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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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Pressurized liquid nitrogen inside parametric amplifier structures for input, noise, and temperature improvements
Hybrid integrated parametric amplifier design considerations for fabrication in microstrip transmission line
Tunable optical parametric oscillator using argon laser CW output as pump and lithium niobate as nonlinear crystal
Parametric analysis of life support systems developing scaling laws adapted to computer solutions, discussing manned orbital missions
Symmetrical formulation of quantum theory of three wave optical parametric interactions in crystals
Optical parametric noise in water by ruby laser beam for phase matched four photon process
Equilibrium theory of parametric pump using cyclic flow of binary mixture through column with heated and cooled bed of solid absorbent
Noncollinear single cavity optical parametric oscillation with specified energy conversion using ruby laser-pumped lithium niobate, discussing tuning
Time dependent Green function method for premature saturation due to parametric amplification of nonuniform spin wave modes by one and two magnon processes
Steady state solutions for parametric excitations in various limits in plasmas, allowing for higher order mode coupling
Optical parametric oscillator output /signal/ frequency locked to absorbing atomic transition, discussing effective linewidth
Drift waves parametric excitation in resistive plasma derived from fluid equations, assuming plane geometry with periodic boundary conditions in magnetic field and azimuthal directions
Negative energy waves presence, showing qualitative difference on theoretically derived parametric amplification in plasmas
Parametric excitation theory involving Langmuir and ion-acoustic waves for homogeneous plasma slab with specular particle reflection at slab walls
Parametric wave amplification and mixing in ionosphere
Potassium turboalternator design study - turbine, bearing, and seal parametric design
Potassium turboalternator design study - alternator parametric design
Computer program for parametric analysis of systems of nonlinear functions