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1. 1. Broadening of spectral lines in the Gaia-ESO survey

   University essay from Uppsala universitet/Teoretisk fysik

   Author : Kristoffer Bengtsson; [2018]
   Keywords : Astronomy; Hydrogen; Iron; Spectral line broadening; collisional broadening; pressure broadening; Gaia; Stellar atmosphere; spectrum; stars: abundances; Atomic data; Astronomi; tryckbreddning; kollisionsbreddning; breddning av spektrallinjer; spektrum; väte; järn; Gaia; stjärnatmosfär; atomdata;

   Abstract : Analyzing stellar spectra plays a big role in understanding the evolution of our galaxy. Having good data for spectral line properties is very important when analyzing these spectra. One part of the Gaia-ESO public spectroscopic survey (GES) is to gather data for spectral line properties from stellar spectra. READ MORE