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cond-mat.other2010★ 18 cited
Quantum phase transition and excitations of the Tavis-Cummings lattice model
Michael Knap, Enrico Arrigoni, Wolfgang von der Linden
The enormous progress in controlling quantum optical and atomic systems has prompted ideas for new experimental realizations of strongly correlated many-body systems operating with…
cond-mat.other2009★ 28 cited
Spectral properties of coupled cavity arrays in one dimension
Michael Knap, Enrico Arrigoni, Wolfgang von der Linden
Spectral properties of coupled cavity arrays in one dimension are investigated by means of the variational cluster approach. Coupled cavity arrays consist of two distinct "particle…