Galactic interaction as the trigger for the young radio galaxy MRC B1221-423

Preprint English OPEN
Anderson, Craig; Johnston, Helen; Hunstead, Richard;
(2013)
  • Identifiers: doi: 10.1093/mnras/stt406
  • Subject: Astrophysics - Astrophysics of Galaxies | Astrophysics - Cosmology and Nongalactic Astrophysics
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::Solar and Stellar Astrophysics

Mergers between a massive galaxy and a small gas-rich companion (minor mergers) have been proposed as a viable mechanism for triggering radio emission in an active galaxy. Until now the problem has been catching this sequence of events as they occur. With MRC B1221$-$42... View more
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