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High-field electron transport in GaAs: a picosecond time-resolved Raman probe

  • Erik D. Grann*
  • , Shou J. Sheih
  • , C. Chia
  • , Kong T. Tsen
  • , Otto F. Sankey
  • , George N. Maracas
  • , R. Droopad
  • , A. Salvador
  • , A. Botcharev
  • , Hadis Morkoc
  • *此作品的通信作者

研究成果: 書貢獻/報告類型會議論文篇章

1   連結會在新分頁中打開 引文 斯高帕斯(Scopus)

摘要

Electric-field-induced non-equilibrium carrier distributions in GaAs-based p-i-n nanostructure semiconductors has been studied by transient Raman spectroscopy on a picosecond time scale and at T ≈ 80 K. For an injected carrier density of n ≈ 2.2 × 1018 cm-3 and electric field intensity E = 25 KV/cm, the drift velocity of electrons as high as Vd = 2.5 × 107 cm/sec was observed. We demonstrate in this work that time-resolved Raman spectroscopy is a feasible technique to interrogate both ballistic transport and velocity overshoot phenomena in nanostructure semiconductors.

原文英語
主出版物標題Proceedings of SPIE - The International Society for Optical Engineering
編輯David K. Ferry, Henry M. van Driel
頁面190-197
頁數8
出版狀態已發佈 - 1994
對外發佈
事件Ultrafast Phenomena in Semiconductors - Los Angeles, CA, USA
持續時間: 1994 1月 271994 1月 28

出版系列

名字Proceedings of SPIE - The International Society for Optical Engineering
2142
ISSN(列印)0277-786X

其他

其他Ultrafast Phenomena in Semiconductors
城市Los Angeles, CA, USA
期間1994/01/271994/01/28

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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