We meet every Tuesday at:
- 12:00 until 13:00 (BST)
- 11:00 until 12:00 (UTC)
The Zoom link has been emailed to the group.
To generate additional entries for the rota, use scripts/rota.py.
| Date | Presenter |
|---|---|
| 2024-09-17 | Andy |
| 2024-09-24 | Rhys |
| 2024-10-01 | Fergus |
| 2024-10-08 | Gloria |
| 2024-10-15 | Jiachen |
| 2024-10-22 | Darius |
| 2024-10-29 | Tom |
| 2024-11-05 | Belinda |
| 2024-11-12 | Teresa |
Discussed the following papers:
- X-Ray Weak AGNs from Super-Eddington Accretion onto Infant Black Holes Madau & Haardt, 2024
- The Case for Super-Eddington Accretion: Connecting Weak X-ray and UV Line Emission in JWST Broad-Line AGN During the First Gyr of Cosmic Time Lambrides, et al., 2024
Presented:
- The size of accretion disks from self-consistent X-ray spectra + UV/optical/NIR photometry fitting: applications to ASASSN-14li and HLX-1 Guolo & Mummery, 2024.
Discussed the following papers:
- The effects of instrumental deadtime on NICER timing products Webbe & Young, 2024
- Self-Consistent Disk-Reflection Analysis of the Black-Hole Candidate X-ray Binary MAXI J1813-095 with NICER, Swift, Chandra, and NuSTAR Ubach et al., 2024
- Magnetic flux inversion in a peculiar changing look AGN Scepi et al., 2020 (in reference to 1ES 1927+654)
Presented:
- A New Broadband Spectral State in the Ultraluminous X-ray Source Holmberg IX X-1 Walton et al., 2024, compared to NGC 1313 X-1 and 1ES 1927+654
Discussed the followings papers:
- Not-so-little Red Dots: Two Massive and Dusty Starbursts at z ∼ 5–7 Pushing the Limits of Star Formation Discovered by JWST in the COSMOS-Web Survey Gentile et al., 2024
- Black Hole Accretion is all about Sub-Keplerian Flows Chakrabarti 2024
- Close encounters of the primordial kind: A new observable for primordial black holes as dark matter Tung et al., 2024
Presented:
- 2MASX J00423991+3017515: An offset active galactic nucleus in an interacting system Drew Hogg et al., 2021
Discussed the followings papers:
- "Next Generation Accretion Disk Reflection Model: High-Density Plasma Effects" Ding et al., 2024
- FORGE’D IN FIRE III: THE IMF IN QUASAR ACCRETION DISKS FROM STARFORGE Hopkins et al., 2024
- Supermassive Black Holes from AU to Megaparsec YouTube
- Mapping the circumnuclear regions of the Circinus galaxy with the Imaging X-ray Polarimetry Explorer Ursini et al., 2023
Presented:
- "Multi-Phase Thermal Structure & The Origin of the Broad-Line Region, Torus, and Corona in Magnetically-Dominated Accretion Disks" Hopkins 2024