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Lateral arrangements of size and number controlled 1.55-μm InAs quantum dots on InP nanopyramids

  • J. Yuan
  • , H. Wang
  • , R.P.J. Veldhoven, van
  • , R. Nötzel

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Academic › peer-review

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Abstract

Lateral arrangements of size and number controlled InAs quantum dots (QDs) on truncated InP (100) nanopyramids grown by selective area metalorganic vapor-phase epitaxy (MOVPE) are reported. The QDs nucleate on high-indexfacets on pyramids top allowing precise position and distribution control. The size and shape of QDs are related to As/P exchange determined by the growth temperature, as demonstrated for circular-based pyramids. The QD number is controlled by both the size of the highindex facets (governed by pyramids top area) and As/P exchange (governed by growth temperature). Sharp emission peaks from individual QDs are observed around 1.55 pm.
Original languageEnglish
Title of host publicationProceedings of the 15th Annual Symposium of the IEEE Photonics Benelux Chapter, 18-19 November 2010, Delft, The Netherlands
EditorsJ. Pozo, M. Mortensen, P. Urbach, X. Leijtens, M. Yousefi
Place of PublicationDelft
PublisherTNO
Pages109-112
ISBN (Print)978-90-78314-15-8
Publication statusPublished - 2010

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