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Nature Physics 2, 589 - 590 (2006)
doi:10.1038/nphys401
Subject Categories: Astrophysics | Particle physics
Astroparticle physics: Cosmic-ray acceleration at the limit
Don Ellison1
- Don Ellison is at the Department of Physics, North Carolina State University, Raleigh, North Carolina 27695, USA. e-mail: don_ellison@ncsu.edu
Abstract
Synchrotron X-rays from relativistic electrons confirm an important assumption of diffusive shock acceleration in the supernova remnant Cassiopeia A, but do not provide proof of the acceleration of ions to relativistic energies in supernova remnants.
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