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Эффекты отклонения от ЛТР для линий алюминия у звезд с дефицитом металлов PowerPoint PPT Presentation


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Эффекты отклонения от ЛТР для линий алюминия у звезд с дефицитом металлов. Коротин С.А Одесская Астрономическая обсерватория ОНУ.

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Эффекты отклонения от ЛТР для линий алюминия у звезд с дефицитом металлов

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5986657

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5986657

F-K : 3944-61 , 6696-8 , 7835-6 , 8772-3 . , H K Ca II EW. 0.1 0.2 dex. .

. 3944 3961 . 3944 . . H K Ca II , 3961 .


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Teff = 5000

Log g=1.5

[Fe/H]=-2.5

Baumuller & Gehren (1997), Gehren et. al (2004, 2006) . 0.5-0.6 dex .


5986657

: 78 Al I 13 Al II. , , . .


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45 Al II. TOPBASE. 288 . Seaton (1962) , van Regemorter (1962) - Allen (1973) .

MULTI (Carlsson 1986) ATLAS9. VALD, Solar Flux Atlas (Kurucz et al. 1984).


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, H K CaII H5. MULTI - b-, H K CaII SYNTH (Tsymbal 1996). 2-4 3961 A 2 4. 1,6 /, 2 /.


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, , , . 0.75 dex 0.60 dex .

, . . .


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53 .

UVES ESO VLT. 43000 D- S/N 200. 18 turn-off 35 ( , , Vt log g) Cayrel et al.(2004) Bonifacio et al.(2006). - 46005250 K, turn-off 60006400 K 2.50 4.2.

3944 3961 . 3944 .


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. , .

, (KET - Kobayashi et al. (2006), TWW - Timmes et al. (1995), S - Samland's (1998), GP - Goswami & Prantzos (2000)).


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