[Physics-grads-open] [all-ucr] Astro Seminar on 08/06 at 11am by Utkarsh Bhura (KCL) | Physics Reading Room |

[Pradyumna Sadhu]

Good morning everyone,
Gentle reminder for the seminar in ~ 20 minutes in the Physics Reading room

See you there!

Best,
Prady

On Fri, Jul 31, 2026, 7:30 PM Pradyumna Sadhu <pradyumna.sadhu at email.ucr.edu>
wrote:

> Dear all,
>
> Please join us for a special seminar next *Thursday 08/06 at 11am in the
> Reading Room*. We will have a visitor: Utkarsh Bhura from King's College,
> London. Please find the title and the abstract attached below. Hope to see
> you all there!
>
> Prady
>
> ============
>
> Title:
> Forecasting Axion signals in the Milky Way
>
> Abstract:
> Axions are among the leading candidates for dark matter and may convert
> into radio emission in neutron-star magnetospheres. We present sensitivity
> forecasts for detecting this signal with a 5-m radio telescope at Fan
> Mountain Observatory operating over 0.5–4 GHz (UHF, L, and S bands).
> Assuming the standard halo model, a three-year observing campaign probes
> previously unexplored parameter space for axion-like particles and improves
> the sensitivity of neutron-star radio searches by more than an order of
> magnitude. We describe the neutron-star population model, telescope noise
> model, and observing strategy used to obtain these forecasts. Initial UHF
> and L-band observations (0.5–2 GHz) serve as the pathfinder phase of the
> Axion Search with Telescope for Radio Astronomy (ASTRA), laying the
> groundwork for a broader experimental program.
>
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