Analysis of the low temperature magnetic contributions to the specific heat of (Nd.sub.x./sub.Y.sub.1-x./sub.).sub.2/3./sub.Ca.sub.1/3./sub.MnO.sub.3./sub. (x=0,0.1)

0368798 - FZÚ 2012 RIV US eng J - Journal Article
Feher, A. - Dolya, S. - Fertman, E. - Kajňaková, M. - Desnenko, V. - Šebek, Josef - Šantavá, Eva
Analysis of the low temperature magnetic contributions to the specific heat of (Nd_xY_1-x)_2/3Ca_1/3MnO₃ (x=0,0.1).
Journal of Low Temperature Physics. Roč. 162, 5-6 (2011), s. 529-535. ISSN 0022-2291. E-ISSN 1573-7357
Institutional research plan: CEZ:AV0Z10100520
Keywords : specific heat * spin-wave excitations * magnetic glass
Subject RIV: BM - Solid Matter Physics ; Magnetism
Impact factor: 1.188, year: 2011

The low temperature specific heat has been studied for 0.4 magnetic fields up to 9 T. Applied magnetic fields lead to the great drop of the specific heat. Experimental data were fitted by the sum of the hyperfine Chyp, the linear T -dependent glassy state Csg and the spin waves Csw contributions.
Permanent Link: http://hdl.handle.net/11104/0203041