'Eddington limit' diaporamas de présentation

Populations of X-ray sources in star-forming galaxies

Populations of X-ray sources in star-forming galaxies. Roberto Soria ( MSSL) K Wu, A Kong, M Pakull, R Kilgard , D Swartz. Contents. introduction why studying X-ray sources in other galaxies. luminosity and colour distributions

721 views • 58 slides

Active Galactic Nuclei

Active Galactic Nuclei. 4C15 - High Energy Astrophysics jlc@mssl.ucl.ac.uk http://www.mssl.ucl.ac.uk/. 6. Active Galactic Nuclei (AGN): AGN accretion; Sources of energy; Radio galaxies and jets; [2]. Introduction. Apparently stellar Non-thermal spectra High redshifts

601 views • 47 slides

353 views • 21 slides

Episodic and High Mass Loss Events In Evolved Stars

Episodic and High Mass Loss Events In Evolved Stars. Roberta M. Humphreys University of Minnesota. Intermediate Luminosity Red Transients Space Telescope Science Institute, June 2011. The Upper HR Diagram. The evidence for episodic high mass loss events.

330 views • 20 slides

Analysis of Off-Nuclear X-Ray Sources in Galaxy NGC 4945

Analysis of Off-Nuclear X-Ray Sources in Galaxy NGC 4945. Sarah Harrison Massachusetts Institute of Technology under the direction of Grzegorz Madejski and Martin Mueller. X-Ray Astronomy. clusters of galaxies, AGN, quasars, XRBs, SNR accretion: main mechanism of power in XRBs.

236 views • 13 slides