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Titlebook: Mass Loss and Evolution of O-Type Stars; P. S. Conti,C. W. H. Loore Book 1979 International Astronomical Union 1979 spectroscopy.star.stel

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Temperatures and Radii of O Starsws through the stellar atmosphere. Distances have been estimated for all the stars and linear diameters found. The average radius for an 08 to 09.5 supergiant is about 23.3 R .; the radii for luminosity class III and Class V 0 stars lie in the range 6.8 to 10.7. R.
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O VI in Stellar Winds velocities to −1380 and −1000 km s. respectively. In contrast, the absorptions are narrower with steeper wings in ζ Oph and υ Ori. The latter star also has emission, while in Oph the absorption is split into two components from about −1550 to −1280 and −1280 to −980 km s..
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G. Hammerschlag-Hensbergeg with liquid or solid samples; the combination of high resolution and magic angle spinning (HR/MAS) of solid samples provides a wealth of structural information which is complementary to that obtained by X-ray crystallography. The same suite of techniques, slightly adapted, is now available to thos
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Carlo Morossi,Roberto Stalio,Lucio Crivellariused to prepare new copolymers. Methylenecycloalkanes are polymerized by transition metal complexes to produce polymers via addition polymerization or ring-opening polymerization. Copolymerization of dienes with CO is promoted by late transition metal complexes to give polyketones with vinyl groups
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S. B. Parsons,J. D. Wray,K. G. Henize,G. F. Benedict
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