Title :
Fiber-optic measurement of high temperatures with sub-millimeter spatial resolution
Author :
Hehlen, Markus P. ; Asay, Blaine W. ; Parker, Gary R. ; Smilowitz, Laura B. ; Henson, Bryan F.
Author_Institution :
Los Alamos Nat. Lab., Los Alamos, NM, USA
Abstract :
Two-band differential luminescence thermometry is enabled by a 760-μm long section of Yb3+, Er3+-codoped fiber in a fully integrated fiber-optic system. Temperature measurements up to 1100°C with sensitivities of up to 1.4×10-3 K-1 are demonstrated.
Keywords :
fibre optic sensors; luminescence; temperature measurement; fiber-optic measurement; integrated fiber-optic system; sub-millimeter spatial resolution; temperature 1100 C; temperature measurements; two-band differential luminescence thermometry; wavelength 760 mum; Heating; Luminescence; Optical fiber couplers; Optical fiber sensors; Temperature measurement; Temperature sensors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Print_ISBN :
978-1-4673-1839-6
