Published January 2010 | Version v1
Journal article

Spontaneous magnetization of quantum XY-chain from finite chain form-factor

Creators

  • 1. Bogolyubov Institute for Theoretical Physics, Kyiv (Ukraine)

Description

Using the explicit factorized formulas for matrix elements (form-factors) of the spin operators between vectors of the Hamiltonian of a finite quantum XY-chain in a transverse field, the spontaneous magnetization for σx and σy is re-derived in a simple way.

Additional details

Publishing Information

Journal Title
Ukrayins'kij Fyizichnij Zhurnal (Kyiv)
Journal Volume
55
Journal Issue
no.1
Journal Page Range
p. 116-120
ISSN
0372-400X

Conference

Title
Modern Problems of Theoretical and Mathematical Physics
Dates
15-18 Sep 2009
Place
Kyiv (Ukraine)

INIS

Country of Publication
Ukraine
Country of Input or Organization
Ukraine
INIS RN
41071763
Subject category
S71: CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS;
Resource subtype / Literary indicator
Conference
Descriptors DEI
EIGENVECTORS; FORM FACTORS; HAMILTONIANS; MAGNETIZATION; MATRIX ELEMENTS; SPIN; TRANSFORMATIONS; WIGNER THEORY
Descriptors DEC
ANGULAR MOMENTUM; DIMENSIONLESS NUMBERS; MATHEMATICAL OPERATORS; PARTICLE PROPERTIES; QUANTUM OPERATORS