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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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On the possibility of investigation of primary cosmic radiation by tracks of nuclear particles in meteorites and tektites
Cosmic radiation investigation by nuclear particle tracks in meteorites and tektites
Ages of Darwin glass, Macedon glass, and Far Eastern tektites.
Darwin and Macedon impact glasses related to Far Eastern tektites through age determination by fission track technique
Ages of Darwin glass, Macedon glass, and Far Eastern tektites
Age determination of Darwin glass, Macedon glass, and Far Eastern tektites
A second tektite fall in Australia
Second tektite fall in Australia determined from age data
Multicomponent diffusion in glasses - Theory and application to tektites
Multicomponent diffusion theory in glasses and application to tektites
A second tektite fall in Australia
Age data on high sodium tektites from Australia showing distinct fall
Maximum tektite size as limited by thermal stress and aerodynamic loads
Tektite size restricted by thermal stress limit on diameter and aerodynamic load limit on length
Chemical investigation of Australasian tektites
Chemical analysis of Australasian tektites inferring extraterrestrial igneous origin, noting similarity to preimpact parent rock
The destruction of tektites by micrometeoroid impact
Tektite damage caused by micrometeroid impact, projectile firing at glass spheres and survival time estimation
Inhomogeneities and iron diffusion in a Thailand tektite
Fe diffusion coefficients measured at various temperatures above 1150 C to calculate homogenization times of Thailand tektite source
Uranium and thorium in tektites - An additional comment
U and Th abundances correlation in tektites and achondrites based on oxygen isotopic composition of lunar rock specimens
Tektite glass in Apollo 12 sample
Tektite glass in lunar sample from Apollo 12, discussing chemical composition and possible volcanic origin
Tektite - From space to sea
Tektite I marine laboratory underwater mission in marine biology and geology
Zircon and chromite crystals in a Muong Nong- type tektite
Chromite, zircon and quartz crystals in Muong Nong type tektites by X ray diffraction, discussing possible impact origin
Tektite glass not in Apollo 12 sample
Tektite glass absence in Apollo 12 lunar sample
Project Tektite 1 - A multiagency 60 day saturated dive conducted by the United States Navy, the National Aeronautics and Space Administration, the Department of the Interior, and the General Electric Company Summary report
Underwater research in ocean floor habitat for 60 day evaluation of supporting facilities at Virgin Islands for Tektite 1 project
Comparison of tektite population polygons of bulk specific gravity, true material specific gravity, and refractive index
Australian tektites population polygons of bulk specific gravity and refractive index, indicating variations in chemical composition