Evidence for porphyrins in early precambrian Swaziland system sediments
Porphyrin in Fig Tree shale and Onverwacht chert from Swaziland System sediments, noting age of three billion years and importance in abiogenesis research
Hodgson, G. W.↗
SEARCH · Engineering Papers
Results for “sedimentation”
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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Hydrocarbons and fatty acids in living organisms and recent and ancient sediments
Hydrocarbons and fatty acids distribution in living organisms, fossils, sediments and crude oils, discussing slow thermal maturation role and geological applications
Eglinton, G.↗
As chromatographic-mass spectrometric identification of long chain hydroxyacids in plants and sediments
Gas chromatographic-mass spectrometric identification of aliphatic hydroxy acids in plants and sediments
Eglinton, G.↗
Occurrence of fatty acids and aliphatic hydrocarbons in a 3 point 4 billion-year-old sediment
Fatty acids and aliphatic hydrocarbons in 3.4 billion year old metamorphosed sediment, suggesting biological origin
Calvin, M.↗
Hydrocarbon distribution of algae and bacteria, and microbiological activity in sediments
Hydrocarbon distribution of various algae and bacteria, discussing hydrocarbons diagenesis and biological transformations in sediments
Calvin, M.↗
Stochastic hydrodynamics of sediment transport
Three dimensional unsteady and steady sediment distribution obtained by Monte Carlo simulation method, using stochastic hydrodynamics model for transport
Chen, K.-C.↗
The study of ionizing radiation effects on Escherichia coli by density gradient sedimentation
Density gradient sedimentation of Escherichia coli populations irradiated with Co 60 gamma rays, showing correlation between DNA degradation and cell death
Hildebrand, C. E.↗
Phenolic aldehydes - Generation from fossil woods and carbonaceous sediments by oxidative degradation
Phenolic aldehydes generated from lignin in fossil woods and carbonaceous sediments by oxidative degradation
Barghoorn, E. S.↗
Racemization of amino acids in sediments from Saanich Inlet, British Columbia
Amino acid racemization as enantiomers in core sediment samples
Brown, F. S.↗
Remote sensing techniques as applied to coastal sedimentation, south Texas
Remote sensing techniques as applied to coastal sedimentation in south Texas
Berryhill, H. L., Jr.↗
Study of the sedimentation volume of uniform and nonuniform sized particles of uniform and nonuniform surface energies Final report, 15 Dec. 1969 - 15 Sep. 1970
Uniform and nonuniform size and energy glass bead and silver alloy and aluminum powder particles effects on sediment volume and viscosity in propylene oxide and mineral oil
Source record↗
Fission track dating of volcanic glass shards in marine sediments
Marine sediment age by fission track dating of volcanic glass shards, noting agreement with K-Ar, paleomagnetic and paleontologic ages
Macdougall, D.↗
Isolation and identification of sterols from a Pleistocene sediment
Sterols isolation and identification from Pleistocene sediment by gas-liquid chromatography and combined gas chromatography-mass spectrometry
Calvin, M.↗
Carbohydrates from Santa Barbara Basin sediments - Gas chromatographic-mass spectrometric analysis of trimethylsilyl derivatives
Bound sugar content in marine sediments by capillary gas chromatographic-mass spectrometric analysis of trimethylsilyl derivatives
Laurie, W. A.↗
Physical adsorption of rare gas on terrigenous sediments
Heavy rare gases adsorption on terrigenous sediments, comparing earth atmospheric composition with meteoritic planetary primordial component
Cannon, W. A.↗
Digital analysis of Potomac River Basin ERTS imagery: Sedimentation levels at the Potomac-Anacostia confluence and strip mining in Allegheny County, Maryland
Digital analysis of Potomac River Basin ERTS-1 imagery, sedimentation levels at the Potomac-Anacostia confluence, and strip mining in Allegheny County, Maryland
Schubert, J. S.↗
ERTS-1 observations of sea surface circulation and sediment transport, Cook Inlet, Alaska
ERTS-1 imagery of coastal currents and sediment transport in Cook Inlet, Alaska
Wright, F. F.↗
Sediment distribution and coastal processes in Cook Inlet, Alaska
Coastal sediment distribution in Cook Inlet, Alaska
Anderson, D. M.↗