Dependencia de la temperatura electr nica con la distancia a la fuente ionizante ... excepto a metalicidades muy altas, porque el enfriamiento es muy eficiente en la ...
El medio interestelar es contaminado por las sucesivas generaciones de estrellas ... Nebulosas alrededor de estrellas masivas evolucionadas. Gradiente de O en ...
Optical Spectroscopy Introduction & Overview Ian Browne & Chris O Dea Acknowledgements: Jerry Kriss & Jeff Valenti Aims for this lecture What is Spectroscopy?
Max-Planck-Institut f r ... The XMM-Newton/Chandra Era The XMM-Newton ... PowerPoint-Pr sentation Simulation of line profiles for ionized discs PowerPoint ...
Radiative transition rates and collision strengths for the n=3,4,5,6,7,8 ... to other ejecta linked with the brightening events of the 1840's and the 1890's, ...
Mix of galaxy types depends on where you look. More Ellipticals in cluster centers ... Are there abrupt and/or gradual changes in galaxy properties? [OII] ...
(c) the Sagittarius arm (~2 kpc towards centre) ASTR112 The Galaxy. Lecture 6 ... Notice the very narrow profile in l ~ 180 . ASTR112 The Galaxy. Lecture 6 ...
Old population ( 2 Gyr): 4000 Ang break and other Lick indices. SSP: spectral evolution ... 5. Lick Indices : age/metallicity. CSF vs IB: RSG features. Mayya ...
A round or axisymmetric shape, sometimes with multiple shells or outer haloes. ... Silkworm. NGC 6302. Hb 5. Size does matter! 28. 28. A necessary question...
Found in nearby star-forming galaxies, starbursts, and AGNs. ... Structures of exotic star-formation in outer galaxies. ... star-forming galaxy, hosting a low ...
Quasars & AGN Some supplemental reading: GREAT compilation of review articles at http://nedwww.ipac.caltech.edu/level5/active_galaxies.html Ties to Host Galaxy ...
Special Astrophysical Observatory (SAO) of the Russian Academy of Sciences. WWW page: ... MPFS=MultiPupil Fiber Spectrograph. Spatial sampling: 0.5', 0.75', 1.0' ...
... 1 Galaxies. Steve Kraemer (Catholic Univ. of America) Properties of Seyfert Galaxies ... All galaxies with central bulges harbor supermassive black holes: ...
... and much of this emission is in Fe II. When investigating the range of Fe ... We investigated the influence of differing Fe abundances in quasars on their ...
LS coupling assumption (good for light atoms) implies that the total angular ... Since even the most massive (hottest) stars produce very few photons beyond ~ 50 ...
Radial Variation of Attenuation and Star Fromation in the Largest Late-Type ... Need high resolution spectrograph. Affected by absorption. Limited spatial coverage ...
Martin Elvis. Harvard-Smithsonian Center for Astrophysics. Martin Elvis, Interferometry ... Proposed: Mushotzky 1972 - Murray 1995- Elvis 2000,Proga2000 ...