Photoredox catalysis of As(III) by constructed \\C=Sn \\S bonds: Using biomass as templates leads to bio-carbon/SnS 2 nanosheets capable of the ef ficient photocatalytic conversion of As(III) and calcium arsenate capture

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1. National Natural Science Foundation of China [41977129, 21607176]
2. Changsha Outstanding Innovative Youth Training Program [kq1802011]
3. Natural Science Foundation of Hunan Province, China [2017JJ3516]
4. Research Foundation of Education Bureau of Hunan Province, China [16B274]
5. Innovation Fund for Post-graduates of Central South University of Forestry and Technology [CX20192023]