Event type Journal Clubs Event date Friday, July 21, 2023 - 10:30 Venue Sala 11.2.21 and online Ends on Friday, July 21, 2023 - 12:10 Speaker Haroldo Lima (UFPA, Brasil) Universal Interferometric Signatures of a Black Hole's Photon Ring Michael D. Johnson, et al. ArXiv:1907.04329 Strong Gravity
Time delay as a probe of multiple photon spheres Kajol Paithankar (Indian Institute of Astrophysics) Wednesday, July 8, 2026 - 11:00 Venue Hybrid: room TBD and Teams
TBA Miguel Zilhão (U. Aveiro) Tuesday, June 23, 2026 - 11:00 Venue Hybrid: Room Sousa Pinto and Microsoft Teams