Title :
Enhancement of photon emission rate in antenna-coupled nanoLEDs
Author :
Eggleston, Michael ; Kumar, Nikhil ; Zhang, Liming ; Yablonovitch, Eli ; Wu, Ming C.
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Univ. of California, Berkeley, Berkeley, CA, USA
Abstract :
Using a simple antenna model, we show a semiconductor coupled to an optical antenna can significantly increase spontaneous emission rate. Our experimental measurements shows a 20× increase in photoluminescence, which agrees well with the theory.
Keywords :
III-V semiconductors; dipole antennas; gallium arsenide; indium compounds; light emitting diodes; nanophotonics; photoluminescence; semiconductor lasers; spontaneous emission; InGaAsP; antenna-coupled nanoLED; optical dipole antenna; photoluminescence; photon emission rate enhancement; semiconductor lasers; semiconductor-coupled optical antenna; simple antenna model; spontaneous emission rate; Antenna arrays; Antenna radiation patterns; Arrays; Dipole antennas; High speed optical techniques; Spontaneous emission;
Conference_Titel :
Semiconductor Laser Conference (ISLC), 2012 23rd IEEE International
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4577-0828-2
DOI :
10.1109/ISLC.2012.6348377
