0133523 - FZU-D 20010218 RIV CH eng J - Journal Article
Nekvasil, Vladimír - Jandl, S. - Cardona, M. - Diviš, M. - Nugroho, A. A.
4f-levels in rare earth cuprates: crystal field and exchange interaction.
Journal of Alloys and Compounds. 323-324, - (2001), s. 549-553. ISSN 0925-8388. E-ISSN 1873-4669
R&D Projects: GA ČR GA202/00/1602; GA ČR GA202/99/0184
Grant - others:GA UK(XC) 145/2000/B-FYZ
Institutional research plan: CEZ:A02/98:Z1-010-914
Keywords : High-Tc superconductors * crystal and ligand field * exchange and superexchange
Subject RIV: BM - Solid Matter Physics ; Magnetism
Impact factor: 0.953, year: 2001

Sets of the parameters of the crystal field hamiltonian for trivalent Nd and Sm in regular as well as in Ba-sites in RE_1-xBa_2-xCu_3O_6+x are determined. Nd_2CuO_4 is found to be an exceptionally suitable system to study the anisotropy of the exchange interaction.
Permanent Link: http://hdl.handle.net/11104/0031488