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慧眼卫星观测高能爆发现象 |
李承奎, 熊少林, 宋黎明, 蔡策, 易祁彬, 赵海升, 肖硕, 张镇, 赵一, 罗琦 |
中国科学院高能物理研究所 100049 |
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摘要 GRB是来自遥远宇宙的伽马射线在短时间内突然增强的高能爆发现象,是目前观测到的最剧烈的爆发现象之一。如前所述,由于CsI探测器在200 keV至5 MeV的高能段具有超大的有效面积和高时间分辨率,擅长探测短硬伽马暴,即能谱较硬、持续时间较短的伽马暴,比如GRB 170921C,慧眼探测的信噪比好于Fermi/GBM和INTEGRAL/SPIACS(图4)。 |
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引用本文: |
. 慧眼卫星观测高能爆发现象[J]. 现代物理知识, 2021, 33(2): 31-40.
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. [J]. Modern Physics, 2021, 33(2): 31-40.
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