1. Institute of Photovoltaics, Southwest Petroleum University, Chengdu 610500, China
2. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu, 610500, China
3. The Australian Centre for Advanced Photovoltaics, School of Photovoltaic and Renewable Energy Engineering, University of New South Wales, Sydney, NSW, 2052, Australia
4. School of Chemistry and Molecular Engineering, East China Normal University, Shanghai 200241, China