Table 1829. Thermal conductivities of materials.
Substance |
Variation of thermal conductivity |
Thermal conductivity (W/cm/K) |
Al |
|
2.35 |
AlN |
|
0.67 at 25 °C |
Al2O3 |
|
0.26 at 100 °C |
BN |
|
0.015 at 25 °C |
Co |
|
1.00 at 25 °C |
CoNiCrAlY |
|
0.034~0.078 for coating at 25 °C, 0.15 for bulk at 25 °C |
Cr |
|
0.94 at 25 °C |
Cr2O3 |
|
0.0517 at 23 °C, 0.0355 at 200 °C, ~0.0293 at 400 °C to 800 °C |
Cu |
|
0.99 at 25 °C |
Diamond |
|
20 at 25 °C |
Dry wood |
|
0.0015 at 25 °C |
Fe |
|
0.80 at 25 °C |
Ge2Sb2Te5 (GST) |
|
350 nm thick GST film at 25°C to 350°C: 0.003 ~ 0.005 for amorphous-GST, 0.017 ~ 0.018 for fcc-GST, and 0.018 ~ 0.02 for hcp-GST; 60~120 nm thick GST film at 25°C to 350°C: 0.003~0.005 for amorphous-GST, 0.0075~0.009 for fcc-GST, and 0.009~0.012 for hcp-GST [1] |
Ge2Sb2Te5, N-doped Ge2Sb2Te5, Sb2Te, Ag-doped Sb2Te,
In-doped Sb2Te |
|
0.0014~ 0.0017 for amorphous phase, and 0.0025~0.0247 for crystalline phase [2] |
HfO2 |
|
0.046 at 25 °C |
MgO |
|
0.36 at 100 °C |
Mo |
|
1.40 at 25 °C |
Nb |
|
0.54 at 25 °C |
Ni |
|
0.133~0.64 for coating at 25 °C, 0.91 for bulk at 25 °C |
Ni-5wt%Al |
|
0.11~0.222 for coating at 25 °C, 0.45 for bulk at 25 °C |
Ni-20wt%Cr |
|
0.09~0.12 for coating at 25 °C, 0.18 for bulk at 25 °C |
Typical sand stones |
|
0.018 at 25 °C |
Si |
|
1.39~1.50 at 25 °C |
SiO2 |
 |
0.014 at 0 °C |
Si3N4 |
|
0.023 at 25 °C |
PECVD Si3N4 |
|
0.16-0.33 |
Ti |
|
0.22 |
TiO2 |
|
0.065 at 100 °C |
V2O5 |
|
0.044 at 25 °C |
Y |
|
0.17 at 25 °C |
Y2O3 |
|
0.063 at 25 °C |
ZrO2 |
|
0.02 at 100 °C |
W |
|
1.73 at 25 °C |
[1] John P. Reifenberg, Matthew A. Panzer, SangBum Kim, Aaron M. Gibby, Yuan Zhang, Simon Wong, and H.-S. Philip Wong, Eric Pop, Kenneth E. Goodson, Thickness and stoichiometry dependence of the thermal conductivity of GeSbTe films, Applied Physics Letters 91, 111904, 2007.
[2] W. P. Risk, C. T. Rettner, and S. Raoux. Thermal conductivities of various phase–change materials measured by the in situ 3ω method. Applied Physics Letters, 94(10):101906, 2009.
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