Dominic Artis scored 10 for Oregon (11-2), which has won all 10 games at Matthew Knight Arena this season.
Emory, who started the second half in place of injured forward Arsalan Kazemi, scored nine of his 13 points after halftime. His 3-pointer with 9:26 to play snapped an 8-0 run by the Wolf Pack which had cut the Ducks' double-digit lead to 39-33. Emory's shot sparked a 14-4 run which put Oregon up 53-37 with 6:05 to play.
Despite missing his first nine shots from the field, Deonte Burton scored 12 to lead Nevada (9-6), which had won five straight.
Kazemi left the game with 2:01 left in the first half after a collision under the Nevada basket.
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Mike Brey is looking at former Notre Dame players to fill two assistant jobs that have opened up with the departures of Martin Ingelsby and Anthony Solomon.
Purdue's 2016-17 prospects got a jolt Wednesday when forward Caleb Swanigan announced he will return for his sophomore season.
Clemson's Jaron Blossomgame says he is withdrawing from the NBA draft and returning to school for a final season.