Day–night effect

Absence of a day-night asymmetry in the 7Be solar neutrino rate in Borexino Physics Letters B, Volume 707, Issue 1, 16 January 2012, Pages 22-26 – ISSN 0370-2693 (Submitted 18 October 2011, Revised 10 November 2011, Accepted 13 November 2011, Available