The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction
Uticaj sadržaja Zn na aktivnost PtZn katalizatora u reakciji elektrooksidacije metanola
Аутори
Milošević, DraganaStevanović, Sanja
Nikolić, Nebojša D.
Tripković, Dušan
Vukašinović, Ivana
Ćosović, Vladan
Nikolić, Nebojša D.
Конференцијски прилог (Објављена верзија)
Метаподаци
Приказ свих података о документуАпстракт
This work highlights a simple and efficient approach for the development of
PtZn catalyst materials with tunable content of Zn. Nanoparticles of PtZn
deposited on high surface area carbon Vulcan XC-72R material were
synthesized by microwave-assisted polyol method, giving control over the size
and dispersion of nanoparticles. Cyclic voltammetry and electrooxidation of
adsorbed CO were used to investigate the electrochemical behavior of
synthesized catalysts: PtZn/C (90:10); PtZn/C (85:15) and PtZn/C (75:25). It
was found that PtZn/C catalysts have high electrocatalytic performance in
methanol oxidation reactions. In comparison to the corresponding catalyst with
the different Zn loading, it was concluded that PtZn (90:10)/C catalyst had
better activity compared to PtZn/C (85:15) and PtZn/C (75:25) catalysts. The
observed high catalytic activity in the methanol oxidation reaction of
synthesized catalysts can be ascribed to the very efficient microwave synthesis
and well-balan...ced content of Zn as alloying metal.
Ovaj rad predstavlja jednostavan i efikasan pristup za razvoj PtZn katalizatora sa različitim sadržajem Zn. Nanočestice PtZn istaložene na ugljeničnom materijalu Vulcan XC-72R velike površine, sintetisane su poliol metodom pomoću mikrotalasne pećnice, dajući kontrolu nad veličinom i disperzijom nanočestica. Za ispitivanje elektrohemijskog ponašanja sintetisanih katalizatora PtZn/C (90:10); PtZn/C (85:15) i PtZn/C (75:25) korišćeni su ciklična voltametrija i elektrooksidacija adsorbovanog CO. Utvrđeno je da PtZn/C katalizatori imaju visoke elektrokatalitičke performanse u reakcijama oksidacije metanola. Poređenjem katalizatora sa različitim sadržajem Zn, zaključeno je da PtZn/C (90:10) katalizator ima bolju aktivnost u odnosu na PtZn (85:15) i PtZn (75:25) katalizatore. Uočena visoka katalitička aktivnost sintetisanih katalizatora u reakciji oksidacije metanola može se pripisati veoma efikasnoj mikrotalasnoj sintezi i dobro izbalansiranom dodavanju Zn kao legirajućeg metala sa različiti...m sadržajem u PtZn/C katalizatorima.
Кључне речи:
Fuel Cell / Platinum Catalysts / Methanol electrooxidationИзвор:
5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar, 2023, 49-56Издавач:
- Crnogorsko društvo za koroziju, zaštitu materijala i zaštitu životne sredine
Финансирање / пројекти:
- Министарство науке, технолошког развоја и иновација Републике Србије, институционално финансирање - 200026 (Универзитет у Београду, Институт за хемију, технологију и металургију - ИХТМ) (RS-MESTD-inst-2020-200026)
- AdCatFC - Advanced Catalysts for Low Temperature Fuel Cells: From Model System to Sustainable Catalysts (RS-ScienceFundRS-Ideje-7739802)
Институција/група
IHTMTY - CONF AU - Milošević, Dragana AU - Stevanović, Sanja AU - Nikolić, Nebojša D. AU - Tripković, Dušan AU - Vukašinović, Ivana AU - Ćosović, Vladan AU - Nikolić, Nebojša D. PY - 2023 UR - https://cer.ihtm.bg.ac.rs/handle/123456789/6790 AB - This work highlights a simple and efficient approach for the development of PtZn catalyst materials with tunable content of Zn. Nanoparticles of PtZn deposited on high surface area carbon Vulcan XC-72R material were synthesized by microwave-assisted polyol method, giving control over the size and dispersion of nanoparticles. Cyclic voltammetry and electrooxidation of adsorbed CO were used to investigate the electrochemical behavior of synthesized catalysts: PtZn/C (90:10); PtZn/C (85:15) and PtZn/C (75:25). It was found that PtZn/C catalysts have high electrocatalytic performance in methanol oxidation reactions. In comparison to the corresponding catalyst with the different Zn loading, it was concluded that PtZn (90:10)/C catalyst had better activity compared to PtZn/C (85:15) and PtZn/C (75:25) catalysts. The observed high catalytic activity in the methanol oxidation reaction of synthesized catalysts can be ascribed to the very efficient microwave synthesis and well-balanced content of Zn as alloying metal. AB - Ovaj rad predstavlja jednostavan i efikasan pristup za razvoj PtZn katalizatora sa različitim sadržajem Zn. Nanočestice PtZn istaložene na ugljeničnom materijalu Vulcan XC-72R velike površine, sintetisane su poliol metodom pomoću mikrotalasne pećnice, dajući kontrolu nad veličinom i disperzijom nanočestica. Za ispitivanje elektrohemijskog ponašanja sintetisanih katalizatora PtZn/C (90:10); PtZn/C (85:15) i PtZn/C (75:25) korišćeni su ciklična voltametrija i elektrooksidacija adsorbovanog CO. Utvrđeno je da PtZn/C katalizatori imaju visoke elektrokatalitičke performanse u reakcijama oksidacije metanola. Poređenjem katalizatora sa različitim sadržajem Zn, zaključeno je da PtZn/C (90:10) katalizator ima bolju aktivnost u odnosu na PtZn (85:15) i PtZn (75:25) katalizatore. Uočena visoka katalitička aktivnost sintetisanih katalizatora u reakciji oksidacije metanola može se pripisati veoma efikasnoj mikrotalasnoj sintezi i dobro izbalansiranom dodavanju Zn kao legirajućeg metala sa različitim sadržajem u PtZn/C katalizatorima. PB - Crnogorsko društvo za koroziju, zaštitu materijala i zaštitu životne sredine C3 - 5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar T1 - The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction T1 - Uticaj sadržaja Zn na aktivnost PtZn katalizatora u reakciji elektrooksidacije metanola SP - 49 EP - 56 UR - https://hdl.handle.net/21.15107/rcub_cer_6790 ER -
@conference{ author = "Milošević, Dragana and Stevanović, Sanja and Nikolić, Nebojša D. and Tripković, Dušan and Vukašinović, Ivana and Ćosović, Vladan and Nikolić, Nebojša D.", year = "2023", abstract = "This work highlights a simple and efficient approach for the development of PtZn catalyst materials with tunable content of Zn. Nanoparticles of PtZn deposited on high surface area carbon Vulcan XC-72R material were synthesized by microwave-assisted polyol method, giving control over the size and dispersion of nanoparticles. Cyclic voltammetry and electrooxidation of adsorbed CO were used to investigate the electrochemical behavior of synthesized catalysts: PtZn/C (90:10); PtZn/C (85:15) and PtZn/C (75:25). It was found that PtZn/C catalysts have high electrocatalytic performance in methanol oxidation reactions. In comparison to the corresponding catalyst with the different Zn loading, it was concluded that PtZn (90:10)/C catalyst had better activity compared to PtZn/C (85:15) and PtZn/C (75:25) catalysts. The observed high catalytic activity in the methanol oxidation reaction of synthesized catalysts can be ascribed to the very efficient microwave synthesis and well-balanced content of Zn as alloying metal., Ovaj rad predstavlja jednostavan i efikasan pristup za razvoj PtZn katalizatora sa različitim sadržajem Zn. Nanočestice PtZn istaložene na ugljeničnom materijalu Vulcan XC-72R velike površine, sintetisane su poliol metodom pomoću mikrotalasne pećnice, dajući kontrolu nad veličinom i disperzijom nanočestica. Za ispitivanje elektrohemijskog ponašanja sintetisanih katalizatora PtZn/C (90:10); PtZn/C (85:15) i PtZn/C (75:25) korišćeni su ciklična voltametrija i elektrooksidacija adsorbovanog CO. Utvrđeno je da PtZn/C katalizatori imaju visoke elektrokatalitičke performanse u reakcijama oksidacije metanola. Poređenjem katalizatora sa različitim sadržajem Zn, zaključeno je da PtZn/C (90:10) katalizator ima bolju aktivnost u odnosu na PtZn (85:15) i PtZn (75:25) katalizatore. Uočena visoka katalitička aktivnost sintetisanih katalizatora u reakciji oksidacije metanola može se pripisati veoma efikasnoj mikrotalasnoj sintezi i dobro izbalansiranom dodavanju Zn kao legirajućeg metala sa različitim sadržajem u PtZn/C katalizatorima.", publisher = "Crnogorsko društvo za koroziju, zaštitu materijala i zaštitu životne sredine", journal = "5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar", title = "The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction, Uticaj sadržaja Zn na aktivnost PtZn katalizatora u reakciji elektrooksidacije metanola", pages = "49-56", url = "https://hdl.handle.net/21.15107/rcub_cer_6790" }
Milošević, D., Stevanović, S., Nikolić, N. D., Tripković, D., Vukašinović, I., Ćosović, V.,& Nikolić, N. D.. (2023). The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction. in 5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar Crnogorsko društvo za koroziju, zaštitu materijala i zaštitu životne sredine., 49-56. https://hdl.handle.net/21.15107/rcub_cer_6790
Milošević D, Stevanović S, Nikolić ND, Tripković D, Vukašinović I, Ćosović V, Nikolić ND. The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction. in 5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar. 2023;:49-56. https://hdl.handle.net/21.15107/rcub_cer_6790 .
Milošević, Dragana, Stevanović, Sanja, Nikolić, Nebojša D., Tripković, Dušan, Vukašinović, Ivana, Ćosović, Vladan, Nikolić, Nebojša D., "The influence of Zn content on the activity of PtZn catalysts in methanol electrooxidation reaction" in 5th International symposium on corrosion and materials protection, environmental protection and protection against fire, Proceedings, 26-29. September 2023, Bar / Peti međunarodni simpozijum o koroziji i zaštiti materijala, životnoj sredini i zaštiti od požara, knjiga radova, 26-29. septembar 2023 godine, Bar (2023):49-56, https://hdl.handle.net/21.15107/rcub_cer_6790 .