Internal quantum efficiency and tunable colour temperature in monolithic white InGaN/GaN LED


Autoria(s): Titkov, Ilya E.; Yadav, Amit; Zerova, Vera L.; Zulonas, Modestas; Tsatsulnikov, Andrey F.; Lundin, Wsevolod V.; Sakharov, Alexey V.; Rafailov, Edik U.
Contribuinte(s)

Chyi, Jen-Inn

Nanishi, Yasushi

Morkoç, Hadis

Piprek, Joachim

Yoon, Euijoon

Fujioka, Hiroshi

Data(s)

2014

Resumo

Internal Quantum Efficiency (IQE) of two-colour monolithic white light emitting diode (LED) was measured by temperature dependant electro-luminescence (TDEL) and analysed with modified rate equation based on ABC model. External, internal and injection efficiencies of blue and green quantum wells were analysed separately. Monolithic white LED contained one green InGaN QW and two blue QWs being separated by GaN barrier. This paper reports also the tunable behaviour of correlated colour temperature (CCT) in pulsed operation mode and effect of self-heating on device performance. © 2014 SPIE.

Formato

application/pdf

Identificador

http://eprints.aston.ac.uk/25570/1/Internal_quantum_efficiency_and_tunable_colour_temperature_in_monolithic_white_InGaN_GaN_LED.pdf

Titkov, Ilya E.; Yadav, Amit; Zerova, Vera L.; Zulonas, Modestas; Tsatsulnikov, Andrey F.; Lundin, Wsevolod V.; Sakharov, Alexey V. and Rafailov, Edik U. (2014). Internal quantum efficiency and tunable colour temperature in monolithic white InGaN/GaN LED. IN: Gallium nitride materials and devices IX. Chyi, Jen-Inn; Nanishi, Yasushi; Morkoç, Hadis; Piprek, Joachim; Yoon, Euijoon and Fujioka, Hiroshi (eds) SPIE proceedings . Bellingham, WA (US): SPIE.

Publicador

SPIE

Relação

http://eprints.aston.ac.uk/25570/

Tipo

Book Section

NonPeerReviewed