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Conferences > CLEOPR > 2001 > TuH3 > TuH3_5
  • The 4th Pacific Rim Conference on Lasers and Electro-Optics
  • Technical Digest Series (Optica Publishing Group, 2001),
  • paper TuH3_5

Effects of spontaneous and piezoelectric polarisation on the photoresponsivity of Ga- and N-faced AlGaN UV photodiodes

J.J. Kuek, D.L. Pulfrey, B.D. Nener, J.M. Dell, G. Parish, and U. Mishra

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Abstract

The effect of polarisation-induced charges on a p-GaN/i-Al0.33Ga0.67N/n-GaN UV-B photodiode structure is investigated and shown to reduce the sensitivity of the photodiode for wavelengths longer than the desired cutoff wavelength if the device is Ga-faced.

© 2001 IEEE

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