scholarly journals Correlation of microscopic grain evolution in post-CdCl2 annealing and performance of CdS/CdTe thin-film solar cells fabricated using pulsed laser deposition

2016 ◽  
Vol 213 (12) ◽  
pp. 3231-3237 ◽  
Author(s):  
Guanggen Zeng ◽  
Paul Harrison ◽  
Ali Kidman ◽  
Alaa Al-mebir ◽  
Lianghuan Feng ◽  
...  
Solar Energy ◽  
2021 ◽  
Vol 213 ◽  
pp. 118-125
Author(s):  
Dan Wang ◽  
Yajun Yang ◽  
Tianzhen Guo ◽  
Xiaoyong Xiong ◽  
Yue Xie ◽  
...  

2012 ◽  
Vol 101 (15) ◽  
pp. 153903 ◽  
Author(s):  
Bing Li ◽  
Jianwei Liu ◽  
Guowei Xu ◽  
Rongtao Lu ◽  
Lianghuan Feng ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-8 ◽  
Author(s):  
Alaa Ayad Al-mebir ◽  
Paul Harrison ◽  
Ali Kadhim ◽  
Guanggen Zeng ◽  
Judy Wu

Anin situthermal annealing process (iTAP) has been introduced before the commonex situcadmium chloride (CdCl2) annealing to improve crystal quality and morphology of the CdTe thin films after pulsed laser deposition of CdS/CdTe heterostructures. A strong correlation between the two annealing processes was observed, leading to a profound effect on the performance of CdS/CdTe thin film solar cells. Atomic force microscopy and Raman spectroscopy show that the iTAP in the optimal processing window produces considerable CdTe grain growth and improves the CdTe crystallinity, which results in significantly improved optoelectronic properties and quantum efficiency of the CdS/CdTe solar cells. A power conversion efficiency of up to 7.0% has been obtained on thin film CdS/CdTe solar cells of absorber thickness as small as 0.75 μm processed with the optimal iTAP at 450°C for 10–20 min. This result illustrates the importance of controlling microstructures of CdTe thin films and iTAP provides a viable approach to achieve such a control.


2015 ◽  
Vol 138 ◽  
pp. 1-8 ◽  
Author(s):  
S.A. Vanalakar ◽  
G.L. Agawane ◽  
A.S. Kamble ◽  
C.W. Hong ◽  
P.S. Patil ◽  
...  

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