Carbon abundance in early B-stars.: I.: NLTE calculations for γ Peg.

被引：23

作者：

Korotin, SA ^{[1
]}

Andrievsky, SM ^{[1
]}

Kostynchuk, LY ^{[1
]}

机构：

[1] Odessa State Univ, Dept Astron, UA-270014 Odessa, Ukraine

来源：

ASTROPHYSICS AND SPACE SCIENCE | 1998年 / 260卷 / 04期

关键词：

D O I：

10.1023/A:1001704125528

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

NLTE calculations of carbon abundance in gamma Peg atmosphere revealed a slight deficiency of this element ([C/H] = -0.25). A short discussion of this result is given. The list of CII that could be used for LTE calculation of carbon abundance in hot stars is presented.

引用

页码：531 / 539

页数：9

共 22 条

[1]

Allen C. W., 1973, Astrophysical Quantities

[2]

CARLSSON M, 1986, 33 UPPS OB

[3]

Galazutdinov G. A., 1992, 92 SAO RAS

[4] CARBON, NITROGEN, AND OXYGEN ABUNDANCES IN EARLY B-TYPE STARS [J].

GIES, DR ;

LAMBERT, DL .

ASTROPHYSICAL JOURNAL, 1992, 387 (02) :673-700

[5]

Hirata R., 1994, ATOMIC SPECTRAL LINE

[6]

IBEN I, 1966, ASTROPHYS J, V143, P505, DOI 10.1086/148529

[7]

IBEN I, 1966, ASTROPHYS J, V143, P516, DOI 10.1086/148530

[8] STELLAR EVOLUTION .3. EVOLUTION OF A 5 M O STAR FROM MAIN SEQUENCE THROUGH CORE HELIUM BURNING [J].

IBEN, I .

ASTROPHYSICAL JOURNAL, 1966, 143 (02) :483-&

[9]

KIM YK, 1990, AIP C P, V206, P63

[10]

Kurucz R. L, 1992, IAU S, V149, P225

← 1 2 3 →