2 papers
cond-mat.stat-mech1999
Finite-temperature correlations in the trapped Bose gas
N. M. Bogoliubov, R. K. Bullough, V. S. Kapitonov +2
Previous functional integral methods for translationally invariant systems have been extended to the case of a confining trap potential. Essentially all finite-temperature properti…
solv-int1997
Equal-time temperature correlators of the one-dimensional Heisenberg XY chain
A. G. Izergin, V. S. Kapitonov, N. A. Kitanine
Representations as determinants of dimensional matrices are obtained for equal-time temperature correlators of the anisotropic Heisenberg XY chain. These representation…