Supernova Remnants: Galactic Cosmic Ray Accelerators

POSTER

Abstract

Supernova remnants (SNRs) and pulsar wind nebulae (PWNe) are considered to be the most promising candidates for the acceleration of particles to cosmic ray (CR) energies ($\leq10^{15}$,eV). This paper reports the investigation into candidate CR accelerators and their respective counterparts. Very high energy (VHE, E$>$50,GeV) $\gamma$-ray emission is discovered by Fermi-LAT on the western edge of the supernova remnant known as SNR-G344.7-0.1, which is reported in the 2FHL catalog. This source, 2FHL-J1703.4-4145, likely has a TeV counterpart, HESS-J1702-420. The observed gamma-ray emission is a possible byproduct of the interaction between the SNR shock-wave and a molecular gas cloud. We present a summary of supernova remnants as Galactic accelerators and discuss examples. X-ray data reduction and analysis is performed on available X-ray data of SNR-G344.7-0.1 to understand the region overlapping with the 2FHL counterpart.

Authors

  • Adam Vendrasco

    Clemson University, Department of Physics & Astronomy

  • Emmanuel Sarpong

    Georgia State University, University of Alabama at Birmingham, American Association of Physics Teachers, Bradley University, Michigan State University, University of St. Thomas, Kansas State University, Physical and Computational Sciences Directorate and Institute for Integrated Catalysis, Pacific Northwest National Laboratory, University of Delhi, University of Mississippi, Vanderbilt University, Universidad de los Andes (Colombia), President of UNCW SPS Chapter, Duke University, NC Central University, Davidson College, Beijing Normal University, University of California, Los Angeles, University of Tennessee, Chattanooga, University of Kentucky, Syracuse University, Clemson University, Department of Physics & Astronomy, Florida International University, Oak Ridge National Lab, Indiana University, Forschungs-Neutronenquelle Heinz Maier-Leibnitz (FRM II), Bowie State University, MD, Oak Ridge National Laboratory, University of Tennessee, Knoxville, Arizona State University, University of California, Davis, North Carolina State University, Virginia Commonwealth University, North Carolina A&T State University, UNC Charlotte

  • Emmanuel Sarpong

    Georgia State University, University of Alabama at Birmingham, American Association of Physics Teachers, Bradley University, Michigan State University, University of St. Thomas, Kansas State University, Physical and Computational Sciences Directorate and Institute for Integrated Catalysis, Pacific Northwest National Laboratory, University of Delhi, University of Mississippi, Vanderbilt University, Universidad de los Andes (Colombia), President of UNCW SPS Chapter, Duke University, NC Central University, Davidson College, Beijing Normal University, University of California, Los Angeles, University of Tennessee, Chattanooga, University of Kentucky, Syracuse University, Clemson University, Department of Physics & Astronomy, Florida International University, Oak Ridge National Lab, Indiana University, Forschungs-Neutronenquelle Heinz Maier-Leibnitz (FRM II), Bowie State University, MD, Oak Ridge National Laboratory, University of Tennessee, Knoxville, Arizona State University, University of California, Davis, North Carolina State University, Virginia Commonwealth University, North Carolina A&T State University, UNC Charlotte