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    Open Access

    Rings of light caused by gravitational waves

    We reconsider the case of the geodesic motion of a massive and massless beam of test particles in a gravitational wave. In particular, we use a direct Lagrangian approach which simplifies the calculation. Our ...

    Davide Batic, Joud Mojahed Faraji, Marek Nowakowski in Scientific Reports (2022)