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The dependence of the electrochemical properties of perfluorosulfonic acid membrane/water systems on repeat unit structure
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10.1063/1.3157257
/content/aip/journal/jcp/131/1/10.1063/1.3157257
http://aip.metastore.ingenta.com/content/aip/journal/jcp/131/1/10.1063/1.3157257

Figures

Image of FIG. 1.
FIG. 1.

Repeat unit of the reported perfluorinated acid membrane.

Image of FIG. 2.
FIG. 2.

Ionic conductivity of the PFSA membrane. The circle represents the experimental data of Sone et al. (Ref. 25) at 353.15 K and the solid line represents our LCT model.

Image of FIG. 3.
FIG. 3.

Ionic conductivity for the repeat unit structure in Fig. 1, where varies from 5 to 11 by increments of 2. The solid line describes at 5, while the dashed line, dotted line, and dashed and dotted line describe at 7, 9, and 11, respectively.

Image of FIG. 4.
FIG. 4.

The cluster network model.

Image of FIG. 5.
FIG. 5.

Ionic conductivity for the repeat unit structure in Fig. 1, where varies between 0 and 1. The solid line represents at 1 and the dotted line shows at 0.

Image of FIG. 6.
FIG. 6.

Ionic conductivity for the repeat unit structure in Fig. 1, where is 0, 1, or 2 in Fig. 1. The solid line represents at 1, the dashed line is at 2, and the dotted line is at 3.

Image of FIG. 7.
FIG. 7.

Two types of PFSA membrane repeat units. Type A has the parameters of , , and . Type B describes a membrane repeat unit of , , and .

Image of FIG. 8.
FIG. 8.

Comparison of the experimental data and theoretical data. The open square represents cell voltage data obtained at and the open triangle denotes data obtained at by Squadrito et al. (Ref. 23).

Image of FIG. 9.
FIG. 9.

Schematic representation of linear type polymers (polyethylene). Each dot represents a group and the chain between two dots represents a single bond.

Image of FIG. 10.
FIG. 10.

Schematic representation of the PFSA membrane and the repeat unit structure.

Image of FIG. 11.
FIG. 11.

Schematic figure of a newly generated bond and an example of the generation of three bonds.

Tables

Generic image for table
Table I.

Parameters of ionic conductivity.

Generic image for table
Table II.

Scaling factor for the LCT energy parameter.

Generic image for table
Table III.

Parameters of the total cell voltage model.

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/content/aip/journal/jcp/131/1/10.1063/1.3157257
2009-07-01
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: The dependence of the electrochemical properties of perfluorosulfonic acid membrane/water systems on repeat unit structure
http://aip.metastore.ingenta.com/content/aip/journal/jcp/131/1/10.1063/1.3157257
10.1063/1.3157257
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