Probing String-inspired Quadratic Gravity with Gravitational Waves

27 Aug 2021, 22:35
40m
ZR3

ZR3

Gravitational Waves as Probes for New Physics Gravitational Waves as Probes for New Physics

Speaker

Kent Yagi (University of Virginia)

Description

One natural extension of General Relativity is to introduce a quadratic-curvature correction to the action that is coupled to a scalar field. Such quadratic gravity includes Einstein-dilaton Gauss-Bonnet and dynamical Chern-Simons gravity that are motivated by certain types of string theory. The scalar field induces additional interaction and radiation to compact binary systems. In this talk, I will explain how well one can probe quadratic gravity with current and future gravitational wave observations.

Primary authors

Kent Yagi (University of Virginia) Mr Albert Bryant (University of Virginia) Dr Zack Carson (University of Virginia) Prof. Kostas Glampedakis (University of Murcia) Mr Brian Seymour (California Institute of Technology) Dr Hector Silva (Max Planck Institute for Gravitational Physics)

Presentation materials