papers
Publications (7)
cond-mat.str-el1997
Strong-coupling Expansions at Finite Temperatures: Application to Quantum Disordered and Quantum Critical Phases
Norbert Elstner, Rajiv. R. P. Singh
cond-mat1998
Quantum phase transitions in the Triangular-lattice Bilayer Heisenberg Model
Rajiv R. P. singh, Norbert Elstner
cond-mat1995
Crossover Phase Diagram of 2D Heisenberg Ferro- and Antiferromagnets
Alexander Sokol, Norbert Elstner, Rajiv R. P. Singh
cond-mat.str-el1998
Field dependent thermodynamics and Quantum Critical Phenomena in the dimerized spin system Cu2(C5H12N2)2Cl4
Norbert Elstner, Rajiv R. P. Singh
cond-mat1996
Isotropic Spin Wave Theory of Short-Range Magnetic Order
Alexander Sokol, Rajiv R. P. Singh, Norbert Elstner
cond-mat.str-el2000
High Temperature Expansion for Frustrated and Unfrustrated S=1/2 Spin Chains
Alexander Buehler, Norbert Elstner, Goetz S. Uhrig
cond-mat.supr-con1999
A numerical exact solution of the Bose-Hubbard model
Norbert Elstner, Hartmut Monien