Diagnosing the burst influence on accretion in the clocked burster gs 1826-238
文献类型:期刊论文
作者 | Ji, Long1,2; Zhang, Shu1; Chen, YuPeng1; Zhang, Shuang-Nan1; Torres, Diego F.3,4; Kretschmar, Peter5; Kuulkers, Erik5; Li, Jian4; Chang, Zhi1,2 |
刊名 | Astrophysical journal
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出版日期 | 2015-06-10 |
卷号 | 806期号:1页码:8 |
关键词 | Stars: coronae Stars: neutron X-rays: binaries X-rays: bursts |
ISSN号 | 0004-637X |
DOI | 10.1088/0004-637x/806/1/89 |
英文摘要 | Type i x-ray bursts on the surface of a neutron star are a unique probe into accretion in x-ray binary systems. however, we know little about the feedback of the burst emission on accretion. hard x-ray shortages and enhancements of the persistent emission at soft x-rays have been observed. to put these findings in context with the aim of understanding the possible mechanism underneath, we investigated 68 bursts seen by the rossi x-ray timing explorer from the clocked burster gs 1826-238. we diagnosed jointly the burst influence of both soft and hard x-rays, and we found that the observations can be described by the comptt model with variable normalization, electron temperature, and optical depth. putting these results in a scenario of coronal compton cooling via the burst emission would lead to a shortage of cooling power, which may suggest that additional considerations, like the influence of the burst on corona formation, should be accounted for as well. |
语种 | 英语 |
WOS记录号 | WOS:000356810300089 |
出版者 | IOP PUBLISHING LTD |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/1639608 |
专题 | 高能物理研究所 |
通讯作者 | Ji, Long |
作者单位 | 1.Inst High Energy Phys, Lab Particle Astrophys, Beijing 100049, Peoples R China 2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China 3.ICREA, E-08010 Barcelona, Spain 4.CSIC, IEEC, Inst Space Sci, E-08193 Barcelona, Spain 5.ESA ESAC, Sci Operat Dept, Villanueva De La Canada, Madrid, Spain |
推荐引用方式 GB/T 7714 | Ji, Long,Zhang, Shu,Chen, YuPeng,et al. Diagnosing the burst influence on accretion in the clocked burster gs 1826-238[J]. Astrophysical journal,2015,806(1):8. |
APA | Ji, Long.,Zhang, Shu.,Chen, YuPeng.,Zhang, Shuang-Nan.,Torres, Diego F..,...&Chang, Zhi.(2015).Diagnosing the burst influence on accretion in the clocked burster gs 1826-238.Astrophysical journal,806(1),8. |
MLA | Ji, Long,et al."Diagnosing the burst influence on accretion in the clocked burster gs 1826-238".Astrophysical journal 806.1(2015):8. |
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来源:高能物理研究所
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