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Toward Diamond-Collector Heterojunction Bipolar Transistors via grafted GaAs-Diamond n-p junction

  • Dong Liu
  • , Sang Jung Cho
  • , Aaron Hardy
  • , Jisoo Kim
  • , Cristian J. Herrera-Rodriguez
  • , Edward Swinnich
  • , Mohadeseh A. Baboli
  • , Jiarui Gong
  • , Xenofon Konstantinou
  • , John Papapolymerou
  • , Parsian K. Mohseni
  • , Michael Becker
  • , Jung Hun Seo
  • , John D. Albrecht
  • , Timothy Grotjohn
  • , Zhenqiang Ma
  • University of Wisconsin-Madison
  • Fraunhofer USA, Inc.
  • Michigan State University
  • SUNY Buffalo
  • Rochester Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

We demonstrated GaAs/diamond (GaAs-Csp3) np diodes via lattice-mismatched semiconductor grafting: forming heterostructures with an ultrathin oxide (UO) layer at the interface. High-performance rectifying characteristics were measured from the GaAs/Csp3 diodes with sharp reverse breakdown voltage (Vb) of -44.5 V. Capacitance-voltage (CV) measurements were carried out and the measurement results were used to construct the band diagram of the pn junction. Furthermore, an AlGaAs/GaAs/Csp3 pnp structure was fabricated and both junctions were characterized for their I-V characteristics. The results show the prospect of realization of pnp AlGaAs/GaAs/Csp3 HBTs in the future.

Original languageEnglish
Title of host publication2019 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728105864
DOIs
StatePublished - Nov 2019
Event2nd IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2019 - Nashville, United States
Duration: Nov 3 2019Nov 6 2019

Publication series

Name2019 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2019

Conference

Conference2nd IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2019
Country/TerritoryUnited States
CityNashville
Period11/3/1911/6/19

Keywords

  • Diamond
  • UWGB
  • diode
  • heterojunction
  • lattice-mismatch
  • semiconductor grafting

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