00751naa#a2200193#i#450# EN\\bibl\42333 20241109150033.6 2219-0767 20210216b2021####ek#y0engy0150####ca RU NARROWING OF THE GAAS LED EMISSION SPECTRUM DUE TO THE USE OF THE INP (AG) LIGHT FILTER Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2021 6 с. Journal article local Физика. 53 Прикладные науки. Общие вопросы. 60 Makarenko F. V. Arsent'ev A. V. Zolnikov Konstantin Vladimirovich zh-szf.ru