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Shape-influenced magnetic properties of CoO nanoparticles

IR@CECRI: CSIR-Central Electrochemical Research Institute, Karaikudi

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Title Shape-influenced magnetic properties of CoO nanoparticles
 
Creator Kundu, S.
Nelson, A.J.
McCall, S.K.
Buuren, T.V.
Liang, H.
 
Subject Nanotechnology
Electrochemical Materials Science
 
Description Using a wet chemical approach, CoO nanospheres, nanorings, nanoflowers, and nanowires of different sizes were generated. Among those, nanorings show ferromagnetic behavior below 6 K while the nanospheres remain paramagnetic. X-ray photoelectron spectroscopy for Co 2p, 3p, and 3s corelevels indicates the paramagnetic high-spin Co(II) electronic configuration. This finding reveals the optical, electronic, and magnetic behavior of CoO nanoparticles (NPs) that opens new opportunities for future applications as catalysts precursors for making pigments, lithium-ion battery materials, or as solidstate sensors as anisotropy source for magnetic recording
 
Publisher Springer
 
Date 2013
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cecri.csircentral.net/3010/1/040-2013.pdf
Kundu, S. and Nelson, A.J. and McCall, S.K. and Buuren, T.V. and Liang, H. (2013) Shape-influenced magnetic properties of CoO nanoparticles. Journal of Nanoparticles Research, 15. p. 1587.
 
Relation http://cecri.csircentral.net/3010/