The Chemical, Energy and Process Engineering Doctorate Program organized the annual Doctoral Seminars, aimed at promoting the training of PhD. students and disseminate their research activities. In this edition, the seminar took place virtually through Microsoft Teams. The first session, on July 6th, 2021 was dedicated to 3rd/4th year students, while the second and third session, on July 7th, 2021 were dedicated to 1st/2nd year students. The event was open to the members of the doctorate program and to general public.