aph9-lab2-08

Published September 23, 2013 at 1024 × 768 in Schottky Diode Lab
Liquid $N_2$ is added for the diffusion vacuum to bring the chamber down to $\approx 10 \text{mT}$.

Liquid $N_2$ is added for the diffusion vacuum to bring the chamber down to $\approx 10 \text{mT}$.

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