Evolution of the sizes of galaxies over 7 < z < 12 revealed by the 2012 Hubble ultra deep field campaign

Yoshiaki Ono, Masami Ouchi, Emma Curtis-Lake, Matthew A. Schenker, Richard S. Ellis, Ross J. McLure, James S. Dunlop, Brant E. Robertson, Anton M. Koekemoer, Rebecca A.A. Bowler, Alexander B. Rogers, Evan Schneider, Stephane Charlot, Daniel P. Stark, Kazuhiro Shimasaku, Steven R. Furlanetto, Michele Cirasuolo