Dr. Romualdas Kisielius

Dr. Romualdas Kisielius

Phone: +370 646 41 632

E-mail: 

Institute of Theoretical Physics and Astronomy (ITPA)

Natural sciences, Physics

Senior researcher

Theoretical atomic spectroscopy; Electron and photon interactions with ions; Correlation effects in ions; Low- and high-temperature plasma modelling; Theoretical astrophysics;

https://orcid.org/0000-0001-9611-8297

https://www.researchgate.net/profile/Romas-Kisielius

1. R. Kisielius, P.J. Storey, A.R. Davey, and L.T. Neale. Recombination coefficients for Ne II lines at nebular temperatures and densities. Astronomy & Astrophysics Supplement Series, 133, 257 (1998)

2. A.R. Davey, P.J. Storey, and R. Kisielius. Recombination coefficients for C II lines. Astronomy & Astrophysics Supplement Series, 142, 85 (2000)

3. C.A. Ramsbottom, C.J. Noble, V.M. Burke, M.P. Scott, R. Kisielius and P.G. Burke. Electron impact excitation of Fe II: Total LS effective collision strengths J.Phys.B: At. Mol. Opt. Phys. 38, 2999 (2005)

4. R. Kisielius, P.J.Storey, G.J. Ferland, and F.P. Keenan. Electron impact excitation of O II fine-structure levels. Mon. Not. R. Astron. Soc., 397, 903 (2009)

5. R. Karpuškienė, P. Bogdanovich, R. Kisielius. Significance of M2 and E3 transitions for 4p54dN+1 and 4p64dN−14f configuration metastable level lifetimes. Physical Review A, 81, 022519 (2013)

6. R. Kisielius, V. P. Kulkarni, G.J. Ferland, P. Bogdanovich. Atomic data for S II – Toward Better Diagnostics of Chemical Evolution in High-redshift Galaxies. Astrophysical Journal, 780, 76 (2014)

7. M.L. Lykins, G.J. Ferland, R. Kisielius, M. Chatzikos, R.L. Porter, P.A.M. van Hoof, R.J.R. Williams, F.P. Keenan, P.C. Stancil. Stout: Cloudy’s atomic and molecular database. Astrophysical Journal, 807, 118 (2015)

8. K.M. Aggarwal, P. Bogdanovich, F.P. Keenan, R. Kisielius. Energy levels and radiative rates for transitions in Fe V, Co VI and Ni VII. Atomic Data Nucl. Data Tables, 114, 1 (2017)

9. F.H. Cashman, V.P. Kulkarni, R. Kisielius, G.J. Ferland, P. Bogdanovich. Atomic Data Revisions for Transitions Relevant to Observations of Interstellar, Circumgalactic, and Intergalactic Matter. The Astrophysical Journal Supplement Series, 230, 8 (2017)

10. R. Karpuškienė, R. Kisielius. Theoretical level energies and transition data for ion W29+. Atomic Data and Nuclear Data Tables 137 101383 (2021)

2020-2023 National Science Foundation (USA) : Fulfilling the Atomic Physics Needs for Spectroscopic Diagnostics of Cosmic Chemical Evolution, principal co-investigator

2012 - 2016 National Science Foundation (USA) : Collaborative Research: Spectral Diagnostics of Heavy Elements at High Redshift, principal co-investigator

R. Kisielius. Database ADAMANT. Invited talk at International workshop „Atomic data and its incorporation into Cloudy“ Belfast, UK, 2013

R. Kisielius, ADAMANT: a platform for data users and producers. Invited talk at International workshop "23rd Meeting of the Atomic and Molecular Data Centres“, Viena, Internatiol Atomic Energy Agency, 2015

Frances H. Cashman, 2020 (University of South Carolina, USA)