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papers

Publications (6)

cond-mat.str-el2003

Determination of the exchange energies in Li2VOSiO4 from a high-temperature series analysis of the square lattice J1-J2 Heisenberg model

G. Misguich, B. Bernu, L. Pierre

cond-mat.stat-mech1998

First excitations of the spin 1/2 Heisenberg antiferromagnet on the kagomé lattice

Ch. Waldtmann, H. -U. Everts, B. Bernu +4

cond-mat.str-el1997

Order versus Disorder in the Quantum Heisenberg Antiferromagnet on the Kagom{é} lattice: an approach through exact spectra analysis

P. Lecheminant, B. Bernu, C. Lhuillier +2

cond-mat1995

$J_1-J_2$ quantum Heisenberg antiferromagnet on the triangular lattice: a group symmetry analysis of order by disorder

P. Lecheminant, B. Bernu, C. Lhuillier +1

cond-mat1994

Exact spectra, spin susceptibilities and order parameter of the quantum Heisenberg antiferromagnet on the triangular lattice

B. Bernu, P. Lecheminant, C. Lhuillier +1

cond-mat.str-el2008

Chirality and $Z_2$ vortices in an Heisenberg spin model on the kagomé lattice

J. -C. Domenge, C. Lhuillier, L. Messio +2