papers
Publications (19)
cond-mat.str-el2012
Dynamic density-density correlations in interacting Bose gases on optical lattices
S. Ejima, H. Fehske, F. Gebhard
cond-mat.str-el2011
Magnetic Properties of the Second Mott Lobe in Pairing Hamiltonians
M. J. Bhaseen, S. Ejima, M. Hohenadler +4
cond-mat.quant-gas2011
Ising Deconfinement Transition Between Feshbach-Resonant Superfluids
S. Ejima, M. J. Bhaseen, M. Hohenadler +3
cond-mat.str-el2008
Random dispersion approximation for the Hubbard model
S. Ejima, F. Gebhard, R. M. Noack
cond-mat.str-el2013
Anderson localization versus charge-density-wave formation in disordered electron systems
S. Nishimoto, S. Ejima, H. Fehske
cond-mat.str-el2009
Quantum phase transition in a 1D transport model with boson affected hopping: Luttinger liquid versus charge-density-wave behavior
S. Ejima, G. Hager, H. Fehske
cond-mat.str-el2010
DMRG analysis of the SDW-CDW crossover region in the 1D half-filled Hubbard-Holstein model
S. Ejima, H. Fehske
cond-mat.str-el2003
Separated Spin and Charge Excitations and their Coupling in the Spin-Pseudospin Model for Quarter-Filled Ladders
Y. Ohta, T. Nakaegawa, S. Ejima
cond-mat.str-el2012
Phase separation in the Edwards model
S. Ejima, S. Sykora, K. W. Becker +1
cond-mat.str-el2014
Order, criticality and excitations in the extended Falicov-Kimball model
S. Ejima, T. Kaneko, Y. Ohta +1
cond-mat.str-el2011
Dynamic properties of the one-dimensional Bose-Hubbard model
S. Ejima, H. Fehske, F. Gebhard
cond-mat.str-el2009
One-Dimensional Quantum Transport Affected by a Background Medium: Fluctuations versus Correlations
S. Ejima, H. Fehske
cond-mat.str-el2013
Exact-diagonalization study of exciton condensation in electron bilayers
T. Kaneko, S. Ejima, H. Fehske +1
cond-mat.str-el2005
Spin and charge excitations in the anisotropic Hubbard ladder at quarter filling with charge-ordering instability
Y. Ohta, T. Nakaegawa, S. Ejima
cond-mat.str-el2009
Luttinger parameters and momentum distribution function for the half-filled spinless fermion Holstein model: A DMRG approach
S. Ejima, H. Fehske
cond-mat.str-el2011
Metal-insulator transition in the Edwards model
H. Fehske, S. Ejima, G. Wellein +1
cond-mat.quant-gas2013
One-dimensional Bose-Hubbard model with local three-body interactions
S. Ejima, F. Lange, H. Fehske +2
cond-mat.quant-gas2012
Discrete Symmetry Breaking Transitions Between Paired Superfluids
M. J. Bhaseen, S. Ejima, F. H. L. Essler +3
cond-mat.str-el2006
Thermodynamics of the one-dimensional half-filled Hubbard model in the spin-disordered regime
S. Ejima, F. H. L. Essler, F. Gebhard