Magneto-transport of electron symmetric and antisymmrtric states in highly doped InGaAs/InAlAs single quantum well

  • Zhi Jun Qiu*
  • , Yong Sheng Gui
  • , Li Jie Cui
  • , Yi Ping Zeng
  • , Zhi Ming Huang
  • , Xiao Zhou Shu
  • , Ning Dai
  • , Shao Ling Guo
  • , Jun Hao Chu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

Beating patterns in longitudinal resistance caused by the symmetric and antisymmetric states were observed in a heavily (loped InGaAs/InAlAs quantum well by using variable temperature Hall measurement. The energy gap of symmetric and antisymmetric states is estimated to be 4 meV from the analysis of beating node positions. In addition, the temperature dependences of the subband electron mobility and concentration were also studied from the mobility spectrum and multicarrier fitting procedure.

Original languageEnglish
Pages (from-to)329-332
Number of pages4
JournalHongwai Yu Haomibo Xuebao/Journal of Infrared and Millimeter Waves
Volume23
Issue number5
StatePublished - Oct 2004
Externally publishedYes

Keywords

  • Antisymmetric state
  • InGaAs/InAlAs quantum well
  • Magneto-transport
  • Symmetric state

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