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ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS

Cilt: 1 Sayı: 2 1 Haziran 2013
  • Hilal Kıvrak
  • N.ceyhun Demir
  • Özlem Şahin
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ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS

Öz

Carbon supported Pt and Pt-M (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) bimetallic nanocatalysts (10% Pt loading) and Pt-Sn-Cs trimetallic nanocatalysts were prepared by ethylene glycol (EG) reduction method. The ethanol electrooxidation (EOR) performance of these catalysts were studied by cyclic voltammetry (CV), chronoamperometry (CA), electrochemical impedance spectroscopy (EIS) techniques. Considering Pt-M bimetallic nanocatalysts, carbon supported Pt-Sn bimetallic nanocatalyst showed the best EOR activity as a result of these CV, CA, EIS measurements. Furthermore, Cs promoted Pt bimetallic nanocatalyst also improved the activity of reverse current, attributed to the basic character of Cs. Pt-Sn nanocatalyst was promoted by Cs to neutralize the surface acid sites of the Pt-Sn nanocatalyst. Pt-Sn-Cs/C nanocatalyst showed the superior activity compared to Pt-Sn nanocatalysts. Hence, we further performed EIS measurements on Pt-Sn-Cs, Pt-Sn, Pt-Cs nanocatalysts to compare their electrocatalytic activities.

Anahtar Kelimeler

Ayrıntılar

Birincil Dil

İngilizce

Konular

Mühendislik

Bölüm

Konferans Bildirisi

Yazarlar

Hilal Kıvrak Bu kişi benim

N.ceyhun Demir Bu kişi benim
Department of Chemistry, Middle East Technical University, 06531, Ankara, Turkey

Özlem Şahin Bu kişi benim

Yayımlanma Tarihi

1 Haziran 2013

Gönderilme Tarihi

1 Haziran 2013

Kabul Tarihi

-

Yayımlandığı Sayı

Yıl 2013 Cilt: 1 Sayı: 2

Kaynak Göster

APA
Kıvrak, H., Demir, N., & Şahin, Ö. (2013). ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS. Selçuk Üniversitesi Mühendislik, Bilim Ve Teknoloji Dergisi, 1(2), 19-28. https://izlik.org/JA39ET89NM
AMA
1.Kıvrak H, Demir N, Şahin Ö. ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS. sujest. 2013;1(2):19-28. https://izlik.org/JA39ET89NM
Chicago
Kıvrak, Hilal, N.ceyhun Demir, ve Özlem Şahin. 2013. “ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS”. Selçuk Üniversitesi Mühendislik, Bilim Ve Teknoloji Dergisi 1 (2): 19-28. https://izlik.org/JA39ET89NM.
EndNote
Kıvrak H, Demir N, Şahin Ö (01 Haziran 2013) ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS. Selçuk Üniversitesi Mühendislik, Bilim Ve Teknoloji Dergisi 1 2 19–28.
IEEE
[1]H. Kıvrak, N. Demir, ve Ö. Şahin, “ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS”, sujest, c. 1, sy 2, ss. 19–28, Haz. 2013, [çevrimiçi]. Erişim adresi: https://izlik.org/JA39ET89NM
ISNAD
Kıvrak, Hilal - Demir, N.ceyhun - Şahin, Özlem. “ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS”. Selçuk Üniversitesi Mühendislik, Bilim Ve Teknoloji Dergisi 1/2 (01 Haziran 2013): 19-28. https://izlik.org/JA39ET89NM.
JAMA
1.Kıvrak H, Demir N, Şahin Ö. ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS. sujest. 2013;1:19–28.
MLA
Kıvrak, Hilal, vd. “ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS”. Selçuk Üniversitesi Mühendislik, Bilim Ve Teknoloji Dergisi, c. 1, sy 2, Haziran 2013, ss. 19-28, https://izlik.org/JA39ET89NM.
Vancouver
1.Hilal Kıvrak, N.ceyhun Demir, Özlem Şahin. ELECTROCATALYTIC PROPERTIES OF NANOSTRUCTURED MULTIMETALLIC Pt-Sn- Cs/C AND Pt-M/C (M=Ag, Ca, Cd, Cs, Cu, Fe, Ir, Mg, Pd, Sn, Zr) DIRECT ETHANOL FUEL CELL CATALYSTS. sujest [Internet]. 01 Haziran 2013;1(2):19-28. Erişim adresi: https://izlik.org/JA39ET89NM

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