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Morphological characterization of electrochemically synthesized cobalt nanowires using ion track membranes

S. KUMAR1,* , S. K. CHAKARVARTI2

Affiliation

  1. Department of Applied Physics, University College of Engineering, Punjabi University, Patiala – 147002, India
  2. Department of Applied Physics, National Institute of Technology (Deemed University), Kurukshetra - 136119, India

Abstract

15 μm thick polycarbonate films were irradiated to 58Ni (sp. energy 11.4 MeV per nucleon) having fluence of the order of 107 ions/cm2. Irradiated foils were etched chemically in 6N NaOH solution at 50 °C for 12 minutes to obtain the diameter of 100 nm. Aligned cobalt nanowire bunches have been prepared by dc electrodeposition in porous polycarbonate templates from cobalt sulphate solution containing boric acid at 45 °C. These nanowires have uniform diameters of about 100 nm, which corresponds to the pore sizes of the templates used and lengths are up to 6 μm.

Keywords

Cobalt nanowires, Templates, Ion track membranes.

Citation

S. KUMAR, S. K. CHAKARVARTI, Morphological characterization of electrochemically synthesized cobalt nanowires using ion track membranes, Optoelectronics and Advanced Materials - Rapid Communications, 1, 5, May 2007, pp.217-220 (2007).

Submitted at: April 4, 2007

Accepted at: April 5, 2007