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Nickel and nickel-tungsten alloys as catalysts for hydrogen evolution (CROSBI ID 519151)

Prilog sa skupa u zborniku | izvorni znanstveni rad | domaća recenzija

Grubač, Zoran ; Metikoš-Huković, Mirjana ; Radić, Nikola Nickel and nickel-tungsten alloys as catalysts for hydrogen evolution // 4th Croatian Symposium on Electrochemistry : Book of abstracts / Gojo, Miroslav ; Mandić, Zoran (ur.). Zagreb: Hrvatsko društvo kemijskih inženjera i tehnologa (HDKI), 2006. str. 59-59

Podaci o odgovornosti

Grubač, Zoran ; Metikoš-Huković, Mirjana ; Radić, Nikola

engleski

Nickel and nickel-tungsten alloys as catalysts for hydrogen evolution

Catalytic properties of sputter deposited nanocrystalline nickel (nc-Ni) and Ni-W alloys for the hydrogen evolution reaction have been investigated in an alkaline electrolyte solution by linear polarization and electrochemical impedance spectroscopy measurements. The best performance toward the hydrogen evolution reaction demonstrates the Ni90W10 alloy in accordance with the prediction based on the electronic structure calculations and the enhanced density of states at the Fermi level of the 3d Ni band. Improved catalytic activity for the hydrogen evolution reaction of nc-Ni in comparison with polycrystalline Ni was in accordance with an increase in the intercrystalline volume fraction at the very small grain size of the sputter deposited nickel.

nickel; nickel-alloys; hydrogen evolution; linear polarization; electrochemical impedance spectroscopy

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Podaci o prilogu

59-59.

2006.

objavljeno

Podaci o matičnoj publikaciji

4th Croatian Symposium on Electrochemistry : Book of abstracts

Gojo, Miroslav ; Mandić, Zoran

Zagreb: Hrvatsko društvo kemijskih inženjera i tehnologa (HDKI)

Podaci o skupu

Croatian Symposium on Electrochemistry (4 ; 2006)

predavanje

28.05.2006-01.06.2006

Primošten, Hrvatska

Povezanost rada

Kemija