Figure 1.

Size dependent thermal conductivity of copper. The solid line represents the thermal conductivity of copper nanoparticles calculated using Equations 3 and 5. The dashed line represents the bulk thermal conductivity of copper at 298 K. Data points are for copper thin films [18]

Warrier and Teja Nanoscale Research Letters 2011 6:247   doi:10.1186/1556-276X-6-247
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