Eirini Katsipoulaki is a master student at the Department of Physics at the University of Crete,Greece. She received her Bachelor degree in Physics from University of Crete, Greece in 2019. In 2019, she joined the “Ultrafast Laser Micro and Nano Processing” Group of IESL, FORTH. Her bachelor thesis subject was: “Pulsed laser deposition and characterization of thin films WS 2 ”. Her current research interests include two Dimensional Materials (2D), μ-Photoluminescence Spectroscopy (μ-PL), Raman Spectroscopy and Pulsed laser irradiation of the atomically thin lattice in a precursor gas atmosphere. Her research interests, also, lie in the effect of carrier doping.