Observation of quantum‐size effects in optical transmission spectra of PbTe/Pb1−xEuxTe superlattices

1987 ◽  
Vol 51 (7) ◽  
pp. 478-480 ◽  
Author(s):  
Akihiro Ishida ◽  
Shuji Matsuura ◽  
Makoto Mizuno ◽  
Hiroshi Fujiyasu
1989 ◽  
Vol 164 ◽  
Author(s):  
G. Hodes ◽  
T. Engelhard ◽  
A. Albu-Yaron ◽  
A. Pettford-Long

AbstractCdS and CdSe films electrodeposited from chalcogen-containing non-aqueous electrolytes are shown to possess a nanocrystalline structure and exhibit 3-D quantum size effects. A large variation in optical transmission spectra, due for the most part to this sizequantization, is shown. Photoelectrochemical activity of the as-deposited films is discussed in terms of their nano-structure. Extension of the crystallite size effects to a metalinsulator transition in MoO2 deposited from a similar electrolyte is mentioned.


1986 ◽  
Vol 77 ◽  
Author(s):  
Feng Xiaomei ◽  
Liu Hsiangna ◽  
Wang Zhichao ◽  
Qiu Shuye ◽  
He Yuliang

ABSTRACTPhotoacoustic (PAS) and optical transmission spectra were measured on a-Si:H/a-SiNx:H superlattices. The absorption coefficient ∝ in the range 102∼104 cm-1 was obtained by converting the PAS signal to ∝. The enhancement of the PAS peak intensity Qs and the increase in the width of the Urbach edge with decreasing a-Si:H layer thickness are explained as results of quantum size effect in the superlattice structure.


1991 ◽  
Vol 16 (6) ◽  
pp. 623-638 ◽  
Author(s):  
P.A. Badoz ◽  
F. Arnaud d'Avitaya ◽  
E. Rosencher

1983 ◽  
Vol 44 (C10) ◽  
pp. C10-375-C10-378 ◽  
Author(s):  
P. Ahlqvist ◽  
P. de Andrés ◽  
R. Monreal ◽  
F. Flores

1968 ◽  
Vol 96 (9) ◽  
pp. 61-86 ◽  
Author(s):  
B.A. Tavger ◽  
V.Ya. Demikhovskii

1997 ◽  
Vol 229 (6) ◽  
pp. 401-405 ◽  
Author(s):  
A. Crépieux ◽  
C. Lacroix ◽  
N. Ryzhanova ◽  
A. Vedyayev

2006 ◽  
Vol 100 (11) ◽  
pp. 114905 ◽  
Author(s):  
M. Cattani ◽  
M. C. Salvadori ◽  
A. R. Vaz ◽  
F. S. Teixeira ◽  
I. G. Brown

1993 ◽  
Vol 97 (37) ◽  
pp. 9493-9498 ◽  
Author(s):  
Ladislav Kavan ◽  
Tiziana Stoto ◽  
Michael Graetzel ◽  
Donald Fitzmaurice ◽  
Valery Shklover

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