DocumentCode
499803
Title
Confocal thermoreflectance for spatially resolved surface thermography of transparent LEDs
Author
Summers, Joseph A. ; Hudgings, Janice A.
Author_Institution
Phys. Dept., Mount Holyoke Coll., South Hadley, MA, USA
fYear
2009
fDate
2-4 June 2009
Firstpage
1
Lastpage
2
Abstract
We report on the use of confocal thermoreflectance for accurate surface temperature measurement of transparent LEDs. Confocal thermoreflectance effectively suppresses light from beneath the LED surface, compared to widefield measurements, for a red GaP LED.
Keywords
III-V semiconductors; gallium compounds; infrared imaging; light emitting diodes; temperature measurement; thermoreflectance; GaP; confocal thermoreflectance; surface temperature measurement; surface thermography; transparent LED; Charge coupled devices; Light emitting diodes; Microscopy; Optical materials; Optical refraction; Optical surface waves; Reflectivity; Spatial resolution; Temperature measurement; Thermoreflectance imaging; (110.6820) Thermal imaging; (230.3670) Light-emitting diodes;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location
Baltimore, MD
Print_ISBN
978-1-55752-869-8
Electronic_ISBN
978-1-55752-869-8
Type
conf
Filename
5225163
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