Survival of cocci after exposure to ultrahigh vacuum at different temperatures.
Survival of various cocci after exposure to ultrahigh vacuum at different temperatures
ENVIRONMENTAL TEMPERATURE↗
SEARCH · Engineering Papers
Results for “difference in differences”
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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Detection and scaling of statistical differences between visual textures
Detection and scaling of statistical differences between visual texture
Stoloff, P. H.↗
Surface refractive index differences at 14,250 feet elevation
Radio refractive index of atmosphere at 14,250 feet using difference functions
Deam, A. P.↗
Finite difference forms containing derivatives of higher order
Finite difference forms containing derivatives of higher order
Reimer, M.↗
Accuracy study of finite difference methods
Perturbation techniques for error analysis of finite difference approximations for linear differential equations
Cyrus, N. J.↗
Differences between the combustion of aluminum droplets in air and in an oxygen-argon mixture
Photomultiplier studies of differences between combustion of aluminum droplets in air and oxygen-argon mixture
Nelson, L. S.↗
An analysis of the coupled chemically reacting boundary layer and charring ablator. Part 2 - Finite difference solution for the in-depth response of charring materials considering surface chemical and energy balances
Computer program for finite difference equation analysis of in-depth response of materials exposed to high temperature environment
Moyer, C. B.↗
The generation of potential differences at stage separation
Voltage breakdown failures and anomalies during launch vehicle first stage separation - potential differences between two stages of vehicle separation
Haffner, J. W.↗
An accuracy study of finite difference methods in structural analysis
Accuracy study of finite difference methods for solving boundary value problems in structural analysis
Cyrus, N. J.↗
Visual masking using different test stimulus patterns
Visual masking using different test stimulus patterns - relationship between human visual perception latency and object luminance during high velocity flight
Boyle, R. C.↗
Experimental upper limit to differences between the gravitationally induced electric fields near various metals.
Gravitationally induced electric fields upper limit differences near various metals
Pallesen, M. R.↗
Fatty acid and aliphatic hydrocarbon composition of Sarcina lutea grown in three different media.
Fatty acid and aliphatic hydrocarbon contents of sarcina lutea cells grown in three different media
Bennett, E. O.↗
Some stability theorems for ordinary difference equations.
LaSalle-like stability theorems using invariance properties of ordinary difference equations solutions, deriving convergence region
Hurt, J.↗
Extension of the finite-difference Newton- Raphson algorithm to the simultaneous optimization of trajectories and associated parameters.
Finite difference Newton-Raphson algorithm extension to solve variational equations for simultaneous optimization of trajectories and associated parameters
Van Dine, C. P.↗
Elevation differences on Mars.
Elevation differences on Mars, using radar Doppler spectra to find Martian dark areas higher than adjacent bright areas
Pollack, J. B.↗
Laser harmonic frequency mixing of two different far infrared laser lines up to 118 mu.
HCN laser harmonic frequency mixing with two different far IR laser lines with microwave intermediate frequencies, discussing mixing SNR magnitudes
Hocker, L. O.↗
On the existence of solutions to linear differential-difference equations.
Existence of solutions to linear differential difference equations in degenerate cases, noting reduction procedure
Meyer, K. R.↗
Retarded interaction energies between like atoms in different energy states.
Retarded long range interaction energies between two like atoms in different energy states, noting selection rules for resonant interactions
Meath, W. J.↗