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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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At least 703 records · Page 39

All sources NASA NTRS DOE OSTI

NASA NTRS1969

Chebyshev series solution of nonlinear ordinary differential equations - Initial-value problems

Chebyshev series solution of nonlinear ordinary differential equations - initial value problems

Byrd, P. F.↗

NASA NTRS1969

Hot wire initiators loaded with non-conductive propellant /SOS-200/ Evaluation test report

Performance evaluation of hot wire initiators loaded with non-conductive propellant

Drinkard, G.↗

NASA NTRS1968

Age and initial helium abundance of stars in the globular cluster M15.

Age and initial helium abundance of stars in M15 globular clusters estimated from stellar evolution lifetime ratio

Iben, I., Jr.↗

NASA NTRS1968

Short-latency antidiuresis following the initiation of food ingestion.

Short latency antidiuresis following initiation of food ingestion by food deprived rats, noting possible signaling factor

Cox, V. C.↗

NASA NTRS1968

Observations on the initiation of stress corrosion cracking in aluminum alloy 7039.

Stress corrosion crack initiation in aluminum alloy observed by optical microscopy

Helfrich, W. J.↗

NASA NTRS1968

Ionizing radiation-initiated degradation of deoxyribonucleic acid in bacteria - A possible role for defective prophage.

Ionizing radiation-initiated degradation of deoxyribonucleic acid in bacteria, noting role of defective prophage

Grady, L. J.↗

NASA NTRS1969

Initial strontium isotopic abundances and the resolution of small time differences in the formation of planetary objects.

Initial Sr isotopic composition at time of planetary objects formation in solar system and precision measurements for age determination of basaltic achondrites

Papanastassiou, D. A.↗

NASA NTRS1969

Crack propagation and initiation in low cycle strain controlled fatigue.

Crack growth and crack initiation in cylindrical specimens subject to low cycle strain controlled tension-compression induced fatigue, noting measurement techniques

Macinnes, W.↗

NASA NTRS1969

Initial post-buckling behaviour of a class of elastic structural systems.

Equilibrium paths in initial postbuckling of elastic structural systems, discussing stability boundaries and relationships between imperfections and critical loads

Supple, W. J.↗

NASA NTRS1969

Initial comparisons between experiment and theory of the strain fields in a cracked copper plate.

Initial comparisons between theory and experiment of strain fields in cracked copper plate

Swedlow, J. L.↗

NASA NTRS1969

Age and initial helium abundance of globular cluster stars.

Globular cluster star age and initial He abundance from main sequence, horizontal branch and red giant tip models using radiative opacities

Iben, I., Jr.↗

NASA NTRS1969

A new approach to estimation of initial conditions and smoothing problems.

Kalman-Bucy filtering technique for estimation of initial conditions and smoothing in linear dynamic systems, noting rectilinear motion of randomly accelerated spacecraft

Nishimura, T.↗

NASA NTRS1969