Status of rotational nonequilibrium in HF chemical lasers. Technical report
Technical Report
·
OSTI ID:5226627
Because of the complexity of accounting simultaneously for gas dynamics, optics, and chemical kinetics in HF chemical lasers, all computer-modeling codes have simplified drastically at least one of these factors. One way to simplify the details of state-to-state chemistry is to ignore the possibility of rotational nonequilibrium. Rotational nonequilibrium can affect laser power and energy output, time to onset and duration of lasing, and power spectral distribution. This report reviews, in turn, evidence for rotational nonequilibrium in HF chemical lasers; processes that can lead to rotational nonequilibrium in HF lasers; rotational relaxation of HF; and modeling studies of rotational nonequilibrium effects in HF chemical lasers.
- Research Organization:
- Aerospace Corp., El Segundo, CA (USA). Laboratory Operations
- OSTI ID:
- 5226627
- Report Number(s):
- AD-A-169436/3/XAB; TR-0086(6603)-2
- Country of Publication:
- United States
- Language:
- English
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