Dr. Valdas Jonauskas

Dr. Valdas Jonauskas

Phone: +370 649 42 390

E-mail: 

Institute of Theoretical Physics and Astronomy (ITPA)

Natural sciences, Physics

Chief Researcher

Theoretical atomic spectroscopy; Interactions of atoms and molecules with electrons and radiation; Relativistic and many-electron effects in atoms; Modelling of processes and line emission spectra in high-temperature plasma; Quantum chemistry

https://orcid.org/0000-0002-5035-6270

V. Jonauskas, A. Kynienė, S. Kučas, S. Pakalka, Š. Masys, A. Prancikevičius, A. Borovik, Jr., M. F. Gharaibeh, S. Schippers, and A. Müller. Electron-impact ionization of W5+, Phys. Rev. A 100, 062701 (2019). DOI: 10.1103/PhysRevA.100.062701

V. Jonauskas, Electron-impact single ionization of Si+, Astronomy & Astrophysics 642, A185 (2020). DOI: 10.1051/0004-6361/202038266

S. Kučas, A Kynienė, Š. Masys, V. Jonauskas, Multiple photoionization cross sections for Fe2+ K shell, Astronomy & Astrophysics 643, A46 (2020). DOI: 10.1051/0004-6361/202038762

S. Kučas, A. Kynienė, Š. Masys, V. Jonauskas, Multiple photoionization for the K shell in the Fe atom, Astronomy & Astrophysics 654, A74 (2021). DOI: 10.1051/0004-6361/202038762

J. Koncevičiūtė, V. Jonauskas, Electron-impact single, double, and triple ionization of B+, Phys. Rev. A 104, 042804 (2021). DOI: 10.1103/PhysRevA.104.042804

Š. Masys, V. Jonauskas, Ž. Rinkevičius, Electronic g-tensor calculations for dangling bonds in nanodiamonds, J. Phys. Chemistry A 125, 8249-8260 (2021). DOI: 10.1021/acs.jpca.1c06253

A. Kynienė, V. Jonauskas, Electron-impact ionization of Ar2+, Astronomy & Astrophysics 656, A79 (2021). DOI: 10.1051/0004-6361/202141185

V. Jonauskas, Electron-impact single ionization of the nitrogen atom, Astronomy & Astrophysics 659, A11 (2022). DOI: 10.1051/0004-6361/202141801

S. Kučas, A. Momkauskaitė, A. Kynienė, Š. Masys, V. Jonauskas, Evaluation of radiative and Auger electron emission following K-shell vacancy creation in iodine, J. Quantitative Spectroscopy and Radiative Transfer 288, 108249 (2022). DOI: 10.1016/j.jqsrt.2022.108249

S. Kučas, A. Kynienė, Š. Masys, V. Jonauskas, Multiple photoionization for the 2p subshell in the iron atom, Mon. Not. R. Astron. Soc. 514, 1879–1885 (2022). DOI: 10.1093/mnras/stac1309

2022-2027: International Atomic Energy Agency, “Electron-impact ionization for injected impurities into the plasma”, project leader.

2012-2015: The Research Council of Lithuania, Global Grant „Investigation of plasma spectra of tungsten ions“, project leader.

2011-2012: Strathclyde University (UK). Sub-contract of FP7 project “ADAS-EU”, leader of topic.

V. Jonauskas, A. Kynienė, Š. Masys, S. Kučas. Theoretical study of electron-impact ionization in atoms and ions. Invited talk „International Conference of Young Scientists and Post-Graduate Students IEP-2021“, 2021 May 26-28 d., Uzhhorod, Ukraine.

Supervision of Doctorial Students:

Jurgita Koncevičiūtė, 2023 (Vilnius University, Lithuania). Saulius Pakalka, 2021 (Vilnius University, Lithuania). Šarūnas Masys, 2013 (Vilnius University, Lithuania).

2021, course of python language for physics teachers.

VU PhD lectures “Theoretical atomic spectroscopy”, from 2012. (5 ECTS)

Lectures for students VPU “Algorithms and Introduction to Programming” (2009), “Differential Equations” (2009), “Tasks in Atomic and Nuclear Physics” (2009 – 2010), “Quantum Mechanics” (2011).

Lectures for students LEU “Quantum Mechanics” (2012), “Atomic Physics” (2012)

Course books:

Jonauskas V., Gaigalas G. (2012). Atomo ir branduolio fizikos uždavinynas. (Tasks in Atomic and Nuclear Physics). Vilnius: LEU.

Erasmus+: Augustinas Šukys (07/07/2016 – 16/09/2016). The University of Edinburgh.

Paulius Drabužinskis bachelor thesis “Study of cascade of elementary processes”, VU (2019)

Saulius Pakalka master thesis “Electron-impact ionization of tungsten ions”, LEU (2016)

Jurgita Koncevičiūtė master thesis „Electron impact double ionization of Li+“, LEU (2016)

Jurgita Koncevičiūtė bachelor thesis „Electron impact double ionization of B+“, VPU (2014)

Arnas Prancikevičius bachelor thesis „Investigation of electron-impact double ionization in tungsten ions “, VU (2012)

Teodoras Šemetulskis bachelor thesis „Theoretical investigation of electron impact rates for Fe XXVI ion using independent processes isolated resonances approach“, VU (2012)

Evaldas Bučius bachelor thesis „Investigaton of energy level and radiative spectra for W25+ using corona model“, VPU (2012)

Šarūnas Masys master thesis „The theoretical investigation of LaNiO3 crystals electronic structure using density functional theory approach under periodic boundary conditions“, VU (2009)

Šarūnas Masys bachelor thesis „The Investigation of tungsten ions spectral lines obtained in EBIT experiment“, VU (2007)

Participation in the national/international governing bodies, commissions, committees, boards etc.

Member of International Program Committee, Bari, Italy (ICAMDATA 2022)

Member of the High Performance Computing Open Access committee (Supercomputer of VU Faculty of Physics), 2013-2018.

VU ITPA Chairman of the Commission for Recruitment and Performance Evaluation, 2016-2017

Expert in journals: Physical Review A, Results in Physics, Atomic Data and Nuclear Data Tables, Journal of Physics B. 2 – 5 papers per year.

Expert of Research Council of Lithuania.

National Science festival “Spaceship Earth”, lecture for students „Will be Sun created on Earth – controlled thermonuclear fusion“.

www.researchgate.net/profile/Valdas-Jonauskas