PHYS 515 :: Physics Illinois :: University of Illinois at Urbana-Champaign

Office hours

We hold two office hours per week, as listed below, where you can discuss questions regarding homework, the lectures or general research topics related to the class.
The first office hour will take place on Friday, 1 September 2023.

Course Role Name Office hour Email
Course Director Professor Helvi Witek Mondays, 4-5pm Central US, Loomis 247 hwitek [at]
TA Qiantong Zhong Fridays, 4-5 pm Central US, Loomis 430A qz23 [at]


If you want to contact us outside office hours, please email us. Please note the following email rules:

  1. Use your official University of Illinois email account.
  2. Put "PHYS515" in the subject line and include some words about the subject of your email. For example: "PHYS515: problem with gradebook."
  3. Include your full name in your email message.
  4. Please check the schedule to see when assignments are due, and the home page for any announcements.