Šarūnas Varnagiris

Center for Hydrogen Energy Technologies (18)
Position:
Senior research associate
Room number:
301-LK
Phone number:
+37037401824

Publications

Scientific article

2024

Urbonavičius M. [LEI], Varnagiris Š. [LEI], Knoks A., Mezulis A,, Kleperis J., Richter Ch., Meirbekova R., Gunnarsson G., Milčius D. [LEI]. Enhanced Hydrogen Generation through Low-Temperature Plasma Treatment of Waste Aluminum for Hydrolysis Reaction In: Materials. Basel: MDPI, 2024, Vol. 17, Iss. 11, 2637, p. 1-16. ISSN 1996-1944.
Skvorčinskienė R. [LEI], Urbonavičius M. [LEI], Vorotinskienė L. [LEI], Bašinskas M. [LEI], Zakarauskas K. [LEI], Maziukienė M. [LEI], Striūgas N. [LEI], Buidovas P. [LEI], Milčius D. [LEI], Varnagiris Š. [LEI]. Application of TiH2 dehydrogenation for vapour layer formation under boiling crisis conditions In: Applied Thermal Engineering. Oxford: Elsevier, 2024, Vol. 247, 122935, p. 1-17. ISSN 1359-4311.
Urbonavičius M. [LEI], Varnagiris Š. [LEI], Mezulis A,, Lesnicenoks P., Knoks A., Richter Ch., Milčius D. [LEI], Meirbekova R., Gunnarsson G., Kleperis J.. Hydrogen from industrial aluminium scraps: Hydrolysis under various conditions, modelling of pH behaviour and analysis of reaction by-product In: International Journal of Hydrogen Energy. Oxford: Elsevier, 2024, Vol. 50, Part. B, p. 431-446. ISSN 0360-3199.

2023

Mezulis A,, Richter Ch., Lesnicenoks P., Knoks A., Varnagiris Š. [LEI], Urbonavičius M. [LEI], Milčius D. [LEI], Kleperis J.. Studies on Water–Aluminum Scrap Reaction Kinetics in Two Steps and the Efficiency of Green Hydrogen Production In: Energies. Basel: MDPI, 2023, Vol. 16, Iss. 14, 5554, p. 1-17. ISSN 1996-1073.
Lelis M. [LEI], Tučkutė S. [LEI], Urbonavičius M. [LEI], Varnagiris Š. [LEI], Sakalauskaitė S., Daugelavičius R.. C-TiO2+Ni and ZnO+Ni Magnetic Photocatalyst Powder Synthesis by Reactive Magnetron Sputtering Technique and Their Application for Bacteria Inactivation In: Inorganics. Basel: MDPI, 2023, Vol. 11, Iss. 2, 59, p. 1-18. ISSN 2304-6740.

2022

Sereika R., Žaltauskas R., Varnagiris Š. [LEI], Urbonavičius M. [LEI], Liu F., Ding Y., Milčius D. [LEI]. On the structure of SbTeI In: Journal of Applied Physics. Melvilla: AIP Publishing, 2022, Vol. 132, Iss. 1, 015106, p. 1-7. ISSN 0021-8979 , eISSN 1089-7550.
Abromaitis V., Švaikauskaitė J., Šulčiūtė A., Sinkevičiūtė D., Žmuidzinavičienė N., Misevičius S., Tichonovas M., Urniežaitė I., Jankūnaitė D., Urbonavičius M. [LEI], Varnagiris Š. [LEI], Dzingelevičienė R., Baranauskis K., Martuzevičius D.. Ozone-enhanced TiO2 nanotube arrays for the removal of COVID-19 aided antibiotic ciprofloxacin from water: Process implications and toxicological evaluation In: Journal of Environmental Management . London: Elsevier, 2022, Vol. 318, 115515, p. 1-14. ISSN 0301-4797, eISSN 1095-8630.
Barauskienė I., Valatka E., Varnagiris Š. [LEI], Urbonavičius M. [LEI]. Copper‑Cobalt Oxides on FTO Substrate for Electrocatalytic and Pseudocapacitive Applications In: Electrocatalysis. New York, NY: Springer, 2022, Early access, p. 1-11. Scopus. ISSN 1868-2529 , eISSN 1868-5994.
Urbonavičius M. [LEI], Varnagiris Š. [LEI], Tučkutė S. [LEI], Sakalauskaitė S., Demikytė E., Lelis M. [LEI]. Visible-Light-Driven Photocatalytic Inactivation of Bacteria, Bacteriophages, and Their Mixtures Using ZnO-Coated HDPE Beads as Floating Photocatalyst In: Materials. Basel: MDPI, 2022, Vol. 15, Iss. 4, 1318, p. 1-13. ISSN 1996-1944.

Conference paper

2022

Lelis M. [LEI], Tučkutė S. [LEI], Demikytė E., Vasiliauskė D., Urbonavičius M. [LEI], Varnagiris Š. [LEI], Sakalauskaitė S.. Synthesis and repetitive application of nanocrystalline ZnO based floating photocatalyst for the detoxification of water from bacteria and viruses mixtures In: Proceedings of the Nanotech France 2022 International Conference Paris, France – June 15 – 17, 2022. Paris: 2022, p. 1-5..

2021

Bočkutė K., Demikytė E., Tučkutė S. [LEI], Urbonavičius M. [LEI], Varnagiris Š. [LEI], Laukaitis G., Lelis M. [LEI]. Photoluminescence and structural defects of ZnO films deposited by reactive magnetron sputtering with unconventional Ar-O2 gas mixture formation In: Book of abstracts 26 - 28 MAY, 2021 Virtual joint conferences. Korea: Graphene Korea 2021 International Conference, 2021, p. 94-94..
Demikytė E., Sakalauskaitė S., Kuliešienė N., Tučkutė S. [LEI], Urbonavičius M. [LEI], Varnagiris Š. [LEI], Daugelavičius R., Lelis M. [LEI]. Ni underlayer effect for the structure development and visible light photocatalytic efficiency of carbon-doped TiO2 film In: The Conference of Environmental and Climate Technologies (Connect2021). Riga: Riga Technical University , 2021, Vol. 25, No. 1, p. 1032-1042..
Vasiliauskė D., Sakalauskaitė S., Kuliešienė N., Tučkutė S. [LEI], Urbonavičius M. [LEI], Varnagiris Š. [LEI], Daugelavičius R., Lelis M. [LEI]. Synergistic generation of reactive oxygen species by visible light activated TiO2 and S.enterica interaction In: The Conference of Environmental and Climate Technologies (Connect2021). Riga: Riga Technical University, 2021, p. 17-17..

2017

Girdzevičius D., Urbonavičius M. [LEI], Varnagiris Š. [LEI], Milčius D. [LEI]. Attempt to regenerate MgO to Mg under hydrogen plasma conditions In: The 14th International Conference of Young Scientists on energy Issues (CYSENI 2017), Kaunas, Lithuania, May 25-26, 2017. Kaunas: Lietuvos energetikos institutas, 2017, p. 192-198. ISSN 1822-7554.
Urbonavičius M. [LEI], Girdzevičius D., Varnagiris Š. [LEI], Milčius D. [LEI]. Possible reduction of aluminium hydroxide in hydrogen gas plasma In: The 14th International Conference of Young Scientists on energy Issues (CYSENI 2017), Kaunas, Lithuania, May 25-26, 2017. Kaunas: Lietuvos energetikos institutas, 2017, p. 180-185. ISSN 1822-7554.
Varnagiris Š. [LEI], Urbonavičius M. [LEI], Girdzevičius D., Milčius D. [LEI], Sakalauskaitė S.. Photocatalytic properties of TiO2 deposited on non-expanded polystyrene beads In: The 14th International Conference of Young Scientists on energy Issues (CYSENI 2017), Kaunas, Lithuania, May 25-26, 2017. Kaunas: Lietuvos energetikos institutas, 2017, p. 324-331. ISSN 1822-7554.

2015

Varnagiris Š. [LEI], Milčius D. [LEI]. Formation of SIO layer on the surface of expanded polystyrene foam In: 12th Annual international conference of young scientists on energy issues (CYSENI 2015), Kaunas, Lithuania, May 27–28, 2015. Kaunas: Lietuvos energetikos institutas, 2015, p. 323-328. ISSN 1822-7554.

International projects

Baltic Research Programme

COST

1
COST actions logo

This Action deals with the future of energy storage and aims to set up a competitive and coordinated network capable to define new and unexplored ways for Solid State Hydrogen StorageMore

Other international projects

1

According to the Sustainable Development Goal on Energy (SDG7) as well as Green Deal, RePowerEU and other EU initiatives, clean energy solutions are essential to counter climate changMore

Projects in Lithuania

EU Structural Funds

1
2014–2020 ES fondų investicijų ženklas

UAB Enerstena together with its partner Lithuanian Energy Institute (LEI) and Kaunas University of Technology (KTU) is implementing the project "Multifunctional Biomass Energy TechnolMore

2
2014-2020 Operational Programme for the European Union Funds Investments in Lithuania logo

Lietuvos energetikos institutas įgyvendina projektą „Kompetencijos centro MTEP veiklų vykdymas, sukuriant ir išbandant inovatyvų dujinių biodegalų gamybos prototipą“ Nr. 01.2.2-CPMore