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Thermal and rheological properties of carbon nanotube-in-oil dispersions
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10.1063/1.2193161
/content/aip/journal/jap/99/11/10.1063/1.2193161
http://aip.metastore.ingenta.com/content/aip/journal/jap/99/11/10.1063/1.2193161

Figures

Image of FIG. 1.
FIG. 1.

Steady shear viscosity of MWCNTs in PAO6 dispersion without dispersant: (▴) trial 1 and (▵) trial 2.

Image of FIG. 2.
FIG. 2.

(a) Dispersant concentration effect on steady shear viscosity of nanotube dispersions: (▴) , (∎) , (×) , (◻) , and (▵) . (b) Dispersant concentration effect on low stress viscosities of nanotube dispersions.

Image of FIG. 3.
FIG. 3.

Dispersant concentration effect on thermal conductivity of nanotube dispersions.

Image of FIG. 4.
FIG. 4.

Dispersant concentration effect on agglomerate size in nanotube dispersions: (a)–(f) represent dispersant concentrations of 0, 0.3, 1, 3, 5, and .

Image of FIG. 5.
FIG. 5.

Dispersing energy effect on agglomerate size in nanotube dispersions: (a)–(f) represent input dispersing energies of 0, , , , , and .

Image of FIG. 6.
FIG. 6.

The differential log normal density function for nanotube aspect ratios with different dispersing energies: (∎) , (◻) , (▴) , and (▵) .

Image of FIG. 7.
FIG. 7.

Dispersing time effect on aspect ratio of nanotubes. [The solid line is the fitting of the data based on Eq. (1).]

Image of FIG. 8.
FIG. 8.

Dispersing energy effect on aspect ratio of nanotubes. [The solid line is the fitting of the data based on Eq. (2).]

Image of FIG. 9.
FIG. 9.

Dispersing energy effect on thermal conductivity of nanotube dispersions.

Image of FIG. 10.
FIG. 10.

Relationship between thermal conductivity of dispersions and aspect ratio of nanotubes.

Image of FIG. 11.
FIG. 11.

(a) Dispersing energy effect on steady shear viscosity of nanotube dispersions: (▴) , (▵) , (●) , (엯) , (∎) , and (◻) . (b) Dispersing energy effect on low stress viscosity of nanotube dispersions.

Image of FIG. 12.
FIG. 12.

Particle loading effect on steady shear viscosity of nanotube dispersions: (a) --- (×) , (∎) , (◇) , and (▴) ; (b) --- (◇) , (∎) , (◻) , and (▴) .

Image of FIG. 13.
FIG. 13.

Particle loading effect on viscosity of nanotube dispersions: (∎) Viscosity at infinite shear stress [the dotted line is the fitting of the data based on Eq. (4)], (●) viscosity at [the solid line is the fitting of the data based on Eq. (4)], and (▴) viscosity at [the dashed line is the fitting of the data based on Eq. (4)].

Image of FIG. 14.
FIG. 14.

Particle loading effect on thermal conductivity of nanotube dispersions.

Tables

Generic image for table
Table I.

Fitting parameters for the differential log normal density function of nanotube aspect ratios.

Generic image for table
Table II.

Fitting parameters of Eq. (4).

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/content/aip/journal/jap/99/11/10.1063/1.2193161
2006-06-07
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Thermal and rheological properties of carbon nanotube-in-oil dispersions
http://aip.metastore.ingenta.com/content/aip/journal/jap/99/11/10.1063/1.2193161
10.1063/1.2193161
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