For the first time, the decline in the power consumption of filament light-emitting diode lamps of different firms and power after their inclusion in the electric grid to the full stabilization of its values was investigated. These data are necessary for further clarification of the mechanism for the decrease in the light flux of LED lamps and the reduction in their energy efficiency that occur during the initial period of their operation.

Keywords: filament LED lamp, power consumption decline, luminous flux, energy efficiency, the mechanism of recession

systematically studied the rates of publication of scientific articles and their appearance on the websites of many journals and e-library . It is shown that only a few editions of journals provide sufficient speed of publication of articles. The adoption of appropriate administrative measures to ensure high rates of publication of articles will help preserve the author's priority, increase the citation rate of articles, the Hirsch index, the originality of materials and, in general, increase the scientific productivity of Russian scientists.

Keywords: journal, annotation, table of contents, publication speed, website, level of availability, article citation, order price

Based on the provided system analysis, a significant unevenness in the distribution of the number of Academic dissertation councils attributable to existing specialties has been established. It is shown that one group of specialties accounts for from 30 to 110 Academic dissertation councils, while for some others - from 1 to 3.

Keywords: dissertation council, specialty number, number of specialties, uneven distribution of specialties