| 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 | 17 | 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 |
| 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 | 16 | 2017 |
| 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 |
| 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 | 14 | 2016 |
| 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 | 10 | 2021 |
| 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 | 9 | 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 |
| 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 |
| Efficient and Robust Numerical Solution of Contact Problems by the Finite Element Method J Kopačka Thèse de doctorat, Czech Technical University, Prague, 2018. 140, 152, 157, 2017 | 2 | 2017 |
| 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 | 1 | 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 | 1 | 2017 |
| Výpočtový software ventilace a oteplení synchronních strojů J Kopačka Západočeská univerzita v Plzni, 2016 | 1 | 2016 |
| 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 | 1 | 2014 |
| 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 | 1 | 2014 |
| 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, ... 11th European Conference on Non-Destructive Testing (ECNDT 2014), 2014 | 1 | 2014 |
| STUDIES IN NUMERICAL STABILITY OF EXPLICIT CONTACT-IMPACT ALGORITHM TO THE FINITE ELEMENT SOLUTION OF WAVE PROPAGATION PROBLEMS J Kopacka, D Gabriel, R Kolman, J Plešek, M Ulbin | 1 | 2013 |
| 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 |
| Assessment of numerical procedures for determination of the penalty function in contact problems J Kopacka Master’s Thesis, 2009 | 1 | 2009 |
