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Population Inversions in an Expanding Gas
John David Anderson (Jr.)
Richard L. Humphrey
John S. Vamos
Richard E. Jensen
其他書名
Theory and Experiment
出版
United States Naval Ordnance Laboratory
, 1971
URL
http://books.google.com.hk/books?id=qENUvrz5avsC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
It is well established that population inversions between the (001) and (100) vibrational energy levels of CO2 can be created by rapid expansions of CO2-N2-H2O or He mixtures through supersonic nozzles. New experimental results are presented for such inversions. These experiments were conducted in both the 3-Megawatt Arc Tunnel and the 12.7 cm Shock Tunnel at the Naval Ordnance Laboratory. The results support previously published theoretical predictions obtained with a numerical, time-dependent, nonequilibrium nozzle flow analysis employing a simplified vibrational kinetic model. This theory is also compared with experimental data obtained by other investigators. (Author).