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Industrial n-type PERT cells with doped polysilicon passivating contacts: Past, present and future

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By Loic Tous, Patrick Choulat, Sukhvinder Singh, Meriç Fırat, Rajiv Sharma, Filip Duerinckx, Ali Hajjiah, & Jef Poortmans

imec (partner in EnergyVille), Leuven and Genk, Belgium; KU Leuven (partner in EnergyVille), Leuven, Belgium; Kuwait University, Safat, Kuwait; Hasselt University (partner in EnergyVille), Hasselt, Belgium

This paper provides a short overview of historical developments, presents the main approaches in mass production today, discusses potential process simplifications, and briefly touches upon a key topic for the future, namely reducing the silver (Ag) consumption per cell.

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