在SDS/Vc/H2O微乳液中用0.001 mol·L+1 HAuCl4溶液代替组分水,以Vc作还原剂制备纳米金.紫外-可见光谱和扫描电镜实验结果表明,所制备的金纳米粒子的粒径在5～20 nm之间;在固定SDS/Vc的质量比为50/50条件下,粒子的粒径随微乳液中HAuCl4(aq)含量的增加而增加.初步探讨了在SDS/Vc/H20微乳液中合成纳米金的机制.
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