single-crystal sapphire based optical polarimetric sensor for high temperature measurement基于单晶蓝宝石的光学偏振传感器高温测量.pdf

Sensors 2006, 6, 823-834 sensors ISSN 1424-8220 © 2006 by MDPI /sensors Full Research Paper Single-crystal Sapphire Based Optical Polarimetric Sensor for High Temperature Measurement 1 2 3 2 2* Yibing Zhang , Gary R. Pickrell , Bing Qi , Ahmad Safaai-Jazi and Anbo Wang 1 The Johns Hopkins University, Biomedical Engineering Department, Cardiac Bioelectric System Laboratory, Baltimore MD 21205, U.S.A; E-mail: yzhang@ (Yibing Zhang) 2 Virginia Polytechnic Institute and State University, Bradley Department of Electrical and Computer Engineering, Center for Photonics Technology, Blacksburg, Virginia 24061, U.S.A; E-mails: pickrell@ (Gary R. Pickrell), ajazi@ (Ahmad Safaai-Jazi) 3 University of Toronto, Department of Physics, Center for Quantum Information and Quantum Control, Toronto, Ontario, M5S, 1A7, Canada; E-mail: bqi@physics.utoronto.ca (Bing Qi) * Author to whom correspondence should be addressed; Email: awang@ Received: 19 December2005 / Accepted: 12 February 2006 / Published: 21 August 2006 Abstract: Optical sensors have been investigated and widely deployed in industrial and scientific measurement and control processes, mainly due to their accuracy, high sensitivity and immunity to electromagnetic interference and other unique characteristics. They are especially suited for harsh environments applications, where no commercial electrical sensors are