Ultrafast intersubband transitions at λ ∼ 1.35-1.55 μm in GaN/AIGaN multiple quantum wells

Claire Gmachl, Hock M. Ng, Jörg D. Heber, Kirk W. Baldwin, Alfred Y. Cho, S. N.George Chu

Research output: Contribution to conferencePaperpeer-review

1 Scopus citations

Abstract

The measurements of intersubband (IS) transitions in the communications wavelength range were presented using GaN/AlGaN multiple quantum wells (QW). Peak absorption wavelengths as short as 1.35 and 1.52 μm were measured for a symmetric double QW of 12 Å wide wells coupled by a 10 Å wide barrier. The IS absorption spectrum of double QW was presented.

Original languageEnglish (US)
Pages27
Number of pages1
StatePublished - 2002
Externally publishedYes
EventOptical Fiber Communication Conference and Exhibit - Anaheim, CA, United States
Duration: Mar 17 2002Mar 22 2002

Other

OtherOptical Fiber Communication Conference and Exhibit
Country/TerritoryUnited States
CityAnaheim, CA
Period3/17/023/22/02

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Electrical and Electronic Engineering

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