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Reduced QCSE in InGaN-based LEDs by patterned sapphire substrates with enlarging the diameter of hexagonal hole

  • Yen Pu Chen
  • , Vincent Su
  • , Ming Lun Lee
  • , Yao Hong You
  • , Po Hsun Chen
  • , Ray Ming Lin
  • , Chieh Hsiung Kuan*
  • *Corresponding author for this work
  • National Taiwan University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

This paper reports the growths of InGaN-based light-emitting diodes (LEDs) on the patterned sapphire substrates (PSSs) with enlarging the diameter of hexagonal hole can reduce the related quantum-confined Stark effect (QCSE) within multiple-quantum wells (MQWs), resulting in that the PL relative intensity is enhanced by up to 95% as compared to the conventional one.

Original languageEnglish
Title of host publicationNanotechnology VII
EditorsIon M. Tiginyanu
PublisherSPIE
ISBN (Electronic)9781628416428
DOIs
StatePublished - 2015
EventNanotechnology VII - Barcelona, Spain
Duration: 04 05 201506 05 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9519
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceNanotechnology VII
Country/TerritorySpain
CityBarcelona
Period04/05/1506/05/15

Bibliographical note

Publisher Copyright:
© 2015 SPIE.

Keywords

  • Optoelectronics
  • light-emitting diodes

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