Presentation 2014-10-24
Behavior of Pt Particles Deposited on Cup Stacked Carbon Nanotubes : The Effect of Solvent-Coating
Y. Matsui, D. Iwakiri, T. Sugisawa, Y. Inden, T. Hayashi, H. Muramatsu,
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Abstract(in English) Cup-stacked carbon nanotubes-supported platinum particles have been perceived to be promising as catalysts for fuel cells. On the other hand, it is known that performance degradation of platinum catalyst deposited on substrates occur due to the high potential variation while the fuel cell is working. As a solution to this problem, improvement of stability by increasing the crystalliniry of platinum particles by heat treatment has been studied. In prior studies, platinum particles were found to migrate and coalesce at temperature as low as 200 ℃, and it was difficult to crystallize the platinum particles while maintaining the particle diameter around 2 ~ 3nm, which is the optimum particle size as a catalyst for fuel cells. In this study, in order to prevent migration and coalescence of platinum particles, and to increase the crystalliniry of the platinum, we studied the effectiveness of a novel method for maintaining platinum particle size using a solvent
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Platinum / Carbon Nanotube / Catalyst / Solvent
Paper # CPM2014-107
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Conference Information
Committee CPM
Conference Date 2014/10/17(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Behavior of Pt Particles Deposited on Cup Stacked Carbon Nanotubes : The Effect of Solvent-Coating
Sub Title (in English)
Keyword(1) Platinum
Keyword(2) Carbon Nanotube
Keyword(3) Catalyst
Keyword(4) Solvent
1st Author's Name Y. Matsui
1st Author's Affiliation Faculty of Science and Engineering, Shinshu University()
2nd Author's Name D. Iwakiri
2nd Author's Affiliation Faculty of Science and Engineering, Shinshu University
3rd Author's Name T. Sugisawa
3rd Author's Affiliation Faculty of Science and Engineering, Shinshu University
4th Author's Name Y. Inden
4th Author's Affiliation Faculty of Science and Engineering, Shinshu University
5th Author's Name T. Hayashi
5th Author's Affiliation Faculty of Engineering, Shinshu University
6th Author's Name H. Muramatsu
6th Author's Affiliation Faculty of Engineering, Shinshu University
Date 2014-10-24
Paper # CPM2014-107
Volume (vol) vol.114
Number (no) 276
Page pp.pp.-
#Pages 2
Date of Issue