With the support of TÜBİTAK-BİDEB 2221 visiting scientist support program, Dr. Hüseyin Enis Karahan started his studies at ITU SENTEK to develop a project on "Conversion of Microalgal Biomass to Carbon Dots by Environmentally Friendly Methods and Its Use in the Production of Graphene-Based Hydrogen Separation Membranes" and to form future collaborations. We welcome him and wish him success in his work.