Author

Jan Pyka

Observed names: J. PYKA, J. Pyka

Institution: Adam Mickiewicz University in Poznań

Observed institutions: Kanazawa University, University of Florida, Adam Mickiewicz University in Poznań

OpenAlex ID: A5006370042

Analysis and fit of the Fourier-transform microwave spectrum of the two-top molecule N-methylacetamide

2004 · N. Ohashi, J.T. Hougen, et al. · Journal of Molecular Spectroscopy · 80

Centrifugal stabilization and destabilization of molecular geometry and clustering of rovibrational energy levels in the H 2 O

1989 · Jan Makarewicz, Jan Pyka · Molecular Physics · 24

Vibration-inversion-torsion-rotation Hamiltonian for aniline

1985 · Jan Pyka, Marek Kreglewski · Journal of Molecular Spectroscopy · 19

Electronic states of matrix-isolated Ni atoms: A magnetic circular and linear dichroism study

1985 · Martin Vala, Marc Eyring, et al. · The Journal of Chemical Physics · 14

Line assignments and global analysis of the tunneling–rotational microwave absorption spectrum of dimethyl methylphosphonate

2003 · N. Ohashi, J. Pyka, et al. · Journal of Molecular Spectroscopy · 13

Magnetic linear dichroism of matrix-isolated iron atoms

1985 · Martin Vala, Jean-Claude Rivoal, et al. · The Journal of Chemical Physics · 13

Clustering of rovibrational energy levels in the highly excited H2S molecule

1990 · Jan Pyka · Molecular Physics · 12

Moment analysis for absorption and magnetic circular dichroism bands of atomic P←S transitions: Application to matrix-isolated chromium

1987 · M. Vala, R. Pyzalski, et al. · The Journal of Chemical Physics · 11

A numerical approach to the internal large amplitude motion Hamiltonian of a polyatomic molecule

1990 · J. Pyka, I. Foltynowicz, et al. · Journal of Molecular Spectroscopy · 7

The effective Hamiltonian for the coupling between inversion–torsion states of hydrazine

2006 · Iwona Gulaczyk, Jan Pyka, et al. · Journal of Molecular Spectroscopy · 6

Restudy of the Ground Vibrational State of Hydrazine Using the Generalized IAM-like Treatment for the Amino-Wagging Tunneling Motion

2001 · Jan Pyka, Nobukimi Ohashi · Journal of Molecular Spectroscopy · 4

A new proposal for a uniform treatment of internal motions in symmetrical and asymmetrical five-membered ring molecules

1992 · Jan Pyka · Journal of Molecular Spectroscopy · 2

Analysis and Fit of the Ftmw Spectrum of the Two-top Molecule N-methylacetamide

2003 · Nami Ohashi, Masaharu Fujitake, et al. · The Knowledge Bank (The Ohio State University)

Studies of Rotational-Vibrational Dynamics in Highly Excited HDO Molecule

1991 · J. Pyka · Acta Physica Polonica A

ChemInform Abstract: VIBRATION‐INVERSION‐TORSION‐ROTATION HAMILTONIAN FOR ANILINE

1985 · J. PYKA, M. KREGLEWSKI · ChemInform

Works count: 15

Citation count: 205

H-index: 8

I10-index: 8