Temperature dependence of the direct band gap ofInxGa1−xAs (x=0.06 and 0.15)

1991 ◽  
Vol 44 (19) ◽  
pp. 10546-10550 ◽  
Author(s):  
Z. Hang ◽  
D. Yan ◽  
Fred H. Pollak ◽  
G. D. Pettit ◽  
J. M. Woodall
1994 ◽  
Vol 65 (19) ◽  
pp. 2442-2444 ◽  
Author(s):  
K. G. Merkel ◽  
V. M. Bright ◽  
M. A. Marciniak ◽  
C. L. A. Cerny ◽  
M. O. Manasreh

2017 ◽  
Vol 95 (11) ◽  
Author(s):  
Max Birkett ◽  
Christopher N. Savory ◽  
Angela N. Fioretti ◽  
Paul Thompson ◽  
Christopher A. Muryn ◽  
...  

1997 ◽  
Vol 56 (11) ◽  
pp. 6498-6501 ◽  
Author(s):  
D. Y. Lin ◽  
C. F. Li ◽  
Y. S. Huang ◽  
Y. C. Jong ◽  
Y. F. Chen ◽  
...  

2013 ◽  
Vol 652-654 ◽  
pp. 527-531 ◽  
Author(s):  
A.N. Alias ◽  
T.I. Tunku Kudin ◽  
Z.M. Zabidi ◽  
M.K. Harun ◽  
Ab Malik Marwan Ali ◽  
...  

The optical absorption spectra of blended poly (N-carbazole) (PVK) with polyvinylpyrrolidone (PVP) in various compositions are investigated. A doctor blade technique was used to coat the blended polymer on a quartz substrate. The electronic parameters such as absorption edge (Ee), allowed direct band gap (Ed), allowed indirect band gap (Ei), Urbach edge (Eu) and steepness parameter (γ) were calculated using Tauc/Davis-Mott Model. The results reveal that the Ee, Ed and Ei increase with increasing of PVP ratio. There also have variation changing in Urbach energy and steepness parameter.


2014 ◽  
Vol 44 (1) ◽  
pp. 167-176 ◽  
Author(s):  
Adit Ghosh ◽  
Chandrika Varadachari
Keyword(s):  
Band Gap ◽  

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