1. Bifacial CdS/CdTe thin-film solar cells using a transparent silver nanowire/indium tin oxide back contact
- Author
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Jihyun Kim, Yoonmook Kang, Donghwan Kim, Yongbeom Kwon, and Jaeyoung Seo
- Subjects
010302 applied physics ,Materials science ,Organic solar cell ,business.industry ,Photovoltaic system ,Nanowire ,02 engineering and technology ,021001 nanoscience & nanotechnology ,Solar energy ,01 natural sciences ,Atomic and Molecular Physics, and Optics ,Cadmium telluride photovoltaics ,Indium tin oxide ,law.invention ,Optics ,Solar cell efficiency ,law ,0103 physical sciences ,Solar cell ,Optoelectronics ,0210 nano-technology ,business - Abstract
A hybrid silver nanowires (AgNWs)/indium tin oxide (ITO) contact was used as a transparent back-electrode to fabricate a bifacial CdS/CdTe thin-film solar cell. The photovoltaic properties of the bifacial CdS/CdTe thin-film solar cell were investigated under front and back illumination conditions. The hybrid AgNWs/ITO back contact changed the average conversion efficiency from 0.4% (front) and 3.5% (rear) to 8.1% (front) and 0.9% (rear), respectively, improving the sum efficiency from 3.9% (ITO-only) to 9.0%. Our research demonstrates the use of a nanowire network as a transparent electrode in CdS/CdTe thin-film solar cells for bifacial or tandem applications.
- Published
- 2018