The XVIII International Youth Conference on Luminescence and Laser Physics (LLPh-2021) was held from 5th to 10th July in Irkutsk, Russia. Our team presented the following reports: A.O. Savostyanov, I. Yu. Eremchev, A.V. Naumov. Broadening of phononless spectral lines of organic molecules in glassy matrices: the effect of quadratic electron-phonon interaction. E.P. Kozhina, S.A. Bedin, Read more about The XVIII Youth Conference with International Participation on Luminescence and Laser Physics (LLPh-2021) was held from 5th to 10th July[…]