Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Values of parameters used to calculate ΔT from Eq. (5)
| Parameter | Value |
|---|---|
| Cavity internal diameter | 10.7 cm |
| Length of cylindrical cavity section | 10.9 cm |
| Full angle of cavity | 38° |
| Thickness of cavity wall | 0.4 cm |
| Thickness of black paint | 0.005 cm |
| Thermal conductivity of cavity wall | 3.8 W/(cm K) |
| Thermal conductivity of black paint | 0.0018 W/(cm K) |
