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Effects of particles on stability of flow-induced precursors
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10.1063/1.3681401
/content/aip/journal/jcp/136/5/10.1063/1.3681401
http://aip.metastore.ingenta.com/content/aip/journal/jcp/136/5/10.1063/1.3681401
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) Structures of copper phthalocyanine (CuPc). (b) Structures of ultramarine blue (UB).

Image of FIG. 2.
FIG. 2.

Selected 2D-SAXS image patterns and corresponding azimuthal profiles of neat iPP (iPP-0.0) after cessation of shear at the isothermal crystallization temperature Tc = 140 °C. Shear conditions: shear rate 80 s−1 and shear time 1 s at 140 °C. The times after the cessation of shear are indicated in selected azimuthal profiles.

Image of FIG. 3.
FIG. 3.

Selected 2D-SAXS image patterns and corresponding azimuthal profiles of iPP in the presence of 0.8 wt. % copper phthalocyanine (iPP-P08) after the cessation of shear at the isothermal crystallization temperature Tc = 140 °C. Shear conditions: shear rate 80 s−1 and shear time 1 s at 140 °C. The times after the cessation of shear are indicated in selected azimuthal profiles.

Image of FIG. 4.
FIG. 4.

Selected 2D-SAXS image patterns and corresponding azimuthal profiles of iPP in the presence of 0.8 wt. % ultramarine blue (iPP-U08) after the cessation of shear at the isothermal crystallization temperature Tc = 140 °C. Shear conditions: shear rate 80 s−1 and shear time 1 s at 140 °C. The times after the cessation of shear are indicated in selected azimuthal profiles.

Image of FIG. 5.
FIG. 5.

Plots of normalized integrated intensity of equatorial scattering as a function of time after the cessation of shear at the isothermal crystallization temperature Tc = 140 °C: (a) iPP-00, (b) iPP-P08, and (c) iPP-U08.

Image of FIG. 6.
FIG. 6.

Effect of particles on the kinetics of shear-induced crystallization after the cessation of shear at the isothermal crystallization temperature Tc = 140 °C: (a) the time evolution of relative crystallinity X rel and (b) Avrami plots of data shown in (a). ×iPP-00, ∇iPP-U08, and ΔiPP-P08.

Image of FIG. 7.
FIG. 7.

Effect of particles on the time evolution of orientation of crystalline lamellae after the cessation of shear at the isothermal crystallization temperature Tc = 140 °C: (a) iPP-00, (b) iPP-U08, and (c) iPP-P08. Δ Hermans orientation function f H , × full width at half maximum (FWHM).

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/content/aip/journal/jcp/136/5/10.1063/1.3681401
2012-02-06
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Effects of particles on stability of flow-induced precursors
http://aip.metastore.ingenta.com/content/aip/journal/jcp/136/5/10.1063/1.3681401
10.1063/1.3681401
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