Proton-conducting Organic-inorganic Sulfo-containing Membranes for Fuel Cell

Autor: Inga GRIGORAVICIUTE-PURONIENE, Iryna YEVCHUK, Oksana DEMCHYNA, Mariia ZHYHAILO, Khrystyna RYMSHA, Natalia BABKINA, Tetyana SHANTALIY, Bogdan RACHIY, Aivaras KAREIVA, Zivile STANKEVICIUTE, Ramunas SKAUDZIUS, Aleksej ZARKOV, Rostyslav MUSIY

Publikováno v: Medžiagotyra, Vol 28, Iss 1, Pp 82-88 (2022)

Cross-linked organiс-inorganic sulfo-containing membranes of various compositions based on acrylic monomers (acrylonitrile, acrylic acid, 3-sulfopropylacrylate potassium salt, ethylene glycol diacrylate) and sol-gel systems of tetraethoxysilane have

Externí odkaz: https://doaj.org/article/151c01c3c1ce41b29a514fe8d03f6755

Investigation of Structural and Luminescent Properties of Sol-Gel-Derived Cr‑Substituted Mg3Al1−xCrx Layered Double Hydroxides

Autor: Ligita Valeikiene, Inga Grigoraviciute-Puroniene, Arturas Katelnikovas, Aleksej Zarkov, Aivaras Kareiva

Publikováno v: Molecules, Vol 26, Iss 7, p 1848 (2021)

In the present work, Cr-substituted Mg3Al1−xCrx layered double hydroxides (LDHs) were synthesised through the phase conversion of sol-gel-derived mixed-metal oxides in an aqueous medium. The chromium substitution level in the range of 1 to 25 mol%

Externí odkaz: https://doaj.org/article/cc8a1f6cfe734c77a69fc5fe38795213

Synthesis of whitlockite nanopowders with different magnesium content

Autor: Anastasija Afonina, Agne Kizalaite, Aleksej Zarkov, Audrius Drabavicius, Tomoyo Goto, Tohru Sekino, Aivaras Kareiva, Inga Grigoraviciute-Puroniene

Publikováno v: Ceramics International. 48:32125-32130

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8427173da835f251be27f0979065b3a0
https://doi.org/10.1016/j.ceramint.2022.07.152

Alkaline earth metal substitution effects in sol-gel–derived mixed metal oxides and Mg2-xMx/Al1 (M = Ca, Sr, Ba)–layered double hydroxides

Autor: Inga Grigoraviciute-Puroniene, Ligita Valeikiene, Aivaras Kareiva

Publikováno v: Journal of the Australian Ceramic Society. 56:1531-1541

Layered double hydroxides (LDHs) are anionic clays with unique physical and chemical properties. In this study, an indirect sol-gel synthesis method was applied to prepare alkaline earth metal–substituted layered double hydroxides of Mg2-xMx/Al1 (M

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b95c7a39f1aaae4f370d04039672c17f
https://doi.org/10.1007/s41779-020-00497-7

Effect of magnesium ferrite doping with lanthanide ions on dark-, visible- and UV-driven methylene blue degradation on heterogeneous Fenton-like catalysts

Autor: Mika Sillanpää, V. G. Prozorovich, Chongqing Wang, Vhahangwele Masindi, Andrei Ivanets, Aleksej Zarkov, Marina Roshchina, Inga Grigoraviciute-Puroniene, Varsha Srivastava, Aivaras Kareiva, Valentin Sarkisov

Publikováno v: Ivanets, A, Prozorovich, V, Sarkisov, V, Roshchina, M, Grigoraviciute-Puroniene, I, Zarkov, A, Kareiva, A, Masindi, V, Wang, C, Srivastava, V & Sillanpää, M 2021, ' Effect of magnesium ferrite doping with lanthanide ions on dark-, visible-and UV-driven methylene blue degradation on heterogeneous Fenton-like catalysts ', Ceramics International, vol. 47, no. 21, pp. 29786-29794 . https://doi.org/10.1016/j.ceramint.2021.07.150

The catalytic behavior of magnesium ferrites doped with lanthanide ions (La3+, Ce3+, Sm3+, Gd3+, and Dy3+) on Methylene Blue (MB) degradation using Fenton process was studied. A slow increase in cubic Fd3m crystalline structure parameters and increas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bf7ed6045a304de5af0507afff05f2f4
https://pure.au.dk/portal/da/publications/effect-of-magnesium-ferrite-doping-with-lanthanide-ions-on-dark-visible-and-uvdriven-methylene-blue-degradation-on-heterogeneous-fentonlike-catalysts(b82a6bd8-02cd-4a96-91e0-521dff77e66c).html