研究目的
To investigate the co-crystallization of two different silver nanoparticles and their structural and optical properties.
研究成果
The study successfully isolated two colloidal silver nanoparticles with more than 200 metal atoms co-crystallizing within one solid. The results elucidated important effects of the auxiliary phosphine ligand in the controlled synthesis of metal nanoparticles and shed light on the regioselective binding of auxiliary Ph3P on the surface of silver nanoparticles.
研究不足
The quality of crystallographic data falls short of routinely accepted and high quality requirements, thus the given bond parameters should be considered modestly.
1:Experimental Design and Method Selection:
The synthesis involved reduction of a mixture of CF3COOAg, iPrPhSH and Ph3P in CH2Cl2/CH3OH using NaBH4 at room temperature. Black crystals were grown by solvent evaporation at room temperature.
2:Sample Selection and Data Sources:
Single-crystal X-ray diffraction (SCXRD) was used to reveal the structures of the nanoparticles.
3:List of Experimental Equipment and Materials:
CF3COOAg, iPrPhSH, Ph3P, CH2Cl2, CH3OH, NaBH
4:Experimental Procedures and Operational Workflow:
The synthesis was performed in one-pot, and the crystals were grown by solvent evaporation.
5:Data Analysis Methods:
SCXRD analyses were performed to determine the molecular structures of the nanoparticles.
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