B-spline based finite element method in one-dimensional discontinuous elastic wave propagation R Kolman, M Okrouhlík, A Berezovski, D Gabriel, J Kopačka, J Plešek Applied Mathematical Modelling 46, 382-395, 2017 | 21 | 2017 |
On stability and reflection‐transmission analysis of the bipenalty method in contact‐impact problems: A one‐dimensional, homogeneous case study J Kopačka, A Tkachuk, D Gabriel, R Kolman, M Bischoff, J Plešek International Journal for Numerical Methods in Engineering 113 (10), 1607-1629, 2018 | 19 | 2018 |
Inverse mass matrix for isogeometric explicit transient analysis via the method of localized Lagrange multipliers JA González, J Kopačka, R Kolman, SS Cho, KC Park International Journal for Numerical Methods in Engineering 117 (9), 939-966, 2019 | 16 | 2019 |
Assessment of methods for computing the closest point projection, penetration, and gap functions in contact searching problems J Kopačka, D Gabriel, J Plešek, M Ulbin International Journal for Numerical Methods in Engineering 105 (11), 803-833, 2016 | 16 | 2016 |
Isogeometric analysis of free vibration of simple shaped elastic samples R Kolman, S Sorokin, B Bastl, J Kopačka, J Plešek The Journal of the Acoustical Society of America 137 (4), 2089-2100, 2015 | 16 | 2015 |
Partitioned formulation of contact‐impact problems with stabilized contact constraints and reciprocal mass matrices JA González, J Kopačka, R Kolman, KC Park International Journal for Numerical Methods in Engineering 122 (17), 4609-4636, 2021 | 14 | 2021 |
Bi-penalty stabilized technique with predictor–corrector time scheme for contact-impact problems of elastic bars R Kolman, J Kopačka, JA González, SS Cho, KC Park Mathematics and Computers in Simulation 189, 305-324, 2021 | 13 | 2021 |
Hyperelastic proportional damping for numerical non-conservative dynamic models of hard rubbers under large deformations P Šulc, J Kopačka, L Pešek, V Bula International Journal of Non-Linear Mechanics 137, 103823, 2021 | 7 | 2021 |
Efficient and robust numerical solution of contact problems by the finite element method J Kopačka PhD Thesis, Czech Technical University in Prague, 2017 | 5 | 2017 |
Energy-conserving interface dynamics with asynchronous direct time integration employing arbitrary time steps R Dvořák, R Kolman, M Mračko, J Kopačka, T Fíla, O Jiroušek, J Falta, ... Computer Methods in Applied Mechanics and Engineering 413, 116110, 2023 | 4 | 2023 |
The boundary integral equations method for analysis of high-frequency vibrations of an elastic layer S Sorokin, R Kolman, J Kopacka Archive of Applied Mechanics 87, 737-750, 2017 | 4 | 2017 |
Comparative study of finite element method, isogeometric analysis, and finite volume method in elastic wave propagation of stress discontinuities A Berezovski, R Kolman, J Blažek, J Kopačka, D GABRIEL, J PLEŠEK Proceedings of the 11th European Conference on Non-Destructive Testing …, 2014 | 3 | 2014 |
Isogeometric contact analysis: A study of an explicit dynamic contact algorithm J Kopačka, D Gabriel, R Kolman, J Plešek Výpočty Konstrukcí Metodou Konečných Prvků, Czech Republic, 2014 | 3 | 2014 |
Estimation of stability limit based on Gershgorin’s theorem for explicit contact-impact analysis Signorini problem using bipenalty approach D Gabriel, A Tkachuk, J Kopacka, R Kolman, M Mracko, M Bischoff, ... Eccomas Proceedia COMPDYN, 1312-1321, 2017 | 2 | 2017 |
A symmetry preserving contact treatment in isogeometric analysis J Kopacka, D Gabriel, R Kolman, J Plešek Proceedings of the 7th GACM Colloquium on Computational Mechanics for Young …, 2017 | 2 | 2017 |
Influence of mass lumping techniques on contact pressure oscillations in explicit finite element contact-impact algorithm based on isogeometric analysis with NURBS J Kopačka, D Gabriel, R Kolman, J Plešek Modelling 2014, 1, 2014 | 2 | 2014 |
A large deformation frictionless contact treatment in NURBS-based isogeometric analysis J Kopačka, D Gabriel, R Kolman, J Plešek Advances in Computational Coupling and Contact Mechanics, 109-144, 2018 | 1 | 2018 |
Výpočtový software ventilace a oteplení synchronních strojů J Kopačka Západočeská univerzita v Plzni, 2016 | 1 | 2016 |
FRICTIONLESS CONTACT OF ELASTIC BODIES: COMPARISON OF TREATMENT IN FINITE ELEMENT ANALYSI AND ISOGEOMETRIC ANALYSIS J Kopacka, R Kolman, D Gabriel, J Plešek Engineering Mechanics, 178, 2012 | 1 | 2012 |
Application of Methods for Unconstrained Optimization in Computation of Normal Contact Vector J Kopačka, D Gabriel, J Plešek, M Ulbin Sixth International PhD & DLA Symposium, 1, 2010 | 1 | 2010 |