Dr. Tomas Šalkus

Dr. Tomas Šalkus

Phone: +370 522 34 582

E-mail: 

Institute of Applied Electrodynamics and Telecommunications (IAET)

Technological Sciences, Material Engineering (T 008)

Associate professor

Solid state ionics, impedance spectroscopy, ceramics

https://orcid.org/0000-0002-9550-9875

https://www.researchgate.net/profile/Tomas-Salkus

1. V. Venckutė, S. Kazlauskas, E. Kazakevičius, A. Kežionis, R. Korobko, T. Šalkus, High frequency impedance spectroscopy study on Gd-doped CO2 thin films, Ionics 24, 1153 (2018).
2. M. Mosialek, A. Mechna, M. Dziubaniuk, E. Bielanska, A. Kežionis, T. Šalkus, E. Kazakevičius, B. Bozek, A. Krawczyk, J. Wyrwa, A.F. Orliukas, Composite cathode material LSCF-Ag for solid oxide fuel cells obtained in one step sintering procedure, Electrochimica Acta 282, 427 (2018).
3. I.P. Studenyak, A.I. Pogodin, O.P. Kokhan, V. Kavaliukė, T. Šalkus, A. Kežionis, A.F. Orliukas, Crystal growth, structural and electrical properties of (Cu1-xAgx)7GeS5I superionic solid solutions, Solid State Ionics 329, 119 (2019).
4. M. Dudek, B. Lis, R. Lach, S. Daugela, T. Salkus, A. Kezionis, M. Mosialek, R.P. Socha, J. Morgiel, M. Gajek, M. Sitarz, M. Ziabka, Ba0.95Ca0.05Ce0.9Y0.1O3 as an electrolyte for proton-conducting ceramic fuel cells, Electrochimica Acta 304, 70 (2019).
5. M. Dudek, B. Lis, R. Lach, S. Daugela, T. Šalkus, A. Kežionis, M. Mosiałek, M. Sitarz, A. Rapacz-Kmita, P. Grzywacz, Samples of Ba1-xSrxCe0.9Y0.1O3-δ, 0 x 0.1, with improved chemical stability in CO2-H2 gas-involving atmospheres as potential electrolytes for a proton ceramic fuel cell, Materials 13, 1874 (2020).
6. M. Mosiałek, R. P. Socha, B. Bożek, D. Wilgocka-Ślęzak, E. Bielańska, A. Kežionis, T. Šalkus, E. Kazakevičius, A. F. Orliukas, M. Dziubaniuk, J. Wyrwa, J. Wojewoda-Budka, M. Faryna, B. Lis, M. Dudek, R. Lach, Changes in properties of scandia-stabilised ceria-doped zirconia ceramics caused by silver migration in the electric field, Electrochimica Acta 338, 135866 (2020).
7. V. Kavaliukė, T. Šalkus, S. Balčiūnas,J. Banys, A.I. Pogodin, O.P. Kokhan, I.P. Studenyak, Electrical properties of (Cu1-xAgx)7GeS5I crystals investigated by impedance spectroscopy, Solid State Ionics 363, 115593 (2021).
8. A.V. Shlyakhtina, N.V. Lyskov, T. Šalkus, A. Kežionis, M.V. Patrakeev, I.A. Leonidov, L.G. Shcherbakova, S.A. Chernyak, K.I. Shefer, E.M. Sadovskaya, N.F. Eremeev, V.A. Sadykov, Conductivity and oxygen diffusion in bixbyites and fluorites Ln6–xMoO12¬ (Ln = Er, Tm; x = 0, 0.5), International Journal of Hydrogen Energy 46, 16965 (2021).
9. S. Daugėla, T. Šalkus, A. Kežionis, A. Dindune, D. Valdniece, T.K. Pietrzak, A. Žalga, A.F. Orliukas, Temperature-dependent structural changes of Na2Mn3(P2O7)2 phase in NaLiMnP2O7 mixed phase compound, Integrated Ferroelectrics 220, 100–109 (2021).
10. D. Tediashvili, G. Gečė, J. Pilipavičius, S. Daugėla, T. Šalkus, J. Juodkazytė, L. Vilčiauskas, Synthesis, characterization, and degradation study of Mn-based phosphate frameworks (Na3MnTi(PO4)3, Na3MnPO4CO3, Na4Mn3(PO4)2P2O7) as aqueous Na-ion battery positive electrodes, Electrochimica Acta 417, 140294 (2022).

2013-2014 International project between Lithuania and Belarus "Experimental and theoretical investigation of bulk and grain boundary ionic transport in lithium and oxygen conducting ceramics with the aim to improve their conductivity"

2013-2014 International project between Lithuania and France “Gillibert” "Synthesis and investigation of crystalline and amorphous Li-ion conducting solid electrolytes"

2012-2014 National project Future Energy „Membrane structure technologies for micro-SOFC" (leader of the Vilnius University group)

2016 Project “Broadband impedance study of memristor oxide films” in the framework of Lithuanian-Swiss cooperation programme

T. Šalkus, E. Kazakevičius, V. Venckutė, A. Kežionis, Impedance spectroscopy of ion-conducting materials for applications in fuel cells, 2nd International Conference on the Sustainable Energy and Environmental Development, Krakow, Poland 14-17 November 2017

Supervision of PhD student: Saulius Daugėla (2015-2019)

Supervision of Postdoc: Vilma Kavaliukė (2020-2021)

Molecular Physics and Thermodynamics

Functional and Smart Materials

Physics

Bachelor students: Renata Levandraitytė Vakaris Rudokas Vytas Galeckas Simonas Baliūnas Stanislovas Vernys Žygimantas Lukša Paulius Gebrauskas Laurynas Šatas Juozas Noreika Justas Subatavičius

Master students: Aleksas Lukauskas Dovydas Jaruševičius

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

Head of bachelor study programme "Electronics and Telecommunication Technologies" Member of the Faculty of Physics council (2017-2021)

Reviewer of scientific journals: Solid State Ionics Ionics Lithuanian Journal of Physics Materials Crystals ACS Applied Materials & Interfaces Physica B: Physics of Condensed Matter Nanomaterials etc.

Young scientist fellowship from Lithuanian Academy of Sciences for 2011-2012 and 2014-2015

Young scientist award from Lithuanian Academy of Sciences in 2014

Science pupularization article: "Understanding memristors", published in SPECTRUM, Vilnius University journal 2(25)/2016