Validity of t–J approximation for extended Hubbard model with strong repulsion

dc.contributor.author	Cheranovskii, V.O.
dc.contributor.author	Klein, D.J.
dc.contributor.author	Ezerskaya, E.V.
dc.contributor.author	Tokarev, V.V.
dc.date.accessioned	2021-01-31T18:06:14Z
dc.date.available	2021-01-31T18:06:14Z
dc.date.issued	2017
dc.identifier.citation	Validity of t–J approximation for extended Hubbard model with strong repulsion / V.O. Cheranovskii, D.J. Klein, E.V. Ezerskaya, V.V. Tokarev // Физика низких температур. — 2017. — Т. 43, № 11. — С. 1622-1625. — Бібліогр.: 10 назв. — англ.	uk_UA
dc.identifier.issn	0132-6414
dc.identifier.other	PACS: 75.10.Jm, 75.40.Сx
dc.identifier.uri	http://dspace.nbuv.gov.ua/handle/123456789/175320
dc.description.abstract	It is shown that for finite cyclic systems described by two band Hubbard Hamiltonian with strong electron repulsion the reduction to effective t–J model may give incorrect description of the ground state symmetry due to neglect of the correlated hopping terms.	uk_UA
dc.description.sponsorship	V.O.C. acknowledges the support of the VolkswagenStiftung, Germany (via Grant No. 151110). D.J.K. acknowledges the support of the Welch Foundation of Houston, Texas (via Grant No. BD-0894).	uk_UA
dc.language.iso	en	uk_UA
dc.publisher	Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України	uk_UA
dc.relation.ispartof	Физика низких температур
dc.subject	Специальный выпуск. К 80-летию со дня рождения А.И. Звягина	uk_UA
dc.title	Validity of t–J approximation for extended Hubbard model with strong repulsion	uk_UA
dc.type	Article	uk_UA
dc.status	published earlier	uk_UA