prof. dr Andreas Savin, J. Karwowski "Correcting Models with Long-Range Electron Interaction Using Generalized Cusp Conditions" J. Phys. Chem. A127 (5) (2023), 1377-1385 DOI: https://doi.org/10.1021/acs.jpca.2c08426
prof. dr Andreas Savin, J. Karwowski "Second-order adiabatic connection. The theory and application to two electrons in a parabolic confinement" J. Chem. Phys.159 (2023), 134107-1-134107-7 DOI: 10.1063/5.0167851
2022
S. Dembiński, J. Karwowski, J. Szudy, prof. dr Trygve Helgaker "Foreword" Mol. Phys.120 (19-20) (2022), e2144060-1-e2144060-2 DOI: 10.1080/00268976.2022.2144060
S. Dembiński, J. Karwowski, J. Szudy, prof. dr Trygve Helgaker "Lutosław Wolniewicz (1930 -- 2020)" Mol. Phys.120 (19-20) (2022), e2024904-1-e2024904-8 DOI: 10.1080/00268976.2021.2024904
J. Karwowski, prof. dr Andreas Savin "Two-particle coalescence conditions revisited " Mol. Phys.120 (19-20) (2022), e2069055-1-e206905512 DOI: 10.1080/00268976.2021.2069055
2020
J. Karwowski, Artur Ishkhanyan, Andrzej Poszwa "The eigenvalue problem of one-dimensionsl Dirac operator" Theor. Chem. Acc.139 (2020), 178-1-178-9 DOI: 10.1007/s00214-020-02685-x
2019
Jonathan Jerke, J. Karwowski, Bill Poirier "Exact Matrix Elements for Arbitrary Two-body Central-Force Interactions, Expressed as Sums of Products" Mol. Phys.117 (2019), 1264-1275 DOI: 10.1080/00268976.2018.1538541
Artur M. Ishkhanyan, J. Karwowski "The second Exton potential for the Schroedinger equation" Mod. Phys. Lett. A34 (2019), 1950195-1-1950195-15 DOI: 10.1142/S0217732319501955
2016
J. Karwowski, H. A. Witek "Analytical solutions of the Schrödinger equation with power potentials" J. Chin. Chem. Soc. 63 (2016), 101-108 DOI: 10.1002/jccs.201400540
J. Karwowski, Henryk A. Witek "Schroedinger equations with power potentials" Mol. Phys.114 (2016), 932-940 DOI: 10.1080/00268976.2015.1115565
C. E. Gonzales-Espinoza, P. W. Ayers, J. Karwowski, A. Savin "Smooth models for the Coulomb potential" Theor. Chem. Acc.135 (2016), 256-256+12 DOI: 10.1007/s00214-016-2007-5
2014
J. Karwowski, Henryk A. Witek "Biconfluent Heun equation in quantum chemistry. Harmonium and related systems" Theor. Chem. Acc.133 (2014), 1494-1-1494-11 DOI: 10.1007/s00214-014-1494-5
2013
J. Karwowski "Density Functional Theory and Multicomponent Wavefunction " Int. J. Quantum Chem.113 (2013), 667-672 DOI: DOI: 10.1002/qua.24037
J. Karwowski "Some remarks on the mass density distribution" Croat. Chem. Acta86 (2013), 531-539 DOI: 10.5562/cca2312
2012
G. Pestka, M. Bylicki, J. Karwowski "Geminals in Dirac–Coulomb Hamiltonian eigenvalue problem" J. Math. Chem.50 (2012), 510-533 DOI: 10.1007/s10910-011-9823-6
2009
J. Karwowski, G. Pestka "Energy-dependent scaling of the Dirac equation" Int. J. Quantum Chem.109 (2009), 2903-2908
J. Karwowski "Inverse problems in quantum chemistry" Int. J. Quantum Chem.109 (2009), 2456-2463
2008
J. Karwowski "A separable model of N interacting particles" Int. J. Quantum Chem.108 (2008), 2253-2260
J. Karwowski, mgr Kamil Szewc "Quasi-exactly solvable models in quantum chemistry" Collect. Czech. Chem. Commun.73 (2008), 1372-1390
M. Bylicki, G. Pestka, J. Karwowski "Relativistic Hylleraas configuration-interaction method projected into positive-energy space" Phys. Rev. A.77 (2008), 044501
2007
G. Pestka, M. Bylicki, J. Karwowski "Complex-coordinate rotation and relativistic Hylleraas-CI: Helium isoelectronic series" J. Phys. B: At. Mol. Phys. 40 (2007), 2249-2259
J. Karwowski, G. Pestka "Harmonic oscillators in relativistic quantum mechanics" Theor. Chem. Acc.118 (2007), 519-525
M. Bylicki, A. Stachów, J. Karwowski, P. K. Mukherjee "The resonance levels of the Yukawa potential" Chem. Phys. Lett.331 (2007), 346-350
2006
G. Pestka, M. Bylicki, J. Karwowski "Application of the complex-coordinate rotation to the relativistic Hylleraas-CI method: a case study" J. Phys. B: At. Mol. Phys. 39 (2006), 2979-2987
M. Stanke, J. Karwowski, Hiroshi Tatewaki "Kinetically Balanced Dirac Equation: Properties and applications" Mol. Phys.104 (2006), 2085-2092
J. Karwowski, G. Pestka, M. Stanke, F. E. Harris "Representation of the Dirac equation and the variational principle" Int. J. Quantum Chem.106 (2006), 3129-3139
2005
J. Karwowski, L. Cyrnek "A class of exactly-solvable Schroedinger equations" Collect. Czech. Chem. Commun.70 (2005), 864-880
J. Karwowski "Influence of Confinement on the Properties of Quantum Systems" J. Mol. Struct.727 (2005), 1-7
B. Saha, P.K. Mukherjee, D. Bielińska-Wąż, J. Karwowski "Spherically Confined Two-electron Atoms Immersed in Debye Plasma" J. Quant. Spectrosc. Radiat. T92 (2005), 1-8
J. Karwowski, M. Stanke "Unexpected properties of a density functional" Phys. Rev. A.71 (2005), 024501-1-024501-4
2004
J. Karwowski, M. Stanke "A note on non-linear parameters in variational methods" Struct. Chem.15 (2004), 427-429
J. Karwowski, L. Cyrnek "Harmonium" Ann. Phys.13 (2004), 181-193
J. Karwowski "Operator averages in finite-dimensional N-electron model spaces: A diagrammatic approach" Mol. Phys.102 (2004), 1213-1220
G. Pestka, H. Tatewaki, J. Karwowski "Relativistic correlation energies of Helium-like atoms" Phys. Rev. A.70 (2004), 024501-1-024501-3
D. Bielińska-Wąż, J. Karwowski, B. Saha, P.K. Mukherjee "Reletivistic Effects in Hydrogenlike Atoms Embedded in Debye Plasmas" Phys. Rev. E.69 (2004), 016404-1-016404-6
2003
G. Pestka, J. Karwowski "Dirac-Coulomb Hamiltonian in N-Electron Model Spaces" Collect. Czech. Chem. Commun.68 (2003), 275-294
B. Saha, P.K. Mukherjee, D. Bielińska-Wąż, J. Karwowski "Time Dependent Perturbation Calculations for Transition Properties of Two-electron Atoms under Debye Plasma" J. Quant. Spectrosc. Radiat. T78 (2003), 131-137
2002
P. K. Mukherjee, J. Karwowski, G. H. F. Diercksen "On the Influence of the Debye Screening on the Spectra of Two-Electron Atoms" Chem. Phys. Lett.363 (2002), 323-327
J. Karwowski, N. Flocke "Relations between Pariser-Parr-Pople and Heisenberg models" Int. J. Quantum Chem.90 (2002), 1091-1098
2001
M. Barysz, N. Flocke, J. Karwowski "A comparison of different approximate relativistic theories of many-electron systems: A case study of the ionization energies of two-electron ions" Acta Phys. Pol. A99 (2001), 631-641
E. Besalu, R. Carbó-Dorca, J. Karwowski "Generalized One-Electron Spin Functions and Self-Similarity Measures" J. Math. Chem.29 (2001), 41-45
J. Karwowski "Ian P. Grant, FRS. A Biographical Note" Comp. Phys. Commun.138 (2001), 10-17
H. Tatewaki, Y. Mochizuki, T. Koga, J. Karwowski "Modification of Nonrelativistic Gaussian Basis Sets for Relativistic Calculations" J. Chem. Phys.115 (2001), 9160-9164
J. Karwowski "Some Properties of Configuration Interaction Matrices and their Applications" J. Mol. Struct.537 (2001), 9-15
D. Bielińska-Wąż, J. Karwowski, G.H.F. Diercksen "Spectra of Confined Two-Electron Atoms" J. Phys. B: At. Mol. Phys. 34 (2001), 1987-2000
J. Karwowski "Symmetric Group Approach to Spin-Dependent CI" J. Mol. Struct.547 (2001), 245-252
R. Carbó-Dorca, J. Karwowski "Theoretical and Computational Aspects of Extended Wavefunctions" Int. J. Quantum Chem.84 (2001), 331-337
2000
A. Matamala-Vasquez, J. Karwowski "Commutator Perturbation Method in the Study of Vibration-Rotational Spectra of Diatomic Molecules" Int. J. Quantum Chem.77 (2000), 721-726
I. Martin , J. Karwowski, D. Bielińska-Wąż "Matrix Elements of r^q in relativistic quantum defect orbital theory" J. Phys. A 33 (2000), 823-830