Electrochemical behavior of silver-impregnated Al-pillared smectite in alkaline solution
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2010
Authors
Mojović, Zorica
Milutinović Nikolić, Aleksandra

Banković, Predrag

Mentus, Slavko

Jovanović, Dušan M.
Article (Published version)

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Show full item recordAbstract
In order to enhance silver effectiveness for oxygen reduction reaction, pillared clay was used as a support for silver nanodispersion. Silver particles incorporation into pillared clay pores was attempted by impregnation/thermal degradation technique. X-ray diffraction as well as adsorption-desorption isotherms confirmed that pillaring procedure was successful. Scanning electron microscopy evidenced that a part of silver appeared outside the pillared clay cavities. Ag-pillared clay composite homogenized with 10 wt.% of nanodispersed carbon black (Vulcan), was applied on a flat glassy carbon surface and used as an electrode material. Oxygen reduction reaction was investigated in an O(2)-saturated aqueous 0.1 M NaOH solution.
Keywords:
Clays / Electrochemistry / Silver / Oxygen reductionSource:
Journal of Solid State Electrochemistry, 2010, 14, 9, 1621-1627Publisher:
- Springer, New York
Projects:
- Mezoporozni i nanomaterijali u katalitičkim i sorpcionim procesima (RS-166001)
- Sinteza, karakterizacija i testiranje katalitičkih svojstava specijalno dizajniranih materijala (RS-142019)
- Struktura, termodinamičke i elektrohemijske osobine materijala za konverziju energije i nove tehnologije (RS-142047)
DOI: 10.1007/s10008-010-1006-z
ISSN: 1432-8488