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Table 2 The measured thermal properties of the nanotube samples with different porosities

From: Effect of Morphology and Crystal Structure on the Thermal Conductivity of Titania Nanotubes

Samples Porosity (%) Thermal diffusivity (α) (mm2 s−1) Thermal conductivity (κeff) (W m−1 K−1)
TNTA,T 22 0.290 0.479
27 0.260 0.415
33 0.240 0.351
37 0.240 0.323
43 0.220 0.279
48 0.210 0.237
TNTA 42 0.250 0.377
51 0.215 0.275
54 0.212 0.256
57 0.186 0.209
64 0.157 0.148
69 0.141 0.115
TNTAmor 60 0.177 0.181
63 0.166 0.155
69 0.146 0.113
75 0.128 0.082