I am Rahmaneh ostovar. I completed my bachelor’s degree in Atomic and Molecular Physics and my master’s degree in Elementary Particles and Quantum Field Theory. My master’s thesis focused on the Investigation of Semileptonic Decays of B𝑐 Meson in Connection with Lepton Flavor Universality Violation. I am currently working as a researcher at the Institute for Research in Fundamental Sciences (IPM). My current project is focused on Lambda decay.