MODIFED FROM DESIGNS IN: S. G. Cox, P. F. Griffin, C. S. Adams, D. DeMille, and E. Riis,
2003,Reusable ultrahigh vacuum viewport bakeable to 240�C: Review of
Scientific Instruments Volume 74, Number 6, p. 3185-3187.
See Also: DURHAM
ATOMIC AND MOLECULAR PHYSICS