Hyperstars - Main origin of short gamma-ray bursts?

被引:1
作者
Dar, Arnon [1 ]
机构
[1] Technion Israel Inst Technol, Dept Phys, IL-32000 Haifa, Israel
[2] Technion Israel Inst Technol, Space Res Inst, IL-32000 Haifa, Israel
来源
CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS | 2006年 / 6卷
关键词
stars; stars : neutron; GRB;
D O I
10.1088/1009-9271/6/S1/41
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Short-duration hard-spectrum gamma ray bursts (SHBs) such as 050509B, 050709, 050724 and 050813 could have been the narrowly beamed initial spike of hyperflares of soft gamma ray repeaters (SGRs) in galaxies at cosmological distances. Such bursts are expected if SGRs are young hyperstars, i.e., neutron stars where a considerable fraction of their neutrons have converted to hyperons and/or strange quark matter.
引用
收藏
页码:323 / 329
页数:7
相关论文
共 50 条
  • [31] Gamma-Ray Bursts Polarization
    Gotz, Diego
    Covino, Stefano
    NEW FRONTIERS IN BLACK HOLE ASTROPHYSICS, 2017, 12 (S324): : 54 - 61
  • [32] NEUTRINO BURSTS FROM GAMMA-RAY BURSTS
    PACZYNSKI, B
    XU, GH
    ASTROPHYSICAL JOURNAL, 1994, 427 (02) : 708 - 713
  • [33] Observational constraints on the nature of very short gamma-ray bursts
    Czerny, B.
    Janiuk, A.
    Cline, D. B.
    Otwinowski, S.
    NEW ASTRONOMY, 2011, 16 (01) : 33 - 45
  • [34] A MODEL OF GAMMA-RAY BURSTS
    THOMPSON, C
    MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1994, 270 (03) : 480 - 498
  • [35] Precursors in Short Gamma-Ray Bursts as a Possible Probe of Progenitors
    Zhong, Shu-Qing
    Dai, Zi-Gao
    Cheng, Ji-Gui
    Lan, Lin
    Zhang, Hai-Ming
    ASTROPHYSICAL JOURNAL, 2019, 884 (01)
  • [36] IMPLICATIONS OF UNDERSTANDING SHORT GAMMA-RAY BURSTS DETECTED BY SWIFT
    Shao, Lang
    Dai, Zi-Gao
    Fan, Yi-Zhong
    Zhang, Fu-Wen
    Jin, Zhi-Ping
    Wei, Da-Ming
    ASTROPHYSICAL JOURNAL, 2011, 738 (01)
  • [37] Supernovae and gamma-ray bursts
    Della Valle, Massimo
    CHINESE JOURNAL OF ASTRONOMY AND ASTROPHYSICS, 2006, 6 : 315 - 322
  • [38] Universal afterglow of supernovaless gamma-ray bursts
    Dado, Shlomo
    Dar, Arnon
    PHYSICAL REVIEW D, 2019, 99 (12)
  • [39] X-Ray Afterglows of Short Gamma-Ray Bursts: Magnetar or Fireball?
    Sarin, Nikhil
    Lasky, Paul D.
    Ashton, Greg
    ASTROPHYSICAL JOURNAL, 2019, 872 (01)
  • [40] SLOWLY ACCRETING NEUTRON-STARS AND THE ORIGIN OF GAMMA-RAY BURSTS
    BLAES, O
    BLANDFORD, R
    MADAU, P
    KOONIN, S
    ASTROPHYSICAL JOURNAL, 1990, 363 (02) : 612 - 627