COMPOSITION GRADIENT ACROSS M101

被引：223

作者：

SHIELDS, GA

SEARLE, L

机构：

[1] CARNEGIE INST WASHINGTON,WASHINGTON,DC 20008

[2] CALTECH,PASADENA,CA 91109

[3] HALE OBSERV,PASADENA,CA 91109

来源：

ASTROPHYSICAL JOURNAL | 1978年 / 222卷 / 03期

关键词：

D O I：

10.1086/156201

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

引用

页码：821 / 832

页数：12

共 39 条

[1]

ALDROVANDI SM, 1973, ASTRON ASTROPHYS, V25, P137

[2] CHEMICAL EVOLUTION OF GALAXIES [J].

AUDOUZE, J ;

TINSLEY, BM .

ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, 1976, 14 :43-79

[3] NON-LTE MODEL ATMOSPHERES .7. HYDROGEN AND HELIUM SPECTRA OF O STARS [J].

AUER, LH ;

MIHALAS, D .

ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 1972, 24 :193-&

[4] IONIZATION STRUCTURE OF H II REGIONS - EFFECTS OF STELLAR METAL OPACITY [J].

BALICK, B ;

SNEDEN, C .

ASTROPHYSICAL JOURNAL, 1976, 208 (02) :336-345

[5] CALCULATIONS OF LEVEL POPULATIONS FOR LOW LEVELS OF HYDROGENIC IONS IN GASEOUS NEBULAE [J].

BROCKLEHURST, M .

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1971, 153 (04) :471-+

[6] LINE SPECTRA OF HELIUM IN GASEOUS NEBULAE [J].

BROCKLEHURST, M .

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1972, 157 (02) :211-+

[7]

CAMERON AGW, 1973, EXPLOSIVE NUCLEOSYNT

[8]

CHURCHWELL E, 1975, ASTRON ASTROPHYS, V38, P451

[9]

COLLINSOUFFRIN S, 1976, PREPRINT

[10] ELECTRON-IMPACT EXCITATION OF METASTABLE LEVELS IN O2+ [J].

EISSNER, W ;

SEATON, MJ .

JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1974, 7 (18) :2533-2548

← 1 2 3 4 →