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author:

郑立思 (郑立思.) [1] | 冯苗 (冯苗.) [2] | 詹红兵 (詹红兵.) [3]

Indexed by:

PKU CSCD

Abstract:

采用两相法分别制备一级硫醇修饰和二级十六烷基三甲基溴化铵(CTAB)修饰的金纳米颗粒,通过透射电子显微镜和紫外-可见吸收光谱表征了其结构和线性光学性质.采用开孔Z扫描技术,研究表面修饰对金纳米颗粒在532 nm波长激光作用下的非线性光学效应及光限幅性能的影响行为.结果表明,二级CTAB的修饰增强了颗粒在激光照射下的局域场作用,并提高了热电子对非线性光学效应的贡献程度,从而有效地提高了金纳米颗粒的光限幅性能.

Keyword:

Z扫描 表面修饰 金纳米颗粒

Community:

  • [ 1 ] 福州大学材料科学与工程学院

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Source :

物理学报

Year: 2012

Issue: 05

Volume: 61

Page: 221-227

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 3

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