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High-Redshift Quasars Found in Sloan Digital Sky Survey Commissioning Data

High-Redshift Quasars Found in Sloan Digital Sky Survey Commissioning Data

We present photometric and spectroscopic observations of 15 high-redshift quasars (z > 3.6) discovered from ∼140 deg2 of five-color (u', g', r', i', and z') imaging data taken by the Sloan Digital Sky Survey (SDSS) during its commissioning phase. The quasars are selected by their distinctive colors in SDSS multicolor …