Essays about: "forbidden lines"

Found 3 essays containing the words forbidden lines.

  1. 1. Forbidden oxygen in the Milky Way disk

    University essay from Lunds universitet/Astronomi - Genomgår omorganisation

    Author : Asma Sahli; [2017]
    Keywords : Physics and Astronomy;

    Abstract : Oxygen is produced inside massive stars and dispersed into the interstellar medium mainly through type II supernovae explosions. This element, which is the third most abundant one in the Universe, plays an important role in tracing the Galactic chemical history and evolution. READ MORE

  2. 2. Line Identification and Temperature Diagnostics of Eta Carina's Sr-Filament

    University essay from Lunds universitet/Astronomi - Genomgår omorganisation

    Author : Henrik Rhodin; [2013]
    Keywords : η Carinae; Sr-Filament; X-Shooter; Near-Infrared NIR Spectra; line list; forbidden lines; Boltzmann Plot; Temperature Diagnostics; Physics and Astronomy;

    Abstract : This bachelor thesis concerns the NIR spectral region of the Sr-filament, a substructure of the fan located in the equatorial skirt of Eta Carinae. The primary objective was to identify emission features intrinsic to the Sr-filament, and to tabulate these in a line-list spanning the spectral range λλ990 − 2410 nm. READ MORE

  3. 3. New Times, New Heroes : Ambiguity, Socio-Political Issues and Post Modernism in Frank Miller's Graphic Novel The Dark Knight Returns

    University essay from Estetisk-filosofiska fakulteten

    Author : Jan Axelsson; [2013]
    Keywords : ;

    Abstract : Frank Miller’s The Dark Knight Returns is one of the first graphic novels to redraw the map for this kind of literature but perhaps first and foremost for the characteristics of superheroes and villains. It is a story which we have read before in the sense that Batman, the eternal crime fighter, chases his arch enemies Two Face and the Joker, but it is also a new story in which we meet an ambiguous and complex superhero. READ MORE