Small (Weinheim an der Bergstrasse, Germany)
Increased Series Resistance in the Laser-Enhanced Contacts of Polysilicon-Based Solar Cells from an Additional Light Anneal.
Zhongshu Yang, Wei Wang, Anh Dinh Bui, Keqing Huang, Rabin Basnet, Kean Fong, Sergey Rubanov, Yida Pan, Di Yan, James Bullock, AnYao Liu, Daniel Macdonald
Published: 202610.1002/smll.202509751
Abstract
In the fabrication of silicon solar cells, a light anneal step, performed at moderate temperatures under controlled illumination, is commonly employed after the firing step to promote hydrogen in-diffusion. This process effectively passivates both bu…
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