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  1. Article

    Open Access

    JWST detection of a supernova associated with GRB 221009A without an r-process signature

    Identifying the sites of r-process nucleosynthesis, a primary mechanism of heavy element production, is a key goal of astrophysics. The discovery of the brightest gamma-ray burst (GRB) to date, GRB 221009A, pr...

    Peter K. Blanchard, V. Ashley Villar, Ryan Chornock, Tanmoy Laskar… in Nature Astronomy (2024)

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    Article

    An extremely energetic supernova from a very massive star in a dense medium

    The interaction of a supernova with a circumstellar medium (CSM) can dramatically increase the emitted luminosity by converting kinetic energy to thermal energy. In ‘superluminous’ supernovae of type IIn—named...

    Matt Nicholl, Peter K. Blanchard, Edo Berger, Ryan Chornock… in Nature Astronomy (2020)