53

Low-energy properties of regularly depleted spin ladders

Year:
1997
Language:
english
File:
PDF, 234 KB
english, 1997
55

Breakdown of the Mott insulator: Exact solution of an asymmetric Hubbard model

Year:
1998
Language:
english
File:
PDF, 130 KB
english, 1998
56

Spin chains with a periodic array of impurities

Year:
1997
Language:
english
File:
PDF, 125 KB
english, 1997
57

Exact Solution and Spectral Flow for Twisted Haldane-Shastry Model

Year:
1996
Language:
english
File:
PDF, 178 KB
english, 1996
58

interaction

Year:
1996
Language:
english
File:
PDF, 162 KB
english, 1996