Search for CP violation in D-0 -> pi(-)pi(+)pi(0) decays with the energy test

Bernardo Adeva, Marco Adinolfi, Anthony Affolder, Ziad Ajaltouni, Simon Akar, Johannes Albrecht, Federico Alessio, Michael Alexander, Suvayu Ali, Georgy Alkhazov, Paula Alvarez Cartelle, Antonio Au Alves Jr, Sandra Amato, Silvia Amerio, Yasmine Amhis, Liupan An, Lucio Anderlini, Jonathan Anderson, Rolf Andreassen, Mirco AndreottiJason Andrews, Robert Appleby, Osvaldo Aquines Gutierrez, Flavio Archilli, Alexander Artamonov, Marina Artuso, Elie Aslanides, Giulio Auriemma, Marouen Baalouch, Sebastian Bachmann, John Back, Alexey Badalov, Clarissa Baesso, Wander Baldini, Roger Barlow, Colin Barschel, Sergey Barsuk, William Barter, Varvara Batozskaya, Vincenzo Battista, Aurelio Bay, Leo Beaucourt, John Beddow, Franco Bedeschi, Ignacio Bediaga, Sergey Belogurov, Konstantin Belous, Ivan Belyaev, Eli Ben-Haim, Giovanni Bencivenni, Sean Benson, Jack Benton, Alexander Berezhnoy, Roland Bernet, Marc-Olivi Bettler, Martinus van Beuzekom, Alexander Bien, Simone Bifani, Thomas Bird, Andrea Bizzeti, Pål Mariu Bjørnstad, Thomas Blake, Frédéric Blanc, Johan Blouw, Steven Blusk, Valerio Bocci, Alexander Bondar, Nikolay Bondar, Walter Bonivento, Silvia Borghi, Alessandra Borgia, Martino Borsato, Themistocl Bowcock, Espen Eie Bowen, Concezio Bozzi, Tobias Brambach, David Brett, Markward Britsch, Thomas Britton, Jolanta Brodzicka, Nicholas Brook, Henry Brown, Albert Bursche, Jan Buytaert, Sandro Cadeddu, Roberto Calabrese, Marta Calvi, Miriam Calvo Gomez, Pierluigi Campana, Daniel Campora Perez, Angelo Carbone, Giovanni Carboni, Roberta Cardinale, Alessandro Cardini, Laurence Carson, Kazuyoshi Carvalho Akiba, Gianluigi Casse, Lorenzo Cassina, Lucia Castillo Garcia, Marco Cattaneo, Christophe Cauet, Riccardo Cenci, Matthew Charles, Philippe Charpentier, Maximilien Chefdeville, Shanzhen Chen, Shu-Faye Cheung, Nicola Chiapolini, Marcin Chrzaszcz, Xabier Cid Vidal, Gregory Ciezarek, Peter Clarke, Marco Clemencic, Harry Cliff, Joel Closier, Victor Coco, Julien Cogan, Eric Cogneras, Violetta 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Research output: Contribution to journalArticlepeer-review

Abstract / Description of output

A search for time-integrated CP violation in the Cabibbo-suppressed decay D-0 -> pi(-)pi(+)pi(0) ir is performed using for the first time an unbinned model-independent technique known as the energy test. Using proton-proton collision data, corresponding to an integrated luminosity of 2.0 fb(-1) collected by the LHCb detector at a centre-of-mass energy of root s = 8 TeV, the world's best sensitivity to CP violation in this decay is obtained. The data are found to be consistent with the hypothesis of CP symmetry with a p-value of (2.6 +/- 0.5)%. (C) 2014 The Authors. Published by Elsevier B.V.

Original languageEnglish
Pages (from-to)158-167
Number of pages10
JournalPhysics Letters B
Volume740
DOIs
Publication statusPublished - 5 Jan 2015

Keywords / Materials (for Non-textual outputs)

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