中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The relationship between the properties of PAHs and AGN activities in type-I AGNs

文献类型:期刊论文

作者Feng, Qi-Chen1,2; Wang, Jing1,3; Li, Hua-Li1,2; Wei, Jian-Yan1,3; Wei Jianyan; Wang Jing
刊名RESEARCH IN ASTRONOMY AND ASTROPHYSICS
出版日期2015-05-01
卷号15期号:5页码:663-672
关键词infrared: ISM quasars: emission lines galaxies: active galaxies: evolution methods: statistical
英文摘要In order to explore the relationship between properties of Polycyclic Aromatic Hydrocarbons (PAHs) and AGN activities in Type-I AGNs, we compiled a sample of 47 Type-I AGNs with measured PAH 11.3 mu m and 7.7 mu m emission lines. The PAH emission and optical properties of these AGNs are taken from the literature. It is found that the equivalent width (EW) of 11.3 mu m emission from PAHs shows a weak correlation with the ratio of the EWs of the FeII complex between lambda 4434 and lambda 4684 to H beta (RFe). The PAH 11.3/7.7 ratio is correlated with various elements defined by the first eigenvector space, which are RFe, [OIII]lambda 5007 luminosity and H beta asymmetry. These correlations infer that AGNs with high RFe, weak [OIII] emission and a strong H beta blue-wing are likely to have low PAH ionization, and hence a larger amount of neutral PAHs.
收录类别SCI
语种英语
WOS记录号WOS:000353780600005
源URL[http://ir.bao.ac.cn/handle/114a11/5710]  
专题国家天文台_空间科学研究部
作者单位1.Chinese Acad Sci, Natl Astron Observ, Beijing 100012, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
3.Chinese Acad Sci, Key Lab Space Astron & Technol, NAOC, Beijing 100012, Peoples R China
推荐引用方式
GB/T 7714
Feng, Qi-Chen,Wang, Jing,Li, Hua-Li,et al. The relationship between the properties of PAHs and AGN activities in type-I AGNs[J]. RESEARCH IN ASTRONOMY AND ASTROPHYSICS,2015,15(5):663-672.
APA Feng, Qi-Chen,Wang, Jing,Li, Hua-Li,Wei, Jian-Yan,Wei Jianyan,&Wang Jing.(2015).The relationship between the properties of PAHs and AGN activities in type-I AGNs.RESEARCH IN ASTRONOMY AND ASTROPHYSICS,15(5),663-672.
MLA Feng, Qi-Chen,et al."The relationship between the properties of PAHs and AGN activities in type-I AGNs".RESEARCH IN ASTRONOMY AND ASTROPHYSICS 15.5(2015):663-672.

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来源:国家天文台

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