluorescence microscopy

Journal of Innovative Optical Health Sciences
Traumatic penumbra (TP) is a region with recoverable potential around the primary lesion of brain injury. Rapid and accurate imaging for identifying TP is essential for treating traumatic brain injury (TBI).
Shanghai Jiang, Pan Guo, Li Ai, Yuancan Li, Le Chen, Jie Zhong, Hua Yang, Hong Lu   +7 more
doaj   +1 more source

Research progress of all fiber optical current sensors in power system

Xi'an Gongcheng Daxue xuebao, 2023
The measuring current of the traditional electromagnetic transformer is vulnerable to electromagnetic interference and the insulation cost is high, to solve the problem, the all fiber technology has been applied in the power system with its advantages of
GAO Chao, XIONG Jiaming, LIN Zhili, YANG Renxu, ZHOU Fusheng, HUANG Ruodong, YANG Yun   +6 more
doaj   +1 more source

Fiber optic temperature sensor [PDF]

, 2000
A fiber optic temperature sensor uses a light source which transmits light through an optical fiber to a sensor head at the opposite end of the optical fiber from the light source. The sensor head has a housing coupled to the end of the optical fiber.
Gaubis, Philip A., Sawatari, Takeo
core   +1 more source

An Optical Fiber Sensor for Measurement of Dynamic Structural Response [PDF]

, 1994
This paper reports the development of and an experimental study on an optical fiber sensor for monitoring civil infrastructure systems. This optical sensor employs a vibrating wire whose tension can be modulated by external force, strain, or vibration ...
Feng, Maria Q.
core   +2 more sources

Fiber optic long period grating sensors with a nanoassembled mesoporous film of SiO2 nanoparticles [PDF]

, 2010
A novel approach to chemical application of long period grating (LPG) optical fibers was demonstrated, which were modified with a film nanoassembled by the alternate deposition of SiO2 nanoparticles (SiO2 NPs) and poly(diallyldimethyl ammonium ...
Korposh, Sergiy, James, Stephen W., Lee, Seung-Woo, Topliss, Stephen M., Cheung, Sammy C., Batty, William J., Tatam, Ralph P.   +6 more
core   +1 more source

Fiber optic temperature sensor [PDF]

, 1999
A fiber optic temperature sensor uses a light source which transmits light through an optical fiber to a sensor head at the opposite end of the optical fiber from the light source. The sensor head has a housing coupled to the end of the optical fiber.
Charnetski, Clark J., Gaubis, Philip A., Mattes, Brenton L., Sawatari, Takeo   +3 more
core   +1 more source

Quantification of Degradation Processes in Lithium-Ion Batteries Through Internal Strain Measurement with Fiber Bragg Grating Sensors

Batteries
An important aspect of lithium-ion batteries related to lifetime and aging is the change in state within the cells, which results from the expansion of the electrode materials and causes internal stress during operation.
Leonard Kropkowski, Tim Oestreich, Fangqi Li, Alexandra Burger, Antonio Nedjalkov, Andreas Würsig, Wolfgang Schade   +6 more
doaj   +1 more source

Tapered Optical Fiber Functionalized with Palladium Nanoparticles by Drop Casting and Laser Radiation for H2 and Volatile Organic Compounds Sensing Purposes

Sensors, 2017
A comparative study on the sensing properties of a tapered optical fiber pristine and functionalized with the palladium nanoparticles to hydrogen and volatile organic compounds (VOCs), is presented.
Nancy Elizabeth González-Sierra, Luz del Carmen Gómez-Pavón, Gerardo Francisco Pérez-Sánchez, Arnulfo Luis-Ramos, Plácido Zaca-Morán, Jesús Manuel Muñoz-Pacheco, Fernando Chávez-Ramírez   +6 more
doaj   +1 more source