From scattering amplitudes to binary system

Hiroaki Tahara

I will briefly introduce a few recent letters which calculate classical Hamiltonian for compact spinless binaries up to third post-Minkowskian order with modern tools for scattering amplitudes.

[1] C. Cheung, et al., “From scattering amplitudes to classical potentials in the post-Minkowskian expansion,” PRL 121, no.25, 251101 (2018) [arXiv:1808.02489 [hep-th]].
[2] Z. Bern, et al., “Scattering amplitudes and the conservative Hamiltonian for binary systems at third post-Minkowskian order,” PRL 122, no.20, 201603 (2019) [arXiv:1901.04424 [hep-th]].
[3] Z. Bern, et al., “Black Hole Binary Dynamics from the Double Copy and Effective Theory,” JHEP 10, 206 (2019) [arXiv:1908.01493 [hep-th]]

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Last-modified: 2020-06-25 (木) 14:48:36 (297d)