Selected R&D Projects (12)
Multilevel EFEM
A multilevel embedded finite element method to simulate complex failure phenomena in brittle engineering materials.
RAFNM
A homogenization method for random affine fiber network models to simulate reorientation and undulation mechanisms.
Biofrac
Modeling and simulation of finite deformation fracture phenomena in soft biological tissues.
Li-Ion Degradation
Impact of charging-discharging rate on lithium-ion electrode particles with electro-chemo-mechanical phase field method.
Gradient-extended PFM
Accurate modeling and simulation of complex crack topologies in elastoplastic solids undergoing large strains.
Hydrogen Embrittlement
Analysis of hydrogen transport mechanisms in alloy steels for the modeling of failure due to embrittlement.
PLEAN
Physics-based lifetime estimation with advanced numerics is a multiscale and multiphysical software for HPC simulations.
Virtual Engine
A high fidelty three dimensional digital twin of an aero engine with focus on lifetime estimation of critical turbine components.
Intermetallics
Advanced material models of the lighweight metallic alternatives for single crystal superalloys in aero engines.
Ceramic Matrix Composites
Advanced material models of the lighweight composite alternatives for Ni-based superalloys in aero engines.
Statistically Representative Unit Cell
Evaluation of a representative microstructural unit cell of a polycrystal with the necessary statistical descriptors.
IMPACT
Explicit phase field method of fracture for the impact simulations of turbine blades made of composite materials.
Modeling crack micro-branching using finite elements with embedded strong discontinuities
Proceeding in Applied Mathematics and Mechanics, 10(1), 681-684, 2010
DOIA strong discontinuity based adaptive refinement approach for the modeling of crack branching
Proceeding in Applied Mathematics and Mechanics, 11(1), 171-172, 2011
DOIModeling quasi-static crack growth with the embedded finite element method on multiple levels
Proceeding in Applied Mathematics and Mechanics, 12(1), 135-136, 2012
DOIA strong discontinuity approach on multiple levels to model solids at failure
Computer Methods in Applied Mechanics and Engineering, 253, 558-583, 2013
DOIModeling reorientation phenomena in nonwoven materials with random fiber network microstructure
Proceeding in Applied Mathematics and Mechanics, 13(1), 249-250, 2013
DOIA homogenization approach for nonwoven materials based on fiber undulations and reorientation
Journal of the Mechanics and Physics of Solids, 65, 12-34, 2014
DOIFailure in anisotropic nonwoven materials at finite deformation
Proceeding in Applied Mathematics and Mechanics, 14(1), 377-378, 2014
DOIMulti-level descriptions of failure phenomena with the strong discontinuity approach
Doctoral Dissertation, 2014
DOIA phase-field model for fracture in biological tissues
Biomechanics and Modeling in Mechanobiology, 15(3), 479-496, 2015
DOIA micromechanical model with strong discontinuities for failure in nonwovens at finite deformations
International Journal of Solids and Structures, 75-76, 247-259, 2015
DOIRupture in soft biological tissues modeled by a phase-field method
Proceeding in Applied Mathematics and Mechanics, 15(1), 103-104, 2015
DOIDuctile failure with gradient plasticity coupled to the phase-field fracture at finite strains
Proceeding in Applied Mathematics and Mechanics, 15(1), 271-272, 2015
DOIA phase-field model for chemo-mechanical induced fracture in lithium-ion battery electrode particles
International Journal for Numerical Methods in Engineering, 106(9), 683-711, 2015
DOIPhase field modeling of ductile fracture at finite strains: a variational gradient-extended plasticity-damage theory
International Journal of Plasticity, 84, 1-32, 2016
DOIAnalysis of electro-permeation of hydrogen in metallic alloys
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 375(2098), 20160409, 2017
DOIAnalysis of thermal desorption of hydrogen in metallic alloys
Acta Materialia, 144, 777--785, 2018
DOIEffects of anisotropy and regime of diffusion on the measurement of lattice diffusion coefficient of hydrogen in metals
Proceedings of the Royal Society A, 474(2215), 20170677, 2018
DOIPorosity analysis in SiC/SiC ceramic matrix composites
Proceeding in Applied Mathematics and Mechanics, 20(1), e202000202, 2021
DOIVolume dependent fracture energy and brittle to quasi-brittle transition in intermetallic alloys
Engineering Fracture Mechanics, 264, 108312, 2022
DOISize-dependent fracture characteristics of intermetallic alloys
Experimental Mechanics, 62(5), 863-877, 2022
DOIReconstruction of a SiC/SiC CMC microstructure using deep learning and advanced image processing technique
Proceedings of the American Society for Composites - 38th Technical Conference, American Society for Composites, 2023
DOIAnalysis of hydrogen diffusion in the three stage electro-permeation test
Continuum Mechanics and Thermodynamics, 36(5), 1169-1180, 2024
DOIFinite elements with embedded strong discontinuities for the modeling of microbranching effects in dynamic fracture
GAMM, 22-26 March 2010, Karlsruhe, Germany
A multi-level embedded finite element method for the modeling of crack branching
GAMM, 18-21 April 2011, Graz, Austria
A multi-level strong discontinuity approach to model crack branching
CFRAC, 6-8 June 2011, Barcelona, Spain
Modeling of quasi-static crack growth with a multi-level embedded finite element method
GAMM, 26-30 March 2012, Darmstadt, Germany
A multi-level method to model failure with the strong discontinuity approach
6th GAMM-Seminar on Multiscale Material Modeling, 24-25 September 2012, Magdeburg, Germany
Elastic behavior of nonwoven materials with random fiber network microstructure
GAMM, 18-22 March 2013, Novi Sad, Serbia
Modeling of nonlinear stiffening response of anisotropic nonwoven materials
GAMM, 10-14 March 2014, Erlangen, Germany
Phase-field modeling of fracture in anisotropic biological tissues
GAMM, 22-27 March 2015, Lecce, Italy
Computational mechanics of soft matter (Invited Talk)
Indian Institute of Technology, Delhi, 31 March 2015, India
Advanced modeling of strain-induced crystallization in rubbery polymers
9th European Solid Mechanics Conference, 6-10 July 2015, Madrid, Spain
Phase field modeling of ductile fracture in elastic-plastic solids (Invited Talk)
School of Aerospace Engineering, Tsinghua University, 22 August 2015, Beijing, China
A new method for the determination of trap characteristics in thermal desorption experiments
International Hydrogen Conference, 11-14 September 2016, Wyoming, USA
On the unified interpretation of thermal desorption and permeation processes
BP-ICAM Annual Conference, 1-2 November 2016, Manchester, UK
Computational modeling of fracture phenomena (Invited Talk)
Micromechanics Seminar Series, 4 November 2016, Cambridge University, UK
Phase field fracture coupled gradient plasticity for modeling failure in steels (Invited Talk)
Computational Plasticity (COMPLAS), 5-7 September 2017, Barcelona, Spain
Size effect in intermetallics: experiments and numerics (Invited Talk)
Computational Plasticity (COMPLAS), 3-5 September 2019, Barcelona, Spain
Experimental and numerical investigations of the stochastic nature of intermetallic alloys (Invited Talk)
EMMC17, 27-29 May 2020, Madrid, Spain (Cancelled due to Covid-19)
Porosity analysis in advanced materials for aero engines
GAMM, April 2021, Kassel, Germany
Stochastic nature of intermetallic alloys for aero engines: experimental and numerical investigations
WCCM-ECCOMAS, August 2021, Paris, France