Evolution of carbon impurities in solution-grown and sputtered Al:ZnO thin films exposed to UV light and damp heat degradation

RSC Advances ◽  
2016 ◽  
Vol 6 (59) ◽  
pp. 53768-53776 ◽  
Author(s):  
Peter Fuchs ◽  
Jérôme Steinhauser ◽  
Enrico Avancini ◽  
Yaroslav E. Romanyuk ◽  
Ayodhya N. Tiwari

Characterization of carbon adsorbates in solution-processed ZnO thin films exposed to UV light and humidity.

2011 ◽  
Vol 364 ◽  
pp. 154-158
Author(s):  
Affa Rozana Abdul Rashid ◽  
P. Susthitha Menon ◽  
N. Arsad ◽  
S. Shaari

We report the fabrication and characterization of an ultraviolet photoconductive sensing by using Al-doped ZnO films. Undoped ZnO, 1 at.% and 2 at% of Al were prepared on quartz glass by sol gel method with annealing temperature of 500°C for 1 hour. The presence of spherical shaped nanoparticles were detected for undoped ZnO by using FESEM. The absorption edge shifted to a lower wavelength by doping with Al and excitonic peak can be observed. The band gap values increased by adding Al. I-V curves reveal an ohmic line and improvement in electrical conductivity when the samples are illuminated by ultraviolet (UV) light with a wavelength of 365 nm. At 1 at.% of Al, the film have a larger increment in photocurrent response when illuminated with UV light compared to undoped ZnO and 2 at.% Al. The thin films have a longer recovery time than response time.


2020 ◽  
Vol 1695 ◽  
pp. 012023
Author(s):  
M G Volkova ◽  
V Yu Storozhenko ◽  
V V Petrov ◽  
E M Bayan

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Author(s):  
Carlos Arzate-Quintana ◽  
César Leyva-Porras ◽  
María Alejandra Favila-Pérez ◽  
Alva Rocío Castillo-González ◽  
Celia María Quiñonez-Flores ◽  
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2018 ◽  
Vol 6 (3) ◽  
pp. 035903 ◽  
Author(s):  
Ahmet Tumbul ◽  
Ferhat Aslan ◽  
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2012 ◽  
Vol 18 (S2) ◽  
pp. 1248-1249
Author(s):  
J. Wang

Extended abstract of a paper presented at Microscopy and Microanalysis 2012 in Phoenix, Arizona, USA, July 29 – August 2, 2012.


2008 ◽  
Vol 361 (1) ◽  
pp. 188-194 ◽  
Author(s):  
Mazhar Hamid ◽  
Asif A. Tahir ◽  
Muhammad Mazhar ◽  
Fiaz Ahmad ◽  
Kieran C. Molloy ◽  
...  
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