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Nesterov, A. I. Geometric phases and quantum phase transitions in open systems / A. I. Nesterov, S. G. Ovchinnikov> // Phys. Rev. E. - 2008. - Vol. 78, Is. 1. - Ст. 15202, DOI 10.1103/PhysRevE.78.015202. - Cited References: 29
. - ISSN 1539-3755РУБ Physics, Fluids & Plasmas + Physics, Mathematical Рубрики: POINTS DEGENERACIES Кл.слова (ненормированные): Chlorine compounds -- Electron tunneling -- Ferromagnetism -- Ising model -- Magnetic fields -- Magnetism -- Open systems -- Quantum electronics -- Quantum optics -- Sedimentation -- Effective Hamiltonian -- Eigenvalues -- First orders -- Geometric phase -- Geometric phases -- Ground-state -- Hermitian -- One-dimensional -- Open quantum systems -- Quantum phase transition -- Quantum phase transitions -- Transverse-magnetic fields -- Phase transitions Аннотация: The relationship is established between quantum phase transitions and complex geometric phases for open quantum systems governed by a non-Hermitian effective Hamiltonian with accidental crossing of the eigenvalues. In particular, the geometric phase associated with the ground state of the one-dimensional dissipative Ising model in a transverse magnetic field is evaluated, and it is demonstrated that the related quantum phase transition is of the first order.
WOS, Scopus, Читать в сети ИФ Держатели документа: [Nesterov, Alexander I.] Univ Guadalajara, CUCEI, Dept Fis, Guadalajara 44420, Jalisco, Mexico [Ovchinnikov, S. G.] SB RAS, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia [Ovchinnikov, S. G.] Siberian Fed Univ, Krasnoyarsk 660041, Russia ИФ СО РАН Departamento de Fisica, CUCEI, Universidad de Guadalajara, Av. Revolucion 1500, Guadalajara, Codigo Postal 44420, Jalisco, Mexico L. V. Kirensky Institute of Physics, SB, RAS, 660036 Krasnoyarsk, Russian Federation Siberian Federal University, 660041, Krasnoyarsk, Russian Federation Доп.точки доступа: Ovchinnikov, S. G.; Овчинников, Сергей Геннадьевич } Найти похожие
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