Presentation 2002/8/23
Characterization of electrical properties of micro-Schottky contacts on ELO GaN
Keiichiro KUMADA, Tomohiro MURARA, Yutaka OHNO, Shigeru KISHIMOTO, Koichi MAEZAWA, Takashi MIZUTANI, Nobuhiko SAWAKI,
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Abstract(in English) I-V characteristic of micro-Schottky contacts fabricated on ELO GaN has been measured. The obtained characteristics are classified into two groups; good contacts with small ideality factor and poor ones with large n-value. On the other hand, little scatter are observed in the measurement on n-GaAs. This means that the poor I-V characteristics are not caused by fabrication process or the measurement system. Based on these experiments, it has been concluded that the poor I-V characteristics are due to the crystal defects. The correlation between the poor I-V characteristics and dislocations of GaN has been discussed based on the results of cathode luminescence.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) GaN / dislocation / ELO / micro-Schottky contact / I-V characteristics
Paper # ED2002-192
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Committee ED
Conference Date 2002/8/23(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Characterization of electrical properties of micro-Schottky contacts on ELO GaN
Sub Title (in English)
Keyword(1) GaN
Keyword(2) dislocation
Keyword(3) ELO
Keyword(4) micro-Schottky contact
Keyword(5) I-V characteristics
1st Author's Name Keiichiro KUMADA
1st Author's Affiliation Department of Quantum Engineering, Nagoya University()
2nd Author's Name Tomohiro MURARA
2nd Author's Affiliation Department of Quantum Engineering, Nagoya University
3rd Author's Name Yutaka OHNO
3rd Author's Affiliation Department of Quantum Engineering, Nagoya University
4th Author's Name Shigeru KISHIMOTO
4th Author's Affiliation Department of Quantum Engineering, Nagoya University
5th Author's Name Koichi MAEZAWA
5th Author's Affiliation Department of Quantum Engineering, Nagoya University
6th Author's Name Takashi MIZUTANI
6th Author's Affiliation Department of Quantum Engineering, Nagoya University
7th Author's Name Nobuhiko SAWAKI
7th Author's Affiliation Department of Quantum Engineering, Nagoya University
Date 2002/8/23
Paper # ED2002-192
Volume (vol) vol.102
Number (no) 294
Page pp.pp.-
#Pages 5
Date of Issue