3 citations · 5 across the 7 of their papers we have counts for
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astro-ph2002★ 3 cited
Single and binary Black Holes and their active environment
Peter L. Biermann, Mihaela Chirvasa, Heino Falcke +2
In this short review we describe some of the latest endeavours to understand the activity around Black Holes. First, it has been possible to demonstrate that a large part of the el…
astro-ph2002
Introduction to Cosmic Rays
Peter Biermann, Guenter Sigl
Energetic particles, traditionally called Cosmic Rays, were discovered nearly a hundred years ago, and their origin is still uncertain. Their main constituents are the normal nucle…