中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
IR properties of H2O megamaser galaxies, pumping mechanisms, and central sources

文献类型:期刊论文

作者Yu, ZY; Migenes, V; Reid, MJ
刊名COSMIC MASERS: FROM PROTOSTARS TO BLACKHOLES
出版日期2002
期号206页码:408-411
英文摘要The IR-properties of all the host galaxies which exhibit H2O megamaser emission have been studied in this paper. The most striking feature is the anticorrelation of the log[S(60)/S(100)] vs. log[S(12)/S(25)] and log[S(25)/S(60)] vs. log[S(12)/S(25)], and the correlation of log[S(60)/S(100)] vs. log[S(25)/S(60)]. These anticorrelations and the correlation in the flux density ratios can be explained by the coexistence of large and very small dust particles. The relationship between the luminosity of the H2O megamaser and the infrared luminosity vs. the flux density ratio of S(60)/S(100), S(25)/S(60), and S(12)/S(25) have been studied. The correlation of the luminosity vs. S(60)/S(100) and the luminosity vs. S(25)/S(60), and the anticorrelation of the lumonosity vs. S(12)/S(25) are obtained, respectively. The pumping mechanism of the H2O megamaser is discussed according to the these results. The characteristics of the central sources are also studied, according to these relationships.
WOS标题词Science & Technology ; Physical Sciences
类目[WOS]Astronomy & Astrophysics
研究领域[WOS]Astronomy & Astrophysics
收录类别SCI ; ISTP
语种英语
WOS记录号WOS:000181054300085
源URL[http://119.78.226.72/handle/331011/18249]  
专题上海天文台_星系宇宙学重点实验室
作者单位Chinese Acad Sci, Natl Astron Observ, Shanghai Astron Observ, Shanghai 200030, Peoples R China
推荐引用方式
GB/T 7714
Yu, ZY,Migenes, V,Reid, MJ. IR properties of H2O megamaser galaxies, pumping mechanisms, and central sources[J]. COSMIC MASERS: FROM PROTOSTARS TO BLACKHOLES,2002(206):408-411.
APA Yu, ZY,Migenes, V,&Reid, MJ.(2002).IR properties of H2O megamaser galaxies, pumping mechanisms, and central sources.COSMIC MASERS: FROM PROTOSTARS TO BLACKHOLES(206),408-411.
MLA Yu, ZY,et al."IR properties of H2O megamaser galaxies, pumping mechanisms, and central sources".COSMIC MASERS: FROM PROTOSTARS TO BLACKHOLES .206(2002):408-411.

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来源:上海天文台

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