Thermal conductance of copper-cyanoacrylate adhesive YBa2Cu3O7-δ joints between 5 and 300 K
✍ Scribed by N Wendling; J Chaussy; J Mazuer; J Odin
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 182 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0011-2275
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✦ Synopsis
We have measured the thermal conductance per unit area of joints made of cyanoacrylate adhesive between a copper block and various YBa2Cu207_ ~ samples. Below 70 K, the thermal resistance is mainly due to the interfaces between materials. A rough estimate of the bulk thermal conductivity in the high temperature range leads to the value of 0.3 W m -1 K -1, i.e. of the same order of magnitude as for other adhesives commonly used in low temperature experimental physics.
📜 SIMILAR VOLUMES
The absence of a linear behaviour of the dependence of the resistance R(T ) over a temperature interval 77-300 K was observed for ceramic superconductors YBa 2 Cu 3 O 7-δ and thick polycrystalline films of the same composition with the addition of silver. A comparative analysis of the excess conduct