New superconducting and magnetic R-T-B-C systems (R = rare earth; T = Ni, Pd)

Gupta, L. C. ; Nagarajan, R. ; Hossain, Z. ; Mazumdar, Chandan ; Dhar, S. K. ; Godart, C. ; Levy-Clement, C. ; Padalia, B. D. ; Vijayaraghavan, R. (1995) New superconducting and magnetic R-T-B-C systems (R = rare earth; T = Ni, Pd) Journal of Magnetism and Magnetic Materials, 140-144 . pp. 2053-2054. ISSN 0304-8853

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Official URL: http://www.sciencedirect.com/science/article/pii/0...

Related URL: http://dx.doi.org/10.1016/0304-8853(94)01592-9

Abstract

Our discovery of superconductivity in Y-Ni-B-C system (Tc~12 K) has opened up a new field in superconductivity and magnetism in intermetallics. A brief description of the discovery of these new borocarbide materials is given. We have synthesised NdNi2B2C and GdNi2B2C for the first time and our measurements show that NdNi2B2C (Tm ~5 K) and GdNi2B2C (Tm ~19 K) undergo magnetic ordering. CeNi2B2C does not exhibit magnetic ordering down to 4.2 K; the magnitude of its magnetic susceptibility is consistent with Ce ions in mixed valence state. We comment on the magnetic properties of the two superconducting materials ErNi2B2C and LuNi2B2C.

Item Type:Article
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ID Code:61739
Deposited On:15 Sep 2011 11:58
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