Publications (84)
Strong Coulomb effects in hole-doped Heisenberg chains
J. Schnack
Thermodynamic observables of Mn12-acetate calculated for the full spin-Hamiltonian
O. Hanebaum, J. Schnack
Advanced quantum methods for the largest magnetic molecules
J. Schnack, J. Ummethum
Thermodynamics of the harmonic oscillator using coherent states
J. Schnack
Statistical Properties of Fermionic Molecular Dynamics
J. Schnack, H. Feldmeier
Quantum Theory of Molecular Magnetism
J. Schnack
Investigation of thermalization in giant-spin models by different Lindblad schemes
C. Beckmann, J. Schnack
Exchange randomness and spin dynamics in the frustrated magnetic Keplerate {W72V30}
J. Schnack, A. M. Todea, A. Müller +5
Realistic Interactions and Configuration Mixing in Fermionic Molecular Dynamics
T. Neff, H. Feldmeier, R. Roth +1
Nose-Hoover sampling of quantum entangled distribution functions
D. Mentrup, J. Schnack
Unexpected properties of the first excited state of non-bipartite Heisenberg spin rings
J. Schnack
Revisiting the chain magnetism in Sr14Cu24O41: Experimental and numerical results
R. Klingeler, B. Buchner, K. -Y. Choi +4
Thermodynamics of delta-chain with ferro- and antiferromagnetic interactions
D. V. Dmitriev, V. Ya. Krivnov, J. Richter +1
Sampling the two-dimensional density of states g(E,M) of a giant magnetic molecule using the Wang-Landau method
S. Torbruegge, J. Schnack
Rotational magnetocaloric effect of anisotropic giant spin systems
C. Beckmann, J. Ehrens, J. Schnack
Heisenberg exchange parameters of molecular magnets from the high-temperature susceptibility expansion
H. -J. Schmidt, J. Schnack, Marshall Luban
Nose-Hoover dynamics for coherent states
D. Mentrup, J. Schnack
Fermionic Molecular Dynamics: Multifragmentation in heavy-ion collisions and in excited nuclei
H. Feldmeier, J. Schnack
Discrete antiferromagnetic spin-wave excitations in the giant ferric wheel Fe18
J. Ummethum, J. Nehrkorn, S. Mukherjee +8
Optimized perturbation theory for molecular antiferromagnets
R. Schnalle, J. Schnack
Quasi-Particle Picture for Monatomic Gases
K. Baerwinkel, J. Schnack, U. Thelker
Approximate eigenvalue determination of geometrically frustrated magnetic molecules
R. Schnalle, A. Laeuchli, J. Schnack
Thermodynamic fermion-boson symmetry in harmonic oscillator potentials
H. -J. Schmidt, J. Schnack
Observation of field-dependent magnetic parameters in the magnetic molecule {Ni4Mo12}
J. Schnack, M. Brueger, M. Luban +9
Exact diagonalization studies of doped Heisenberg spin rings
J. Schnack, F. Ouchni
On cyclically shifted strings
K. Baerwinkel, H. -J. Schmidt, J. Schnack
Quantum rotational band model for the Heisenberg molecular magnet Mo72Fe30
J. Schnack, M. Luban, R. Modler
Spin dynamics of quantum and classical Heisenberg dimers
D. Mentrup, J. Schnack, Marshall Luban
Calculating the energy spectra of magnetic molecules: application of real- and spin-space symmetries
R. Schnalle, J. Schnack
Bounding and approximating parabolas for the spectrum of Heisenberg spin systems
H. -J. Schmidt, J. Schnack, Marshall Luban
Molecular Dynamics for Fermions
H. Feldmeier, J. Schnack
Effects of frustration on magnetic molecules: a survey from Olivier Kahn till today
J. Schnack
Evidence of Low-Energy Singlet Excited States in the Spin-1/2 Polyhedral Clusters {Mo$_{72}$V$_{30}$} and {W$_{72}$V$_{30}$} with Strongly Frustrated Kagomé Networks
T. Kihara, H. Nojiri, Y. Narumi +5
Competing Spin Phases in Geometrically Frustrated Magnetic Molecules
C. Schroeder, H. Nojiri, J. Schnack +3
Solitary waves on finite-size antiferromagnetic quantum Heisenberg spin rings
J. Schnack, P. Shchelokovskyy
Frustration effects in antiferromagnetic molecules: the cuboctahedron
J. Schnack, R. Schnalle
Influence of intermolecular interactions on magnetic observables
J. Schnack
Magnetism of the N=42 kagome lattice antiferromagnet
J. Schnack, J. Schulenburg, J. Richter
Thermodynamics of the one-dimensional frustrated Heisenberg ferromagnet with arbitrary spin
M. Haertel, J. Richter, D. Ihle +2
Magnetic response of magnetic molecules with non-collinear local d-tensors
J. Schnack
Molecular dynamics investigations on a quantum system in a thermostat
J. Schnack
Revisiting and modeling the magnetism of hole-doped CuO_2 spin chains in Sr{14-x}Ca_xCu_{24}O_{41}
J. Schnack, R. Klingeler, V. Kataev +1
Magnetization curves of deposited finite spin chains
H. -T. Langwald, J. Schnack
Alternating-spin S=3/2 and sigma=1/2 Heisenberg chain with three-body exchange interactions
N. B. Ivanov, S. I. Petrova, J. Schnack
Transition from quantum to classical Heisenberg trimers: Thermodynamics and time correlation functions
D. Mentrup, H. -J. Schmidt, J. Schnack +1
Combined use of translational and spin-rotational invariance for spin systems
T. Heitmann, J. Schnack
Exact eigenstates of highly frustrated spin lattices probed in high fields
J. Schnack, H. -J. Schmidt, A. Honecker +2
Macroscopic magnetization jumps due to independent magnons in frustrated quantum spin lattices
J. Schulenburg, A. Honecker, J. Schnack +2
Improved upper and lower energy bounds for antiferromagnetic Heisenberg spin systems
K. Baerwinkel, H. -J. Schmidt, J. Schnack
Approximating parabolas as natural bounds of Heisenberg spectra: Reply on the comment of O. Waldmann
H. -J. Schmidt, J. Schnack, Marshall Luban
Optimized implementation of the Lanczos method for magnetic systems
J. Schnack, P. Hage, H. -J. Schmidt
Classical molecular dynamics investigations of biphenyl-based carbon nano membranes
A. Mrugalla, J. Schnack
Theoretical estimates for proton-NMR spin-lattice relaxation rates of heterometallic spin rings
M. Allalen, J. Schnack
Enhanced magnetocaloric effect in frustrated magnetic molecules with icosahedral symmetry
J. Schnack, R. Schmidt, J. Richter
Exact eigenstates and macroscopic magnetization jumps in strongly frustrated spin lattices
J. Richter, J. Schulenburg, A. Honecker +2
Frustration effects in magnetic molecules
J. Schnack
Numerical Renormalization Group calculations of the magnetization of isotropic and anisotropic Kondo impurities
M. Höck, J. Schnack
Quantum numbers for relative ground states of antiferromagnetic Heisenberg spin rings
K. Baerwinkel, P. Hage, H. -J. Schmidt +1
Exchange interactions and magnetic anisotropy in the "Ni_4" magnetic molecule
A. V. Postnikov, M. Brueger, J. Schnack
Rotational modes in molecular magnets with antiferromagnetic Heisenberg exchange
J. Schnack, Marshall Luban
Partition functions and symmetric polynomials
H. -J. Schmidt, J. Schnack
Fermionic Molecular Dynamics and short range correlations
H. Feldmeier, T. Neff, R. Roth +1
Investigations on finite ideal quantum gases
H. -J. Schmidt, J. Schnack
Structure and relevant dimension of the Heisenberg model and applications to spin rings
K. Baerwinkel, H. -J. Schmidt, J. Schnack
Heat capacity uncovers physics of a frustrated spin tube
N. B. Ivanov, J. Schnack, R. Schnalle +6
Ground state properties of antiferromagnetic Heisenberg spin rings
K. Baerwinkel, H. -J. Schmidt, J. Schnack
Frustration-induced exotic properties of magnetic molecules
J. Schnack
Frustration effects in magnetic molecules
R. Schmidt, J. Richter, J. Schnack
Van Der Waals Revisited
K. Baerwinkel, J. Schnack
A unitary correlation operator method
H. Feldmeier, T. Neff, R. Roth +1
Liquid-gas phase transition in finite nuclei within Fermionic Molecular Dynamics
H. Feldmeier, J. Schnack
Magnetic excitations in {Mo72Fe30}
V. O. Garlea, S. E. Nagler, J. L. Zarestky +11
The nuclear liquid-gas phase transition within Fermionic Molecular Dynamics
J. Schnack, H. Feldmeier
Application of the finite-temperature Lanczos method for the evaluation of magnetocaloric properties of large magnetic molecules
J. Schnack, C. Heesing
Quasi-exact evaluation of the magnetic properties of a giant Keplerate molecule
J. Schnack
Phase diagram of the alternating-spin Heisenberg chain with extra isotropic three-body exchange interactions
N. B. Ivanov, J. Ummethum, J. Schnack
Inelastic neutron scattering study and Hubbard model description of the antiferromagnetic tetrahedral molecule Ni4Mo12
J. Nehrkorn, M. Höck, M. Brüger +3
Thermal DMRG for highly frustrated quantum spin chains: a user perspective
R. Heveling, J. Richter, J. Schnack
Fermionic Molecular Dynamics
H. Feldmeier, J. Schnack
Advanced Finite-Temperature Lanczos Method for anisotropic spin systems
O. Hanebaum, J. Schnack
Independent magnon states on magnetic polytopes
J. Schnack, H. -J. Schmidt, J. Richter +1
Numerically exact and approximate determination of energy eigenvalues for antiferromagnetic molecules using irreducible tensor operators and general point-group symmetries
R. Schnalle, J. Schnack
Magnetic characterization of the frustrated three-leg ladder compound [(CuCl2tachH)3Cl]Cl2
J. Schnack, Hiroyuki Nojiri, P. Koegerler +2
Properties of highly frustrated magnetic molecules studied by the finite-temperature Lanczos method
J. Schnack, O. Wendland