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Caltech

High Energy Theory Seminar

Wednesday, April 29, 2026
11:00am to 12:00pm
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Online and In-Person Event
Water-Wave Scattering Amplitudes and the Waterhedron
Francesco Calisto, Caltech,

We report ongoing work applying scattering amplitude and effective field theory methods to study surface water waves, perturbatively in the surface displacement. The Lagrangian can be bootstrapped from the symmetries of the problem, which in turn imply soft theorems. In one spatial dimension, n-point amplitudes admit a closed formula with a geometric interpretation as the volume of a clipped simplex, which we call the Waterhedron.

Contact [email protected] for Zoom information.