Repozitorij Univerze v Novi Gorici

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Naslov:Iron phosphide as an efficient electrocatalysts for hydrogen evolution : abstract
Avtorji:ID Chouki, Takwa, Materials Research Laboratory, University of Nova Gorica, Vipavska 11c, 5270, Ajdovščina, Slovenia (Avtor)
ID Machreki, Manel, Materials Research Laboratory, University of Nova Gorica, Vipavska 11c, 5270, Ajdovščina, Slovenia (Avtor)
ID Emin, Saim, Materials Research Laboratory, University of Nova Gorica, Vipavska 11c, 5270, Ajdovščina, Slovenia (Avtor)
Datoteke: Gradivo nima datotek, ki so prostodostopne za javnost. Gradivo je morda fizično dosegljivo v knjižnici fakultete, zalogo lahko preverite v COBISS-u. Povezava se odpre v novem oknu
Jezik:Angleški jezik
Vrsta gradiva:Delo ni kategorizirano
Tipologija:1.12 - Objavljeni povzetek znanstvenega prispevka na konferenci
Organizacija:UNG - Univerza v Novi Gorici
Opis:We report the solvothermal synthesis of iron phosphide electrocatalysts using a low-cost phosphorus precursor. The synthetic protocol allows for the preparation of a Fe2P phase at 300°C and FeP phase at 350°C. To enhance the catalytic activities of obtained iron phosphide particles, heat-treatments were carried out at elevated temperatures. Annealing at 500°C induced structural changes in the samples: (i) Fe2P provided a pure Fe3P phase (Fe3P−500°C) and (ii) FeP transformed into a mixture of iron phosphide phases (Fe2P/FeP−500°C). The electrocatalytic activities of heat-treated Fe2P−450°C, Fe3P−500°C, and Fe2P/FeP−500°C catalysts were studied for hydrogen evolution reaction (HER) in 0.5 M sulfuric acid (H2SO4). The lowest recorded overpotential of 110 mV at 10 mA cm−2 vs. a reversible hydrogen electrode was achieved with Fe2P/FeP−500°C catalyst. The present approach allows preparation of immobilized iron phsphide catalyst onto carbon support which is essential for application purpose. The procedure developed by us is an elegant approach to tune the composition of iron phosphide catalyst and control the morphology of particles
Ključne besede:solvothermal synthesis iron phosphide electrocatalysis HER
Leto izida:2020
PID:20.500.12556/RUNG-7910 Novo okno
COBISS.SI-ID:140838403 Novo okno
NUK URN:URN:SI:UNG:REP:RDR63L5U
Datum objave v RUNG:06.02.2023
Število ogledov:997
Število prenosov:0
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Gradivo je del monografije

Naslov:Iron phosphide as an efficient electrocatalysts for hydrogen evolution
Kraj izida:online
Leto izida:2020
Prireditelj konference:International Online Conference on Functional Nanomaterials

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