A.S. Yatsenkob aJoint Institute for High Temperatures, Russian Academy of Sciences, ul. Izhorskaya 13/19, Moscow, 127412, Russian Federation bInstitute of Automation and Electrometry, Siberian Branch of the Russian Academy of Sciences, prosp. akad. Koptyuga 1, Novosibirsk, 630090, Russian Federation
Current spectroscopic data on dimers (molecules consisting of two similar atoms) and their ions are presented and analysed. Methods for obtaining such data are discussed.