Searching for Sub-nHz Gravitational Waves with Pulsar Parameter Drift
UC Santa Cruz
Tue, Sep. 26th 2023, 14:00-15:00
Salle Claude Itzykson, Bât. 774, Orme des Merisiers
Gravitational waves with frequencies below 1 nHz are notoriously difficult to detect. In this talk, I will present a new means of probing this regime by using secular drifts in observed pulsar timing parameters. I will show the results of searches for both continuous and stochastic signals in this regime and will discuss what future observations may reveal about the signal recently discovered by pulsar timing collaborations at frequencies above a nanohertz.