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Št. zadetkov: 7
Razvoj sinteze nanodelcev binarnih in ternarnih zlitin platine na ogljikovem nosilcu kot elektrokatalizatorju
Matija Gatalo, Miran Gaberšček, Marjan Marinšek, Boštjan Genorio, Dušan Strmčnik, Maja Remškar
Doktorska disertacija
Oznake: sinteza elektrokatalizatorjev;gorivne celice s protonsko prevodno membrano;PEMFC;reakcija redukcije kisika;ORR;platina;Pt-zlitine;dvojna pasivacija;ex-situ kemijska aktivacija;rentgenska praškovna difrakcija;presevna elektronska mikroskopija;doktorske disertacije;
V času boja proti podnebnim spremembah in za zmanjšanju svetovnih emisij toplogrednih plinov bo uporaba gorivnih celic s protonsko prevodno membrano (PEMFC) igrala pomembno vlogo. Pričakuje se, da bodo PEMFC v prihodnosti v avtomobilski industriji najprej konkurirale in nato zamenjale motor na ...
Leto: 2019 Vir: Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Atomically resolved anisotropic electrochemical shaping of nano-electrocatalyst
Francisco Ruiz-Zepeda, Matija Gatalo, Andraž Pavlišič, Goran Dražić, Primož Jovanovič, Marjan Bele, Miran Gaberšček, Nejc Hodnik
Izvirni znanstveni članek
Oznake: electrocatalysis;dealloying;fuel cells;identical location TEM;kinetic Monte Carlo;
Atomically resolved anisotropic electrochemical shaping of nano-electrocatalyst
Leto: 2019 Vir: Kemijski inštitut (KI)
Towards improved online dissolution evaluation of Pt-alloy PEMFC electrocatalysts via electrochemical flow cell - ICP-MS setup upgrades
Leonard Moriau, Tina Đukić, Vojtech Domin, Roman Kodym, Martin Prokop, Karel Bouzek, Matija Gatalo, Martin Šala, Nejc Hodnik
Izvirni znanstveni članek
Oznake: elektrokemija;platina;gorivne celice;elektrokatalizatorji;
Electrochemical flow cell coupled with an inductively coupled plasma mass spectrometer (EFC-ICP-MS) is a powerful electroanalytical technique to monitor in-situ dissolution of metallic electrocatalysts and to understand mechanism of degradation under operating conditions. Its utilisation has witness ...
Leto: 2024 Vir: Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Comparison of Pt-Cu/C with benchmark Pt-Co/C
Matija Gatalo, Primož Jovanovič, Urša Petek, Martin Šala, Vid Simon Šelih, Francisco Ruiz-Zepeda, Marjan Bele, Nejc Hodnik, Miran Gaberšček
Izvirni znanstveni članek
Oznake: oxygen reduction reaction;proton exchange membrane fuel cell;platinum alloy;metal dissolution;electrochemical flow cell coupled to inductively coupled plasma mass spectrometer;
Comparison of Pt-Cu/C with benchmark Pt-Co/C : metal dissolution and their surface interactions
Leto: 2019 Vir: Kemijski inštitut (KI)
Adjusting the operational potential window as a tool for prolonging the durability of carbon-supported Pt-alloy nanoparticles as oxygen reduction reaction electrocatalysts
Tina Đukić, Leonard Moriau, Iva Klofutar, Martin Šala, Luka Pavko, Francisco Javier González López, Francisco Ruiz-Zepeda, Andraž Pavlišič, Miha Hotko, Matija Gatalo, Nejc Hodnik
Izvirni znanstveni članek
Oznake: elektrokemija;gorivne celice;zlitine;platina;reakcija redukcije kisika;
A current trend in the investigation of state-of-the-art Pt-alloys as proton exchange membrane fuel cell (PEMFC) electrocatalysts is to study their long-term stability as a bottleneck for their full commercialization. Although many parameters have been appropriately addressed, there are still certai ...
Leto: 2024 Vir: Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Mechanistic study of fast performance decay of PtCu alloy-based catalyst layers for polymer electrolyte fuel cells through electrochemical impedance spectroscopy
Maximilian Grandi, Matija Gatalo, Ana Rebeka Kamšek, Gregor Kapun, Kurt Mayer, Francisco Ruiz-Zepeda, Martin Šala, Bernhard Marius, Marjan Bele, Nejc Hodnik, Merit Bodner, Miran Gaberšček, Viktor Hacker
Izvirni znanstveni članek
Oznake: materiali;kataliza;katalizatorji;platina;baker;elektrokemija;PEFC;catalyst layer;platinum–copper;degradation;ionomer;electrochemical impedance spectroscopy;membrane electrode assembly;
Leto: 2023 Vir: Kemijski inštitut (KI)
Correlating oxygen functionalities and electrochemical durability of carbon supports for electrocatalysts
Luka Pavko, Matija Gatalo, Tina Đukić, Francisco Ruiz-Zepeda, Angela Šurca Vuk, Martin Šala, Nik Maselj, Primož Jovanovič, Marjan Bele, Matjaž Finšgar, Boštjan Genorio, Nejc Hodnik, Miran Gaberšček
Izvirni znanstveni članek
Oznake: PEMFC;ogljikovi nosilci;stabilnost;kisikove funkcionalne skupine;karboksil;reduciran grafen oksid;carbon support;durability;stability;oxygen functionalities;carboxyl;reduced graphene oxide;
Achieving high durability of the polymer electrolyte membrane (PEM) fuel cell catalysts remains a major challenge. While most of the research focuses on the active phase, carbon support remains overlooked. In this study durability of carbon support materials for Pt alloy nanoparticles is critically ...
Leto: 2023 Vir: Fakulteta za kemijo in kemijsko tehnologijo (UL FKKT)
Št. zadetkov: 7
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