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Quasielastic neutron scattering investigation of motion of water molecules in -propyl alcohol-water mixture
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10.1063/1.3073881
/content/aip/journal/jcp/130/7/10.1063/1.3073881
http://aip.metastore.ingenta.com/content/aip/journal/jcp/130/7/10.1063/1.3073881

Figures

Image of FIG. 1.
FIG. 1.

The dynamic structure factor for the solution of at and . Experimental data: open circles. Relaxing cage model fit curve: solid line, jump diffusion model fitting curve: dashed line.

Image of FIG. 2.
FIG. 2.

Plots of the translational relaxation time and the translational stretched exponent for the relaxing cage model as a function of for pure water (open circles) and the solution of (closed circles) at .

Image of FIG. 3.
FIG. 3.

The dependence of the inverse of the averaged translational relaxation time for the relaxing cage model for pure water (open circles) and the solution of (closed circles) at . Solid line shows the relation of , where for pure water.

Image of FIG. 4.
FIG. 4.

The plot of diffusion coefficient as a function of derived by the relaxing cage model (open circles) and the jump diffusion model (closed circles) and that reported by Hawlicka and Grabowski (Ref. 24) (open triangles). The plot of as a function of is also drawn (inset).

Image of FIG. 5.
FIG. 5.

The root-mean-square displacement as a function of .

Image of FIG. 6.
FIG. 6.

Averaged translational relaxation time and stretched exponent as a function of .

Tables

Generic image for table
Table I.

The fraction of hydrophobic hydration water molecules, , for the -propyl alcohol aqueous solution of the composition derived by the procedure of our previous paper (Ref. 3).

Generic image for table
Table II.

Comparison of the values of diffusion coefficients for pure water at derived from two models of present study with those reported by other investigators (Refs. 19–23).

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/content/aip/journal/jcp/130/7/10.1063/1.3073881
2009-02-19
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Quasielastic neutron scattering investigation of motion of water molecules in n-propyl alcohol-water mixture
http://aip.metastore.ingenta.com/content/aip/journal/jcp/130/7/10.1063/1.3073881
10.1063/1.3073881
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