News Update: Received NSF CAREER Award

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I am pleased to announce (belatedly) that I received an NSF CAREER Award back in December 2024. The full abstract for the award is on the NSF website here. A less technical summary of the project, written by the communications staff at UVA is here.

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Research Theme: Modeling the gravitational-wave memory signal

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This post describes two papers on constructing gravitational waveform models for the gravitational-wave memory effect.

Research Theme: Scalar-tensor gravity in Bondi-Sachs form

3 minute read

This post reviews three papers that treat asymptotically flat spacetimes in scalar-tensor theories of gravity. The first two papers dealt one theory called ...

Research Theme: Dynamics of dark matter in intermediate mass-ratio inspirals

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This post describes three papers on the dynamics of dark matter in intermediate mass-ratio inspirals (IMRIs), the gravitational waves emitted from these syst...

Research Theme: Extended BMS Symmetries, Spin, Center-of-Mass and Higher Memory Effects

4 minute read

This post summarizes five papers related to the conserved quantities of extensions of the Bondi-Metzner-Sachs (BMS) group and related higher memory effects.

David A. Nichols

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Research Theme: Modeling the gravitational-wave memory signal

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Research Theme: Dynamics of dark matter in intermediate mass-ratio inspirals

Research Theme: Extended BMS Symmetries, Spin, Center-of-Mass and Higher Memory Effects