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Statistical Mechanics of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>X</mml:mi><mml:mi/><mml:mi>Y</mml:mi></mml:math>Model. II. Spin-Correlation Functions

Eytan BarouchIBM Watson Laboratory, Columbia University, New York, New York 10025Barry M. McCoyInstitute for Theoretical Physics, State University of New York, Stony Brook, New York, 11790

1971lv

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ABI

Annotatsiya

The spin-correlation functions of the one-dimensional $XY$ model are studied in the presence of a constant magnetic field. We find that the asymptotic behavior of these correlation functions depends strongly on the various parameters of the Hamiltonian.

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Identifikatorlar

DOI: 10.1103/physreva.3.786

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