Optical energy gap of amorphous selenium: Effect of annealing
Optical energy gap of amorphous selenium: Effect of annealing
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Date
1985-12-01
Authors
Bhatnagar, A. K.
Reddy, K. V.
Srivastava, V.
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Abstract
The optical energy gap of amorphous Se powder has been determined by a photo-acoustic method and has been found to be 1.99+or-0.02 eV. On annealing, the gap decreases linearly as a function of annealing temperature towards that of the crystalline selenium.
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Journal of Physics D: Applied Physics. v.18(9)