Publications (30)
Current fidelity susceptibility and conductivity in one-dimensional lattice models with open and periodic boundary conditions
S. Greschner, A. K. Kolezhuk, T. Vekua
Quantum phase transitions in trimerized zig-zag spin ladders
H. D. Rosales, D. C. Cabra, M. D. Grynberg +2
Frustrated spin chains in strong magnetic field: dilute two-component Bose gas regime
A. K. Kolezhuk, F. Heidrich-Meisner, S. Greschner +1
Adiabatic spin cooling using high-spin Fermi gases
M. Colomé-Tatché, C. Klempt, L. Santos +1
Field-induced phase transitions of repulsive spin-1 bosons in optical lattices
K. Rodriguez, A. Argüelles, A. K. Kolezhuk +2
Magnetization plateaux induced by a coupling to the lattice
T. Vekua, D. C. Cabra, A. Dobry +2
Resonances in a dilute gas of magnons and metamagnetism of isotropic frustrated ferromagnetic spin chains
M. Arlego, F. Heidrich-Meisner, A. Honecker +2
Magnetic field induced phase transitions in spin ladders with ferromagnetic legs
T. Vekua, G. I. Japaridze, H. -J. Mikeska
Ultra-cold bosons in zig-zag optical lattices
S. Greschner, L. Santos, T. Vekua
Ferromagnetic spin-orbital liquid of dipolar fermions in zigzag lattices
G. Sun, A. K. Kolezhuk, L. Santos +1
Excitations with fractional spin less than 1/2 in frustrated magnetoelastic chains
C. J. Gazza, A. O. Dobry, D. C. Cabra +1
Frustrated ferromagnetic spin-1/2 chain in a magnetic field: The phase diagram and thermodynamic properties
F. Heidrich-Meisner, A. Honecker, T. Vekua
Vortex and Meissner phases of strongly-interacting bosons on a two-leg ladder
M. Piraud, F. Heidrich-Meisner, I. P. McCulloch +3
Topological quasi-one-dimensional state of interacting spinless electrons
G. Sun, T. Vekua
Ground-state phases of rung-alternated spin-1/2 Heisenberg ladder
F. Amiri, G. Sun, H. -J. Mikeska +1
Spontaneous increase of magnetic flux and chiral-current reversal in bosonic ladders: Swimming against the tide
S. Greschner, M. Piraud, F. Heidrich-Meisner +3
Symmetry-broken states in a system of interacting bosons on a two-leg ladder with a uniform Abelian gauge field
S. Greschner, M. Piraud, F. Heidrich-Meisner +3
Magnetic field induced band insulator to Mott insulator transformations in 4-component alkali fermions at half-filling
J. Jaramillo, S. Greschner, T. Vekua
Correlation functions and excitation spectrum of the frustrated ferromagnetic spin-1/2 chain in an external magnetic field
T. Vekua, A. Honecker, H. -J. Mikeska +1
Fidelity at Berezinskii-Kosterlitz-Thouless quantum phase transitions
G. Sun, A. K. Kolezhuk, T. Vekua
Perturbation theories for the S=1/2 spin ladder with four-spin ring exchange
M. Mueller, T. Vekua, H. -J. Mikeska
Critical properties of 1D spin-gapped fermions at the onset of magnetization
T. Vekua, S. I. Matveenko, G. V. Shlyapnikov
Magnetic monopoles vs. Hopf defects in the Laplacian (Abelian) gauge
F. Bruckmann, T. Heinzl, T. Vekua +1
Exploring spin-orbital models with dipolar fermions in zig-zag optical lattices
G. Sun, G. Jackeli, L. Santos +1
Spin-orbit coupled fermions in ladder-like optical lattices at half-filling
G. Sun, J. Jaramillo, L. Santos +1
Topological order-by-disorder in orbitally degenerate dipolar bosons in zig-zag lattice
G. Sun, T. Vekua
Vortex-hole duality: a unified picture of weak and strong-coupling regimes of bosonic ladders with flux
S. Greschner, T. Vekua
Helical multiferroics for electric field controlled quantum information processing
M. Azimi, L. Chotorlishvili, S. K. Mishra +3
Magnetic phases of spin-3/2 fermions on a spatially anisotropic square lattice
A. K. Kolezhuk, T. Vekua
Phase diagrams of spin ladders with ferromagnetic legs
T. Vekua, G. I. Japaridze, H. -J. Mikeska