Pattern formation of zinc nanoparticles in silica film by electrodeposition

Pal, B. N. ; Chakravorty, D. (2006) Pattern formation of zinc nanoparticles in silica film by electrodeposition Journal of Physical Chemistry B, 110 (42). pp. 20917-20921. ISSN 1089-5647

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Official URL: http://pubs.acs.org/doi/abs/10.1021/jp0643505

Related URL: http://dx.doi.org/10.1021/jp0643505

Abstract

Zinc nanoparticles were grown within gel-derived silica films by applying a direct current voltage. Pattern formation of metallic Zn was studied as a function of applied voltage and metal-silica ratio. Average particle size varied from 5.2 to 20.2 nm by changing the applied voltage and silica concentration. It was found that the transition from fractal to dendritic morphology was possible due to crystalline anisotropy. From high-resolution transmission electron microscopy images and X-ray diffraction pattern a possible model is proposed to explain this observation.

Item Type:Article
Source:Copyright of this article belongs to American Chemical Society.
ID Code:65582
Deposited On:17 Oct 2011 03:37
Last Modified:17 Oct 2011 03:37

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