Master of Science
Blythe, P. A.
It is shown that, in contrast with the weak excitation limit, the sudden freeze approximation does provide a valid description of non-equlibrium nozzle flows in a vibrationally relaxing gas when the relaxation time changes exponentially fast with the translational temperature.
Shih, Choon-jiaw, "On the sudden-freeze approximation in a vibrationally relaxing gas" (1971). Theses and Dissertations. 3935.