Size-controlled synthesis of near-monodisperse gold nanoparticles in the 1-4 nm range using polymeric stabilizers

被引:324
作者
Hussain, I
Graham, S
Wang, ZX
Tan, B
Sherrington, DC
Rannard, SP
Cooper, AI
Brust, M
机构
[1] Univ Liverpool, Dept Chem, Ctr Nanoscale Sci, Liverpool L69 7ZD, Merseyside, England
[2] NAtl Inst Biotechnol & Genet Emgn, Faisalabad, Pakistan
[3] Univ Strathclyde, Dept Pure & Appl Chem, Glasgow G1 1XL, Lanark, Scotland
[4] Unilever Res Labs, Port Sunlight Labs, Wirral L63 3JW, Merseyside, England
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1021/ja055321v
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We report here a simple one-step protocol for the preparation of near-monodisperse gold hydrosols in the small size regime (<5 nm). The particle size can be controlled by varying the concentration of the stabilizing polymer, which can be readily displaced by thiol ligands to yield monolayer protected clusters of the usual type. Copyright © 2005 American Chemical Society.
引用
收藏
页码:16398 / 16399
页数:2
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