Gemini GNIRS NIR spectroscopy of 50 QSOs at z>~5.7

We report initial results from a large Gemini program to observe z>~5.7 quasars with GNIRS near-IR spectroscopy. Our sample includes 50 quasars with simultaneous...本研究报道了大型双子座（Gemini）观测项目的首批成果，该项目利用双子座近红外摄谱仪（GNIRS）开展近红外光谱观测，旨在探测红移（redshift）z>~5.7的类星体（quasar）。我们的样本包含50颗带有同步……的类星体。