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Karen Lynn

Karen Lynn
kmlynn@ua.edu
205-348-5050
205-348-5050

September 2019

Physics & Astronomy Colloquium – Fall 2019 – Walker

September 25 @ 3:30 pm - 5:00 pm
227 Gallalee Hall, 514 University Blvd.
Tuscaloosa, AL 35401 United States

Speaker: Stephen Walker (UA Huntsville) Title: Galaxy Cluster Outskirts: Pushing Back the Final Frontier in Cluster Astrophysics Abstract: As the largest virialized structures in the universe, galaxy clusters continue to grow and accrete matter in their outskirts from the cosmic web which connects them together. Due to the low gas density in the outskirts, measurements are very challenging, requiring extremely sensitive telescopes across the entire electromagnetic spectrum. Until recently we have only been able to see the tip of the…

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