The original version of the article was published in Cent. Eur. J. Chem. 10(1) (2012), pp 165–171. Unfortunately, the original version of this article contains mistakes in the affiliation section. Dr Devendra D. Pathak’s affiliation is Department of Applied Chemistry, Indian School of Mines, Dhanbad 826 004, India. Dr Pramesh N. Kapoor’s affiliation is Department of Chemistry, University of Delhi, Delhi 110 007, India.
Institut National de la Recherche Scientifique (INRS), Centre Energie Matériaux Télécommunications, Bionanotechnology Laboratory, Varennes, Québec, J3X 1S2, Canada
Department of Applied Chemistry, Indian School of Mines, Dhanbad, 826 004, India
Department of Chemistry, University of Delhi, Delhi, 110 007, India
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