Extremely wide-bandwidth distributed Braggreflectors using chirped semiconductor/oxidepairs
- 8 June 1995
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 31 (12) , 972-973
- https://doi.org/10.1049/el:19950676
Abstract
Significant reflectance band broadening through arithmetic and geometric chirping of AlAs oxide/(Al,Ga)InP distributed Bragg reflector (DBR) periodicity has been demonstrated. Reflectivities >90% have been achieved for 7-pair structures over a wavelength range as large as 713 nm, and 70% reflectance was measured over a range of 1388 nm.Keywords
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