P. Jönsson

发表

Relativistic radial electron density functions and natural orbitals from GRASP2018

M. Godefroid, G. Gaigalas, J. Bieroń, 2022, Comput. Phys. Commun..

Hyperfine induced ${\sf 1 s}{\sf 2 s}\ ^{\sf 1}$S$_{\sf 0} \rightarrow {\sf 1 s}^{\sf 2}\ ^{\sf 1}$S0 M1 transition of He-like ions

J. G. Li, G. Gaigalas, C. Dong, 2009 .

Energy Level Structure and Transition Data of Er2+

Masaomi Tanaka, D. Kato, P. Rynkun, 2020, The Astrophysical Journal Supplement Series.

MCDHF and RCI calculations of energy levels, lifetimes, and transition rates in Si III and Si IV

T. Brage, H. Hartman, B. Atalay, 2019, Astronomy & Astrophysics.

Large-scale Multiconfiguration Dirac–Hartree–Fock Calculations for Astrophysics: C-like Ions from O iii to Mg vii

R. Si, G. del Zanna, M. Godefroid, 2022, The Astrophysical Journal Supplement Series.

Theoretical studies of isotope shifts, hyperfine structures and oscillator strengths in transitions between low-lying levels in O I

M. Godefroid, P. Jönsson, 2000 .

HYPERFINE-DEPENDENT gf-VALUES OF Mn I LINES IN THE 1.49-1.80 μm H BAND

M. Andersson, T. Brage, R. Hutton, 2014, 1406.2942.

Benchmarking calculations of wavelengths and transition rates with spectroscopic accuracy for W xlviii through W lvi tungsten ions

R. Si, Chongyang Chen, M. Godefroid, 2022, Physical Review A.

Reducing the computational load - atomic multiconfiguration calculations based on configuration state function generators

R. Si, Chongyang Chen, M. Godefroid, 2022, Comput. Phys. Commun..

Saturation spectra of low lying states of Nitrogen: reconciling experiment with theory

M. Godefroid, P. Jonsson, T. Carette, 2010, 1005.0953.

Energy Levels, Transition Rates and Electron Impact Excitation Rates for the B-like Isoelectronic Sequence with Z = 24–30

R. Si, M. Gu, K. Yao, 2018, The Astrophysical Journal Supplement Series.

Extended relativistic multiconfiguration calculations of energy levels and transition properties in singly ionized tin

T. Brage, B. Atalay, P. Jönsson, 2022, Journal of Quantitative Spectroscopy and Radiative Transfer.

Coulomb (Velocity) Gauge Recommended in Multiconfiguration Calculations of Transition Data Involving Rydberg Series

M. Godefroid, H. Hartman, P. Rynkun, 2019 .

Extended calculations with spectroscopic accuracy: Energy levels and radiative rates for O-like ions between Ar XI and Cr XVII

R. Si, M. Godefroid, W. Dang, 2020, 2008.02923.

An Introduction to Relativistic Theory as Implemented in GRASP

C. Fischer, T. Brage, M. Godefroid, 2022, Atoms.

Exploring biorthonormal transformations of pair-correlation functions in atomic structure variational calculations

C. Fischer, M. Godefroid, G. Gaigalas, 2009, 0911.1312.

Energy level structure of the ground configuration in the Er3+ free ion

V. Jonauskas, S. Kučas, P. Rynkun, 2015 .

A spectral study of Te V from MCDHF calculations

H. Hartman, J. Ekman, J. Grumer, 2013 .

Spectral properties of Sb IV from MCDHF calculations

G. Gaigalas, S. Verdebout, P. Jönsson, 2012 .

Benchmarking Atomic Data for Astrophysics: Be-like Ions between B ii and Ne vii

R. Si, Chongyang Chen, H. Hartman, 2017, 1712.08134.

Extended Calculations of Spectroscopic Data: Energy Levels, Lifetimes, and Transition Rates for O-like Ions from Cr xvii to Zn xxiii

R. Si, M. Godefroid, G. Gaigalas, 2017, 1703.06304.

CALCULATIONS WITH SPECTROSCOPIC ACCURACY: ENERGIES AND TRANSITION RATES IN THE NITROGEN ISOELECTRONIC SEQUENCE FROM Ar XII TO Zn XXIV

R. Si, W. Dang, P. Jonsson, 2016, 1601.02795.

Energy Levels, Lifetimes, and Transition Rates for P-like Ions from Cr x to Zn xvi from Large-scale Relativistic Multiconfiguration Calculations

G. del Zanna, P. Rynkun, G. Gaigalas, 2018, 1802.09671.

A partitioned correlation function interaction approach for describing electron correlation in atoms

C. Fischer, M. Godefroid, P. Rynkun, 2013, 1301.0835.

Benchmarking Multiconfiguration Dirac–Hartree–Fock Calculations for Astrophysics: Si-like Ions from Cr xi to Zn xvii

R. Si, G. del Zanna, M. Godefroid, 2021, The Astrophysical Journal Supplement Series.

Benchmarking calculations with spectroscopic accuracy of level energies and wavelengths in W LVII–W LXII tungsten ions

R. Si, Chongyang Chen, M. Godefroid, 2021, Journal of Quantitative Spectroscopy and Radiative Transfer.

Natural orbitals in multiconfiguration calculations of hyperfine-structure parameters

C. Fischer, M. Godefroid, J. Ekman, 2020, Physical Review A.

Tensorial form and matrix elements of the relativistic nuclear recoil operator

E. Gaidamauskas, P. Jonsson, M. Godefroid, 2011, 1106.1988.

Large-scale Multiconfiguration Dirac–Hartree–Fock Calculations for Astrophysics: n = 4 Levels in P-like Ions from Mn xi to Ni xiv

R. Si, G. del Zanna, M. Godefroid, 2020, Astrophysical Journal Supplement Series.

Large-scale Multiconfiguration Dirac–Hartree–Fock Calculations for Astrophysics: Cl-like Ions from Cr viii to Zn xiv

G. del Zanna, M. Godefroid, Z. Chen, 2019, The Astrophysical Journal Supplement Series.

Structural trends in atomic nuclei from laser spectroscopy of tin

W. Nazarewicz, C. Keitel, M. Bissell, 2020, Communications Physics.

Performance Tests and Improvements on the rmcdhf and rci Programs of GRASP

R. Si, Chongyang Chen, M. Godefroid, 2023, Atoms.

Energy and transition data computations for P-like ions: As, Kr, Sr, Zr, Mo, and W

P. Rynkun, G. Gaigalas, Kai Wang, 2021 .

EXTENDED CALCULATIONS WITH SPECTROSCOPIC ACCURACY: ENERGY LEVELS AND TRANSITION PROPERTIES FOR THE FLUORINE-LIKE ISOELECTRONIC SEQUENCE WITH Z = 24–30

R. Si, T. Brage, P. Jönsson, 2016 .

Extended theoretical transition data in C i–iv

A. Amarsi, J. Ekman, W. Li, 2021, Monthly Notices of the Royal Astronomical Society.

Ab initio calculations of 14N and 15N hyperfine structures

M. Godefroid, T. Carette, P. Jönsson, 2010, 1002.4973.

Independently Optimized Orbital Sets in GRASP—The Case of Hyperfine Structure in Li I

Chongyang Chen, P. Indelicato, M. Godefroid, 2022, Atoms.

Extended MCDHF Calculations of Energy Levels and Transition Data for N i

A. Amarsi, W. Li, J. Grumer, 2023, The Astrophysical Journal Supplement Series.

Fine-Tuning of Atomic Energies in Relativistic Multiconfiguration Calculations

Chongyang Chen, G. Gaigalas, Yanting Li, 2023, Atoms.

On the breakdown of the Dirac kinetic energy operator for estimating normal mass shifts

M. Godefroid, G. Gaigalas, P. Jönsson, 2012 .

Hyperfine structures and Landé gJ-factors for n=2 states in beryllium-, boron-, carbon-, and nitrogen-like ions from relativistic configuration interaction calculations

M. Godefroid, C. Naz'e, P. Rynkun, 2014, 1406.2256.

Editorial of the Special Issue “General Relativistic Atomic Structure Program—GRASP”

C. Fischer, J. Bieroń, P. Jönsson, 2023, Atoms.

Re-Evaluation of the Nuclear Magnetic Octupole Moment of 209Bi

M. Godefroid, G. Gaigalas, J. Bieroń, 2022, Atoms.

Extended transition rates and lifetimes in Al I and Al II from systematic multiconfiguration calculations

P. Jonsson, J. Ekman, P. Jönsson, 2018, Astronomy & Astrophysics.

Isotope shifts in beryllium-, boron-, carbon-, and nitrogen-like ions from relativistic configuration interaction calculations

M. Godefroid, C. Naz'e, P. Rynkun, 2014, 1406.1720.