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17 November 2023
IOP
Europe/London timezone

Gravitational Waveforms from Scattering Amplitudes

17 Nov 2023, 16:30
30m
IOP

IOP

37 Caledonian Road London N1 9BU UK
Talk

Speaker

Graham Brown (Queen Mary University of London)

Description

This talk will focus on recent work using methods from scattering amplitudes to compute gravitational waveforms produced in the scattering of two black holes. I will present results from two papers completed this year: 2303.06111 and 2310.04405. The first involves extracting the gravitational waveform produced in the scattering of two Schwarzschild black holes at next-to-leading order in GN (one-loop). The second deals with including spin effects in the waveform at leading order in GN.

Authors

Andreas Brandhuber (Queen Mary University of London) Gabriele Travaglini Dr Gang Chen (Niels Bohr Institute) Graham Brown (Queen Mary University of London) Mr Joshua Gowdy (Queen Mary University of London) Dr Stefano De Angelis (IPhT, Saclay)

Presentation materials

There are no materials yet.