One-dimensional arrays of self-assembled InAs/InP quantum dots

Jacques Lefebvre*, Philip J. Poole, John P. McCaffrey, Boris Lamontagne, Geof C. Aers, Chien Ping Lee, Shu Fen Hu, Robin L. Williams

*此作品的通信作者

研究成果: 雜誌貢獻會議論文同行評審

摘要

The Stranski-Krastanov (S-K) self-assembly process produces quantum dots with a large distribution of sizes. In the S-K growth mode, the in-plane spatial distribution of dots is quasi-random. Different strategies have been used to narrow the size distribution and increase the dot-dot spatial correlation. Here, we report a simple method to reduce the height of taller dots by using the P/As exchange exhibited during CBE growth. The fabrication of InAs/InP quantum dots self-assembled into linear arrays through growth on patterned substrates is described. Photoluminescence from one-dimensional arrays is compared with the non-correlated case of quantum dots grown on planar substrates. The interplay between size and spatial distributions is discussed.

原文英語
頁(從 - 到)124-128
頁數5
期刊Proceedings of SPIE - The International Society for Optical Engineering
4078
DOIs
出版狀態已發佈 - 2000
對外發佈
事件Optoelectronic Materials and Devices II - Taipei, Taiwan
持續時間: 2000 7月 262000 7月 28

ASJC Scopus subject areas

  • 電子、光磁材料
  • 凝聚態物理學
  • 電腦科學應用
  • 應用數學
  • 電氣與電子工程

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