Folded Rh nanosheet and synthesis method thereof

The invention belongs to the technical field of preparation of inorganic nano materials, and particularly discloses a folded Rh nanosheet and a synthesis method thereof. According to the method, rhodium acetylacetonate (Rh (acac) 3) is used as a precursor, octadecylamine (OA) is used as a morphology...

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Hauptverfasser: HUANG TAO, TANG HONGBIN, FU WEICHU, ZHAO YANXI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention belongs to the technical field of preparation of inorganic nano materials, and particularly discloses a folded Rh nanosheet and a synthesis method thereof. According to the method, rhodium acetylacetonate (Rh (acac) 3) is used as a precursor, octadecylamine (OA) is used as a morphology control agent, N, N-dimethylformamide (DMF) is used as a solvent, polyvinylpyrrolidone (PVP-K30) isused as a stabilizer, a solvothermal method is adopted, a reaction is carried out for 8 h at the constant temperature of 200 DEG C, and the folded Rh nanosheet is synthesized. In the reaction systemof the synthesis method, the concentration of the Rh (acac) 3 is 5 mmol.L , and the molar ratio of the Rh (acac) 3 to the OA to the PVP-K30 is 1: (1-4): (10-20). The prepared folded Rh nanosheet is composed of two parallelogram nanosheets and is in a symmetrical folded shape, the included angle between the two parallelogram nanosheets is about 120 degrees, the side length of the long side of the parallelogram is about