Study of the crystal structure, band gap and dispersion evolution in titanium oxide thin films

2013 ◽  
Vol 210 (11) ◽  
pp. 2374-2378 ◽  
Author(s):  
Fan Zhang ◽  
Rong-Jun Zhang ◽  
Yu-Xiang Zheng ◽  
Zi-Jie Xu ◽  
Dong-Xu Zhang ◽  
...  
2019 ◽  
Vol 234 (10) ◽  
pp. 647-655
Author(s):  
Zohra Nazir Kayani ◽  
Atiqa Aslam ◽  
Rabia Ishaque ◽  
Syeda Nosheen Zahra ◽  
Hifza Hanif ◽  
...  

Abstract Nickel oxide thin films have been prepared by sol-gel dip-coating technique on glass substrate. It is shown that nickel oxide thin films have poly crystalline nature. Nickel oxide thin films exhibit high transmission (39–85%) in the wavelength range of 400–900 nm, strong absorption between 300 and 400 nm wavelengths and decrease of band gap values are in the range 3.69–3.27 eV with increase of withdrawal speed. High band gap at low withdrawal speed is because of the small average crystallite size, which decreases with increase in withdrawal speed. The SEM micrograph shows cubic crystallites and surface of thin films become dense, smooth and homogeneous with an increase in withdrawal speed. Assessment of nickel oxide deposition conditions provides gateway for effective and cheap solar cells.


2011 ◽  
Vol 23 (6) ◽  
pp. 1188-1192 ◽  
Author(s):  
Yongfeng Ju ◽  
Zhiming Wu ◽  
Shibin Li ◽  
Lin Li ◽  
Yadong Jiang

2005 ◽  
pp. 4566 ◽  
Author(s):  
Mathieu Etienne ◽  
David Grosso ◽  
Cédric Boissière ◽  
Clément Sanchez ◽  
Alain Walcarius

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