Project supported by the National High Technology Research and Development Program of China (Grant No. 2006AA03A121);the National Basic Research Program of China (Grant No. 2006CB604900)
We propose a new method of using conductive glue to agglutinate GaAs based A1CaInP light emitting diodes (LEDs) onto silicon substrate, and the absorbing GaAs layer is subsequently removed by grinding and selective ...
Project supported by the National High Technology Research and Development Program of China(Grant No.2006AA03A121);the National Basic Research Program of China(Grant No.2006CB604900)
The reasons for low output power of AlGalnP Light Emitting Diodes (LEDs) have been analysed. LEDs with AlGaInP material have high internal but low external quantum efficiency and much heat generated inside especiall...
supported by the National High Technology Research and Development Program of China (No.2006AA03A121);the State Key Development Program for Basic Research of China (No.2006CB604900);the Fund of Beijing University of Technology (No.ykj-2007-1073)
A kind of AlGaInP light emitting diode (LED) with surface anti-reflecting structure has been introduced to solve the problems of low light efficiency and restricted luminous intensity. The new structure can be demon...