Redshifts of obscured AGN

Redshifts are fundamental for our understanding of extragalactic X-ray sources. Ambiguous counterpart associations, expensive optical spectroscopy and/or multimission...红移（Redshift）是我们理解河外X射线源的核心基础。但对应体关联模糊不清、光学光谱观测成本高昂，且多任务（multimission）……