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Galaxy formation in the reionization epoch as hinted by Wide Field Camera 3 observations of the Hubble Ultra Deep Field

Hathi, Nimish P.; McCarthy, Patrick J.; Ryan, Russell E. +4 more

We present a large sample of candidate galaxies at z approx 7-10, selected in the Hubble Ultra Deep Field using the new observations of the Wide Field Camera 3 that was recently installed on the Hubble Space Telescope. Our sample is composed of 20 z₈₅₀-dropouts (four new discoveries), 15 Y₁₀₅-dropouts (nine new discoveries) a…