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柠檬酸还原法制备均一的小尺寸纳米金颗粒研究

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  • Key Words:纳米金; 柠檬酸还原法; 小尺寸

  • Abstract:本研究以传统的柠檬酸钠还原法为基础,通过控制HAuCl4和柠檬酸盐的投料顺序、浓度以及反应过程中进行稀释等方法制备粒径均一的多种小尺寸纳米金颗粒(7-20 nm),使用紫外可见光谱和电镜进行了表征,总结了尺寸可控地制备小纳米金颗粒的实验条件。

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