DESI z>~5 quasar survey. I. New z~4.7-6.6 QSOs

We report the first results of a high-redshift (z>~5) quasar survey using the Dark Energy Spectroscopic Instrument (DESI). As a DESI secondary target program, this survey is...本研究报道了利用暗能量光谱仪（Dark Energy Spectroscopic Instrument，DESI）开展的高红移（z>~5）类星体巡天的首批结果。作为暗能量光谱仪的次级靶标项目，本次巡天...