The bilateral research project (ID: 451-03-01344/2020-09/8)

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The bilateral research project (ID: 451-03-01344/2020-09/8)

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Electrodeposition of Nd and Pr onto W from fluoride based melts

Cvetković, Vesna S.; Feldhaus, Dominic; Vukićević, Nataša; Nikolić, Nebojša D.; Friedrich, Bernd; Jovićević, Jovan N.

(Belgrade : Serbian Society of Corrosion and Materials Protection (UISKOZAM), 2021)

TY  - CONF
AU  - Cvetković, Vesna S.
AU  - Feldhaus, Dominic
AU  - Vukićević, Nataša
AU  - Nikolić, Nebojša D.
AU  - Friedrich, Bernd
AU  - Jovićević, Jovan N.
PY  - 2021
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/4887
AB  - Electrodeposition of neodymium and praseodymium metal from molten NdF3+PrF3+LiF+ 0.5wt.%Pr6O11+0.5wt.%Nd2O3 electrolytes on W was investigated using voltammetry at 1050 °C. The square wave voltammetry confirmed that Nd electrodeposition is a two-step reduction process: first, involving one electron exchange (Nd(III)→Nd(II)) and second, involving two electrons exchange (Nd(II)→Nd(0)). However, praseodymium deposition proceeds as an one-step process involving exchange of three electrons (Pr(III)→Pr(0)). Nd and Pr metals were electrodeposited applying potentiostatic mode. The working electrode surface was analyzed by X-ray diffraction after Nd and Pr co-deposition.
AB  - Elektrohemijsko taloženje neodijuma i prazeodijuma iz fluoridnog NdF3+PrF3+LiF+ 0.5wt.%Pr6O11+0.5wt.%Nd2O3 rastopa na W radnoj elektrodi ispitivano je pomoću voltametrijskih tehnika na 1050 °C. Voltametrija sa pravougaonim talasima (SWV, square wave voltammetry) potvrdila je da je elektrohemijsko taloženje Nd proces koji se odvija u dva koraka: prvi, uključuje razmenu od jednog elektrona (Nd(III) → Nd(II)) i drugi korak, uključuje razmenu dva elektrona (Nd(II) → Nd(0)). Međutim, taloženje prazeodijuma uključuje izmenu tri elektrona (Pr(III) → Pr(0)) u jednom koraku. Nd i Pr su elektrohemijski taloženi primenom potenciostatskog režima. Nakon elektrohemijskog taloženja Nd i Pr površina radne elektrode analizirana je rengensko-difrakcionom tehnikom.
PB  - Belgrade : Serbian Society of Corrosion and Materials Protection (UISKOZAM)
C3  - Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings XXII YuCorr International Conference / Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova XXII YuCorr [Jugoslovenska korozija] Međunarodna konferencija
T1  - Electrodeposition of Nd and Pr onto W from fluoride based melts
T1  - Elektrohemijsko taloženje Nd i Pr na W iz fluoridnih rastopa
SP  - 140
EP  - 144
UR  - https://hdl.handle.net/21.15107/rcub_cer_4887
ER  - 
@conference{
author = "Cvetković, Vesna S. and Feldhaus, Dominic and Vukićević, Nataša and Nikolić, Nebojša D. and Friedrich, Bernd and Jovićević, Jovan N.",
year = "2021",
abstract = "Electrodeposition of neodymium and praseodymium metal from molten NdF3+PrF3+LiF+ 0.5wt.%Pr6O11+0.5wt.%Nd2O3 electrolytes on W was investigated using voltammetry at 1050 °C. The square wave voltammetry confirmed that Nd electrodeposition is a two-step reduction process: first, involving one electron exchange (Nd(III)→Nd(II)) and second, involving two electrons exchange (Nd(II)→Nd(0)). However, praseodymium deposition proceeds as an one-step process involving exchange of three electrons (Pr(III)→Pr(0)). Nd and Pr metals were electrodeposited applying potentiostatic mode. The working electrode surface was analyzed by X-ray diffraction after Nd and Pr co-deposition., Elektrohemijsko taloženje neodijuma i prazeodijuma iz fluoridnog NdF3+PrF3+LiF+ 0.5wt.%Pr6O11+0.5wt.%Nd2O3 rastopa na W radnoj elektrodi ispitivano je pomoću voltametrijskih tehnika na 1050 °C. Voltametrija sa pravougaonim talasima (SWV, square wave voltammetry) potvrdila je da je elektrohemijsko taloženje Nd proces koji se odvija u dva koraka: prvi, uključuje razmenu od jednog elektrona (Nd(III) → Nd(II)) i drugi korak, uključuje razmenu dva elektrona (Nd(II) → Nd(0)). Međutim, taloženje prazeodijuma uključuje izmenu tri elektrona (Pr(III) → Pr(0)) u jednom koraku. Nd i Pr su elektrohemijski taloženi primenom potenciostatskog režima. Nakon elektrohemijskog taloženja Nd i Pr površina radne elektrode analizirana je rengensko-difrakcionom tehnikom.",
publisher = "Belgrade : Serbian Society of Corrosion and Materials Protection (UISKOZAM)",
journal = "Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings XXII YuCorr International Conference / Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova XXII YuCorr [Jugoslovenska korozija] Međunarodna konferencija",
title = "Electrodeposition of Nd and Pr onto W from fluoride based melts, Elektrohemijsko taloženje Nd i Pr na W iz fluoridnih rastopa",
pages = "140-144",
url = "https://hdl.handle.net/21.15107/rcub_cer_4887"
}
Cvetković, V. S., Feldhaus, D., Vukićević, N., Nikolić, N. D., Friedrich, B.,& Jovićević, J. N.. (2021). Electrodeposition of Nd and Pr onto W from fluoride based melts. in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings XXII YuCorr International Conference / Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova XXII YuCorr [Jugoslovenska korozija] Međunarodna konferencija
Belgrade : Serbian Society of Corrosion and Materials Protection (UISKOZAM)., 140-144.
https://hdl.handle.net/21.15107/rcub_cer_4887
Cvetković VS, Feldhaus D, Vukićević N, Nikolić ND, Friedrich B, Jovićević JN. Electrodeposition of Nd and Pr onto W from fluoride based melts. in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings XXII YuCorr International Conference / Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova XXII YuCorr [Jugoslovenska korozija] Međunarodna konferencija. 2021;:140-144.
https://hdl.handle.net/21.15107/rcub_cer_4887 .
Cvetković, Vesna S., Feldhaus, Dominic, Vukićević, Nataša, Nikolić, Nebojša D., Friedrich, Bernd, Jovićević, Jovan N., "Electrodeposition of Nd and Pr onto W from fluoride based melts" in Meeting point of the science and practice in the fields of corrosion, materials and environmental protection : proceedings XXII YuCorr International Conference / Stecište nauke i prakse u oblastima korozije, zaštite materijala i životne sredine : knjiga radova XXII YuCorr [Jugoslovenska korozija] Međunarodna konferencija (2021):140-144,
https://hdl.handle.net/21.15107/rcub_cer_4887 .