Title: Extrasolar planets with gravitational microlensing, Roman and ETSpeaker: Shude MaoInviter: Renyue Cen Time: 15:30pm, April 24（Friday）Location: Room 215, No. 8 Hainayuan Building, ZijingangAbstract:Microlensing has emerged as a potent technique for discovering cold extrasolar planets beyond the snowline, as well as free-floating planets. In this presentation, I will begin by explaining the fundamental principles of gravitational microlensing, then review some recent findings from ongoing surveys, and finally, explore the exciting discoveries anticipat...