Scattering amplitudes for all masses and spins
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DOI: 10.1007/jhep11(2021)070
Abstract: Abstract We introduce a formalism for describing four-dimensional scattering amplitudes for particles of any mass and spin. This naturally extends the familiar spinor-helicity formalism for massless particles to one where these variables carry an extra… read more here.
Keywords: amplitudes masses; particle; spin; masses spins ... See more keywords