Research Progress and Development of Sapphire Fiber Sensor

• Main Authors: Guochang ZHAO, Xianyi TONG, Liping SONG, Chunlei ZHAO
• Format: Article
• Language: English
• Published: IFSA Publishing, S.L. 2014-07-01
• Series: Sensors & Transducers
• Subjects: Sapphire single crystal fiber; Optical fiber sensor; Black-body cavity; Calibration system
• Online Access: http://www.sensorsportal.com/HTML/DIGEST/july_2014/Vol_174/P_2169.pdf

Sapphire fiber thermometers have become a new potential option in the field of high-temperature measurements. Recent research progress of sapphire fiber sensors is summarized; operational principles, advantages, disadvantages, and applications of sapphire fiber sensors are introduced. Research has shown that sapphire fiber sensors can be used to accurately measure very high temperatures in harsh environments and has been widely applied in fields such as aviation, metallurgy, the chemical industry, energy, and other high temperature measurement areas. Sapphire optical fiber temperature measurement technology will move toward miniaturization, intelligence following the advances in materials, micro-fabrication and communication technologies.