High carrier lifetimes in UMG multicrystalline wafers after P- diffusion compatible with high-efficiency cell structures

Nerea Dasilva-Villanueva, Bülent Arıkan, Hasan Hüseyin Canar +7

High-quality multicrystalline Upgraded Metallurgical Grade Silicon (UMG-Si) offers significant advantages over conventional polysilicon-based PV technology, associated to lower cos…