Golubović, Jelena

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  • Golubović, Jelena (1)
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The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media

Golubović, Jelena; Rakočević, Lazar; Štrbac, Svetlana

(ESG, 2022)

TY  - JOUR
AU  - Golubović, Jelena
AU  - Rakočević, Lazar
AU  - Štrbac, Svetlana
PY  - 2022
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/5613
AB  - Pd/GC electrodes were prepared by the electrochemical deposition of palladium on glassy carbon (GC)  using PdSO4 or PdCl2 salts. As-prepared GC-supported Pd nanoparticles were characterized by X-ray  photoelectron spectroscopy (XPS) and atomic force microscopy (AFM). XPS spectra revealed that the  depositing palladium salt anion influences the oxidation state of the deposited Pd, while AFM images  showed its effect on Pd nanoparticle size and coverage. The deposition from the PdCl2 salt solution  resulted in smaller palladium nanoparticles, but much higher GC surface coverage than from PdSO4.  The activity of Pd/GC electrodes towards oxygen reduction was examined in acid and alkaline media  using the rotation-disc electrode. Among the different Pd/GC electrodes, the one prepared using PdCl2 salt with the full Pd coverage has shown the best ORR activity. The ORR occurs through a 4e-series  reaction mechanism like on polycrystalline palladium but exceeds its activity concerning the initial  potential.
PB  - ESG
T2  - International Journal of Electrochemical Science
T1  - The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media
SP  - ArticleID:220943
DO  - 10.20964/2022.09.16
ER  - 
@article{
author = "Golubović, Jelena and Rakočević, Lazar and Štrbac, Svetlana",
year = "2022",
abstract = "Pd/GC electrodes were prepared by the electrochemical deposition of palladium on glassy carbon (GC)  using PdSO4 or PdCl2 salts. As-prepared GC-supported Pd nanoparticles were characterized by X-ray  photoelectron spectroscopy (XPS) and atomic force microscopy (AFM). XPS spectra revealed that the  depositing palladium salt anion influences the oxidation state of the deposited Pd, while AFM images  showed its effect on Pd nanoparticle size and coverage. The deposition from the PdCl2 salt solution  resulted in smaller palladium nanoparticles, but much higher GC surface coverage than from PdSO4.  The activity of Pd/GC electrodes towards oxygen reduction was examined in acid and alkaline media  using the rotation-disc electrode. Among the different Pd/GC electrodes, the one prepared using PdCl2 salt with the full Pd coverage has shown the best ORR activity. The ORR occurs through a 4e-series  reaction mechanism like on polycrystalline palladium but exceeds its activity concerning the initial  potential.",
publisher = "ESG",
journal = "International Journal of Electrochemical Science",
title = "The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media",
pages = "ArticleID:220943",
doi = "10.20964/2022.09.16"
}
Golubović, J., Rakočević, L.,& Štrbac, S.. (2022). The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media. in International Journal of Electrochemical Science
ESG., ArticleID:220943.
https://doi.org/10.20964/2022.09.16
Golubović J, Rakočević L, Štrbac S. The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media. in International Journal of Electrochemical Science. 2022;:ArticleID:220943.
doi:10.20964/2022.09.16 .
Golubović, Jelena, Rakočević, Lazar, Štrbac, Svetlana, "The Effect of Sulphate and Chloride Palladium Salt Anions on the Morphology of Electrodeposited Pd Nanoparticles and their Catalytic Activity for Oxygen Reduction in Acid and Alkaline Media" in International Journal of Electrochemical Science (2022):ArticleID:220943,
https://doi.org/10.20964/2022.09.16 . .
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