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纳米金的制备及形态控制研究
引用本文:杨荣,潘月,王騊,王晟.纳米金的制备及形态控制研究[J].浙江工程学院学报,2014(2):171-174,220.
作者姓名:杨荣  潘月  王騊  王晟
作者单位:浙江理工大学先进纺织材料与制备技术教育部重点实验室,杭州310018
基金项目:国家自然科学基金(51372227,21103152,31070888,50802088);浙江省杰出青年科学基金(R2101054);浙江省自然科学基金项目(Y4080392);浙江省科技厅公益性项目(2012C23050);浙江省创新团队项目(2011R50003);浙江理工大学521拔尖人才项目
摘    要:利用银镜反应原理,使用葡萄糖作为还原剂还原氯金酸,在表面活性剂存在条件下制备单分散Au纳米粒子。使用紫外-可见光谱研究在反应体系中添加表面活性剂对于所制备产物的形貌尺寸,稳定性产生的影响。结果表明:阴离子及非离子表面活性剂的添加有利于减缓银镜反应速度,阴离子型表面活性剂体系可获得尺寸为15 nm A u纳米粒子,并呈现一定的分散性;在非离子型表面活性剂体系中可获得5~10 nm球形A u纳米粒子,分散性较好。

关 键 词:银镜反应  Au纳米粒子  葡萄糖  表面活性剂

Preparation of Nanogold and Investigation of Shape Control
YANG Rong,PAN Yue,WANG Tao,WANG Sheng.Preparation of Nanogold and Investigation of Shape Control[J].Journal of Zhejiang Institute of Science and Technology,2014(2):171-174,220.
Authors:YANG Rong  PAN Yue  WANG Tao  WANG Sheng
Affiliation:(Key Laboratory of Advanced Textile Materials and Manufacturing Technology, Ministry of Education, Zhejiang Sci-Tech University, Hangzhou 310018, China)
Abstract:Monodisperse Au nanoparticles are prepared by applying the principle of silver mirror reac-tion and using glucose as the reducing agent under the condition with the surfactant .The effects of adding the surfactant in the reaction system on morphology ,size and stability of the product prepared are studied with UV-visible spectrum .The results show that the addition of anionic and nonionic surfactants contribu-ted to showing dow n silver mirror reaction ;anionic surfactant system can gain 15 nm Au nanoparticle with certain dispersibility ;nonionic surfactant system can gain 5~10 nm spherical Au nanoparticles with good dispersibility .
Keywords:silver mirror reaction  Au nanoparticle  glucose  surfactant
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