▎ 摘　　要

NOVELTY - Preparing indium silver sulfide/reduced graphene oxide/T1 phase molybdenum disulfide ternary composite material comprises (1) taking graphene oxide into deionized water, sonicating to obtain uniform dispersion, adding ammonium molybdate and thiourea, pouring precursor solution A into stainless steel hydrothermal reactor and sealing for hydrothermal reaction, cooling to room temperature, washing product with deionized water and absolute ethanol, and drying, and (2) taking reduced graphene oxide/T1 phase molybdenum sulfide composite material and adding to ethylene glycol, sonicating to obtain dispersion B, adding silver nitrate, indium nitrate hydrate, L-cysteine and thioacetamide into deionized water, mixing dispersion liquid B with precursor solution C and pouring it into stainless steel hydrothermal reactor for sealing, cooling product to room temperature after reaction, washing product with deionized water and absolute ethanol, and drying. USE - The composite material is useful for photocatalytic degrading tetracycline hydrochloride under visible light irradiation (claimed). ADVANTAGE - The method is simple, easy to operate, and environmentally friendly. The composite material has self-assembled layered structure of nanosheets, orderly and stable structure, large specific surface area, rich active sites, and excellent photocatalytic performance. DETAILED DESCRIPTION - Preparing indium silver sulfide/reduced graphene oxide/T1 phase molybdenum disulfide ternary composite material comprises (1) taking graphene oxide into 60 ml of deionized water, sonicating to obtain uniform dispersion, adding ammonium molybdate and thiourea, uniformly stirring to obtain precursor solution A, pouring the precursor solution A into stainless steel hydrothermal reactor and sealing for hydrothermal reaction, cooling to room temperature after the reaction, washing the product with deionized water and absolute ethanol, and drying at 60degrees Celsius for 12 hours to obtain reduced graphene oxide/T1 phase molybdenum sulfide binary composite material, and (2) taking reduced graphene oxide/T1 phase molybdenum sulfide composite material and adding it to 40 ml ethylene glycol, sonicating to obtain dispersion B, adding silver nitrate, indium nitrate hydrate, L-cysteine and thioacetamide into 20 ml of deionized water, uniformly stirring to obtain precursor solution C, mixing the dispersion liquid B with the precursor solution C and pouring it into stainless steel hydrothermal reactor for sealing, performing the hydrothermal reaction, cooling the product to room temperature after the reaction, washing the product with deionized water and absolute ethanol, and drying at 60degrees Celsius for 12 hours to obtain indium silver sulfide/reduced graphene oxide/T1 phase molybdenum sulfide ternary composite material.