Calibration of Star-Formation Rate Measurements Across the Electromagnetic Spectrum
Langue
en
Communication dans un congrès
Ce document a été publié dans
2015HiA....16..495B - Highlights of Astronomy, Volume 16, pp. 495-527, 2015, 2012-08-20, Beijing. 2012-08, vol. 16
Résumé en anglais
Star-formation is one of the main processes that shape galaxies, and together with black-hole accretion activity the two agents of energy production in galaxies. It is important on a range of scales from star clusters/OB ...Lire la suite >
Star-formation is one of the main processes that shape galaxies, and together with black-hole accretion activity the two agents of energy production in galaxies. It is important on a range of scales from star clusters/OB associations to galaxy-wide and even group/cluster scales. Recently, studies of star-formation in sub-galactic and galaxy-wide scales have met significant advances owing to: (a) developments in the theory of stellar evolution, stellar atmospheres, and radiative transfer in the interstellar medium; (b) the availability of more sensitive and higher resolution data; and (c) observations in previously poorly charted wavebands (e.g. Ultraviolet, Infrared, and X-rays). These data allow us to study more galaxies at ever-increasing distances and nearby galaxies in greater detail, and different modes of star formation activity such as massive star formation and low level continuous star formation in a variety of environments. In this contribution we summarize recent results in the fields of multi-wavelength calibrations of star-formation rate indicators, the Stellar Initial Mass function, and radiative transfer and modeling of the Spectrale Energy Disrtributions of galaxies.< Réduire
Mots clés en anglais
galaxies: star clusters
ultraviolet: galaxies
X-rays: binaries
galaxies: fundamental parameters
infrared: galaxies
stars: luminosity function
mass function
binaries (including multiple): close
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