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Fakultät für Physik, Theoretische Physik
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Lotharstraße 1
47057 Duisburg
47057 Duisburg
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MC 322
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Stellv. Mitglied Gruppe der Hochschullehrerinnen und Hochschullehrer, Studienbeirat
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Stellv. Mitglied Gruppe der Hochschullehrerinnen und Hochschullehrer, Fakultätsrat Physik
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apl. Professor/in, Arbeitsgruppe Prof. König
Aktuelle Veranstaltungen
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SoSe 2025
Vergangene Veranstaltungen (max. 10)
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WiSe 2024
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SoSe 2024
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WiSe 2023
Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.
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Critical behavior of the dimerized Si(001) surface : Continuous order-disorder phase transition in the two-dimensional Ising universality classIn: Physical Review B , Jg. 109 2024, Nr. 13, 134104DOI, Online Volltext (Open Access)
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Dimer coupling energies of the Si(001) surfaceIn: Physical Review Letters , Jg. 130 2023, Nr. 12, 126203DOI, Online Volltext (Open Access)
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Independent and coherent transitions between antiferromagnetic states of few-molecule systemsIn: Physical Review B , Jg. 107 2023, Nr. 24, 245414DOI, Online Volltext (Open Access)
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Dynamic growth/etching model for the synthesis of two-dimensional transition metal dichalcogenides via chemical vapour depositionIn: 2D Materials , Jg. 9 2022, Nr. 3, 035001DOI, Online Volltext (Open Access)
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Transfer-matrix summation of path integrals for transport through nanostructuresIn: Physical Review B , Jg. 106 2022, Nr. 16, 165427DOI (Open Access)
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Newton series expansion of bosonic operator functionsIn: SciPost Physics , Jg. 10 2021, Nr. 1, 007DOI (Open Access)
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The square lattice Ising model on the rectangle III : Hankel and Toeplitz determinantsIn: Journal of Physics A: Mathematical and Theoretical , Jg. 54 2021, Nr. 37, 375201DOI (Open Access)
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Anisotropic scaling of the two-dimensional ising model II : Surfaces and boundary fieldsIn: SciPost Physics , Jg. 8 2020, Nr. 3, 032DOI (Open Access)
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Interaction-induced current asymmetries in resonant transport through interacting quantum-dot spin valves revealed by iterative summation of path integralsIn: Physical Review B , Jg. 102 2020, Nr. 4, 045404DOI, Online Volltext (Open Access)
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Anisotropic scaling of the two-dimensional Ising model I : The torusIn: SciPost Physics , Jg. 7 2019, Nr. 3, 26DOI, Online Volltext (Open Access)
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Erratum: : The square lattice Ising model on the rectangle I: Finite systemsIn: Journal of Physics A: Mathematical and Theoretical , Jg. 51 2018, Nr. 31, 319601DOI (Open Access)
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Critical Casimir force scaling functions of the two-dimensional Ising model at finite aspect ratiosIn: Journal of Statistical Mechanics: Theory and Experiment 2017, Nr. 2, 024002DOI, Online Volltext (Open Access)
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Interplay of phase sequence and electronic structure in the modulated martensites of Mn2NiGa from first-principles calculationsIn: Physical Review B , Jg. 96 2017, Nr. 6, 064107DOI, Online Volltext (Open Access)
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The square lattice Ising model on the rectangle I : finite systemsIn: Journal of Physics A: Mathematical and Theoretical , Jg. 50 2017, Nr. 6, 065201DOI, Online Volltext (Open Access)
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The square lattice Ising model on the rectangle II : Finite-size scaling limitIn: Journal of Physics A: Mathematical and Theoretical , Jg. 50 2017, Nr. 26, 265205DOI, Online Volltext (Open Access)
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First-Principles and Monte Carlo Studies of Magnetocaloric EffectsIn: Advances in Science and Technology , Jg. 97 2016, S. 124 – 133
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Comment on "casimir force in the O(n→ ∞) model with free boundary conditions"In: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 91 2015, Nr. 2, 026101DOI, Online Volltext (Open Access)
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Detection of interactions via generalized factorial cumulants in systems in and out of equilibriumIn: Physical Review B: Condensed matter and materials physics , Jg. 92 2015, Nr. 15, 155413DOI, Online Volltext (Open Access)
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Many-body critical casimir interactions in colloidal suspensionsIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 92 2015, Nr. 4, 042315DOI, Online Volltext (Open Access)
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Direct simulation of critical Casimir forcesIn: EPL (Europhysics Letters) , Jg. 106 2014, Nr. 5, 56005DOI, Online Volltext (Open Access)
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Large-n approach to thermodynamic Casimir effects in slabs with free surfacesIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 89 2014, Nr. 6, 062123DOI, Online Volltext (Open Access)
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Optimizing the magnetocaloric effect in Ni-Mn-Sn by substitution : A first-principles studyIn: IEEE Transactions on Magnetics (T-MAG) , Jg. 50 2014, Nr. 11, 2506004
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A First‐Principles Investigation of the Compositional Dependent Properties of Magnetic Shape Memory Heusler AlloysIn: Advanced Engineering Materials , Jg. 14 2012, Nr. 8, S. 530 – 546
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A first-principles study aided with Monte Carlo simulations of carbon doped iron-manganese alloysIn: The European Physical Journal B: Condensed Matter and Complex Systems , Jg. 85 2012, Nr. 10, S. 343
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Exact thermodynamic Casimir forces for an interacting three-dimensional model system in film geometry with free surfacesIn: EPL (Europhysics Letters) , Jg. 100 2012, Nr. 1, 10004DOI, Online Volltext (Open Access)
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Explosive IsingIn: Journal of Statistical Mechanics: Theory and Experiment , Jg. 2012 2012, Nr. 6, L06002
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Magnetic vortices induced by a moving tipIn: EPL (Europhysics Letters) , Jg. 100 2012, Nr. 2, 27004
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Sheared Ising models in three dimensionsIn: EPL (Europhysics Letters) , Jg. 100 2012, Nr. 2, 20003
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Strongly anisotropic nonequilibrium phase transition in Ising models with frictionIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 85 2012, Nr. 5, S. 051120
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Transverse rectification in density-modulated two-dimensional electron gasesIn: Physical Review B: Condensed matter and materials physics , Jg. 86 2012, Nr. 8, 085309
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Aspect-ratio dependence of thermodynamic Casimir forcesIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 83 2011, Nr. 5, 051101
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Effect of anisotropy on small magnetic clustersIn: Physical Review B: Condensed matter and materials physics , Jg. 84 2011, Nr. 10, 104438
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Magnetic friction : From Stokes to Coulomb behaviorIn: Physical Review B: Condensed matter and materials physics , Jg. 84 2011, Nr. 21, 212301
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Electronic structure and lattice dynamics of the magnetic shape-memory alloy Co2NiGaIn: Physical Review B: Condensed matter and materials physics , Jg. 82 2010, Nr. 6, 064420
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First-principles and Monte Carlo study of magnetostructural transition and magnetocaloric properties of Ni2+xMn1−xGaIn: Physical Review B: Condensed matter and materials physics , Jg. 81 2010, Nr. 9, 094411
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Lattice dynamics and structural stability of ordered Fe3Ni, Fe3Pd and Fe3Pt alloys using density functional theoryIn: Physical Review B: Condensed matter and materials physics , Jg. 81 2010, Nr. 6, 064109
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Magnetic properties of small Pt-capped Fe, Co, and Ni clusters : A density functional theory studyIn: Physical Review B: Condensed matter and materials physics , Jg. 82 2010, Nr. 5, 054418
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Monte Carlo simulations of diluted magnetic semiconductors using \it{ab initio} exchange parametersIn: Journal of Physics: Condensed Matter , Jg. 21 2009, Nr. 6, 064238
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Nonequilibrium phase transition in an exactly solvable driven Ising model with frictionIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 80 2009, Nr. 6, 061138
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Surface energies of stoichiometric FePt and CoPt alloys and their implications for nanoparticle morphologiesIn: Physical Review B: Condensed matter and materials physics , Jg. 80 2009, Nr. 24, 245438
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Ab initio simulations of diluted magnetic semiconductors : Cobalt-doped zinc oxideIn: Physica Status Solidi (A): Applications and Materials Science , Jg. 205 2008, Nr. 8, S. 1839 – 1846
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First-principles investigations of multimetallic transition metal clustersIn: Philosophical Magazine , Jg. 88 2008, Nr. 18-20, S. 2725 – 2738
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Influence of magnetism on the structural stability of cubic L21 Ni2MnGaIn: The European Physical Journal - Special Topics: Special Topics , Jg. 158 2008, Nr. 1, S. 193 – 198
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Magnetic friction in Ising spin systemsIn: Physical Review Letters , Jg. 101 2008, Nr. 13, 137205
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Magnetism and chemical ordering in binary transition metal clustersIn: Physical Review B: Condensed matter and materials physics , Jg. 78 2008, Nr. 13, 134404
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Monte Carlo study of the influence of antiferromagnetic exchange interactions on the phase transitions of ferromagnetic Ni-Mn-X alloys (X=In,Sn,Sb)In: Physical Review B: Condensed matter and materials physics , Jg. 78 2008, S. 184427-1 – 184427-11
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Molecular dynamics simulations of the dipolar-induced formation of magnetic nanochains and nanoringsIn: EPL (Europhysics Letters) , Jg. 77 2007, Nr. 5, 57003
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Shellwise Mackay Transformation in Iron NanoclustersIn: Physical Review Letters , Jg. 99 2007, 083402
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Thermodynamic Casimir effect in 4He films near T : Monte Carlo resultsIn: Physical Review Letters , Jg. 99 2007, Nr. 18, 185301
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One-dimensional assemblies of silica-coated Cobalt nanoparticles : Magnetic pearl necklacesIn: Journal of Magnetism and Magnetic Materials , Jg. 303 2006, Nr. 1, S. 163 – 166
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Universal finite-size scaling analysis of Ising models with long-range interactions at the upper critical dimensionality : Isotropic caseIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 69 2004, Nr. 3, 036104
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Anisotropy of ultrathin ferromagnetic films and the spin reorientation transitionIn: Physical Review B: Condensed matter and materials physics , Jg. 66 2002, Nr. 2, 024419
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On the symmetry of universal finite-size scaling functions in anisotropic systemsIn: Journal of Physics A: Mathematical and General , Jg. 35 2002, Nr. 31, S. L481 – L487
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The mean-field scaling function of the universality class of absorbing phase transitions with a conserved fieldIn: Journal of Physics A: Mathematical and Theoretical , Jg. 35 2002, Nr. 23, S. 4853 – 4860
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Absorbing phase transition in a conserved lattice gas with random neighbor particle hoppingIn: Journal of Physics A: Mathematical and Theoretical , Jg. 34 2001, Nr. 42, S. L577 – L581
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Influence of magnetic fields on the spin reorientation transition in ultrathin filmsIn: Philosophical Magazine B: Physics of Condensed Matter, Statistical Mechanics, Electronic, Optical and Magnetic Properties , Jg. 80 2000, Nr. 2, S. 275 – 282
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Depinning transition and thermal fluctuations in the random-field Ising modelIn: Physical Review E: Statistical, nonlinear, and soft matter physics , Jg. 60 1999, Nr. 5, S. 5202 – 5207
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On the spin reorientation transition in ultra-thin Ni/Cu(0 0 1) filmsIn: Journal of Magnetism and Magnetic Materials , Jg. 198-199 1999, S. 493 – 495
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Theory of the spin reorientation transition in ultra thin ferromagnetic filmsIn: Journal of Magnetism and Magnetic Materials , Jg. 203 1999, Nr. 1-3, S. 88 – 90
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Reorientation of Spin Density Waves in Cr(001) Films Induced by Fe(001) Cap LayersIn: Physical Review Letters , Jg. 81 1998, Nr. 4, S. 914 – 917
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Reorientation transition of ultrathin ferromagnetic filmsIn: Physical Review B: Condensed matter and materials physics , Jg. 55 1997, Nr. 18, S. 12309 – 12312
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Characterization of the reorientation transition in classical Heisenberg models with dipole interactionIn: Journal of Magnetism and Magnetic Materials , Jg. 156 1996, Nr. 1-3, S. 423 – 424
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Monte-Carlo study of the reorientation transition in Heisenberg models with dipole interactionsIn: Journal of Magnetism and Magnetic Materials , Jg. 148 1995, Nr. 1-2, S. 32 – 33
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Monte Carlo simulation of Ising models with dipole interactionIn: Journal of Applied Physics , Jg. 76 1994, Nr. 10, 6341
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Magnetization of ferromagnetic-antiferromagnetic double layersIn: Physical Review B: Condensed matter and materials physics , Jg. 47 1993, Nr. 14, S. 8676 – 8680
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Nonanalytic correlation length in Ising systems with one surface defect lineIn: Physica A: Statistical Mechanics and its Applications , Jg. 183 1992, Nr. 1-2, S. 223 – 236
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Sequential Kibble-Zurek dynamics in the anisotropic Ising model of the Si(001) surface2023Online Volltext, DOI (Open Access)
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Probing glassiness in Heuslers via density functional theory calculationsIn: Frustrated Materials and Ferroic Glasses 2018, S. 153 – 182
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Exact diagonalization study of quantum spin clustersIn: Functional Materials: Proceedings of the International Workshop on Functional Materials (IWFM-2011) / International Workshop on Functional Materials (IWFM), 20–22 December 2011, Odisha, India 2012, S. 199 – 204
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Nucleation, structure and magnetism of transition metal clusters from first principlesIn: Nanoparticles from the gasphase: formation, structure, properties / Lorke, Axel; Winterer, Markus; Schmechel, Roland; Schulz, Christof (Hrsg.) 2012, S. 77 – 98
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Phase Diagrams of Conventional and Inverse Functional Magnetic Heusler Alloys : New Theoretical and Experimental InvestigationsIn: Disorder and Strain-Induced Complexity in Functional Materials / Kakeshita, Tomoyuki; Fukuda, Takashi; Saxena, Avadh; Planes, Antoni (Hrsg.) 2012, S. 19 – 47
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Simulation of cluster sintering, dipolar chain formation, and ferroelectric nanoparticulate systemsIn: Nanoparticles from the gas phase: Formation, structure, properties / Lorke, Axel (Hrsg.) 2012, S. 139 – 158
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Ab-initio modeling of Fe-Mn based alloys and nanoclustersIn: New Methods in Steel Design: Steel Ab Initio / 2010 MRS Fall Meeting, November 29 - December 3, 2010 Boston, Massachusetts, USA 2011, S. 80 – 91
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From Tiny Magnetic Clusters to Functional Magnetic MaterialsIn: International Conference on Advances in Condensed and Nano Materials / ICACNM‐2011; Chandigarh India; 23 – 26 February 2011 / Tripathi, S. K.; Dharamvir, Keya; Kumar, Ranjan; Saini, G. S. S. (Hrsg.) 2011, S. 50 – 53
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A first-principles study of the martensitic instabilities in magnetic shape memory alloysIn: Magnetic shape memory alloys / MRS Fall Meeting, November 26-30, 2007 Boston, USA 2008, S. 36 – 40
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Shape Memory Alloys : A Summary of Recent AchievementsIn: Advances in shape memory materials: Magnetic shape memory alloys : special topic volume, invited papers only / Chernenko, V. A. (Hrsg.) 2008, S. 21 – 42
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Simulating structure, magnetism and electronic properties of monoatomic, binary and ternary transition metal nanoclustersIn: Mesoscopic, nanoscopic, and macroscopic materials: Proceedings of the International Workshop on Mesoscopic, Nanoscopic, and Macroscopic Materials (IWMNMM-2008), Bhubaneswar, India, 2 - 4 January 2008 / Bose, Shyamalendu M.; Behera, Surjyu Narayana; Roul, B. K. (Hrsg.) 2008, S. 3 – 17
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Structural and Magnetic Properties of Transition Metal Nanoparticles from First PrinciplesIn: Advances in Solid State Physics 2008, S. 117 – 128
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Massively Parallel Density Functional Theory Calculations of Large Transition Metal ClustersIn: Recent Progress in Computational Sciences and Engineering / Simos, Theodore; Maroulis, George (Hrsg.) 2006, S. 173 – 176
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Dynamics of driven interfaces in heterogenous magnetic systemsIn: International Symposium on Structure and Dynamics of Heterogeneous Systems: from atoms, molecules and clusters in complex environment to thin films and multilayers / International Symposium on Structure and Dynamics of Heterogeneous Systems ; 24 - 26 February 1999, Duisburg, Germany / Entel, Peter; Wolf, Dietrich (Hrsg.) 2000, S. 338 – 344
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Fluctuation-induced forces near continuous phase transitions in and out of equilibrium2013Online Volltext (Open Access)