Towards understanding poor performances in spray-deposited Cu2ZnSnS4 thin film solar cells
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- 作者：Maykel Courela ; maykelcourel@gmail.com" class="auth_mail" title="E-mail the corresponding author ; E. Valencia-Resendiza ; J.A. Andrade-Arvizua ; E. Saucedob ; O. Vigil-Galá ; na
- 关键词：Minority carrier diffusion length ; Tunneling enhanced recombination ; CZTS thin films ; CdS/CZTS solar cells ; Spray pyrolysis
- 刊名：Solar Energy Materials and Solar Cells
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：159
- 期：Complete
- 页码：151-158
- 全文大小：2115 K
文摘
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A study on main limiting factors in sprayed-CZTS solar cells is presented.
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Low minority carrier diffusion length values are obtained.
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Tunneling enhanced recombination at junction interface explains low Voc values.
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A high density of defects at CdS/CZTS junction that favors carrier losses is found.