Direct Lyman continuum and Ly α escape observed at redshift 4

Direct Lyman continuum and Ly α escape observed at redshift 4
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在红移 4 处观察到直接莱曼连续谱和 Ly α 逃逸

DOI:
10.1093/mnrasl/sly023
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发表时间:
2017
影响因子:
4.8
通讯作者:
M. Giavalisco
M. Giavalisco
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
E. Vanzella;M. Nonino;G. Cupani;M. Castellano;E. Sani;M. Mignoli;F. Calura;M. Meneghetti;R. Gilli;A. Comastri;A. Mercurio;G. Caminha;K. Caputi;P. Rosati;C. Grillo;C. Grillo;S. Cristiani;I. Balestra;A. Fontana;M. Giavalisco

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我们报告了一个偶然发现的z = 4.0, M-1500 = -22.20的恒星形成星系(Ion3),显示出丰富的Lyman连续体(LyC)泄漏(类似于60%的逃逸),显著的多峰Ly α发射,以及显著的Ly α辐射直接出现在共振频率上。这是最高红移的LyC发射极,其中电离和Ly α辐射可能共享一个共同的电离通道(与JWST的N-HI 6.5)。
We report on the serendipitous discovery of a z = 4.0, M-1500 = -22.20 star-forming galaxy (Ion3) showing copious Lyman continuum (LyC) leakage (similar to 60 per cent escaping), a remarkable multiple peaked Ly alpha emission, and significant Ly alpha radiation directly emerging at the resonance frequency. This is the highest redshift confirmed LyC emitter in which the ionizing and Ly alpha radiation possibly share a common ionized channel (with N-HI 6.5 with JWST.
通过流出驱动腔进行光束 Lyα 发射
DOI: 10.1051/0004-6361/201322949
发表时间: --
影响因子: 6.5
作者:
Behrens;Dijkstra;Niemeyer
通讯作者: Niemeyer