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Thermal rectification in multi-walled carbon nanotubes: A molecular dynamics study
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10.1063/1.3670327
/content/aip/journal/apl/99/25/10.1063/1.3670327
http://aip.metastore.ingenta.com/content/aip/journal/apl/99/25/10.1063/1.3670327
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Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) CMW and (b) HSHM configurations. Red atoms are placed in heat baths and green atoms are frozen. Hydrogen atoms (blue) terminate dangling bonds of carbon atoms. N is the number of layers in each system (e.g., here, N = 3). The cross sections are also displayed.

Image of FIG. 2.
FIG. 2.

(Color online) (a) Heat flux and (b) TR vs Δ. Here, , L = 10 nm, and N = 3.

Image of FIG. 3.
FIG. 3.

(Color online) (a), (b) TR and heat flux vs N. Here, , L = 10 nm, and Δ = 0.1. (c), (d) TR and heat flux vs L. Here, , Δ = 0.1, and N = 3. (e), (f) TR and heat flux vs . Here, Δ = 0.1, L = 10 nm, and N = 3.

Image of FIG. 4.
FIG. 4.

(Color online) Temperature Distribution in constructing layers of a CMW. Here, L = 80 nm, N = 3, Δ = 0.1, and .

Image of FIG. 5.
FIG. 5.

(Color online) Phonon power spectra in a 6-layered MWNT, with chiralities, (5,5), (10,10) up to (30,30). Here, Δ = 0.3. (a) Full frequency range spectra, for (10,10) layer (green) and (25,25) layer (red) and the overlap area (black). (b) The overlapping area of the power spectra up to 5.5 THz.

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/content/aip/journal/apl/99/25/10.1063/1.3670327
2011-12-19
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Thermal rectification in multi-walled carbon nanotubes: A molecular dynamics study
http://aip.metastore.ingenta.com/content/aip/journal/apl/99/25/10.1063/1.3670327
10.1063/1.3670327
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