Congratulations to Parvin Navaeipour, who successfully defended her Ph.D. Thesis, Nonlinear Response of Monolayer Graphene to THz Frequency Radiation. The Dignam Group celebrates Parvin's successful PhD thesis at the Lonestar Texas Grill! Article Category Group News Research and Group News Date Published: Sep 01, 2026 Marc Retires and becomes Professor Emeritus! Marc has retired but the research continues! Date Published: Nov 14, 2025 Another publication for Paul! Congratulations to Paul on his latest publication in Phys. Rev. A! Date Published: Mar 23, 2023 Ari's M.Sc. defense a success! Congratulations Ari on your successful MSC thesis defense! All News Items