Buendia, G. M, Rikvold, P. A., Kolesik, M., Park, K., Novotny, M. A.
The nanoscopic structure and the stationary propagation velocity of (1+1)-dimensional solid-on-solid interfaces in an Ising lattice-gas model, which are driven far from equilibrium by an applied...
Buendia, G. M., Rikvold, P. A., Kolesik, M.
We present analytical results and kinetic Monte Carlo simulations for the mobility and microscopic structure of solid-on-solid (SOS) interfaces driven far from equilibrium by an external force, such...
Buendia, G. M., Rikvold, P. A., Kolesik, M.
We study the microscopic structure and the stationary propagation velocity of (1+1)-dimensional solid-on-solid interfaces in an Ising lattice-gas model, which are driven far from equilibrium by an...
Dynamic Nonlinear X-waves for Femtosecond Pulse Propagation in Water (2003)
Kolesik, M., Wright, E. M., Moloney, J. V.
Recent experiments on femtosecond pulses in water displayed long distance propagation analogous to that reported in air. We verify this phenomena numerically and show that the propagation is dynamic...
Rikvold, Per Arne, Kolesik, M.
We present theoretical and dynamic Monte Carlo simulation results for the mobility and microscopic structure of 1+1-dimensional Ising interfaces moving far from equilibrium in an applied field under...
The local structure of a solid-on-solid (SOS) interface in a two-dimensional kinetic Ising ferromagnet with single-spin-flip Glauber dynamics, which is driven far from equilibrium by an applied...
Polarization dynamics of femtosecond pulses propagating in air (2001)
Kolesik, M., Moloney, J. V., Wright, E. M.
Polarization dynamics of femtosecond light pulses propagating in air is studied by computer simulation. A rich variety of dynamics is found that depends on the initial polarization state and power of...
Novotny, M. A., Rikvold, P. A., Kolesik, M., Townsley, D. M., Ramos, R. A.
We present a brief analysis of the crossover phase diagram for the decay of a metastable phase in a simple dynamic lattice-gas model of a two-phase system. We illustrate the nucleation-theoretical...
Analytic Approximations for the Velocity of Field-Driven Ising Interfaces (1999)
Rikvold, Per Arne, Kolesik, M.
We present analytic approximations for the field, temperature, and orientation dependences of the interface velocity in a two-dimensional kinetic Ising model in a nonzero field. The model, which has...
Slow Forcing in the Projective Dynamics Method (1998)
Novotny, M. A., Kolesik, M., Rikvold, P. A.
We provide a proof that when there is no forcing the recently introduced projective dynamics Monte Carlo algorithm gives the exact lifetime of the metastable state, within statistical uncertainties....
Kolesik, M., Novotny, M. A., Rikvold, Per Arne
Iron sesquilayers are ultrathin films with coverages between one and two atomic monolayers. They consist of an almost defect-free monolayer with compact islands of a second atomic layer on top. This...
Nucleation theory of Magnetization Switching in Nanoscale Ferromagnets (1998)
Rikvold, P. A., Novotny, M. A., Kolesik, M., Richards, H. L.
Magnetization Switching in Single-Domain Ferromagnets (1997)
Novotny, M. A., Kolesik, M., Rikvold, P. A.
A model for single-domain uniaxial ferromagnetic particles with high anisotropy, the Ising model, is studied. Recent experimental observations have been made of the probability that the magnetization...
A projection method for statics and dynamics of lattice spin systems (1997)
Kolesik, M., Novotny, M. A., Rikvold, P. A.
A method based on Monte Carlo sampling of the probability flows projected onto the subspace of one or more slow variables is proposed for investigation of dynamic and static properties of lattice...
Magnetization Switching in Single-Domain Ferromagnets (1997)
A model for single-domain uniaxial ferromagnetic particles with high anisotropy, the Ising model, is studied. Recent experimental observations have been made of the probability that the magnetization...
Projected Dynamics for Metastable Decay in Ising Models (1997)
M. Kolesik, M. A. Novotny, P. A. Rikvold, D. M. Townsley
. The magnetization switching dynamics in the kinetic Ising model is projected onto a one-dimensional absorbing Markov chain. The resulting projected dynamics reproduces the direct simulation results...
Monte Carlo Simulation of Magnetization Reversal in Fe Sesquilayers on W(110) (1997)
Kolesik, M., Novotny, M. A., Rikvold, P. A.
Iron sesquilayers grown at room temperature on W(110) exhibit a pronounced coercivity maximum near a coverage of 1.5 atomic monolayers. On lattices which faithfully reproduce the morphology of the...
Nucleation Theory of Magnetization Switching in Nanoscale Ferromagnets (1997)
Rikvold, P. A., Novotny, M. A., Kolesik, M., Richards, H. L.
A nucleation picture of magnetization switching in single-domain ferromagnetic nanoparticles with high local anisotropy is discussed. Relevant aspects of nucleation theory are presented, stressing...
Projected dynamics for metastable decay in Ising models (1997)
Kolesik, M., Novotny, M. A., Rikvold, P. A., Townsley, D. M.
The magnetization switching dynamics in the kinetic Ising model is projected onto a one-dimensional absorbing Markov chain. The resulting projected dynamics reproduces the direct simulation results...
Richards, Howard L., Kolesik, M., Lindgard, Per-Anker, Rikvold, Per Arne, Novotny, M. A.
Magnetization switching in highly anisotropic single-domain ferromagnets has been previously shown to be qualitatively described by the droplet theory of metastable decay and simulations of...
Kolesik, M., Richards, H. L., Novotny, M. A., Rikvold, Per Arne, Lindgard, Per-Anker
We present results obtained with various types of heterogeneous nucleation in a kinetic Ising model of magnetization switching in single-domain ferromagnetic nanoparticles. We investigate the effect...
ON THE LOW-TEMPERATURE ORDERING OF THE 3D ATIFERROMAGNETIC THREE-STATE POTTS MODEL (1995)
The antiferromagnetic three-state Potts model on the simple-cubic lattice is studied using Monte Carlo simulations. The ordering in a medium temperature range below the critical point is investigated...
The antiferromagnetic three-state Potts model on the simple-cubic lattice is studied using the coherent-anomaly method (CAM). The CAM analysis provides the estimates for the critical exponents which...
Accurate Estimates of 3D Ising Critical Exponents Using the Coherent-Anomaly Method (1994)
An analysis of the critical behavior of the three-dimensional Ising model using the coherent-anomaly method (CAM) is presented. Various sources of errors in CAM estimates of critical exponents are...