Figure 4.

In situ heating TEM images of Sn-filled CNFs heated at 400°C. (a) At the beginning of heating, (b) 1 min, (c) 3 min, and (d) 5 min.

Tokunaga et al. Nanoscale Research Letters 2013 8:302   doi:10.1186/1556-276X-8-302
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