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Schottky diodes based on a single GaN nanowire

  • Jae Ryoung Kim
  • , Hwangyou Oh
  • , Hye Mi So
  • , Ju Jin Kim*
  • , Jinhee Kim
  • , Cheol Jin Lee
  • , Seung Chul Lyu
  • *Corresponding author for this work
  • Jeonbuk National University
  • Korea Research Institute of Standards and Science
  • Hanyang University

Research output: Contribution to journalJournal articlepeer-review

Abstract

On a single GaN nanowire, obtained by chemical vapour deposition, several Schottky-junction diodes were fabricated and their electrical transport properties were studied. Alternately attached metal electrodes of Al and Ti/Au formed a Schottky barrier junction (for Al) or an ohmic contact (for Ti/Au), resulting in several diodes on a single nanowire. The current-voltage measurements exhibited clear rectifying behaviour and no reverse-bias breakdown was observed up to the measured voltage, -5 V. The forward-bias threshold voltage was observed to decrease linearly with temperature, from 0.4 V at 280 K to 1 V at 10 K.

Original languageEnglish
Pages (from-to)701-704
Number of pages4
JournalNanotechnology
Volume13
Issue number5
DOIs
StatePublished - 2002.10

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Mechanical
  • Engineering - Electrical & Electronic
  • Engineering - Petroleum
  • Engineering - Chemical
  • Chemistry

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