SEARCH · Engineering Papers
Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Quantum mechanical treatment of atomic center of mass motion in theory of collision effects on line shapes
Molecular excitation model for maser amplification of emission lines of interstellar hydroxyl radical
Digital computer program for Newtonian aerodynamics of body composed of flat plate segments
Laser oscillation build up from quantum noise
Aerodynamic configuration of reentry vehicle heat shield to provide longitudinal and directional stability at hypersonic velocities
Light pulses propagation in nonlinear laser medium, obtaining equations of motion for density matrix
Linearized velocity profiles for turbulent free shear layers using transverse shift and longitudinal motion equation
Resonant and foreign gas broadening using Schroediner equations for collision problems
Turbulent base flowfields in multinozzle configurations, considering adiabatic flow and determining base pressure distribution from reverse jet impingement
Apollo 11 lunar fines, rocks and breccias luminescence, electron paramagnetic resonance and optical properties, discussing reflection spectra, heating effects and dipole resonance
Nondestructive test technique developed for large solid propellant grains
Negative pion proton elastic scattering differential cross sections from 1.71 to 5.53 GeV/c
Laser oscillation buildup from quantum noise, deriving equations of motion for moments of photon distribution and time dependence
Negative pion elastic scattering differential cross section measurements from 1.71 to 5.53 GeV/c, using zero gradient synchrotron beam on liquid hydrogen target
Coherent radiative phenomena with nontrivial zero-pi pulses propagation behavior in attenuating media
Collision effects on atomic spectral line profiles, using quantum mechanical description of atomic center-of-mass motion with particular application to lasers
Laser quantum theoretical analysis, considering atomic thermal motion, photon emission and absorption induced recoil effects on lasing threshold and operating frequency
Collision effects on line shapes using quantum mechanical description of atomic center of mass motion, considering pressure effects in gas lasers