Magnus Ekh

Professor vid Material- och beräkningsmekanik

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Visar 154 publikationer

2024

Benchmark of calibrated 2D and 3D track models for simulation of differential settlement in a transition zone using field measurement data

Kourosh Nasrollahi, Ana Ramos, Jens Nielsen et al
Engineering Structures. Vol. 316 (2024)
Artikel i vetenskaplig tidskrift
2024

Computationally efficient simulation methodology for railway repair welding: cyclic plasticity, phase transformations and multi-phase homogenization

Björn Andersson, Magnus Ekh, Lennart Josefson
Journal of Thermal Stresses. Vol. 47 (2), p. 164-188
Artikel i vetenskaplig tidskrift
2024

Simulation-based assessment of railhead repair welding process parameters

Björn Andersson, Erika Steyn, Magnus Ekh et al
Welding in the World, Le Soudage Dans Le Monde. Vol. In Press
Artikel i vetenskaplig tidskrift
2024

Fatigue Crack Characteristics in Gradient Predeformed Pearlitic Steel under Multiaxial Loading

Daniel Gren, Johan Ahlström, Magnus Ekh
Advanced Engineering Materials. Vol. 26 (19)
Artikel i vetenskaplig tidskrift
2024

A thermodynamic framework for ductile phase-field fracture and gradient-enhanced crystal plasticity

Kim Louisa Auth, Jim Brouzoulis, Magnus Ekh
European Journal of Mechanics, A/Solids. Vol. 108
Artikel i vetenskaplig tidskrift
2024

Cyclic behaviour of 3D-woven composites in tension: Experimental testing and macroscale modelling

Carolyn Oddy, Meng yi Song, Christian Stewart et al
Composites Part A: Applied Science and Manufacturing. Vol. 187
Artikel i vetenskaplig tidskrift
2024

Proceedings - Swedish Mechanics Days 2024

Fredrik Larsson, Niklas Andersson, Lars Davidson et al
Proceeding (redaktörskap)
2024

Evaluations and enhancements of fatigue crack initiation criteria for steels subjected to large shear deformations

Nasrin Talebi, Johan Ahlström, Magnus Ekh et al
International Journal of Fatigue. Vol. 182
Artikel i vetenskaplig tidskrift
2023

Modeling of environmentally assisted intergranular crack propagation in polycrystals

Kim Louisa Auth, Jim Brouzoulis, Magnus Ekh
International Journal for Numerical Methods in Engineering. Vol. 124 (23), p. 5183-5199
Artikel i vetenskaplig tidskrift
2023

Prediction of long-term differential track settlement in a transition zone using an iterative approach

Kourosh Nasrollahi, Jens Nielsen, Emil Aggestam et al
Engineering Structures. Vol. 283
Artikel i vetenskaplig tidskrift
2022

CRACK INITIATION CRITERIA FOR DEFORMED ANISOTROPIC R260 RAIL STEEL

Nasrin Talebi, Johan Ahlström, Magnus Ekh et al
CM 2022 - 12th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, Conference Proceedings, p. 857-864
Paper i proceeding
2022

Homogenization based macroscopic model of phase transformations and cyclic plasticity in pearlitic steel

Björn Andersson, Johan Ahlström, Magnus Ekh et al
Journal of Thermal Stresses. Vol. 45 (6), p. 470-492
Artikel i vetenskaplig tidskrift
2022

Long-term monitoring of settlements below a transition zone in a railway structure

Kourosh Nasrollahi, Jelke Dijkstra, Jens Nielsen et al
Övrigt konferensbidrag
2022

Application of a semianalytical strain assessment and multiaxial fatigue analysis to compare rolling contact fatigue in twin-disk and full-scale wheel/rail contact conditions

Nicola Zani, Magnus Ekh, Anders Ekberg et al
Fatigue and Fracture of Engineering Materials and Structures. Vol. 45 (1), p. 222-238
Artikel i vetenskaplig tidskrift
2022

An FE-based orientation averaging model for elasto-plastic behavior of short fiber composites

Mohsen Mirkhalaf, Tom van Beurden, Magnus Ekh et al
International Journal of Mechanical Sciences. Vol. 219
Artikel i vetenskaplig tidskrift
2022

Macroscale modelling of 3D-woven composites: Elasto-plasticity and progressive damage

Carolyn Oddy, Magnus Ekh, Martin Fagerström
International Journal of Solids and Structures. Vol. 250
Artikel i vetenskaplig tidskrift
2022

Simulation and Field Measurements of the Long-term Rail Surface Damage due to Plasticity, Wear and Surface Rolling Contact Fatigue Cracks in a Curve

Caroline Ansin, Björn Pålsson, Magnus Ekh et al
CM 2022 - 12th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, Conference Proceedings, p. 591-601
Paper i proceeding
2022

A computationally efficient coupled multi-scale model for short fiber reinforced composites

B. A. Castricum, Martin Fagerström, Magnus Ekh et al
Composites Part A: Applied Science and Manufacturing. Vol. 163
Artikel i vetenskaplig tidskrift
2022

Prediction of Differential Track Settlement in Transition Zones Using a Non-Linear Track Model

Kourosh Nasrollahi, Jens Nielsen, Emil Aggestam et al
Lecture Notes in Mechanical Engineering, p. 282-292
Paper i proceeding
2022

A fully coupled chemo-mechanical cohesive zone model for oxygen embrittlement of nickel-based superalloys

Kim Louisa Auth, Jim Brouzoulis, Magnus Ekh
Journal of the Mechanics and Physics of Solids. Vol. 164
Artikel i vetenskaplig tidskrift
2022

CALIBRATING MACROSCALE MODELS OF 3D-WOVEN COMPOSITES: COMPLEMENTING EXPERIMENTAL TESTING WITH HIGH FIDELITY MESOSCALE MODELS

Carolyn Oddy, Ioannis Topalidis, Bassam El Said et al
ECCM 2022 - Proceedings of the 20th European Conference on Composite Materials: Composites Meet Sustainability. Vol. 4, p. 106-113
Paper i proceeding
2021

Modelling of temperature and strain rate dependent behaviour of pearlitic steel in block braked railway wheels

Ali Esmaeili, Johan Ahlström, Magnus Ekh et al
Railway Engineering Science. Vol. 29 (4), p. 362-378
Artikel i vetenskaplig tidskrift
2021

On the influence of crossing angle on long-term rail damage evolution in railway crossings

Rostyslav Skrypnyk, Björn Pålsson, Jens Nielsen et al
International Journal of Rail Transportation. Vol. 9 (6), p. 503-519
Artikel i vetenskaplig tidskrift
2021

A framework for macroscale modelling of inelastic deformations in 3D-woven composites

Carolyn Oddy, Magnus Ekh, Tomas Ekermann et al
Mechanics of Materials. Vol. 160
Artikel i vetenskaplig tidskrift
2021

Elastic-viscoplastic self-consistent modeling for finite deformation of polycrystalline materials

Hongjia Li, Fredrik Larsson, Magnus Hörnqvist Colliander et al
Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing. Vol. 799
Artikel i vetenskaplig tidskrift
2021

Long-term rail profile damage in a railway crossing: Field measurements and numerical simulations

Rostyslav Skrypnyk, Uwe Ossberger, Björn Pålsson et al
Wear. Vol. 472-473
Artikel i vetenskaplig tidskrift
2021

Modelling of cyclic plasticity and phase transformations during repeated local heating events in rail and wheel steels

Ali Esmaeili, Johan Ahlström, Björn Andersson et al
International Journal of Fatigue. Vol. 151
Artikel i vetenskaplig tidskrift
2020

Prediction of Long-Term Damage in Railway Crossings Accounting for Variability in Dynamic Traffic Loads

Rostyslav Skrypnyk, Jens Nielsen, Björn Pålsson et al
Lecture Notes in Mechanical Engineering. Vol. 2020, p. 376-381
Paper i proceeding
2020

Grain boundary interaction based on gradient crystal inelasticity and decohesion

Lucie Spannraft, Magnus Ekh, Fredrik Larsson et al
Computational Materials Science. Vol. 178
Artikel i vetenskaplig tidskrift
2020

Anisotropic yield surfaces after large shear deformations in pearlitic steel

Knut Andreas Meyer, Magnus Ekh, Johan Ahlström
European Journal of Mechanics, A/Solids. Vol. 82
Artikel i vetenskaplig tidskrift
2019

Material model calibration against axial-torsion-pressure experiments accounting for the non-uniform stress distribution

Knut Andreas Meyer, Magnus Ekh, Johan Ahlström
Finite Elements in Analysis and Design. Vol. 163, p. 1-13
Artikel i vetenskaplig tidskrift
2019

CCBuilder: a software that produces synthetic microstructures of WC-Co cemented carbides

Sven A.E. Johansson, Mikael Öhman, Magnus Ekh et al
International Journal of Refractory Metals and Hard Materials. Vol. 78, p. 210-218
Artikel i vetenskaplig tidskrift
2019

PREDICTING NON-LINEAR SHEAR DEFORMATION AND FAILURE IN 3D FIBRE-REINFORCED COMPOSITES

Carolyn Oddy, Magnus Ekh, Martin Fagerström
Övrigt konferensbidrag
2019

Finite element simulations of thermal residual stresses in realistic 3D WC-Co microstructures

Mikael Öhman, Magnus Ekh, Fredrik Larsson et al
International Journal of Refractory Metals and Hard Materials. Vol. 85
Artikel i vetenskaplig tidskrift
2019

Predicting non-linear shear deformation in 3D-fibre reinforced composites

Carolyn Oddy, Magnus Ekh, Martin Fagerström
ICCM International Conferences on Composite Materials. Vol. 2019-August
Paper i proceeding
2019

Prediction of plastic deformation and wear in railway crossings – Comparing the performance of two rail steel grades

Rostyslav Skrypnyk, Magnus Ekh, Jens Nielsen et al
Wear. Vol. 428-429, p. 302-314
Artikel i vetenskaplig tidskrift
2019

Evaluation of damage initiation models for 3D-woven fibre composites

Carolyn Oddy, Tomas Ekermann, Magnus Ekh et al
ECCM 2018 - 18th European Conference on Composite Materials
Paper i proceeding
2019

Metamodelling of wheel–rail normal contact in railway crossings with elasto-plastic material behaviour

Rostyslav Skrypnyk, Jens Nielsen, Björn Pålsson et al
Engineering with Computers. Vol. 35 (1), p. 139-155
Artikel i vetenskaplig tidskrift
2019

Predicting damage initiation in 3D fibre-reinforced composites – The case for strain-based criteria

Carolyn Oddy, Tomas Ekermann, Magnus Ekh et al
Composite Structures. Vol. 230
Artikel i vetenskaplig tidskrift
2018

Simulation of damage in railway crossings - a comparison of rail steel grades R350HT and rolled Mn13

Rostyslav Skrypnyk, Magnus Ekh, Jens Nielsen et al
Proceedings of the 11th International Conference on Contact Mechanics and Wear of Rail/wheel Systems (CM2018), p. 902-907
Paper i proceeding
2018

Characterization of yield surface evolution due to large plastic shear strains in pearlitic rail steel

Knut Andreas Meyer, Johan Ahlström, Magnus Ekh
Proceedings - 11th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems. Vol. 2018, p. 745-752
Paper i proceeding
2018

Prediction of the mechanical behaviour of pearlitic steel based on microcompression tests, micromechanical models and homogenization approaches

Magnus Ekh, NASIM LARIJANI, Erik Dartfeldt et al
European Journal of Mechanics, A/Solids. Vol. 67, p. 272-279
Artikel i vetenskaplig tidskrift
2018

Accounting for lattice coherency in a two-phase elastic-plastic self-consistent model for nickel-based superalloys

Hongjia Li, Magnus Ekh, Magnus Hörnqvist Colliander et al
International Journal of Plasticity. Vol. 110, p. 248-271
Artikel i vetenskaplig tidskrift
2018

Metamodel for elasto-plastic wheel–rail contact with application to damage in a railway crossing

Rostyslav Skrypnyk, Björn Pålsson, Jens Nielsen et al
The Dynamics of Vehicles on Roads and Tracks. Vol. 2, p. 705-710
Paper i proceeding
2018

Modeling of kinematic hardening at large biaxial deformations in pearlitic rail steel

Knut Andreas Meyer, Magnus Ekh, Johan Ahlström
International Journal of Solids and Structures. Vol. 130-131, p. 122-132
Artikel i vetenskaplig tidskrift
2018

Modelling of cyclic plasticity and phase transformations during repeated local heating events in rail and wheel steels

Ali Esmaeili, Johan Ahlström, Magnus Ekh
Proceedings - 11th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, p. 245-252
Paper i proceeding
2017

A methodology to predict thermomechanical cracking of railway wheel treads: From experiments to numerical predictions

Ali Esmaeili, Mandeep Singh Walia, Kazuyuki Handa et al
International Journal of Fatigue. Vol. 105, p. 71-85
Artikel i vetenskaplig tidskrift
2017

A comparison of the primal and semi-dual variational formats of gradient-extended crystal inelasticity

Kristoffer Carlsson, Kenneth Runesson, Fredrik Larsson et al
Computational Mechanics. Vol. 60 (4), p. 531-548
Artikel i vetenskaplig tidskrift
2017

Hierarchical and Heterogeneous Bioinspired Composites-Merging Molecular Self-Assembly with Additive Manufacturing

Anand Kumar Rajasekharan, Romain Bordes, Carl Sandström et al
Small. Vol. 13 (28)
Artikel i vetenskaplig tidskrift
2017

Computational homogenization of mesoscale gradient viscoplasticity

Kenneth Runesson, Magnus Ekh, Fredrik Larsson
Computer Methods in Applied Mechanics and Engineering. Vol. 317, p. 927-951
Artikel i vetenskaplig tidskrift
2017

A comparison of two frameworks for kinematic hardening in hyperelasto-plasticity

Knut Andreas Meyer, Magnus Ekh
Proceedings of the 14th International Conference on Computational Plasticity - Fundamentals and Applications, COMPLAS 2017. Vol. 2017-January, p. 342-350
Paper i proceeding
2017

Modelling of grey cast iron for application to brake discs for heavy vehicles

Gael le Gigan, Magnus Ekh, Tore V Vernersson et al
Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering. Vol. 231 (1), p. 35-49
Artikel i vetenskaplig tidskrift
2016

A framework for geometrically non-linear gradient extended crystal plasticity coupled to heat conduction and damage

Magnus Ekh, Swantje Bargmann
MULTISCALE AND MULTIPHYSICS MECHANICS. Vol. 1 (2), p. 171-188
Artikel i vetenskaplig tidskrift
2016

COMPUTATIONAL ISSUES OF GRADIENT-EXTENDED CRYSTAL INELASTICITY

Kristoffer Carlsson, Magnus Ekh, Kenneth Runesson et al
NSCM, 26 - 28 October, Göteborg, 2016 4 page extended abstract
Paper i proceeding
2016

A Comparison of Computational Formats of Gradient-Extended Crystal Viscoplasticity in the Context of Selective Homogenization

Kristoffer Carlsson, Magnus Ekh, Fredrik Larsson et al
Eccomas, 5-10 juni, Kreta, 2016 (1 page abstract)
Paper i proceeding
2016

3D grain structure modelling of intergranular fracture in forged Haynes 282

Rebecka Brommesson, Magnus Ekh, Ceena Joseph
Engineering Fracture Mechanics. Vol. 154, p. 57-71
Artikel i vetenskaplig tidskrift
2016

Experimental observations and modelling of cyclic and relaxation behaviour of the Ni-based superalloy Haynes 282

Rebecka Brommesson, Magnus Ekh, Christer Persson
International Journal of Fatigue. Vol. 87, p. 180-191
Artikel i vetenskaplig tidskrift
2016

Three-dimensional modelling of differential railway track settlement using a cycle domain constitutive model

Xin Li, Magnus Ekh, Jens Nielsen
International Journal for Numerical and Analytical Methods in Geomechanics. Vol. 40 (12), p. 1758-1770
Artikel i vetenskaplig tidskrift
2015

Thermomechanical cracking of railway wheel treads: a combined experimental and numerical approach

Ali Esmaeili, Sara Caprioli, Anders Ekberg et al
Proceedings of the 10th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems (CM2015), p. 8-
Paper i proceeding
2015

Computational modeling issues of gradient-extended viscoplasticity

Kristoffer Carlsson, Magnus Ekh, Fredrik Larsson et al
Svenska Mekanikdagar, 10-12 juni, Linköping, 2015 (1 page abstract)
Paper i proceeding
2015

High Temperature Tread Braking Simulations Employing Advanced Modelling of Wheel Materials

Ali Esmaeili, Tore V Vernersson, Dimitrios Nikas et al
IHHA 2015,Perth,Australia
Paper i proceeding
2015

Simulation of high pressure torsion tests of pearlitic steel

NASIM LARIJANI, C. Kammerhofer, Magnus Ekh
Journal of Materials Processing Technology. Vol. 223, p. 337-343
Artikel i vetenskaplig tidskrift
2015

Correlation between crack length and load drop for low-cycle fatigue crack growth in Ti-6242

Rebecka Brommesson, Magnus Ekh, Magnus Hörnqvist Colliander
International Journal of Fatigue. Vol. 81, p. 1-9
Artikel i vetenskaplig tidskrift
2015

MODELING EVOLUTION OF ANISOTROPY IN PEARLITIC STEEL DURING COLD WORKING

Knut Andreas Meyer, Magnus Ekh, Jim Brouzoulis et al
Proceedings of the NSCM28, p. 111-114
Övrigt konferensbidrag
2015

Simulation of material degradation in track switches

Rostyslav Skrypnyk, Jim Brouzoulis, Magnus Ekh et al
Proceedings of the twenty eighth nordic seminar on computational mechanics, p. 157-159
Övrigt konferensbidrag
2014

Using DIC to Identify Microscale Strain Fields from in-situ SEM Images of a Pearlitic Steel

Erik Lindfeldt, Magnus Ekh, Krste Cvetkovski et al
Experimental Mechanics. Vol. 54 (9), p. 1503-1513
Artikel i vetenskaplig tidskrift
2014

Low-Cycle Fatigue Crack Growth in Ti-6242 at Elevated Temperature

Rebecka Brommesson, Magnus Hörnqvist Colliander, Magnus Ekh
Advanced Materials Research. Vol. 891-892, p. 422-427
Paper i proceeding
2014

A comparison of approaches to model anisotropy evolution in pearlitic steel

Magnus Ekh, NASIM LARIJANI, Erik Lindfeldt
Proceedings of 11th World Congress on Computational Mechanics (WCCM XI)
Paper i proceeding
2014

Modelling of cyclic behaviour of Haynes 282 at elevated temperatures

Rebecka Brommesson, Magnus Ekh
Materials at High Temperatures. Vol. 31 (2), p. 121-130
Artikel i vetenskaplig tidskrift
2014

The effect of anisotropy on crack propagation in pearlitic rail steel

NASIM LARIJANI, Jim Brouzoulis, Martin Schilke et al
Wear. Vol. 314 (1-2), p. 57-68
Artikel i vetenskaplig tidskrift
2014

Simulation of high pressure torsion tests of pearlitic steel

NASIM LARIJANI, Christoph Kammerhofer, Magnus Ekh
Preprint
2013

Modeling of Anisotropy Evolution in Pearlitic Steel

NASIM LARIJANI, Magnus Ekh
XII International Conference on Computational Plasticity. Fundamentals and Applications COMPLAS XII
Övrigt konferensbidrag
2013

Hybrid micro-macromechanical modelling of anisotropy evolution in pearlitic steel

NASIM LARIJANI, Göran Johansson, Magnus Ekh
European Journal of Mechanics, A/Solids. Vol. 38, p. 37-47
Artikel i vetenskaplig tidskrift
2013

On the Prediction of Macroscopic Yield Surfaces of a Pearlitic Steel using Multiscale Modeling

Erik Lindfeldt, Magnus Ekh
Complas
Övrigt konferensbidrag
2013

Microscopic temperature field prediction during adiabatic loading using gradient extended crystal plasticity

Swantje Bargmann, Magnus Ekh
International Journal of Solids and Structures. Vol. 50 (6), p. 899-906
Artikel i vetenskaplig tidskrift
2012

The effect of anisotropy on crack propagation in pearlitic rail steel

NASIM LARIJANI, Jim Brouzoulis, Martin Schilke et al
9th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, CM 2012; Chengdu; China; 27 August 2012 through 30 August 2012, p. 432-441
Paper i proceeding
2012

Experiments and Modelling of the Cyclic Behaviour of Haynes 282

Rebecka Brommesson, Magnus Ekh
Technische Mechanik. Vol. 32 (2-5), p. 130-145
Artikel i vetenskaplig tidskrift
2012

On the prediction of macroscopic yield surfaces for a pearlitic steel using computational homogenization

Erik Lindfeldt, Magnus Ekh
Journal of Multiscale Modelling. Vol. 4 (2)
Artikel i vetenskaplig tidskrift
2012

Modelling of the cyclic behaviour of Haynes 282, including cyclic softening

Rebecka Brommesson, Magnus Ekh
Proceedings of the 25th Nordic Seminar on Computational Mechanics, NSCM25, K. Persson, J. Revsted, G. Sandberg and M. Wallin (eds.), s. 215-218
Paper i proceeding
2012

Multiscale modeling of the mechanical behaviour of pearlitic steel

Erik Lindfeldt, Magnus Ekh
Technische Mechanik. Vol. 32 (2-5), p. 380-392
Artikel i vetenskaplig tidskrift
2012

On the computational homogenization of mesoscale gradient viscoplasticity

Kenneth Runesson, Magnus Ekh, Fredrik Larsson
Proceedings of the 25th Nordic Seminar on Computational Mechanics, NSCM25, K. Persson, J. Revsted, G. Sandberg and M. Wallin (eds.), p. 147-148
Paper i proceeding
2012

On the Prediction of Anisotropy Evolution in Polycrystalline Multiphase Materials

Erik Lindfeldt, Magnus Ekh
ESMC 2012
Övrigt konferensbidrag
2012

Crack propagation in rails under rolling contact fatigue loading conditions based on material forces

Jim Brouzoulis, Magnus Ekh
International Journal of Fatigue. Vol. 45, p. 98-105
Artikel i vetenskaplig tidskrift
2011

Crack propagation in rails based on the concept of material forces

Jim Brouzoulis, Magnus Ekh
Proc. Int. Conf. on computational modeling of fracture and failure of materials and structures (CFRAC 2011), p. 122-
Övrigt konferensbidrag
2011

Modelling of the cyclic behaviour of Haynes 282

Rebecka Brommesson, Magnus Ekh
Svenska Mekanikdagar 13-15 juni 2011 Chalmers Göteborg, p. 97-
Övrigt konferensbidrag
2011

Multiscale modeling of pearlitic steel

Erik Lindfeldt, Magnus Ekh
Svenska mekanikdagar 13-15 Juni, p. 100-
Paper i proceeding
2011

Crack propagation in rails based on the concept of material forces

Jim Brouzoulis, Magnus Ekh
Proceedings för Svenska Mekanikdagar SMD2011, p. 145-
Övrigt konferensbidrag
2011

Influence of grain boundary conditions on modeling of size-dependence in polycrystals

Magnus Ekh, Swantje Bargmann, Mikkel Grymer
Acta Mechanica. Vol. 218 (1-2), p. 103-113
Artikel i vetenskaplig tidskrift
2011

Multiscale modeling of the mechanical behaviour of pearlitic steel

Erik Lindfeldt, Magnus Ekh
2nd International Conference on Material Modelling
Paper i proceeding
2011

An extended crystal plasticity model for latent hardening in polycrystals

Swantje Bargmann, B. Svendsen, Magnus Ekh
Computational Mechanics. Vol. 48 (6), p. 631-645
Artikel i vetenskaplig tidskrift
2011

Prediction of Wear and Plastic Flow in Rails - Test Rig Results, Model Calibration and Numerical Prediction

Jim Brouzoulis, Peter Torstensson, Richard Stock et al
Wear. Vol. 271 (1-2), p. 92-99
Artikel i vetenskaplig tidskrift
2011

Modeling of anisotropy evolution and cyclic behavior of pearlitic steel

NASIM LARIJANI, Magnus Ekh
Book of abstracts of 2nd international conference on material modeling (ICMM-2), Paris (France)
Övrigt konferensbidrag
2011

Experiments and modelling of the cyclic behaviour of Haynes 282

Rebecka Brommesson, Lisa Grauers, Magnus Ekh et al
Book of abstracts of 2nd International Conference on Material Modeling (ICMM2), Paris (France)
Övrigt konferensbidrag
2011

Computational mechanics-based modeling of size-dependent hardening

Swantje Bargmann, Magnus Ekh
PAMM Proceeding in Applied Mathematics and Mechanics. Vol. 11, p. 943-946
Paper i proceeding
2011

Crack propagation in rails under RCF loading conditions based on material forces

Jim Brouzoulis, Magnus Ekh
Proceedings of NSCM-24, the 24th Nordic Seminar on Computational Mechanics, p. 227-229
Övrigt konferensbidrag
2011

Simulation of wheel-rail contact and damage in switches & crossings

Anders Johansson, Björn Pålsson, Magnus Ekh et al
Wear. Vol. 271 (1-2), p. 472-481
Artikel i vetenskaplig tidskrift
2010

Modeling of polycrystals with gradient crystal plasticity: A comparison of strategies

Swantje Bargmann, Magnus Ekh, Kenneth Runesson et al
Philosophical Magazine. Vol. 90 (10), p. 1263-1288
Artikel i vetenskaplig tidskrift
2010

Computational modeling of the influence of the interlamellar spacing in pearlitic steel

Magnus Ekh, Erik Lindfeldt
IV European Congress on Computational Mechanics (ECCM IV): Solids, Structures and Coupled Problems in Engineering
Övrigt konferensbidrag
2010

On the modeling of deformation induced anisotropy of pearlitic steel

NASIM LARIJANI, Magnus Ekh, Göran Johansson et al
Proceedings of the 23rd nordic seminar on computational mechanics, pp. 153-156
Övrigt konferensbidrag
2010

Geometry and stiffness optimization for switches and crossings, and simulation of material degradation

D. Nicklisch, Elias Kassa, Jens Nielsen et al
Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. Vol. 224 (F4), p. 279-292
Artikel i vetenskaplig tidskrift
2010

Computational modeling of the interlamellar spacing in pearlitic steel

Erik Lindfeldt, Magnus Ekh, Håkan Johansson
Proceedings of NSCM-23: the 23rd Nordic Seminar on Computational Mechanics. Editors: Anders Eriksson, Gunnar Tibert, p. 150-152
Övrigt konferensbidrag
2010

Computational modeling of gradient hardening in polycrystals

Swantje Bargmann, Magnus Ekh, Bob Svendsen et al
Technische Mechanik. Vol. 30 (4), p. 316-323
Artikel i vetenskaplig tidskrift
2009

Simulation of wheel-rail contact and damage in switches & crossings

Anders Johansson, Björn Pålsson, Magnus Ekh et al
8th International Conference on Contact Mechanics and Wear of Rail/Wheel Systems, 15th-18th September, Firenze, Italy, p. 987-996
Paper i proceeding
2009

Aspects of viscoplasticty on manufacturing induced out-of-roundness in engine cylinder liners

Johan Ahlström, Ragnar Larsson, Magnus Ekh
Proc. of 1st International Conference on Material Modelling
Paper i proceeding
2009

On the modeling of deformation induced anisotropy of pearlitic steel

NASIM LARIJANI, Magnus Ekh, Erik Lindfeldt
Proceedings of the twenty second nordic seminar on computational mechanics, p. 55-57
Övrigt konferensbidrag
2009

Gradient crystal plasticity – theoretical and computational aspects

Swantje Bargmann, Bob Svendsen, Magnus Ekh
9. GAMM Seminar on Microstructures, Stuttgart, Germany, 22.-23.01.20010
Övrigt konferensbidrag
2009

Simulation of wheel–rail contact and subsequent material degradation in switches & crossings

Dirk Nicklisch, Jens Nielsen, Magnus Ekh et al
Proceedings 21st International Symposium on Dynamics of Vehicles on Roads and Tracks, Stockholm, Sweden, August 17-21, 2009, 14 pages (available on CD)
Paper i proceeding
2009

Computational modelling of inelastic polycrystals with internal lengthscales

Swantje Bargmann, Bob Svendsen, Magnus Ekh et al
III. ECCOMAS Conference on Computational Methods for Coupled Problems in Science and Engineering, Ischia, Italy, 8.-10.06.2009
Övrigt konferensbidrag
2009

gradient theories of large deformation anisotropic plasticity

Swantje Bargmann, Bob Svendsen, Magnus Ekh et al
GAMM-Seminar on Multiscale Material Modelling, Karlsruhe, Germany
Paper i proceeding
2009

Prediction of Wear and Plastic Flow in Rails - Experimental Test Rig Results, Model Calibration and Numerical Prediction

Jim Brouzoulis, Peter Torstensson, Magnus Ekh et al
Proceedings till Svenska Mekanikdagarna 2009 i Södertälje, p. 42-
Paper i proceeding
2009

Gradient crystal plasticity approaches for computational modeling of

Swantje Bargmann, Magnus Ekh, Kenneth Runesson et al
1. African Conference on Computational Mechanics, Sun City, South
Övrigt konferensbidrag
2009

On the modelling of gradient hardening in crystal (visco)plasticity

Swantje Bargmann, Bob Svendsen, Magnus Ekh et al
1. International Conference on Material Modelling, Dortmund, Germany,
Övrigt konferensbidrag
2008

Towards computational modeling of grain size dependence in microstructure models of polycrystals

Swantje Bargmann, Magnus Ekh, Kenneth Runesson et al
21st Nordic Seminar on Computational Mechanics, p. 250-252
Paper i proceeding
2008

Towards computational modelling of grain size dependence in microstructure models of polycrystals

Swantje Bargmann, Magnus Ekh, Kenneth Runesson et al
Proc. of the 21st Nordic Seminar on Computational Mechanics
Övrigt konferensbidrag
2007

On the modeling of large ratcheting strains with large time increments

Göran Johansson, Magnus Ekh
Engineering Computations. Vol. 24 (3-4), p. 221-236
Artikel i vetenskaplig tidskrift
2007

Gradient crystal plasticity as part of the computational modelling of polycrystals

Magnus Ekh, Mikkel Grymer, Kenneth Runesson et al
International Journal for Numerical Methods in Engineering. Vol. 72 (2), p. 197-220
Artikel i vetenskaplig tidskrift
2007

On the modeling of grain size dependent behavior of polycrystals

Magnus Ekh, Mikkel Grymer, Kenneth Runesson
IUTAM Symposium Multi-Scale Plasticity of Crystalline Materials, p. 69-70
Poster (konferens)
2007

Cyclic stress-strain behavior and load sharing in duplex stainless steels: Aspects of modeling and experiments

Robert Lillbacka, G. Chai, Magnus Ekh et al
Acta Materialia. Vol. 55 (16), p. 5359-5368
Artikel i vetenskaplig tidskrift
2006

A model for short crack propagation in polycrystalline materials

Robert Lillbacka, Erland Johnson, Magnus Ekh
Engineering Fracture Mechanics. Vol. 73 (2), p. 223-232
Artikel i vetenskaplig tidskrift
2006

On the modeling of evolving anisotropy and large strains in pearlitic steel

Göran Johansson, Magnus Ekh
European Journal of Mechanics / A Solids. Vol. 25, p. 1041-1060
Artikel i vetenskaplig tidskrift
2006

Computational aspects on multiscale modeling of polycrystallines with gradient crystal plasticity

Magnus Ekh, Mikkel Grymer, Kenneth Runesson
19th Nordic Seminar on Computational Mechanics, Lund, Eds. Dahlbom, Fuchs, Persson, Ristinmaa, Sandberg and Svensson, p. 88-90
Paper i proceeding
2006

Parameter identification and modeling of large ratcheting strains in carbon steel

Göran Johansson, Johan Ahlström, Magnus Ekh
Computers and Structures. Vol. 84, p. 1002-1011
Artikel i vetenskaplig tidskrift
2006

Efficient iteration schemes for anisotropic hyperelasto-plasticity

Magnus Ekh, Andreas Menzel
International Journal for Numerical Methods in Engineering. Vol. 66 (4), p. 707-721
Artikel i vetenskaplig tidskrift
2006

Modeling the Grain Size Effect using Gradient Hardening and Damage in Crystal (Visco) Plasticity

Mikkel Grymer, Magnus Ekh, Kenneth Runesson
6th European Solid Mechanics Conference Proceedings, 28 August - 1 September, 2006, Budapest, Hungary
Övrigt konferensbidrag
2006

Modeling the Grain Size Effect using Gradient Hardening and Damage in Crystal (Visco) Plasticity

Mikkel Grymer, Magnus Ekh, Kenneth Runesson et al
III European Conference on Computational Mechanics, Solids, Structures and Coupled Problems in Engineering, June 5-8 2006, Lisbon, Portugal, C.A. Mota Soares et.al. (eds.), p. 69-
Övrigt konferensbidrag
2006

On the modeling of evolving anisotropy and large strains in pearlitic steel

Göran Johansson, Magnus Ekh, Kenneth Runesson
6th European solid mechanics conference
Artikel i vetenskaplig tidskrift
2005

A framework for multiplicative elastoplasticity with kinematic hardening coupled to anisotropic damage

Andreas Menzel, Magnus Ekh, Kenneth Runesson et al
International Journal of Plasticity. Vol. 21 (3), p. 397-434
Artikel i vetenskaplig tidskrift
2005

Modeling of large ratcheting strains with large time increments

Göran Johansson, Magnus Ekh
Computational plasticity VIII. Vol. 2, p. 763-7654
Övrigt konferensbidrag
2005

Calibration of a multiscale material model based on macroscale test data

Robert Lillbacka, Magnus Ekh
Computational Plasticity, 2005, Barcelona, Eds. Owen, Onate and Suarez, p. 1174-1176
Paper i proceeding
2005

Computational modeling of inelastic large ratcheting strains

Göran Johansson, Magnus Ekh, Kenneth Runesson
International Journal of Plasticity. Vol. 21 (5), p. 955-980
Artikel i vetenskaplig tidskrift
2005

Modeling of anisotropic inelasticity in pearlitic steel at large strains due to deformation induced substructure evolution

Göran Johansson, Andreas Menzel, Magnus Ekh
Dislocations, plasticity, damage and metal forming: The 11th Int Symp on Plasticity and Current Applications
Övrigt konferensbidrag
2005

Gradient hardening and damage in crystal (visco)plasticity

Magnus Ekh, Mikkel Grymer, Kenneth Runesson et al
Computational plasticity, 2005, Barccelona, Eds. Owen, Onate and Suarez, p. 751-754
Paper i proceeding
2004

A model framework for anisotropic damage coupled to crystal (visco)plasticity

Magnus Ekh, Robert Lillbacka, Kenneth Runesson
International Journal of Plasticity. Vol. 20 (12), p. 2143-2159
Artikel i vetenskaplig tidskrift
2004

Modeling growth of small cracks in a polycrystal

R. Lillbacka, E. Johansson, Magnus Ekh et al
15th European Conference on Fracture Mechanics for life and Safety Assessment
Paper i proceeding
2004

Gradient hardening and damage in crystal (visco)plasticity

Magnus Ekh, Thomas Svedberg, Kenneth Runesson
World congress on Computational Mechanics, 2004, Beijing, Eds. Yao, Yuan and Zhong
Paper i proceeding
2004

Aspects on Computational Meso-Macro-Scale Constitutive Modeling

Kenneth Runesson, Fredrik Larsson, Magnus Ekh et al
Eccomas 2004 Book of Abstracts. Vol. 1, p. 11-
Övrigt konferensbidrag
2003

Computational modeling of large inelastic ratchetting strains

Göran Johansson, Magnus Ekh, Kenneth Runesson
Plasticity 2003
Övrigt konferensbidrag
2003

Anisotropic damage with the MCR-effect coupled to plasticity

Magnus Ekh, Andreas Menzel, Kenneth Runesson et al
International Journal of Engineering Sciences. Vol. 41 (13-14), p. 1535-1551
Artikel i vetenskaplig tidskrift
2003

A mixed variational formulation for rve-computations

Fredrik Larsson, R. Lillbacka, Magnus Ekh et al
5th Euromech Solid Mechanics Conference(5th ESMC)
Övrigt konferensbidrag
2003

A framework for hyperelasto-plasticity with kinematic hardening and anisotropic damage

Magnus Ekh, Andreas Menzel, Kenneth Runesson et al
Computational Plasticity VII 2003, Barcelona, Eds. Owen, Onate and Suarez, p. 169-170
Paper i proceeding
2003

Fatigue crack initiation based on simulations on the mesoscopic scale

Robert Lillbacka, Magnus Ekh, Erland Johnson et al
Fatigue 2003, Cambridge
Paper i proceeding
2002

Anisotropic damage modeling based on mesomechanical simulations

Robert Lillbacka, Magnus Ekh, Kenneth Runesson et al
World Congress on Computational Mechanics V, 2002, Vienna. Vol. 1, p. 190-
Paper i proceeding
2002

Anisotropic damage coupled to plasticity: modelling based on the effective configuration concept

Andreas Menzel, Magnus Ekh, Paul Steinmann et al
International Journal of Numerical Methods in Engineering. Vol. 54 (10), p. 1409-1430
Artikel i vetenskaplig tidskrift
2002

A framework for hyperelasto-plasticity with kinematic hardening and anisotropic damage

Magnus Ekh, Andreas Menzel, Kenneth Runesson
15th Nordic Seminar on Computational Mechanics, 2002, Aalborg, Eds. Lund, Olhoff and Stegmann, p. 75-77
Paper i proceeding
2001

A Class of Thermo-Hyperelastic-Viscoplastic Models for Porous Materials: Theory and Numerics

Lennart Mähler, Magnus Ekh, Kenneth Runesson
International Journal of Plasticity. Vol. 17, p. 943-969
Artikel i vetenskaplig tidskrift
2001

Modeling and Numerical Issues in Hyperelasto-plasticity with Anisotropy

Magnus Ekh, Kenneth Runesson
International Journal of Solids and Structures. Vol. 38, p. 9461-9478
Artikel i vetenskaplig tidskrift
2001

Thermo-Elastic-Viscoplastic Modeling of IN792

Magnus Ekh
Journal of the mechanical behavior of materials. Vol. 12 (6), p. 359-387
Artikel i vetenskaplig tidskrift
2001

Large strain plasticity coupled to anisotropic damage based on the fictitious configuration concept

Andreas Menzel, Magnus Ekh, Paul Steinmann et al
The 4th International ESAFORM Conference on Material Forming, 2001, Liege, Ed. Habraken, p. 245-248
Paper i proceeding
2000

Bifurcation results for plasticity coupled to damage with MCR-effect

Magnus Ekh, Kenneth Runesson
International Journal of Solids Structures. Vol. 37, p. 1975-1996
Artikel i vetenskaplig tidskrift
2000

Models for Cyclic Ratchetting Plasticity - Integration and Calibration

Magnus Ekh, Anders Johansson, Hans Thorberntsson et al
Journal of Engineering Materials and Technology. Vol. 122, p. 49-55
Artikel i vetenskaplig tidskrift

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Visar 16 forskningsprojekt

2023–2025

Snabb utvärdering av cirkulära aluminiumlegeringar för klimatsmarta lättviktskomponenter

Fang Liu Material och tillverkning
Magnus Ekh Material- och beräkningsmekanik
Johan Ahlström Konstruktionsmaterial
Lars Nyborg Material och tillverkning
Renaud Gutkin Industri- och materialvetenskap
Martin Fagerström Material- och beräkningsmekanik
Produktion
VINNOVA

2021–2026

Crack initiation in anisotropic wheel/rail material

Nasrin Talebi Material- och beräkningsmekanik
Knut Andreas Meyer Material- och beräkningsmekanik
Magnus Ekh Material- och beräkningsmekanik
Johan Ahlström Konstruktionsmaterial
Fredrik Larsson Material- och beräkningsmekanik
Chalmers järnvägsmekanik (CHARMEC)
Europeiska kommissionen (EU)

1 publikation finns
2021–2023

Driving research and innovation to push Europe's rail system forward (IN2TRACK3)

Anders Ekberg Dynamik
Elena Kabo Dynamik
Jens Nielsen Dynamik
Magnus Ekh Material- och beräkningsmekanik
Johan Ahlström Konstruktionsmaterial
Astrid Pieringer Teknisk akustik
Fredrik Larsson Material- och beräkningsmekanik
Jannik Theyssen Teknisk akustik
Michele Maglio Dynamik
Daniel Gren Konstruktionsmaterial
Erika Steyn Konstruktionsmaterial
Björn Pålsson Dynamik
Caroline Ansin Material- och beräkningsmekanik
Björn Andersson Material- och beräkningsmekanik
Mohammad Salahi Nezhad Material- och beräkningsmekanik
Nasrin Talebi Material- och beräkningsmekanik
Henrik Vilhelmson Dynamik
Tore V Vernersson Dynamik
Eric Landström Voortman Dynamik
Kourosh Nasrollahi Dynamik
Trafikverket
Europeiska kommissionen (EU)

27 publikationer finns
2020–2023

Numerisk modelreduktion for homogenisering av polykristallina material

Fredrik Larsson Material- och beräkningsmekanik
Kenneth Runesson Material- och beräkningsmekanik
Magnus Ekh Material- och beräkningsmekanik
Vetenskapsrådet (VR)

3 publikationer finns
2019–2024

Materialkarakteristik vid svetsning och annan lokal upphettning (CHARMEC MU36)

Erika Steyn Konstruktionsmaterial
Johan Ahlström Konstruktionsmaterial
Magnus Ekh Material- och beräkningsmekanik
Erika Steyn Chalmers järnvägsmekanik (CHARMEC)
Chalmers järnvägsmekanik (CHARMEC)
Europeiska kommissionen (EU)

2 publikationer finns
2019–2024

Karakterisering av sprickinitiering och propagering i anisotropt material (CHARMEC MU35)

Johan Ahlström Konstruktionsmaterial
Christer Persson Konstruktionsmaterial
Daniel Gren Konstruktionsmaterial
Magnus Ekh Material- och beräkningsmekanik
Chalmers järnvägsmekanik (CHARMEC)
Europeiska kommissionen (EU)

2 publikationer finns
2019–2024

Numerisk simulering av svetsning och andra högtemperaturprocesser (CHARMEC MU37)

Johan Ahlström Konstruktionsmaterial
Björn Andersson Material- och beräkningsmekanik
Lennart Josefson Material- och beräkningsmekanik
Magnus Ekh Material- och beräkningsmekanik
Chalmers järnvägsmekanik (CHARMEC)
Europeiska kommissionen (EU)

2 publikationer finns
2019–2023

Beräkningsbaserad modellering av kristallplasticitet och intergranulär dekohesion kopplad till spänningsassisterad oxidation i polykristallina högtemperaturlegeringar

Magnus Ekh Material- och beräkningsmekanik
Magnus Hörnqvist Colliander Materialens mikrostruktur
Kenneth Runesson Material- och beräkningsmekanik
Ralf Jänicke Material- och beräkningsmekanik
Vetenskapsrådet (VR)

3 publikationer finns
2018–2021

In2Track-2 (CHARMEC EU19)

Elena Kabo Dynamik
Fredrik Larsson Material- och beräkningsmekanik
Dimosthenis Floros Material- och beräkningsmekanik
Astrid Pieringer Teknisk akustik
Casey Jessop Konstruktionsmaterial
Wolfgang Kropp Teknisk akustik
Johan Ahlström Konstruktionsmaterial
Xin Li Dynamik
Magnus Ekh Material- och beräkningsmekanik
Michele Maglio Dynamik
Daniel Gren Konstruktionsmaterial
Björn Pålsson Dynamik
Roger Lundén Dynamik
Marko Milosevic Dynamik
Lennart Josefson Material- och beräkningsmekanik
Emil Aggestam Dynamik
Anders Ekberg Dynamik
Jens Nielsen Dynamik
Tore V Vernersson Dynamik
Rostyslav Skrypnyk Dynamik
Erika Steyn Konstruktionsmaterial
Christer Persson Konstruktionsmaterial
Björn Andersson Material- och beräkningsmekanik
Knut Andreas Meyer Material- och beräkningsmekanik
Mohammad Salahi Nezhad Material- och beräkningsmekanik
Jannik Theyssen Teknisk akustik
Trafikverket
Europeiska kommissionen (EU)

49 publikationer finns
2018–2020

Analys och modelleringstjänst för tekniska material studerad med neutroner

Paul Erhart Material- och ytteori
Magnus Ekh Material- och beräkningsmekanik
Magnus Hörnqvist Colliander Materialens mikrostruktur
Fredrik Larsson Material- och beräkningsmekanik
Vetenskapsrådet (VR)

28 publikationer finns
2017–2019

Self-consistent modelling for neutron scattering applications

Magnus Hörnqvist Colliander Materialens mikrostruktur
Magnus Ekh Material- och beräkningsmekanik
Hongjia Li Materialens mikrostruktur
Chalmers

2016–2019

Fiberkompositer med duktila egenskaper

Martin Fagerström Material- och beräkningsmekanik
Magnus Ekh Material- och beräkningsmekanik
Carolyn Oddy Material- och beräkningsmekanik
Energimyndigheten

6 publikationer finns
2015–2020

Optimering av material i spårväxlar (CHARMEC TS17)

Jens Nielsen Dynamik
Björn Pålsson Dynamik
Magnus Ekh Material- och beräkningsmekanik
Rostyslav Skrypnyk Dynamik
Chalmers järnvägsmekanik (CHARMEC)

1 publikation finns
2015–2020

Inverkan av anisotropi på utmattningsprickor under rullkontakt (CHARMEC MU34)

Johan Ahlström Materialteknologi
Magnus Ekh Material- och beräkningsmekanik
Knut Andreas Meyer Material- och beräkningsmekanik
Europeiska kommissionen (EU)
Chalmers järnvägsmekanik (CHARMEC)

13 publikationer finns
2013–2019

Modellering av termomekaniskt belastade räls- och hjulstål

Ali Esmaeili Material- och beräkningsmekanik
Tore V Vernersson Dynamik
Johan Ahlström Konstruktionsmaterial
Magnus Ekh Material- och beräkningsmekanik
Chalmers järnvägsmekanik (CHARMEC)
Europeiska kommissionen (EU)

2012–2013

Flerskalig modelling av perlitiska stål

Magnus Ekh Material- och beräkningsmekanik
Vetenskapsrådet (VR)

Det kan finnas fler projekt där Magnus Ekh medverkar, men du måste vara inloggad som anställd på Chalmers för att kunna se dem.