ACTA

Strong Electronic Correlations in a New Yb-Based Compound: YbCu₄Ni

I. Čurlik^a, M. Reiffers^{a, b}, M. Giovannini^c, E. Gažo^a, J. Šebek^d, and E. Šantavá^d
^aInstitute of Experimental Physics, Watsonova 47, SK 043 53 Košice, Slovakia
^bFaculty of Sciences, University of Prešov, 17. novembra 1, SK 080 78 Prešov, Slovakia
^cCNR-SPIN and Department of Chemistry, University of Genova, I-16146 Genova, Italy
^dInstitute of Physics, V Holešovičkách 2, CZ-18000 Praha, Czech Republic

Full Text PDF

Heat capacity measurements performed on the new ternary compound YbCu₄Ni indicate for this compound strong electronic correlations with possible antiferromagnetic phase transition below 0.5 K. Susceptibility and magnetisation measurements above 2 K show no magnetic ordering.

DOI: 10.12693/APhysPolA.118.919
PACS numbers: 71.27.+a, 75.30.-m, 75.30.Mb