Search Results - "Nejc Hodnik"

Importance and Challenges of Electrochemical in Situ Liquid Cell Electron Microscopy for Energy Conversion Research by Hodnik, Nejc, Dehm, Gerhard, Mayrhofer, Karl J. J

“…The foreseeable worldwide energy and environmental challenges demand renewable alternative sources, energy conversion, and storage technologies. Therefore,…”
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Synergistic enhancement of photocatalytic CO2 reduction by plasmonic Au nanoparticles on TiO2 decorated N-graphene heterostructure catalyst for high selectivity methane production by Kamal, Khaja Mohaideen, Narayan, Rekha, Chandran, Narendraraj, Popović, Stefan, Nazrulla, Mohammed Azeezulla, Kovač, Janez, Vrtovec, Nika, Bele, Marjan, Hodnik, Nejc, Kržmanc, Marjeta Maček, Likozar, Blaž

“…Energy-efficient photocatalytic CO2 reduction (PCO2R) into sustainable solar fuels is a highly enticing challenge for simultaneous settling of energy and…”
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Electrochemical Dissolution of Iridium and Iridium Oxide Particles in Acidic Media: Transmission Electron Microscopy, Electrochemical Flow Cell Coupled to Inductively Coupled Plasma Mass Spectrometry, and X‑ray Absorption Spectroscopy Study by Jovanovič, Primož, Hodnik, Nejc, Ruiz-Zepeda, Francisco, Arčon, Iztok, Jozinović, Barbara, Zorko, Milena, Bele, Marjan, Šala, Martin, Šelih, Vid Simon, Hočevar, Samo, Gaberšček, Miran

“…Iridium-based particles, regarded as the most promising proton exchange membrane electrolyzer electrocatalysts, were investigated by transmission electron…”
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Active‐Site Imprinting: Preparation of Fe–N–C Catalysts from Zinc Ion–Templated Ionothermal Nitrogen‐Doped Carbons by Menga, Davide, Ruiz‐Zepeda, Francisco, Moriau, Léonard, Šala, Martin, Wagner, Friedrich, Koyutürk, Burak, Bele, Marjan, Petek, Urša, Hodnik, Nejc, Gaberšček, Miran, Fellinger, Tim‐Patrick

“…Atomically dispersed Fe–N–C catalysts are considered the most promising precious‐metal‐free alternative to state‐of‐the‐art Pt‐based oxygen reduction…”
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Allotrope-dependent activity-stability relationships of molybdenum sulfide hydrogen evolution electrocatalysts by Escalera-López, Daniel, Iffelsberger, Christian, Zlatar, Matej, Novčić, Katarina, Maselj, Nik, Van Pham, Chuyen, Jovanovič, Primož, Hodnik, Nejc, Thiele, Simon, Pumera, Martin, Cherevko, Serhiy

“…Molybdenum disulfide (MoS 2 ) is widely regarded as a competitive hydrogen evolution reaction (HER) catalyst to replace platinum in proton exchange membrane…”
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Stability of Dealloyed Porous Pt/Ni Nanoparticles by Baldizzone, Claudio, Gan, Lin, Hodnik, Nejc, Keeley, Gareth P, Kostka, Aleksander, Heggen, Marc, Strasser, Peter, Mayrhofer, Karl J. J

“…We provide a comprehensive durability assessment dedicated to a promising class of electrocatalysts for the oxygen reduction reaction (i.e., porous platinum…”
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CO-assisted ex-situ chemical activation of Pt-Cu/C oxygen reduction reaction electrocatalyst by Gatalo, Matija, Moriau, Leonard, Petek, Urša, Ruiz-Zepeda, Francisco, Šala, Martin, Grom, Matic, Galun, Timotej, Jovanovič, Primož, Pavlišič, Andraž, Bele, Marjan, Hodnik, Nejc, Gaberšček, Miran

“…In the future, low-temperature proton exchange membrane fuel cells (PEMFC), together with batteries, are expected to compete and eventually replace…”
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Controlling the radical-induced redox chemistry inside a liquid-cell TEM by Ambro i, Bojan, Prašnikar, An e, Hodnik, Nejc, Kostevšek, Nina, Likozar, Bla, Ro man, Kristina u ek, Šturm, Sašo

“…With Liquid-Cell Transmission Electron Microscopy (LCTEM) we can observe the kinetic processes taking place in nanoscale materials that are in a solvated…”
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Platinum recycling going green via induced surface potential alteration enabling fast and efficient dissolution by Hodnik, Nejc, Baldizzone, Claudio, Polymeros, George, Geiger, Simon, Grote, Jan-Philipp, Cherevko, Serhiy, Mingers, Andrea, Zeradjanin, Aleksandar, Mayrhofer, Karl J. J.

“…The recycling of precious metals, for example, platinum, is an essential aspect of sustainability for the modern industry and energy sectors. However, due to…”
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Dissolution of Platinum in the Operational Range of Fuel Cells by Cherevko, Serhiy, Keeley, Gareth P., Geiger, Simon, Zeradjanin, Aleksandar R., Hodnik, Nejc, Kulyk, Nadiia, Mayrhofer, Karl J. J.

“…One of the most important practical issues in low‐temperature fuel‐cell catalyst degradation is platinum dissolution. According to the literature, it initiates…”
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Identical Location Scanning Electron Microscopy: A Case Study of Electrochemical Degradation of PtNi Nanoparticles Using a New Nondestructive Method by Hodnik, Nejc, Zorko, Milena, Bele, Marjan, Hočevar, Stanko, Gaberšček, Miran

“…The electrochemical degradation of PtNi and PtCu alloy nanoparticles is studied with a new, nondestructive variant of scanning electron microscopy (SEM). The…”
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Atomically Resolved Dealloying of Structurally Ordered Pt Nanoalloy as an Oxygen Reduction Reaction Electrocatalyst by Pavlišič, Andraž, Jovanovič, Primož, Šelih, Vid Simon, Šala, Martin, Bele, Marjan, Dražić, Goran, Arčon, Iztok, Hočevar, Samo, Kokalj, Anton, Hodnik, Nejc, Gaberšček, Miran

“…The positive effect of intermetallic ordering of platinum alloy nanoparticles on oxygen reduction reaction (ORR) activity has been well established. What is…”
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Multielectrode Teflon electrochemical nanocatalyst investigation system by Hodnik, Nejc

“…[Display omitted] The most common approach in the search for the optimal low temperature fuel cell catalyst remains “trial and error”. Therefore, large numbers…”
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Resolving the nanoparticles' structure-property relationships at the atomic level: a study of Pt-based electrocatalysts by Moriau, Leonard Jean, Hrnjić, Armin, Pavlišič, Andraž, Kamšek, Ana Rebeka, Petek, Urša, Ruiz-Zepeda, Francisco, Šala, Martin, Pavko, Luka, Šelih, Vid Simon, Bele, Marjan, Jovanovič, Primož, Gatalo, Matija, Hodnik, Nejc

“…Achieving highly active and stable oxygen reduction reaction performance at low platinum-group-metal loadings remains one of the grand challenges in the…”
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Severe accelerated degradation of PEMFC platinum catalyst: A thin film IL-SEM study by Hodnik, Nejc, Zorko, Milena, Jozinović, Barbara, Bele, Marjan, Dražič, Goran, Hočevar, Stanko, Gaberšček, Miran

“…The degradation of a commercial platinum polymer electrolyte membrane (PEM) fuel cell catalyst has been studied under severe simulated start–stop conditions…”
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Mechanistic Study of Fast Performance Decay of PtCu Alloy-based Catalyst Layers for Polymer Electrolyte Fuel Cells through Electrochemical Impedance Spectroscopy by Grandi, Maximilian, Gatalo, Matija, Kamšek, Ana Rebeka, Kapun, Gregor, Mayer, Kurt, Ruiz-Zepeda, Francisco, Šala, Martin, Marius, Bernhard, Bele, Marjan, Hodnik, Nejc, Bodner, Merit, Gaberšček, Miran, Hacker, Viktor

“…In the past, platinum-copper catalysts have proven to be highly active for the oxygen reduction reaction (ORR), but transferring the high activities measured…”
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Reduced graphene oxide as efficient carbon support for Pd-based ethanol oxidation catalysts in alkaline media by Sigrid Wolf, Michaela Roschger, Boštjan Genorio, Nejc Hodnik, Matija Gatalo, Francisco Ruiz-Zepeda, Viktor Hacker

“…The sluggish kinetics of the ethanol oxidation reaction (EOR) and the related development of low-cost, highly active and stable anode catalysts still remains…”
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Toward Eco‐Friendly E‐Waste Recycling: New Perspectives on Ozone‐Assisted Gold Leaching by Stojanovski, Kevin, Briega‐Martos, Valentin, Escalera‐López, Daniel, Gonzalez Lopez, Francisco Javier, Smiljanic, Milutin, Grom, Matic, Baldizzone, Claudio, Hodnik, Nejc, Cherevko, Serhiy

“…Global demand for more effective methods to reclaim gold from electronic waste (E‐waste) has never been greater. Alternatives to hydrometallurgical methods,…”
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Studying nano-catalysts degradation with an identical location STEM approach by Zepeda, Francisco Ruiz, Bijelić, Lazar, Hrnjić, Armin, Kamšek, Ana Rebeka, Pavlišič, Andraž, Bele, Marjan, Jovanovič, Primož, Gatalo, Matija, Smiljanić, Milutin, Hodnik, Nejc

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Microstructure and Electrical Conductivity of Electrospun Titanium Oxynitride Carbon Composite Nanofibers by Koderman Podboršek, Gorazd, Zupančič, Špela, Kaufman, Rok, Surca, Angelja Kjara, Marsel, Aleš, Pavlišič, Andraž, Hodnik, Nejc, Dražić, Goran, Bele, Marjan

“…Titanium oxynitride carbon composite nanofibers (TiON/C-CNFs) were synthesised with electrospinning and subsequent heat treatment in ammonia gas. In situ…”
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