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Information × Registration Number 0307U009025, 0106U012584 , R & D reports Title Chemical compoыешщт of supergiants of classes A, F, G and a problem of lithium in СР-stars popup.stage_title Визначення і аналіз вмісту вуглецю та азоту для більшої частини програмних надгігантів по спектрах, отриманих на обсерваторії Мак Дональд. Head Lyubimkov Leonid S., Registration Date 14-12-2007 Organization Scientific-research institute "Crimean astrophysical observatory" popup.description2 Fundamental parameters are determined for about 60 F- and G-type supergiants, which are the next evolutionary stage of the B-type main sequence stars; the nitrogen abundance is derived for a number of the supergiants. Spectra of some CP-stars in a region of the lithium LiI 6708 line are reduced and prepared for analysis. Product Description popup.authors popup.nrat_date 2020-04-02 Close