▎ 摘　　要

NOVELTY - Preparing visible light responsive nitrogen-doped graphene-zinc thioindate nanocomposite, comprises (i) dispersing graphite oxide and urea in reducing alcohol agent; (ii) carrying out sovent thermal reaction; (iii) filtering the product, washing, and drying to obtain N-doped graphene; (iv) dispersing N-doped graphene in reducing alcohol agent; (v) stirring zinc sulfate and indium chloride in reducing alcohol agent, to dissolve; (vi) mixing dispersion of step (iv) and the mixture of step (v), adding thioacetamide and stirring; (vii) carrying out solvent thermal reaction; and (viii) filtering. USE - The method is useful for preparing visible light responsive nitrogen-doped graphene-zinc thioindate nanocomposite (claimed). DETAILED DESCRIPTION - Preparing visible light responsive nitrogen-doped graphene-zinc thioindate nanocomposite, comprises (i) ultrasonically dispersing graphite oxide and urea in reducing alcohol agent; (ii) transferring the reaction system into a hydrothermal reaction kettle, and carrying out sovent thermal reaction; (iii) adding the obtained product into vacuum filtration device, filtering, washing with deionized water, and vacuum drying to obtain N-doped graphene; (iv) ultrasonically dispersing N-doped graphene in reducing alcohol agent; (v) stirring zinc sulfate and indium chloride in reducing alcohol agent, to dissolve; (vi) mixing the dispersion of step (iv) and the mixture of step (v), adding thioacetamide and stirring; (vii) adding the obtained reaction system into a hydrothermal reaction kettle, and carrying out solvent thermal reaction; and (viii) adding the obtained product into vacuum filtration device, filtering, washing with deionized water, and vacuum drying. An INDEPENDENT CLAIM is also included for visible light responsive nitrogen-doped graphene-zinc thioindate nanocomposite, prepared as mentioned above.