Ambient air-processed Cu₂ZnSn(S,Se)₄ solar cells with over 12% efficiency

Affiliations

• ¹ School of Metallurgy and Environment, Central South University, Changsha 410083, China.
• ² Center for Excellence in Nanoscience (CAS), Key Laboratory of Nanosystem and Hierarchical Fabrication (CAS), National Center for Nanoscience and Technology, Beijing 100190, China.
• ³ Center for Excellence in Nanoscience (CAS), Key Laboratory of Nanosystem and Hierarchical Fabrication (CAS), National Center for Nanoscience and Technology, Beijing 100190, China. Electronic address: ding@nanoctr.cn.
• ⁴ School of Metallurgy and Environment, Central South University, Changsha 410083, China. Electronic address: liufangyang@csu.edu.cn.