Reflectance bandwidth and efficiency improvement of light-emitting diodes with double-distributed Bragg reflector.
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DOI: 10.1364/ao.56.004375
Abstract: Distributed Bragg reflectors (DBR) with metal film on the bottom have been demonstrated to further improve the light output power of GaN-based light-emitting diodes (LEDs). Periods of TiO2/SiO2 stacks, thickness of metal film, and material… read more here.
Keywords: double dbr; distributed bragg; dbr; reflectance ... See more keywords