Bismuth Doping Effect on Structural and Optical Properties of Nanocrystaline SnO2 Thin Films Grown by Ultrasonic Spray Pyrolysis Method

2019 ◽  
Vol 14 (1) ◽  
pp. 59-71
Author(s):  
R. Baghdad ◽  
A. Reggad ◽  
R. Lardjani ◽  
T. Sahraoui ◽  
N. Lemée ◽  
...  
2005 ◽  
Vol 492 (1-2) ◽  
pp. 248-252 ◽  
Author(s):  
Xia Zhang ◽  
Xiao Min Li ◽  
Tong Lai Chen ◽  
Ji Ming Bian ◽  
Can Yun Zhang

2011 ◽  
Vol 199-200 ◽  
pp. 1936-1939
Author(s):  
Xiao Zhang ◽  
Hua Wang ◽  
Ji Wen Xu ◽  
Ling Yang ◽  
Ming Fang Ren

CuInS2 thin films were prepared on heated glass substrates by ultrasonic spray pyrolysis method. Structure, surface morphology and properties of films with different Cu/In ratios have been investigated. X-ray diffraction (XRD) analysis demonstrated that as-prepared CuInS2 thin films with chalcopyrite structure have a preferential orientation along the (112) direction. SEM study shows films are relatively dense and smooth, but the much bigger grains and the large coherent agglomerates appear in films (Cu/In>1.25) due to the appearance of phase Cu2S. CuInS2 thin film (Cu/In=1.25) has a strong visible absorption and its energy band gap comes up to 1.45eV.


2007 ◽  
Vol 515 (24) ◽  
pp. 8709-8713 ◽  
Author(s):  
A. Senol Aybek ◽  
Nihal Baysal ◽  
Muhsin Zor ◽  
Evren Turan ◽  
Metin Kul

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