Dr.-Ing. Napat Vajragupta
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A micromechanical damage simulation of dual phase steels using XFEM
N Vajragupta, V Uthaisangsuk, B Schmaling, S Münstermann, ...
Computational Materials Science 54, 271-279, 2012
The second Sandia Fracture Challenge: predictions of ductile failure under quasi-static and moderate-rate dynamic loading
BL Boyce, SLB Kramer, TR Bosiljevac, E Corona, JA Moore, K Elkhodary, ...
International Journal of Fracture 198, 5-100, 2016
A method to quantitatively upscale the damage initiation of dual-phase steels under various stress states from microscale to macroscale
J Lian, H Yang, N Vajragupta, S Münstermann, W Bleck
Computational materials science 94, 245-257, 2014
Modeling macroscopic material behavior with machine learning algorithms trained by micromechanical simulations
D Reimann, K Nidadavolu, H ul Hassan, N Vajragupta, T Glasmachers, ...
Frontiers in Materials 6, 181, 2019
The modeling scheme to evaluate the influence of microstructure features on microcrack formation of DP-steel: The artificial microstructure model and its application to predict …
N Vajragupta, P Wechsuwanmanee, J Lian, M Sharaf, S Münstermann, ...
Computational materials science 94, 198-213, 2014
Prediction of plasticity and damage initiation behaviour of C45E+ N steel by micromechanical modelling
B Wu, N Vajragupta, J Lian, U Hangen, P Wechsuwanmanee, ...
Materials & Design 121, 154-166, 2017
Modeling the microstructure influence on fatigue life variability in structural steels
M Sharaf, P Kucharczyk, N Vajragupta, S Münstermann, A Hartmaier, ...
Computational materials science 94, 258-272, 2014
Indentation size effects in spherical nanoindentation analyzed by experiment and non-local crystal plasticity
JK Engels, S Gao, W Amin, A Biswas, A Kostka, N Vajragupta, ...
Materialia 3, 21-30, 2018
Optimized reconstruction of the crystallographic orientation density function based on a reduced set of orientations
A Biswas, N Vajragupta, R Hielscher, A Hartmaier
Journal of Applied Crystallography 53 (1), 178-187, 2020
Micromechanical modeling approach to derive the yield surface for BCC and FCC steels using statistically informed microstructure models and nonlocal crystal plasticity
N Vajragupta, S Ahmed, M Boeff, A Ma, A Hartmaier
Physical Mesomechanics 20, 343-352, 2017
Influence of trapped gas on pore healing under hot isostatic pressing in nickel-base superalloys
MRG Prasad, S Gao, N Vajragupta, A Hartmaier
Crystals 10 (12), 1147, 2020
Kanapy: A Python package for generating complex synthetic polycrystalline microstructures
MRG Prasad, N Vajragupta, A Hartmaier
Journal of Open Source Software 4 (43), 1732, 2019
The influence of post-weld tempering temperatures on microstructure and strength in the stir zone of friction stir welded reduced activation ferritic/martensitic steel
S Li, X Yang, N Vajragupta, W Tang, A Hartmaier, H Li
Materials Science and Engineering: A 814, 141224, 2021
Parameterization of a non-local crystal plasticity model for tempered lath martensite using nanoindentation and inverse method
JK Engels, N Vajragupta, A Hartmaier
Frontiers in Materials 6, 247, 2019
ul Hassan, H.; Brenne, F.; Niendorf, T.; Hartmaier, A. Influence of microstructural features on the strain hardening behavior of additively manufactured metallic components
A Biswas, MRG Prasad, N Vajragupta
Adv. Eng. Mater 21, 1900275, 2019
Robust optimization scheme for inverse method for crystal plasticity model parametrization
M Shahmardani, N Vajragupta, A Hartmaier
Materials 13 (3), 735, 2020
Studying grain boundary strengthening by dislocation-based strain gradient crystal plasticity coupled with a multi-phase-field model
W Amin, MA Ali, N Vajragupta, A Hartmaier
Materials 12 (18), 2977, 2019
Influence of microstructural features on the strain hardening behavior of additively manufactured metallic components
A Biswas, MRG Prasad, N Vajragupta, H ul Hassan, F Brenne, T Niendorf, ...
Advanced Engineering Materials 21 (7), 1900275, 2019
Influence of pore characteristics on anisotropic mechanical behavior of laser powder bed fusion–manufactured metal by micromechanical modeling
M RG Prasad, A Biswas, K Geenen, W Amin, S Gao, J Lian, A Röttger, ...
Advanced Engineering Materials 22 (12), 2000641, 2020
Effect of microstructure heterogeneity on the mechanical properties of friction stir welded reduced activation ferritic/martensitic steel
S Li, N Vajragupta, A Biswas, W Tang, H Wang, A Kostka, X Yang, ...
Scripta Materialia 207, 114306, 2022
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