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Design of experiments for synthesizing in situ Ni–SiO2 and Co–SiO2 nanocomposites by non-isothermal reduction treatment

A Basumallick1,3, G C Das2 and S Mukherjee2

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Ni–SiO2 and Co–SiO2 nanocomposites were prepared by the reduction of NiCl2- and CoCl2-containing SiO2 gels under non-isothermal conditions. The effect of heating rate, temperature and metal chloride concentration were assessed using statistically planned experimental designs.


PACS

81.07.-b Nanoscale materials and structures: fabrication and characterization

81.40.Gh Other heat and thermomechanical treatments

82.70.Gg Gels and sols

81.16.Be Chemical synthesis methods

Subjects

Soft matter, liquids and polymers

Condensed matter: structural, mechanical & thermal

Nanoscale science and low-D systems

Chemical physics and physical chemistry

Dates

Issue 8 (August 2003)

Received 4 March 2003, in final form 1 May 2003

Published 2 July 2003



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