Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection

Gustavo E. Fernandes; Hongsik Park; Jin Ho Kim; Jimmy Xu

Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection

Gustavo E. Fernandes, Hongsik Park, Jin Ho Kim, Jimmy Xu

School of Electronics Engineering

Brown University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

We demonstrate large photoconductive gain on single-crystalline Bi ₂S₃ nanowire photodetectors. The photoconductive gain is found to be significantly enhanced by optical modulation of the electrical contacts, which accounts for 90% of the conductivity change.

Original language	English
Title of host publication	2011 Conference on Lasers and Electro-Optics
Subtitle of host publication	Laser Science to Photonic Applications, CLEO 2011
State	Published - 2011
Event	2011 Conference on Lasers and Electro-Optics, CLEO 2011 - Baltimore, MD, United States Duration: 1 May 2011 → 6 May 2011

Publication series

Name	2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011

Conference

Conference	2011 Conference on Lasers and Electro-Optics, CLEO 2011
Country/Territory	United States
City	Baltimore, MD
Period	1/05/11 → 6/05/11

Cite this

Fernandes, G. E., Park, H., Kim, J. H., & Xu, J. (2011). Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection. In 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011 Article 5950345 (2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011).

Fernandes, Gustavo E. ; Park, Hongsik ; Kim, Jin Ho et al. / Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection. 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011. 2011. (2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011).

@inproceedings{6f596852b7284586a1fca8123a9d821d,

title = "Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection",

abstract = "We demonstrate large photoconductive gain on single-crystalline Bi 2S3 nanowire photodetectors. The photoconductive gain is found to be significantly enhanced by optical modulation of the electrical contacts, which accounts for 90% of the conductivity change.",

author = "Fernandes, {Gustavo E.} and Hongsik Park and Kim, {Jin Ho} and Jimmy Xu",

year = "2011",

language = "English",

isbn = "9781557529107",

series = "2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011",

booktitle = "2011 Conference on Lasers and Electro-Optics",

note = "2011 Conference on Lasers and Electro-Optics, CLEO 2011 ; Conference date: 01-05-2011 Through 06-05-2011",

}

Fernandes, GE, Park, H, Kim, JH & Xu, J 2011, Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection. in 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011., 5950345, 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011, 2011 Conference on Lasers and Electro-Optics, CLEO 2011, Baltimore, MD, United States, 1/05/11.

Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection. / Fernandes, Gustavo E.; Park, Hongsik; Kim, Jin Ho et al.
2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011. 2011. 5950345 (2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

TY - GEN

T1 - Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection

AU - Fernandes, Gustavo E.

AU - Park, Hongsik

AU - Kim, Jin Ho

AU - Xu, Jimmy

PY - 2011

Y1 - 2011

N2 - We demonstrate large photoconductive gain on single-crystalline Bi 2S3 nanowire photodetectors. The photoconductive gain is found to be significantly enhanced by optical modulation of the electrical contacts, which accounts for 90% of the conductivity change.

AB - We demonstrate large photoconductive gain on single-crystalline Bi 2S3 nanowire photodetectors. The photoconductive gain is found to be significantly enhanced by optical modulation of the electrical contacts, which accounts for 90% of the conductivity change.

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M3 - Conference contribution

AN - SCOPUS:80052110828

SN - 9781557529107

T3 - 2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011

BT - 2011 Conference on Lasers and Electro-Optics

T2 - 2011 Conference on Lasers and Electro-Optics, CLEO 2011

Y2 - 1 May 2011 through 6 May 2011

ER -

Giant photoconductivity gain in nanowire photodetectors and the effect of photo-modulation of contact injection

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