| European Optical Society Annual Meeting Rome (IT) – 13-17 sept 2021 Poster Session | Valer Tosa Modeling femtosecond pulse propagation and high harmonics generation in hollow core fibers |
| 13th International Conference Processes in Isotopes and Molecules Cluj Napoca, (RU) – 22-24 sept 2021 Poster presentation | Valer Tosa Numerical model for femtosecond pulse propagation in hollow core fibers, Poster presentation |
| 13th Int. Conf. Processes in Isotopes and Molecules Cluj Napoca, (RU) – 22-24 sept 2021 Invited talk | Salvatore Stagira Extreme Ultraviolet to soft-X-ray Photonic Integrated Circuits |