Characterizing the standardization properties of type ia supernovae in the z band with hierarchical Bayesian modelling
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SEARCH · Engineering Papers
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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Stellar evolution for high temperature, predominantly neutrino processes, noting breakdown of homology relation between density and temperature
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Photodisintegration of iron into helium and neutrino annihilation process cause hydrostatic and dynamic instabilities that produce star collapse
Rebuttal to Colgate criticism of Arnett investigation of gravitational collapse of nonrotating massive stars, discussing energy transport, equation of state and neutrino effects
Conditions for neutrino emission processes domination of highly evolved star luminosity, disputing Fowler-Hoyle collapse temperature for 30 solar mass stars
Energetic gamma rays emission from radio source Cassiopeia A by high altitude balloon observations, using high resolution telescope
A monitoring experiment was undertaken late 1968 to search for photon bursts of extraterrestrial origin. The experiment and the results of the observations to date are summarized. The method of detection employs ground-based photomultiplier tubes which are sensitive to the secondary fluorescence light that would be produced when the primary pulse is absorbed in the atmosphere.
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Reports are presented concerning the flight of Aerobee 170, 13.063 UG. The papers presented include: soft X-rays for Cygnus X-1 and Cygnus X-2; X-ray spectrum of the entire Cygnus loop; X-ray surface brightness of the Cygnus loop; and observations of He II 304 A and He I 584 a nightglow.
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Presented observation data from OSO-7 are shown to confirm the identification of IC 443 as an X-ray source, with a spectrum which is consistent with either thermal bremsstrahlung or a power law. These data lead to an age of 3400 years for IC 443, much younger than previous estimates.
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