Observation of large $CP$ violation and evidence for direct $CP$ violation in $B^0 \\to \\pi^+\\pi^-$ decays

KAI-FENG CHENWEI-SHU HOU2018-09-102018-09-102004-01http://inspirehep.net/record/642912http://scholars.lib.ntu.edu.tw/handle/123456789/308750Observation of large $CP$ violation and evidence for direct $CP$ violation in $B^0 \\to \\pi^+\\pi^-$ decaysjournal article10.1103/PhysRevLett.93.021601