HIGH METALLICITY GIANT HII-REGIONS

被引:0
|
作者
TERLEVICH, E
机构
关键词
GALAXIES; ABUNDANCES; ISM; H-II REGIONS;
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Abundances of high metallicity (low excitation) HII regions are difficult to derive, as the temperature sensitive lambda 4363 angstrom line is very weak or absent in these objects. Empirical methods using strong emission lines covering a wide spectral range (lambda 3700 to lambda 9600 angstrom) combined with photoionization models provide reliable abundances for these objects.
引用
收藏
页码:29 / 31
页数:3
相关论文
共 50 条
  • [31] COMPARISON OF TURBULENCE IN HII-REGIONS AND MOLECULAR CLOUDS
    ODELL, CR
    IAU SYMPOSIA, 1991, (147): : 476 - 479
  • [32] 2-DIMENSIONAL MAGNETIZED HII-REGIONS
    ZIMMERMAN, GB
    MAX, CE
    ARONS, J
    BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1976, 21 (09): : 1151 - 1151
  • [33] THE DUST DISTRIBUTION IN SOME SMALL HII-REGIONS
    NAKANO, M
    KOGURE, T
    MIZUNO, S
    SAKKA, K
    SASAKI, T
    WIRAMIHARDJA, SD
    ASTROPHYSICS AND SPACE SCIENCE, 1983, 89 (02) : 407 - 419
  • [34] Revealing of HII-regions in Galaxies with Panoramic Spectroscopy
    Hakopian, Susanna A.
    Balayan, Smbat K.
    ASTRONOMICAL SURVEYS AND BIG DATA, 2016, 505 : 183 - 185
  • [35] HOT AMMONIA TOWARDS COMPACT HII-REGIONS
    CESARONI, R
    CHURCHWELL, E
    HOFNER, P
    WALMSLEY, CM
    KURTZ, S
    ASTRONOMY & ASTROPHYSICS, 1994, 288 (03) : 903 - 920
  • [36] THE RADIO HII-REGIONS ASSOCIATED WITH CEP-A
    HUGHES, VA
    WOUTERLOOT, JGA
    ASTRONOMY & ASTROPHYSICS, 1982, 106 (01) : 171 - 173
  • [37] AGE-DETERMINATION OF GALACTIC HII-REGIONS
    COPETTI, MVF
    DOTTORI, HA
    PASTORIZA, MG
    MELNICK, J
    REVISTA MEXICANA DE ASTRONOMIA Y ASTROFISICA, 1986, 12 : 283 - 284
  • [38] OPTICAL HII-REGIONS IN NGC-2403
    SIVAN, JP
    PETIT, H
    COMTE, G
    MAUCHERAT, AJ
    ASTRONOMY & ASTROPHYSICS, 1990, 237 (01) : 23 - 35
  • [39] RECOMBINATION LINE OBSERVATIONS IN SOUTHERN HII-REGIONS
    AZCARATE, IN
    ASTROPHYSICS AND SPACE SCIENCE, 1992, 194 (02) : 225 - 228
  • [40] HIGH-RESOLUTION OBSERVATIONS OF COMPACT HII-REGIONS AT 230 GHZ
    WINK, JE
    MEZGER, PG
    ZYLKA, R
    INTERSTELLAR DUST : CONTRIBUTED PAPERS, 1989, 3036 : 237 - 238