Definitions

from The Century Dictionary.

  • noun One of the bright lines in the spectrum of an element: opposed to absorption-line.

Etymologies

Sorry, no etymologies found.

Examples

  • Abundances in the interstellar medium (ISM) are typically determined using emission-line spectroscopy of HII regions.

    SpaceRef Top Stories

  • Abundances in the interstellar medium (ISM) are typically determined using emission-line spectroscopy of HII regions.

    SpaceRef Top Stories

  • The Galaxy Zoo morphological survey of SDSS objects has uncovered a peculiar emission-line structure whose spectrum matches the narrow-line region of AGN, despite lying at least 20 kpc from a galaxy whose activity is currently very weak.

    SpaceRef Top Stories

  • Abundances in the interstellar medium (ISM) are typically determined using emission-line spectroscopy of HII regions.

    SpaceRef Top Stories

  • Abundances in the interstellar medium (ISM) are typically determined using emission-line spectroscopy of HII regions.

    SpaceRef Top Stories

  • The Galaxy Zoo morphological survey of SDSS objects has uncovered a peculiar emission-line structure whose spectrum matches the narrow-line region of AGN, despite lying at least 20 kpc from a galaxy whose activity is currently very weak.

    SpaceRef Top Stories

  • The survey was designed to collect basic observational data for a large number of extragalactic emission-line sources.

    YubaNet.com

  • The survey was designed to collect basic observational data for a large number of extragalactic emission-line sources.

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  • The survey was designed to collect basic observational data for a large number of extragalactic emission-line sources.

    Science Blog - Science news straight from the source

  • The survey was designed to collect basic observational data for a large number of extragalactic emission-line sources.

    Scientific Blogging

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