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Isotopic effects on the thermal conductivity of graphene nanoribbons: Localization mechanism
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10.1063/1.3329541
/content/aip/journal/jap/107/5/10.1063/1.3329541
http://aip.metastore.ingenta.com/content/aip/journal/jap/107/5/10.1063/1.3329541
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Quantum correction to thermal conductivity of graphene vs MD temperature.

Image of FIG. 2.
FIG. 2.

Thermal conductivity with quantum correction vs isotope percentage at 300 K for GNR with length 106 Å and width 4.92 Å. Line is a guide to the eye.

Image of FIG. 3.
FIG. 3.

Normalized vibration amplitudes vs reduced for three phonon modes localized around one isotopic doping center in GNR with length 106 Å and width 4.92 Å. The frequency for each mode is in .

Image of FIG. 4.
FIG. 4.

Normalized vibration amplitudes vs reduced of three localized modes in GNR with two isotopic doping centers, which are far from each other. All modes are degenerate. The frequency for each mode is in .

Image of FIG. 5.
FIG. 5.

Normalized vibration amplitudes vs. reduced of three edge modes in GNR with two isotopic doping centers, which are close with each other. Modes in (a) and (b) are nondegenerate, while the mode (c) is degenerate. The frequency for each mode is in .

Image of FIG. 6.
FIG. 6.

The dependence of thermal conductivity on temperature for pure and 20% doped GNR.

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/content/aip/journal/jap/107/5/10.1063/1.3329541
2010-03-08
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Isotopic effects on the thermal conductivity of graphene nanoribbons: Localization mechanism
http://aip.metastore.ingenta.com/content/aip/journal/jap/107/5/10.1063/1.3329541
10.1063/1.3329541
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