与高能中微子成协的潮汐撕裂事件候选体 AT2019fdr
高能天体物理现象
2022-06-13 v2
摘要
高能宇宙学中微子通量的起源在很大程度上仍属未知。最近，一个高能中微子与一起潮汐撕裂事件（TDE）相关联。在此我们呈现 AT2019fdr，一个异常明亮的 TDE 候选体，与另一高能中微子成协。我们的观测，包括明亮的尘埃回波与软时延 X 射线发射，进一步支持该耀发的 TDE 起源。偶然发现两个如此明亮事件的概率仅为 0.034%。我们评估了几种中微子产生模型，表明 AT2019fdr 能够产生所观测的高能中微子，从而强化了 TDE 作为中微子源的证据。
引用
@article{arxiv.2111.09390,
title = {Candidate Tidal Disruption Event AT2019fdr Coincident with a High-Energy Neutrino},
author = {Simeon Reusch and Robert Stein and Marek Kowalski and Sjoert van Velzen and Anna Franckowiak and Cecilia Lunardini and Kohta Murase and Walter Winter and James C. A. Miller-Jones and Mansi M. Kasliwal and Marat Gilfanov and Simone Garrappa and Vaidehi S. Paliya and Tomas Ahumada and Shreya Anand and Cristina Barbarino and Eric C. Bellm and Valery Brinnel and Sara Buson and S. Bradley Cenko and Michael W. Coughlin and Kishalay De and Richard Dekany and Sara Frederick and Avishay Gal-Yam and Suvi Gezari and Marcello Giroletti and Matthew J. Graham and Viraj Karambelkar and Shigeo S. Kimura and Albert K. H. Kong and Erik C. Kool and Russ R. Laher and Pavel Medvedev and Jannis Necker and Jakob Nordin and Daniel A. Perley and Mickael Rigault and Ben Rusholme and Steve Schulze and Tassilo Schweyer and Leo P. Singer and Jesper Sollerman and Nora Linn Strotjohann and Rashid Sunyaev and Jakob van Santen and Richard Walters and B. Theodore Zhang and Erez Zimmerman},
journal= {arXiv preprint arXiv:2111.09390},
year = {2022}
}
备注
20 pages, 6 figures, 6 tables