%0 Journal Article %T Fe/O ratio behavior as an indicator of solar plasma state at different solar activity manifestations and in periods of their absence %A Minasyants, G.S. %A Minasyants, T.M. %A Tomozov, V.M. %K solar activity, energy spectra, FIP effect, Fe/O ratio %J Solar-Terrestrial Physics %D 2018 %N 4 %P 21 %I INFRA-M Academic Publishing LLC.