'Excess emission' diaporamas de présentation

The Origin and Acceleration of Cosmic Rays in Clusters of Galaxies

The Origin and Acceleration of Cosmic Rays in Clusters of Galaxies. HWANG, Chorng-Yuan ??? Graduate Institute of Astronomy N CU Taiwan. Outline. Clusters of Galaxies Cosmic-Ray Electrons in Clusters Conventional Sources of CRs Cosmic rays from dark matter Models and Results Summary.

543 views • 40 slides

Kenneth Wood St Andrews

373 views • 26 slides

First results from the Super-Extended Very Small Array.

First results from the Super-Extended Very Small Array. Anna Scaife University of Cambridge. Standard Features: Negligible pointing error Negligible beam uncertainty Dedicated source subtractor Tracking elements allow fringe-rate filtering. COMPACT EXTENDED SUPER-EXTENDED.

263 views • 16 slides

Chandra observations of the central region of Abell 3112

Chandra observations of the central region of Abell 3112 . M. Takizawa (Yamagata Univ.) C. L. Sarazin, E. L. Blanton (Univ. of Virginia) G. B. Taylor (NRAO). Introduction . We have a lot of unsolved problems about the cluster center. Radiative cooling (cooling flows) Where is cold gas ?

348 views • 15 slides

Tracing recent star formation of red early-type galaxies out to z ~ 1

Tracing recent star formation of red early-type galaxies out to z ~ 1. 42. Mid-IR excess of red ETGs as a good indicator of recent SF Even very massive red ETGs with M star > 10 11.2 M ? , more than 18% of them show excess emission

88 views • 1 slides