中微子自相互作用与MSW效应对超新星中微子过程的影响
高能天体物理现象
2023-11-02 v2 太阳与恒星天体物理
摘要
我们计算了在核坍缩超新星爆发中由中微子()诱发反应产生的Li、B、Nb、Tc、La与Ta的丰度。我们考虑了中微子球附近自相互作用(-SI)以及外层随时间的Mikheyev-Smirnov-Wolfenstein(MSW)效应对中微子能谱的修正。Li与重同位素Nb、Tc和La的丰度因-SI而降低1.5-2.0倍。相反,B对-SI相对不敏感。我们发现重核与轻核的丰度比La/B对中微子质量层级敏感,且正常质量层级更可能与太阳丰度一致。
引用
@article{arxiv.1903.02086,
title = {Neutrino self-interaction and MSW effects on the supernova neutrino-process},
author = {Heamin Ko and Myung-Ki Cheoun and Eunja Ha and Motohiko Kusakabe and Takehito Hayakawa and Hirokazu Sasaki and Toshitaka Kajino and Masa-aki Hashimoto and Masaomi Ono and Mark D. Usang and Satoshi Chiba and Ko Nakamura and Alexey Tolstov and Ken'ichi Nomoto and Toshihiko Kawano and Grant J. Mathews},
journal= {arXiv preprint arXiv:1903.02086},
year = {2023}
}