剥离包层超新星率与宿主星系性质
高能天体物理现象
2015-09-29 v1 宇宙学与河外天体物理
摘要
剥离包层超新星（SNe Ibc）的前身星仍有待最终确认，但超新星率与宿主星系性质之间的关联可以约束前身星模型。在此，我们展示了重新分析 Lick Observatory Supernova Search 超新星率所得的一项结果。恒星质量小于 的星系在产生 SNe Ibc 方面的效率低于质量更大的星系。任何前身星模型都必须寻求解释这一新观测结果。
引用
@article{arxiv.1509.08432,
title = {Stripped-envelope supernova rates and host-galaxy properties},
author = {Or Graur and Federica B. Bianco and Maryam Modjaz and Dan Maoz and Isaac Shivvers and Alexei V. Filippenko and Weidong Li},
journal= {arXiv preprint arXiv:1509.08432},
year = {2015}
}
备注
Conference proceeding submitted to Astronomy in Focus, Vol. 2 as part of the XXIXth IAU General Assembly, Focus Meeting 10: "Stellar explosions in an ever-changing environment"