... band images and spectroscopy of HIIregions, constrain the present and past star ... stars, and by spectroscopy of HIIregions, to determine their chemical abundances ...
... transfer of line emission, produced both by HIIregions in the disk and in the ... profiles corresponding to contributions of HIIregions and DIG component, (middle ... x is the ratio between luminosity from HIIregions to the total (DIG + HIIregions ...
... mostly from OB stars located inside traditional HIIregions, or from field OB stars ... galaxies: Local Group, spiral -- ISM: HIIregions, bubbles -- ultraviolet: stars 1 ...
... on the correct identification of HIIregion exciting stars within the complexes and ... In practice, identification of HIIregion exciting stars is difficult beyond 6 kpc ... For the majority of HIIregions, the only alternative is to obtain velocity ...
... of the star forming regions, the giant HIIregions (like red beads in a necklace ... of the Milky Way we can recognise similar HIIregions and dust lanes and we can then ...
... stars: formation -- ISM: atoms -- HIIregions -- galaxies: general 1 Introduction ... and detailed morphology of the resulting HIIregions, OB associations and the wide ...
... the Galactic plane and LMC (presumably HIIregions and planetary nebulae) and the ... nine new detections (seven associated with HIIregions and two with oxygen-rich AGB ... for the dense molecular cloud associated with the N113 HIIregion in the LMC ...
... the H filaments have their footprint in bright HIIregions in the disk (Rand 1994 ... of the former, the connection with HIIregions suggests that star formation persists ...