IceCube对TeV脉冲星风云高能中微子发射的搜寻
高能天体物理现象
2020-08-17 v2
摘要
脉冲星风云（PWNe）是银道面中的主要伽马射线辐射源。它们是发射非热辐射的弥漫星云。来自中心恒星的相对论性磁化外流——脉冲星风，在周围介质中激波后产生从射电到伽马射线的多波段辐射。尽管轻子图景能够解释大多数PWNe的辐射，但强子贡献不能被排除。对高能伽马射线辐射可能的强子贡献不可避免地会导致中微子的产生。利用9.5年的全天空IceCube数据，我们报告了一项堆叠分析的结果，以搜寻35个高能伽马射线脉冲星风云的中微子发射。在没有任何显著关联的情况下，我们对这些PWNe的总中微子发射设定了上限，并对强子谱分量给出了约束。
引用
@article{arxiv.2003.12071,
title = {IceCube Search for High-Energy Neutrino Emission from TeV Pulsar Wind Nebulae},
author = {M. G. Aartsen and M. Ackermann and J. Adams and J. A. Aguilar and M. Ahlers and M. Ahrens and C. Alispach and K. Andeen and T. Anderson and I. Ansseau and G. Anton and C. Argüelles and J. Auffenberg and S. Axani and H. Bagherpour and X. Bai and A. Balagopal V. and A. Barbano and S. W. Barwick and B. Bastian and V. Baum and S. Baur and R. Bay and J. J. Beatty and K. -H. Becker and J. Becker Tjus and S. BenZvi and D. Berley and E. Bernardini and D. Z. Besson and G. Binder and D. Bindig and E. Blaufuss and S. Blot and C. Bohm and S. Böser and O. Botner and J. Böttcher and E. Bourbeau and J. Bourbeau and F. Bradascio and J. Braun and S. Bron and J. Brostean-Kaiser and A. Burgman and J. Buscher and R. S. Busse and T. Carver and C. Chen and E. Cheung and D. Chirkin and S. Choi and B. A. Clark and K. Clark and L. Classen and A. Coleman and G. H. Collin and J. M. Conrad and P. Coppin and P. Correa and D. F. Cowen and R. Cross and P. Dave and C. De Clercq and J. J. DeLaunay and H. 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journal= {arXiv preprint arXiv:2003.12071},
year = {2020}
}
备注
11 pages, 2 figures; matches the published version in ApJ