The Doppler effect and spectral energy distribution of blazars | |
Xie GZ(谢光中)1,2,3; Dai BZ(戴本忠)1,2,3; Mei DC(梅东成)1,2,3; Fan, JH4; Xie, GZ (reprint author), Chinese Acad Sci, Yunnan Astron Observ, Kunming 650011, Peoples R China. | |
发表期刊 | CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS |
2001-06 | |
卷号 | 1期号:3页码:213-220 |
DOI | 10.1088/1009-9271/1/3/213 |
分类号 | P158 |
产权排序 | 第1完成单位 |
收录类别 | SCI |
关键词 | Blazars : General Quasars : General Radiation Mechanism : Non-thermal |
摘要 | The relativistic beaming model is adopted to discuss quantitatively the observational differences between radio-selected BL Lac objects (RBLs) and X-ray-selected BL Lac objects (XBLs), and between BL Lac objects and flat spectrum radio quasars (FSRQs). The main results are the following: (1) In the Doppler corrected color-color (alpha (in)(ru) - alpha (in)(ox)) diagram, XBLs and FSRQs occupy separated regions, while RBLs bridge the gap between them. These properties suggest that similar intrinsic physical processes operate in all the objects under a range of intrinsic physical conditions. (2) Our results are consistent with the results of Sambruna, Maraschi and Urry (1996) from other methods. We show the alpha (xox) introduced by Sambruna to be a good index for describing the energy distribution because it represents the intrinsic energy distribution and includes the Doppler correction. (3) The Doppler effect of relativistic beaming is the main mechanism, and the physical differences (such as magnetic fields, electron energies) are also important complementary factors for understanding the relation between XBLs and RBLs. |
语种 | 英语 |
学科领域 | Astronomy & Astrophysics |
文章类型 | Article |
ISSN | 1009-9271 |
URL | 查看原文 |
WOS记录号 | WOS:000172248900003 |
WOS研究方向 | Astronomy & Astrophysics |
WOS类目 | Astronomy & Astrophysics |
关键词[WOS] | BL-LACERTAE OBJECTS ; ACTIVE GALACTIC NUCLEI ; RAY-LOUD BLAZARS ; X-RAY ; COMPLETE SAMPLE ; LAC OBJECTS ; RADIO ; QUASARS ; MODEL ; POLARIZATION |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.ynao.ac.cn/handle/114a53/6936 |
专题 | 星系研究组 |
通讯作者 | Xie, GZ (reprint author), Chinese Acad Sci, Yunnan Astron Observ, Kunming 650011, Peoples R China. |
作者单位 | 1.Yunnan Astronomical Observatory, Chinese Academy of Science, Kunming 650011 2.National Astronomical Observatories, Chinese Academy of Science, Beijing 100012 3.Yunnan Astrophysics Center, Yunnan University, Kunming 650091 4.Center for Astrophysics, Guangzhou Normal University, Guangzhou 510400 |
第一作者单位 | 中国科学院云南天文台 |
推荐引用方式 GB/T 7714 | Xie GZ,Dai BZ,Mei DC,et al. The Doppler effect and spectral energy distribution of blazars[J]. CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS,2001,1(3):213-220. |
APA | Xie GZ,Dai BZ,Mei DC,Fan, JH,&Xie, GZ .(2001).The Doppler effect and spectral energy distribution of blazars.CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS,1(3),213-220. |
MLA | Xie GZ,et al."The Doppler effect and spectral energy distribution of blazars".CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS 1.3(2001):213-220. |
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