Title :
Measuring thermal accommodation coefficients using a whispering-gallery optical microresonator
Author :
Rosenberger, A.T. ; Ganta, D. ; Dale, E.B.
Author_Institution :
Dept. of Phys., Oklahoma State Univ., Stillwater, OK, USA
fDate :
Aug. 28 2011-Sept. 1 2011
Abstract :
Thermal relaxation of whispering-gallery mode frequencies gives the thermal conductivity of the ambient gas. Measuring this at various pressures allows determination of the accommodation coefficient of the gas on the microresonator´s surface coating.
Keywords :
micro-optics; microcavities; thermal conductivity measurement; whispering gallery modes; ambient gas; microresonator surface coating; thermal accommodation coefficients; thermal conductivity; thermal relaxation; whispering gallery optical microresonator; Conductivity; Heating; Microcavities; Optical surface waves; Surface treatment; Temperature measurement; Thermal conductivity;
Conference_Titel :
Quantum Electronics Conference & Lasers and Electro-Optics (CLEO/IQEC/PACIFIC RIM), 2011
Conference_Location :
Sydney, NSW
Print_ISBN :
978-1-4577-1939-4
DOI :
10.1109/IQEC-CLEO.2011.6193803
