Wideband enhancement of infrared absorption in a direct band-gap semiconductor by using nonabsorptive pyramids
Efficient trapping of the light in a photon absorber or a photodetector can improve its performance and reduce its cost. In this paper we investigate two designs for light-trapping in application to infrared absorption. Our numerical simulations demonstrate that nonabsorptive pyramids either located...
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Format: | Article |
Language: | English |
Published: |
Optical Society of America,
2013-04-04T15:36:37Z.
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Subjects: | |
Online Access: | Get fulltext |