[Physics-grads-open] Astronomy PASS talk on Monday

[Pooyan Goodarzi]

Reminder, happening in ~2 hours.

On Thu, May 1, 2025 at 17:21 Pooyan Goodarzi <pooyan.goodarzi at email.ucr.edu>
wrote:

> Hi all,
>
> We will have a PASS talk by Marie on *Monday, May 5*. Please join us
> at noon (from 12:00 pm to 1:00 pm) in the Nebula Room (PHYS 3027).
>
>
> *Dr. Marie Wingyee Lau, PhD*
> Monday, 12:00 pm, Nebula Room (PHYS 3027)
> *Probing Quasar/Galaxy Evolution, Feeding, and Feedback: Extremely Red
> Quasars (ERQs) and the Quasar-Associated Inflows Legacy Survey (QUAILS)*
>
> My research focuses on understanding the evolution, feeding, and feedback
> processes in quasar-host galaxies, particularly through extremely red
> quasars (ERQs) and quasar-associated absorption lines. First, I study ERQs
> at cosmic-noon redshifts. Using adaptive-optics integral-field
> spectroscopy, I resolved their [OIII]5007 emission (Lau et al. 2022), while
> wide-field integral-field observations revealed their extended Lyman-alpha
> halos (Lau et al. 2024). Recently, we have identified candidates for even
> fainter and redder quasars in photometric surveys and followed up with
> spectroscopy to confirm. If you study dust-reddened quasar populations, I
> welcome comparisons of selection techniques and characteristic properties.
> Second, I have initiated a study of quasar-associated absorption lines at
> intermediate to cosmic-noon redshifts. By measuring systemic redshifts of
> the host galaxies using [OII]3727 and [OIII]5007 emission lines, I obtain
> accurate relative velocities for the rest-frame UV associated absorbers. Of
> particular interest are redshifted absorbers, which trace inflowing gas
> onto quasar hosts. If you are interested in inflows, I would be happy to
> discuss potential collaborations.
>
>
> If you’re interested in sharing your work as a speaker, please feel free
> to add your name to this spreadsheet [Google Sheet
> <https://docs.google.com/spreadsheets/d/1N3ncf43jdB6aHYHhyWmyHMycxDg4_phHZXLkQvviO0o/edit?usp=sharing>].
> Recordings of all the previous talks are available on our website:
> https://ucrpass.arxiv.social
>
>
> Best,
> Pooyan
> Physics and Astronomy Student Seminar (PASS)
> https://ucrpass.arxiv.social
>
>
>
>
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