Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

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

Similar Records

Analysis of the energetics of chain-reaction chemical lasers allowing for rotational nonequilibrium
Journal Article · Fri May 01 00:00:00 EDT 1981 · Sov. J. Quant. Electron. (Engl. Transl.); (United States) · OSTI ID:6368178

Efficient model for HF lasers with rotational nonequilibrium
Journal Article · Thu Nov 30 23:00:00 EST 1978 · Opt. Lett.; (United States) · OSTI ID:6484008

Effects of translational and rotational nonequilibrium on c-w chemical-laser performance. Technical report
Technical Report · Mon Feb 29 23:00:00 EST 1988 · OSTI ID:6973697