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contributor authorHأ¼rter, S.
contributor authorWannek, C.
contributor authorMأ¼ller, M.
contributor authorStolten, D.
date accessioned2017-05-09T00:59:30Z
date available2017-05-09T00:59:30Z
date issued2013
identifier issn2381-6872
identifier otherfc_010_06_061008.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/152024
description abstractThe catalyst ink preparation for a catalyst layer production by screen printing for a direct methanol fuel cell (DMFC) is evaluated. Among a large variety of solvents 1hexanol was chosen for the preparation due to its properties fitting the requirements for the ink preparation. 1hexanol based catalyst inks lead to thicker catalyst layers compared to isopropyl/propylalcohol based catalyst inks, currently used inhouse. Despite showing different layer properties, MEAs based on 1hexanol or isopropyl/propylalcohol based catalyst layers show comparable electrochemical performances. When using 1hexanol based catalyst inks the dispersion procedure shows great influence on the outcoming catalyst layer. Long dispersion periods and a medium power output of ultrasonication of the catalyst dispersion are beneficial and lead to good coating qualities of the catalyst layer and therefore to high electrochemical performances.
publisherThe American Society of Mechanical Engineers (ASME)
title1 Hexanol Based Catalyst Inks for Catalyst Layer Preparation for a DMFC
typeJournal Paper
journal volume10
journal issue6
journal titleJournal of Fuel Cell Science and Technology
identifier doi10.1115/1.4025519
journal fristpage61008
journal lastpage61008
identifier eissn2381-6910
treeJournal of Fuel Cell Science and Technology:;2013:;volume( 010 ):;issue: 006
contenttypeFulltext


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