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Konstantinos Agathos
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Year
A well‐conditioned and optimally convergent XFEM for 3D linear elastic fracture
K Agathos, E Chatzi, SPA Bordas, D Talaslidis
International Journal for Numerical Methods in Engineering 105 (9), 643-677, 2016
762016
Stable 3D extended finite elements with higher order enrichment for accurate non planar fracture
K Agathos, E Chatzi, SPA Bordas
Computer Methods in Applied Mechanics and Engineering 306, 19-46, 2016
672016
Improving the conditioning of XFEM/GFEM for fracture mechanics problems through enrichment quasi-orthogonalization
K Agathos, SPA Bordas, E Chatzi
Computer Methods in Applied Mechanics and Engineering 346, 1051-1073, 2019
632019
Stable 3D XFEM/vector level sets for non‐planar 3D crack propagation and comparison of enrichment schemes
K Agathos, G Ventura, E Chatzi, SPA Bordas
International Journal for Numerical Methods in Engineering 113 (2), 252-276, 2018
622018
Discrete and phase field methods for linear elastic fracture mechanics: a comparative study and state-of-the-art review
A Egger, U Pillai, K Agathos, E Kakouris, E Chatzi, IA Aschroft, ...
Applied Sciences 9 (12), 2436, 2019
472019
Multiple crack detection in 3D using a stable XFEM and global optimization
K Agathos, E Chatzi, S Bordas
Computational mechanics 62 (4), 835-852, 2018
472018
A unified enrichment approach addressing blending and conditioning issues in enriched finite elements
K Agathos, E Chatzi, SPA Bordas
Computer Methods in Applied Mechanics and Engineering 349, 673-700, 2019
312019
A local basis approximation approach for nonlinear parametric model order reduction
K Vlachas, K Tatsis, K Agathos, AR Brink, E Chatzi
Journal of Sound and Vibration 502, 116055, 2021
202021
Taylor-series expansion based numerical methods: a primer, performance benchmarking and new approaches for problems with non-smooth solutions
T Jacquemin, S Tomar, K Agathos, S Mohseni-Mofidi, S Bordas
Archives of Computational Methods in Engineering 27 (5), 1465-1513, 2020
162020
Well conditioned extended finite elements and vector level sets for three-dimensional crack propagation
K Agathos, G Ventura, E Chatzi, S Bordas
Geometrically Unfitted Finite Element Methods and Applications, 307-329, 2017
162017
Parametrized reduced order modeling for cracked solids
K Agathos, SPA Bordas, E Chatzi
International Journal for Numerical Methods in Engineering 121 (20), 4537-4565, 2020
132020
Parametric reduced order models for output-only vibration-based crack detection in shell structures
K Agathos, KE Tatsis, K Vlachas, E Chatzi
Mechanical Systems and Signal Processing 162, 108051, 2022
112022
A hierarchical output-only Bayesian approach for online vibration-based crack detection using parametric reduced-order models
KE Tatsis, K Agathos, EN Chatzi, VK Dertimanis
Mechanical Systems and Signal Processing 167, 108558, 2022
92022
Crack detection in Mindlin-Reissner plates under dynamic loads based on fusion of data and models
K Agathos, K Tatsis, S Nicoli, SPA Bordas, E Chatzi
Computers & Structures 246, 106475, 2021
82021
A physics-based, local POD basis approach for multi-parametric reduced order models
K Vlachas, K Tatsis, K Agathos, AR Brink, E Chatzi
International Conference on Noise and Vibration Engineering (ISMA 2020) in …, 2020
62020
3D crack detection using an XFEM variant and global optimization algorithms
K Agathos, E Chatzi, S Bordas
42016
Moment fitted cut spectral elements for explicit analysis of guided wave propagation
S Nicoli, K Agathos, E Chatzi
Computer Methods in Applied Mechanics and Engineering 398, 115140, 2022
32022
On the Coupling of Reduced Order Modeling with Substructuring of Structural Systems with Component Nonlinearities
K Vlachas, K Tatsis, K Agathos, AR Brink, D Quinn, E Chatzi
Dynamic Substructures, Volume 4, 35-43, 2022
22022
An adapted deflated conjugate gradient solver for robust extended/generalised finite element solutions of large scale, 3D crack propagation problems
K Agathos, T Dodwell, E Chatzi, SPA Bordas
Computer Methods in Applied Mechanics and Engineering 395, 114937, 2022
12022
Test independent identification of fracture parameters of plain concrete based on a cohesive XFEM formulation
YE HARMANCI, K AGATHOS, GIL JACOT-DESCOMBES, E CHATZI
Proceedings of the 10th International Conference on Fracture Mechanics of …, 2019
12019
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Articles 1–20