Essays about: "active galactic nucleus"

Showing result 11 - 12 of 12 essays containing the words active galactic nucleus.

  1. 11. Analysis of the high-energy emission of the BL Lac PKS 2155-304 with Fermi-LAT data

    University essay from Linnéuniversitetet/Institutionen för fysik och elektroteknik (IFE)

    Author : Tobias Möllerström; [2015]
    Keywords : Active Galactic Nuclei; PKS 2155-304; Fermi-LAT; H.E.S.S.; Very High Energy Gamma radiation;

    Abstract : Some of the most interesting objects in the Universe are Active Galactic Nuclei. In the centre of an active galaxy is a supermassive black hole that accretes matter from the surrounding galaxy. In the process, not yet fully understood, some of the matter is ejected in two jets, perpendicular to the plane of the galaxy. READ MORE

  3. 12. Determining the spin of the Black Hole in the Active Galactic Nucleus NGC-4395 using X-Ray spectroscopy

    University essay from KTH/Fysik

    Author : Celine Weimer; Rasmus Östlund; [2013]
    Keywords : ;

    Abstract : The micro Seyfert galaxy NGC-4395 hosts a supermassive black hole at its center that actively accrete matter and thus radiates very strongly in the X-ray range. Denoted the active galactic nucleus this thesis focuses on determining its spin. READ MORE