Increased power conversion efficiency in Cu2ZnSn(S,Se)4 solar cells is achieved through specific annealing.
Annealing Li-doped Cu2ZnSnS4 precursor films improves both crystal quality and photoelectric properties.
Observational analysis reveals critical factors affecting solar cell performance, suggesting improvements in manufacturing.
These findings highlight the significance of annealing treatments for enhancing solar cell efficiency, pointing to future research.
Abstract
It is well known that the improvement of crystal quality and photoelectric properties of Cu2ZnSn(S,Se)4 (CZTSSe) is one of the key issues in enhancing power conversion efficiency (PCE). To resolve...