In situ grown nanoscale platinum on carbon powder as catalyst layer in proton exchange membrane fuel cells (PEMFCs)

Research output: Contribution to journalArticlepeer-review

Standard

In situ grown nanoscale platinum on carbon powder as catalyst layer in proton exchange membrane fuel cells (PEMFCs). / Sui, Sheng; Zhuo, Xiaolong; Su, Kaihua; Yao, Xianyong; Zhang, Junliang; Du, Shangfeng; Kendall, Kevin.

In: Journal of Energy Chemistry, Vol. 22, No. 3, 01.01.2013, p. 477-483.

Research output: Contribution to journalArticlepeer-review

Harvard

APA

Vancouver

Author

Sui, Sheng ; Zhuo, Xiaolong ; Su, Kaihua ; Yao, Xianyong ; Zhang, Junliang ; Du, Shangfeng ; Kendall, Kevin. / In situ grown nanoscale platinum on carbon powder as catalyst layer in proton exchange membrane fuel cells (PEMFCs). In: Journal of Energy Chemistry. 2013 ; Vol. 22, No. 3. pp. 477-483.

Bibtex

@article{7a173b2bbb4b4c0694d4e585e4c949af,
title = "In situ grown nanoscale platinum on carbon powder as catalyst layer in proton exchange membrane fuel cells (PEMFCs)",
abstract = "An extensive study has been conducted on the proton exchange membrane fuel cells (PEMFCs) with reducing Pt loading. This is commonly achieved by developing methods to increase the utilization of the platinum in the catalyst layer of the electrodes. In this paper, a novel process of the catalyst layers was introduced and investigated. A mixture of carbon powder and Nafion solution was sprayed on the glassy carbon electrode (GCE) to form a thin carbon layer. Then Pt particles were deposited on the surface by reducing hexachloroplatinic (IV) acid hexahydrate with methanoic acid. SEM images showed a continuous Pt gradient profile among the thickness direction of the catalytic layer by the novel method. The Pt nanowires grown are in the size of 3 nm (diameter)×10 nm (length) by high solution TEM image. The novel catalyst layer was characterized by cyclic voltammetry (CV) and scanning electron microscope (SEM) as compared with commercial Pt/C black and Pt catalyst layer obtained from sputtering. The results showed that the platinum nanoparticles deposited on the carbon powder were highly utilized as they directly faced the gas diffusion layer and offered easy access to reactants (oxygen or hydrogen).",
keywords = "Carbon powder layer, Catalyst layer, Platinum, Proton exchange membrane fuel cells",
author = "Sheng Sui and Xiaolong Zhuo and Kaihua Su and Xianyong Yao and Junliang Zhang and Shangfeng Du and Kevin Kendall",
year = "2013",
month = jan,
day = "1",
doi = "10.1016/S2095-4956(13)60062-5",
language = "English",
volume = "22",
pages = "477--483",
journal = "Journal of Energy Chemistry",
issn = "2095-4956",
publisher = "Elsevier",
number = "3",

}

RIS

TY - JOUR

T1 - In situ grown nanoscale platinum on carbon powder as catalyst layer in proton exchange membrane fuel cells (PEMFCs)

AU - Sui, Sheng

AU - Zhuo, Xiaolong

AU - Su, Kaihua

AU - Yao, Xianyong

AU - Zhang, Junliang

AU - Du, Shangfeng

AU - Kendall, Kevin

PY - 2013/1/1

Y1 - 2013/1/1

N2 - An extensive study has been conducted on the proton exchange membrane fuel cells (PEMFCs) with reducing Pt loading. This is commonly achieved by developing methods to increase the utilization of the platinum in the catalyst layer of the electrodes. In this paper, a novel process of the catalyst layers was introduced and investigated. A mixture of carbon powder and Nafion solution was sprayed on the glassy carbon electrode (GCE) to form a thin carbon layer. Then Pt particles were deposited on the surface by reducing hexachloroplatinic (IV) acid hexahydrate with methanoic acid. SEM images showed a continuous Pt gradient profile among the thickness direction of the catalytic layer by the novel method. The Pt nanowires grown are in the size of 3 nm (diameter)×10 nm (length) by high solution TEM image. The novel catalyst layer was characterized by cyclic voltammetry (CV) and scanning electron microscope (SEM) as compared with commercial Pt/C black and Pt catalyst layer obtained from sputtering. The results showed that the platinum nanoparticles deposited on the carbon powder were highly utilized as they directly faced the gas diffusion layer and offered easy access to reactants (oxygen or hydrogen).

AB - An extensive study has been conducted on the proton exchange membrane fuel cells (PEMFCs) with reducing Pt loading. This is commonly achieved by developing methods to increase the utilization of the platinum in the catalyst layer of the electrodes. In this paper, a novel process of the catalyst layers was introduced and investigated. A mixture of carbon powder and Nafion solution was sprayed on the glassy carbon electrode (GCE) to form a thin carbon layer. Then Pt particles were deposited on the surface by reducing hexachloroplatinic (IV) acid hexahydrate with methanoic acid. SEM images showed a continuous Pt gradient profile among the thickness direction of the catalytic layer by the novel method. The Pt nanowires grown are in the size of 3 nm (diameter)×10 nm (length) by high solution TEM image. The novel catalyst layer was characterized by cyclic voltammetry (CV) and scanning electron microscope (SEM) as compared with commercial Pt/C black and Pt catalyst layer obtained from sputtering. The results showed that the platinum nanoparticles deposited on the carbon powder were highly utilized as they directly faced the gas diffusion layer and offered easy access to reactants (oxygen or hydrogen).

KW - Carbon powder layer

KW - Catalyst layer

KW - Platinum

KW - Proton exchange membrane fuel cells

UR - http://www.scopus.com/inward/record.url?scp=84879852605&partnerID=8YFLogxK

U2 - 10.1016/S2095-4956(13)60062-5

DO - 10.1016/S2095-4956(13)60062-5

M3 - Article

AN - SCOPUS:84879852605

VL - 22

SP - 477

EP - 483

JO - Journal of Energy Chemistry

JF - Journal of Energy Chemistry

SN - 2095-4956

IS - 3

ER -