... Previous studies suggest that the planet-forming disks around very-low-massstars/brown dwarfs may be flatter than those around more massivestars, in contrast to model predictions of larger scale heights for gas-disks around lower-massstars. ...
... Of the fundamental properties that determine the state of a star (mass, composition and age, primarily), we can directly and accurately measure many stars' masses and then estimate the mass of a single star of the same spectral types. ...
... of the formation of WR stars through mass transfer in close binary systems in ... a detailed quantitative determination of the massivestar population in a starburst ...
... Artist's impression of a neutron star . 7 solar mass) stars. ... revealed a strong deficiency of low-massstars as compared with "normal" globulars ... the cluster re-distributes low-massstars to larger radii, and therefore renders ...
... The orbital radial velocity will be measured to provide the mass ratio of the stars. ... 1.12 Completed WF/PC-2 6133 (The Most MassiveStars in the Magellanic Clouds) The WF/PC-2 was used to make observations of star ...
... Binary Stars in Cyg OB2: Relics of MassiveStar Formation in a Super-Star Cluster . ... in the death throes of an extremely massivestar, as it collapses to form either a ...
... Compact HII regions usually have associated dust from a molecular cloud in which the massivestar is being "born". ... early B-type stars there is often a molecular cloud nearby whose dust is heated by the radiation from the massivestar or stars ...
... Abstract Wolf-Rayet stars are the evolved descendents of massivestars ... can b e used for, e.g., inferring a massivestar p opulation when the space-UV is ... Conclusions Determining the massive-star IMF in starburst regions often relies on ...
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Ссылки http://www.stsci.edu/science/starburst/Preprints/Tuscany2004.pdf -- 378.9 Кб -- 13.08.2004 Похожие документы
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