Searching for ultralight bosons with compact stars

24 Aug 2026, 10:50
30m
S1

Speaker

Tanmay Kumar Poddar (IPPP, Durham University)

Description

Ultralight bosons are well-motivated candidates for dark matter and new long-range interactions. Their tiny masses can generate macroscopic coherence and long-range effects, making compact objects powerful probes of extremely weak new physics. In this talk, I will review searches for ultralight bosons using neutron stars, pulsars, black holes, and compact binaries. I will highlight signatures in binary dynamics, orbital decay, exotic radiation, boson-photon conversion, polarisation, timing, and multimessenger observations involving electromagnetic, gravitational wave, and neutrino signals.

Author

Tanmay Kumar Poddar (IPPP, Durham University)

Presentation materials