Re-investigation of the thermal decomposition of Co(CO)4SiCl3 adsorbed on silica

Van An Du; Silvia Gross; Ulrich Schubert

doi:10.1039/C0CC03012K

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Re-investigation of the thermal decomposition of Co(CO)₄SiCl₃ adsorbed on silica†

Van An Du,*^a Silvia Gross^b and Ulrich Schubert*^a

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* Corresponding authors

^a Institute of Materials Chemistry, Vienna University of Technology, Getreidemarkt 9, A-1060 Wien, Austria
E-mail: uschuber@mail.zserv.tuwien.ac.at
Fax: + 43 1-5880115399
Tel: +43 1-5880116520

^b Istituto di Scienze e Tecnologie Molecolari, ISTM-CNR, Dipartimento di Scienze Chimiche, Università degli Studi di Padova, and INSTM, via Marzolo, 1, Padova, Italy

Abstract

Evidence is provided that thermal decomposition of Co(CO)₄SiCl₃ adsorbed on silica in a hydrogen atmosphere results in the formation of metallic cobalt nanoparticles covered with a Co₂SiO₄/CoO shell instead of cobalt silicide nanoparticles, as had been reported previously.

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Supplementary files

Experimental details, EDX and XPS spectra of the nanocomposites, and XRD of the Co/charcoal composite PDF (210K)

Article information

DOI: https://doi.org/10.1039/C0CC03012K
Article type: Communication
Submitted: 03 Aug 2010
Accepted: 08 Oct 2010
First published: 25 Oct 2010

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Chem. Commun., 2010,46, 8549-8551

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Re-investigation of the thermal decomposition of Co(CO)₄SiCl₃ adsorbed on silica

V. A. Du, S. Gross and U. Schubert, Chem. Commun., 2010, 46, 8549 DOI: 10.1039/C0CC03012K

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