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Diagnosing the burst influence on accretion in the clocked burster gs 1826-238
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
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
DOI10.1088/0004-637x/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
出版者IOP PUBLISHING LTD
WOS记录号WOS:000356810300089
内容类型期刊论文
URI标识http://www.corc.org.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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