Astrophysics Seminar/Journal Club

Meeting Time and Format

During Fall and Spring terms, the Astrophysics Seminar/Journal Club meets

  • Wednesdays and Fridays from 2:00–3:00 p.m. in 200 Gallalee Hall

Anyone in the department may attend.

On Wednesday’s we participate in the live broadcast of colloquium talks hosted by NASA/AURA’s Space Telescope Science Institute. The schedule for the talks is available on the Space Telescope Science Institute website.

The Friday meeting consists of two segments:

  • 20-minute talk (+10 minute discussion)
  • article summary and discussion (5-10 minutes)

Volunteering for Article Summaries

Please send your articles to Dean Townsley and Preethi Nair.

Please propose articles that are fairly recent (within a few months or so), are of interest to you, and you feel you can digest and summarize well. Check out the list of previously presented articles.

Where to Find Articles

Topics for Fall 2023

Date Talk (Speaker, Article) Summary (Speaker, Article)
8/25 Organize Schedule
9/1 Mason Footh

“CEERS Key Paper. I. An Early Look into the First 500 Myr of Galaxy Formation with JWST” Finkelstein at al. (2023ApJ…946L..13F)

Praphull Kumar

“The Q Branch Cooling Anomaly Can Be Explained by Mergers of White Dwarfs and Subgiant Stars” Shen et al. (arXiv:2308.04559)

Anna Parul

“Towards an astronomical foundation model for stars with a Transformer-based model” Leung & Bovy (arXiv:2308.10944)

9/8 Marko Micic

“Undergraduate research at UA: AGN in Extreme Dwarf Galaxies (Brenna Wells), Gravitationally Lensed Low-Luminosity AGN from the Early Universe (Olivia Holmes), and Spectral State Transitions of Extragalactic XRBs and IMBHs (Jackson Eames)”

Sricharan Balaji

“Protoplanetary disk formation in rotating, magnetized and turbulent molecular cloud” Kumssa & Sessema (2023JApA…44…70K)

9/15 Mustafa Muhibulla

“Supersoft X-ray Sources: Origins, Characteristics, and Their Potential as Classical Nova/Supernova Progenitor Candidates” Henze et al. 2014Stecchini et al. 2023Greiner et al. 2023

Jacob Morgan

“A Blackhole Feedback Valve in Massive Galaxies” Voit et al. (2020ApJ…899…70V)

9/22 Annelia Anderson

“Mapping circumgalactic medium observations to theory using machine learning” Appleby et al (2023MNRAS.525.1167A)

Nethra Rajavel

“AREPO White Dwarf merger simulations resulting in edge-lit detonation and run-away hypervelocity companion” Burmester et al. (arXiv:2305.05192)

9/29 Praphull Kumar

“Understanding r-modes in accreting white dwarfs” Saio (2019MNRAS.487.2177S), Saio et al. (2018MNRAS.474.2774S), Saio (arXiv:1812.01253)


Ava Ghadimi

“Observation of high-energy neutrinos from the Galactic plane” IceCube Collaboratioin (2023Sci…380.1338I)

Annelia Anderson

“A direct connection between the wake and the former host galaxy of a proposed runaway supermassive black hole” van Dokkum (arXiv:2305.00240)

10/6 Riley Sharpe Nethra Rajavel, Mason Footh
10/13 Sricharan Balaji Matthew Marsee, Marko Micic
10/20 Matthew Marsee, Anna Parul
10/27 Fall break – no meeting
11/3 Ava Ghadimi Peter Gwartney, Luke Bloom
11/10 Luke Bloom Celly Jimenez, Mustafa Muhibulla
11/17 Sanchari Kundu, Peter Gwartney
11/24 Thanksgiving break – no meeting
12/1 Sam Boos Sanchari Kundu, Jacob Morgan
12/8 Celly Jimenez Sam Boos

Riley Sharpe