Electrochemical preparation of silicon nanowires from nanometre silica in molten calcium chloride

Juanyu Yang; Shigang Lu; Surong Kan; Xiangjun Zhang; Jun Du

doi:10.1039/B902029B

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Electrochemical preparation of silicon nanowires from nanometre silica in molten calcium chloride†

Juanyu Yang,^a Shigang Lu,*^a Surong Kan,^a Xiangjun Zhang^a and Jun Du^b

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* Corresponding authors

^a Energy Materials and Technology Institute, General Research Institute for Nonferrous Metals (GRINM), Beijing, P. R. China
E-mail: slu@grinm.com
Fax: +86-10-62055432

^b Advanced Electronic Materials Institute, GRINM, Beijing, P. R. China

Abstract

Here we report Si nanowire growth by electrochemical reduction of nanometre silica in molten CaCl₂; to our knowledge, this is the first report of an electrochemical route that provides crystalline Si nanowires in large quantities.

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Supplementary files

Experimental details, cyclic voltammetry, SEM of the specimenelectrolyzed at different potentials, photographs of the pelletafter electrolysis at −1.2 V in molten CaCl₂ at 900 °C for different times PDF (5441K)

Article information

DOI: https://doi.org/10.1039/B902029B
Article type: Communication
Submitted: 30 Jan 2009
Accepted: 01 Apr 2009
First published: 22 Apr 2009

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Chem. Commun., 2009, 3273-3275

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Electrochemical preparation of silicon nanowires from nanometre silica in molten calcium chloride

J. Yang, S. Lu, S. Kan, X. Zhang and J. Du, Chem. Commun., 2009, 3273 DOI: 10.1039/B902029B

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Chemical Communications

Electrochemical preparation of silicon nanowires from nanometre silica in molten calcium chloride†

Abstract

Supplementary files

Article information

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Electrochemical preparation of silicon nanowires from nanometre silica in molten calcium chloride

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