97 citations · 674 across the 32 of their papers we have counts for
24 papers · 1 filter
Multiparameter universality and conformal field theory for anisotropic confined systems: test by Monte Carlo simulations
Volker Dohm, Stefan Wessel, Benedikt Kalthoff +1
Analytic predictions have been derived recently by V. Dohm and S. Wessel, Phys. Rev. Lett. {\bf 126}, 060601 (2021) from anisotropic theory and conformal field theory for the…
Finite-size effects in the rough phase of the 3d Ising model
Walter Selke
Using Monte Carlo simulations, finite-size effects of interfacial properties in the rough phase of the Ising on a cubic lattice with sites are studied. In parti…
Particles, string and interface in the three-dimensional Ising model
Gesualdo Delfino, Walter Selke, Alessio Squarcini
We consider the three-dimensional Ising model slightly below its critical temperature, with boundary conditions leading to the presence of an interface. We show how the interfacial…
Vortex mass in the three-dimensional scalar theory
Gesualdo Delfino, Walter Selke, Alessio Squarcini
We study the spontaneously broken phase of the model in three dimensions, with boundary conditions enforcing the presence of a vortex line. Comparing Monte Carlo and field the…
Structure of interfaces at phase coexistence. Theory and numerics
Gesualdo Delfino, Walter Selke, Alessio Squarcini
We compare results of the exact field theory of phase separation in two dimensions with Monte Carlo simulations for the -state Potts model with boundary conditions producing an…
Anisotropic XY antiferromagnets in a field
W. Selke, S. Wessel
Classical anisotropic XY antiferromagnets in a field on square and simple cubic lattices are studied using mainly Monte Carlo simulations. While in two dimensions the ordered antif…
Interfacial adsorption in Potts models on the square lattice
N. G. Fytas, A. Malakis, W. Selke +1
We study the effect of interfacial phenomena in two-dimensional perfect and random (or disordered) -state Potts models with continuous phase transitions, using, mainly, Monte Ca…
Fluctuations of isolated and confined surface steps of monoatomic height
Walter Selke
The temporal evolution of equilibrium fluctuations for surface steps of monoatomic height is analyzed studying one-dimensional solid-on-solid models. Using Monte Carlo simulations,…
Multicritical points in the three-dimensional XXZ antiferromagnet with single-ion anisotropy
Walter Selke
The classical Heisenberg antiferromagnet with uniaxial exchange anisotropy, the XXZ model, and competing planar single-ion anisotropy in a magnetic field on a simple cubic lattice…
Ground state properties of antiferromagnetic anisotropic S=1 Heisenberg spin chains
D. Peters, I. P. McCulloch, W. Selke
Using (infinite) density matrix renormalization group techniques, ground state properties of antiferromagnetic S=1 Heisenberg spin chains with exchange and single-site anisotropies…
Evidence for a bicritical point in the XXZ Heisenberg antiferromagnet on a simple cubic lattice
Walter Selke
The classical Heisenberg antiferromagnet with uniaxial exchange anisotropy, the XXZ model, in a magnetic field on a simple cubic lattice is studied with the help of extensive Monte…
Heisenberg antiferromagnets with uniaxial exchange and cubic anisotropies in a field
G. Bannasch, W. Selke
Classical Heisenberg antiferromagnets with uniaxial exchange anisotropy and a cubic anisotropy term in a field on simple cubic lattices are studied with the help of ground state co…
Uniaxially anisotropic antiferromagnets in a field on a square lattice
M. Holtschneider, W. Selke
Classical uniaxially anisotropic Heisenberg and XY antiferromagnets in a field along the easy axis on a square lattice are analysed, applying ground state considerations and Monte…
Critical Binder cumulant for isotropic Ising models on square and triangular lattices
W. Selke
Using Monte Carlo techniques, the critical Binder cumulant U* of isotropic nearest-neighbour Ising models on square and triangular lattices is studied. For rectangular shapes, empl…
The disordered flat phase of a crystal surface - critical and dynamic properties
J. Klaers, W. Selke
We analyze a restricted SOS model on a square lattice with nearest and next-nearest neighbor interactions, using Monte Carlo techniques. In particular, the critical exponents at th…
Critical Binder cumulant of two-dimensional Ising models
W. Selke
The fourth-order cumulant of the magnetization, the Binder cumulant, is determined at the phase transition of Ising models on square and triangular lattices, using Monte Carlo tech…
Critical Binder cumulant in two-dimensional anisotropic Ising models
W. Selke, L. N. Shchur
The Binder cumulant at the phase transition of Ising models on square lattices with various ferromagnetic nearest and next-nearest neighbour couplings is determined using mainly Mo…
Two-dimensional anisotropic Heisenberg antiferromagnet in a field
M. Holtschneider, W. Selke, R. Leidl
The classical, square lattice, uniaxially anisotropic Heisenberg antiferromagnet in a magnetic field parallel to the easy axis is studied using Monte Carlo techniques. The model di…
Ising antiferromagnet with mobile, pinned and quenched defects
W. Selke, M. Holtschneider, R. Leidl
Motivated by recent experiments on (Sr,Ca,La)_14 Cu_24 O_41, a two-dimensional Ising antiferromagnet with mobile, locally pinned and quenched defects is introduced and analysed usi…
Phase diagrams of a classical two-dimensional Heisenberg antiferromagnet with single-ion anisotropy
R. Leidl, W. Selke
A classical variant of the two-dimensional anisotropic Heisenberg model reproducing inelastic neutron scattering experiments on La_5 Ca_9 Cu_24 O_41 [M. Matsuda et al., Phys.Rev. B…
Critical phenomena at perfect and non-perfect surfaces
Michel Pleimling
In the past perfect surfaces have been shown to yield a local critical behaviour that differs from the bulk critical behaviour. On the other hand surface defects, whether they are…
Comment on "Frustrating interactions and broadened magnetic interactions in the edge-sharing CuO_2 chains in La_5 Ca_9 Cu_24 O_41"
R. Leidl, W. Selke
Using Monte Carlo techniques, we show that the two--dimensional anisotropic Heisenberg model reproducing nicely inelastic neutron scattering measurements on La_5 Ca_9 Cu_24 O_41 (M…
Phase diagrams of Ising films with competing interactions
W. Selke, M. Pleimling, D. Catrein
The axial next-nearest-neighbour Ising (ANNNI) model of finite thickness is studied. Using mean-field theory, Monte Carlo simulations, and low-temperature analyses, phase diagrams…
Boundary critical behaviour of two-dimensional random Ising models
F. Igloi, P. Lajko, W. Selke +1
Using Monte Carlo techniques and a star-triangle transformation, Ising models with random, 'strong' and 'weak', nearest-neighbour ferromagnetic couplings on a square lattice with a…