蟹状星云的拍电子伏伽马射线辐射
高能天体物理现象
2021-11-15 v1
摘要
蟹状星云脉冲星及其周围星云由脉冲星自转能通过相对论性电子-正电子风的形成与终止所驱动，是承载该复杂集合体关键信息的明亮伽马射线源。我们报道了 射线的探测，其能谱在三个能量数量级上呈现逐渐变陡，从 到 拍电子伏（PeV）。这些超高能光子表明存在一个加速率超过绝对理论极限 15% 的 PeV 电子加速器（pevatron）。假设非脉冲 射线产生于脉冲星风终止处，我们约束了 pevatron 的尺寸介于 与 pc 之间，以及磁场 G。PeV 电子的产生率为 erg ，占脉冲星自转能损光度的 0.5%，尽管我们不排除 PeV 质子对最高能 射线产生具有不可忽略的贡献。
引用
@article{arxiv.2111.06545,
title = {Peta-electron volt gamma-ray emission from the Crab Nebula},
author = {The LHAASO Collaboration and Zhen Cao and F. Aharonian and Q. An and Axikegu and L. X. Bai and Y. X. Bai and Y. W. Bao and D. Bastieri and X. J. Bi and Y. J. Bi and H. Cai and J. T. Cai and Zhe Cao and J. Chang and J. F. Chang and B. M. Chen and E. S. Chen and J. Chen and Liang Chen and Liang Chen and Long Chen and M. J. Chen and M. L. Chen and Q. H. Chen and S. H. Chen and S. Z. Chen and T. L. Chen and X. L. Chen and Y. Chen and N. Cheng and Y. D. Cheng and S. W. Cui and X. H. Cui and Y. D. Cui and B. D'Ettorre Piazzoli and B. Z. Dai and H. L. Dai and Z. G. Dai and Danzengluobu and D. della Volpe and X. J. Dong and K. K. Duan and J. H. Fan and Y. Z. Fan and Z. X. Fan and J. Fang and K. Fang and C. F. Feng and L. Feng and S. H. Feng and Y. L. Feng and B. Gao and C. D. Gao and L. Q. Gao and Q. Gao and W. Gao and M. M. Ge and L. S. Geng and G. H. Gong and Q. B. Gou and M. H. Gu and F. L. Guo and J. G. Guo and X. L. Guo and Y. Q. Guo and Y. Y. Guo and Y. A. Han and H. H. He and H. N. He and J. C. He and S. L. He and X. B. He and Y. He and M. Heller and Y. K. Hor and C. Hou and X. Hou and H. B. Hu and S. Hu and S. C. Hu and X. J. Hu and D. H. Huang and Q. L. Huang and W. H. Huang and X. T. Huang and X. Y. Huang and Z. C. Huang and F. Ji and X. L. Ji and H. Y. Jia and K. Jiang and Z. J. Jiang and C. Jin and T. Ke and D. Kuleshov and K. Levochkin and B. B. Li and Cheng Li and Cong Li and F. Li and H. B. Li and H. C. Li and H. Y. Li and Jie Li and Jian Li and K. Li and W. L. Li and X. R. Li and Xin Li and Xin Li and Y. Li and Y. Z. Li and Zhe Li and Zhuo Li and E. W. Liang and Y. F. Liang and S. J. Lin and B. Liu and C. Liu and D. Liu and H. Liu and H. D. Liu and J. Liu and J. L. Liu and J. S. Liu and J. Y. Liu and M. Y. Liu and R. Y. Liu and S. M. Liu and W. Liu and Y. Liu and Y. N. Liu and Z. X. Liu and W. J. Long and R. Lu and H. K. Lv and B. Q. Ma and L. L. Ma and X. H. Ma and J. R. Mao and A. Masood and Z. Min and W. Mitthumsiri and T. Montaruli and Y. C. Nan and B. Y. Pang and P. Pattarakijwanich and Z. Y. Pei and M. Y. Qi and Y. Q. Qi and B. Q. Qiao and J. J. Qin and D. Ruffolo and V. Rulev and A. Sáiz and L. Shao and O. Shchegolev and X. D. Sheng and J. Y. Shi and H. C. Song and Yu. V. Stenkin and V. Stepanov and Y. Su and Q. N. Sun and X. N. Sun and Z. B. Sun and P. H. T. Tam and Z. B. Tang and W. W. Tian and B. D. Wang and C. Wang and H. Wang and H. G. Wang and J. C. Wang and J. S. Wang and L. P. Wang and L. Y. Wang and R. N. Wang and Wei Wang and Wei Wang and X. G. Wang and X. J. Wang and X. Y. Wang and Y. Wang and Y. D. Wang and Y. J. Wang and Y. P. Wang and Z. H. Wang and Z. X. Wang and Zhen Wang and Zheng Wang and D. M. Wei and J. J. Wei and Y. J. Wei and T. Wen and C. Y. Wu and H. R. Wu and S. Wu and W. X. Wu and X. F. Wu and S. Q. Xi and J. Xia and J. J. Xia and G. M. Xiang and D. X. Xiao and G. Xiao and H. B. Xiao and G. G. Xin and Y. L. Xin and Y. Xing and D. L. Xu and R. X. Xu and L. Xue and D. H. Yan and J. Z. Yan and C. W. Yang and F. F. Yang and J. Y. Yang and L. L. Yang and M. J. Yang and R. Z. Yang and S. B. Yang and Y. H. Yao and Z. G. Yao and Y. M. Ye and L. Q. Yin and N. Yin and X. H. You and Z. Y. You and Y. H. Yu and Q. Yuan and H. D. Zeng and T. X. Zeng and W. Zeng and Z. K. Zeng and M. Zha and X. X. Zhai and B. B. Zhang and H. M. Zhang and H. Y. Zhang and J. L. Zhang and J. W. Zhang and L. X. Zhang and Li Zhang and Lu Zhang and P. F. Zhang and P. P. Zhang and R. Zhang and S. R. Zhang and S. S. Zhang and X. Zhang and X. P. Zhang and Y. F. Zhang and Y. L. Zhang and Yi Zhang and Yong Zhang and B. Zhao and J. Zhao and L. Zhao and L. Z. Zhao and S. P. Zhao and F. Zheng and Y. Zheng and B. Zhou and H. Zhou and J. N. Zhou and P. Zhou and R. Zhou and X. X. Zhou and C. G. Zhu and F. R. Zhu and H. Zhu and K. J. Zhu and X. Zuo},
journal= {arXiv preprint arXiv:2111.06545},
year = {2021}
}
备注
43 pages, 13 figures, 2 tables; Published in Science