One-pot synthesis of bimetallic Ni/Ag nanosphere inside colloidal silica cavities for in situ SERS monitoring of the elementary steps of chemoselective nitroarene reduction evidenced by DFTB calculation

Ankana Karmakar,Suraj Mandal, Washim Hossain,Manas Ghosh,Susama Chakraborty,Tamal Goswami,Pranab Ghosh,Amitava Mandal

Journal of Molecular Structure（2023）

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摘要

•One-pot direct aqueous synthesis of Ni/Ag bimetallic nanoparticles.•Formation of nanospheres inside the cavities of colloidal silica.•Could carry out the reduction of nitroarenes efficiently.•SERS monitoring of the elementary mechanistic steps.•DFTB computational study evidenced the mechanism.•Up to 20 examples.

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关键词

Ni/Ag@silica,Spherical nanocomposite,Solventfree,Chemoselective,SERS, DFTB

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