School of Materials and Energy University of Electronic Science and Technology of China Chengdu 611731 Sichuan China;
School of Physical Science and Technology Key Laboratory for Magnetism and Magnetic Materials(MoE) Lanzhou University Lanzhou 730000 Gansu China;
Institute for Energy Research Jiangsu University Zhenjiang 212013 Jiangsu China;
School of Materials and Energy University of Electronic Science and Technology of China Chengdu 611731 Sichuan China;
Center for Excellence in Nanoscience(CAS) Key Laboratory of Nanosystem and Hierarchical Fabrication(CAS) National Center for Nanoscience and Technology Beijing 100190 China;
Charge transport; Ligand capping; Defect passivation; Composition engineering;