The XI seminar of D.N.Klyshko was held from June 8 to 10, 2022 in the Building of Nonlinear Optics (LEU) of Lomonosov Moscow State University.

A.V. Naumov presented a review invited report on the topic “Microscopic nature of the broadening of the luminescence spectra of singlequantum emitters” (A.I.Arzhanov, M.G.Gladush, I.Y.Eremchev, K.R.Karimullin, M.V.Knyazeva,A.V.Naumov, A.O.Savostyanov, Trinity Separate Division of FIAN, Institute of Spectroscopy of the Russian Academy of Sciences, Moscow Pedagogical State University)