Measurement of $CP$ violation in $B^0\to D^{*\pm} D^{\mp}$ decays

+D*%282010%29-+D%2B%22&type=SU">B0 --> D*(2010)- D+, S042CPJ, LHC-B, S042CPK, asymmetry: CP, Automatic Keywords, CERN LHC Coll, CP violation, 7000 GeV-cms, D+, B0 --> D*(2010)+ D, D, time dependence, High Energy Physics::Experiment, Hadron- Hadron scattering (experiments), p p: colliding beams, Particle Physics - Experiment, asymmetry, experimental results -->
Popis: Journal of high energy physics 03(3), 147 (1-27) (2020). doi:10.1007/JHEP03(2020)147
The decay-time-dependent CP asymmetry in B$^{0}$→ D$^{∗±}$D$^{∓}$ decays is mea- sured using a data set corresponding to an integrated luminosity of 9 fb$^{−1}$ recorded by the LHCb detector in proton-proton collisions at centre-of-mass energies of 7, 8 and 13 TeV. The CP parameters are measured as$ {\displaystyle \begin{array}{c}{S}_{D\ast D}=-0.861\pm 0.077\left(\mathrm{stat}\right)\pm 0.019\left(\mathrm{syst}\right),\\ {}\varDelta {S}_{D\ast D}=0.019\pm 0.075\left(\mathrm{stat}\right)\pm 0.012\left(\mathrm{syst}\right),\\ {}{C}_{D\ast D}=-0.059\pm 0.092\left(\mathrm{stat}\right)\pm 0.020\left(\mathrm{syst}\right),\\ {}{\varDelta C}_{D\ast D}=-0.031\pm 0.092\left(\mathrm{stat}\right)\pm 0.016\left(\mathrm{syst}\right),\\ {}{\mathcal{A}}_{D\ast D}=\kern0.75em 0.008\pm 0.014\left(\mathrm{stat}\right)\pm 0.006\left(\mathrm{syst}\right).\end{array}}$ The analysis provides the most precise single measurement of CP violation in this decay channel to date. All parameters are consistent with their current world average values.
Published by SISSA, [Trieste]
Jazyk: English
ISSN: 1126-6708
1029-8479
DOI: 10.18154/RWTH-2020-07320
Přístupová URL adresa: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::da49a2b73dc76ba205b7bd62516706fa
http://arxiv.org/abs/1912.03723
Rights: OPEN
Přírůstkové číslo: edsair.doi.dedup.....da49a2b73dc76ba205b7bd62516706fa
Autor: LHCb Collaboration, Aaij, Roel, Akar, Simon, Braun, Svende, Brea Rodriguez, Alexandre, Brodski, Michael, Brodzicka, Jolanta, Brossa Gonzalo, Arnau, Brundu, Davide, Buchanan, Emma, Buonaura, Annarita, Burr, Christopher, Bursche, Albert, Albicocco, Pietro, Butter, Jordy Sebastiaan, Buytaert, Jan, Byczynski, Wiktor, Cadeddu, Sandro, Cai, Hao, Calabrese, Roberto, Calero Diaz, Liliet, Cali, Stefano, Calladine, Ryan, Calvi, Marta, Albrecht, Johannes, Calvo Gomez, Miriam, Camboni, Alessandro, Campana, Pierluigi, Campora Perez, Daniel, Capriotti, Lorenzo, Carbone, Angelo, Carboni, Giovanni, Cardinale, Roberta, Cardini, Alessandro, Carniti, Paolo, Alessio, Federico, Carvalho Akiba, Kazuyoshi, Casais Vidal, Adrian, Casse, Gianluigi, Cattaneo, Marco, Cavallero, Giovanni, Cenci, Riccardo, Cerasoli, Jacopo, Chapman, Matthew George, Charles, Matthew, Charpentier, Philippe, Alexander, Michael, Chatzikonstantinidis, Georgios, Chefdeville, Maximilien, Chekalina, Viktoriia, Chen, Chen, Chen, Shanzhen, Chernov, Aleksei, Chitic, Stefan-Gabriel, Chobanova, Veronika, Chrzaszcz, Marcin, Chubykin, Alexsei, Alfonso Albero, Alejandro, Ciambrone, Paolo, Cicala, Maria Flavia, Cid Vidal, Xabier, Ciezarek, Gregory, Cindolo, Federico, Clarke, Peter, Clemencic, Marco, Cliff, Harry, Closier, Joel, Cobbledick, John Leslie, Alkhazov, Georgy, Coco, Victor, Coelho, Joao A. B., Cogan, Julien, Cogneras, Eric, Cojocariu, Lucian, Collins, Paula, Colombo, Tommaso, Comerma-Montells, Albert, Contu, Andrea, Cooke, Naomi, Alvarez Cartelle, Paula, Coombs, George, Coquereau, Samuel, Corti, Gloria, Costa Sobral, Cayo Mar, Couturier, Benjamin, Craik, Daniel Charles, Crkovska, Jana, Crocombe, Andrew, Cruz Torres, Melissa Maria, Currie, Robert, Alves Jr., Antonio Augusto, Da Silva, Cesar Luiz, Dall'Occo, Elena, Dalseno, Jeremy, D'Ambrosio, Carmelo, Danilina, Anna, d'Argent, Philippe, Davis, Adam, De Aguiar Francisco, Oscar, De Bruyn, Kristof, De Capua, Stefano, Amato, Sandra, De Cian, Michel, De Miranda, Jussara M., De Paula, Leandro, De Serio, Marilisa, De Simone, Patrizia, de Vries, Jacco, Dean, Cameron Thomas, Dean, William, Decamp, Daniel, Del Buono, Luigi, Abellán Beteta, Carlos, Amhis, Yasmine, Delaney, Blaise, Dembinski, Hans Peter, Demmer, Moritz, Dendek, Adam, Denysenko, Vadym, Derkach, Denis, Deschamps, Olivier, Desse, Fabrice, Dettori, Francesco, Dey, Biplab, An, Liupan, Di Canto, Angelo, Di Nezza, Pasquale, Didenko, Sergey, Dijkstra, Hans, Dobishuk, Vasyl, Dordei, Francesca, Dorigo, Mirco, dos Reis, Alberto C., Douglas, Lauren, Dovbnya, Anatoliy, Anderlini, Lucio, Dreimanis, Karlis, Dudek, Maciej Wojciech, Dufour, Laurent, Dujany, Giulio, Durante, Paolo, Durham, John Matthew, Dutta, Deepanwita, Dzhelyadin, Rustem, Dziewiecki, Michal, Dziurda, Agnieszka, Andreassi, Guido, Dzyuba, Alexey, Easo, Sajan, Egede, Ulrik, Egorychev, Victor, Eidelman, Semen, Eisenhardt, Stephan, Ekelhof, Robert, Ek-In, Surapat, Eklund, Lars, Ely, Scott, Andreotti, Mirco, Ene, Alexandru, Escher, Stephan, Esen, Sevda, Evans, Timothy, Falabella, Antonio, Fan, Jingzhou, Farley, Nathanael, Farry, Stephen, Fazzini, Davide, Féo, Mauricio, Archilli, Flavio, Fernandez Declara, Placido, Fernandez Prieto, Antonio, Ferrari, Fabio, Ferreira Lopes, Lino, Ferreira Rodrigues, Fernando, Ferreres Sole, Silvia, Ferrillo, Martina, Ferro-Luzzi, Massimiliano, Filippov, Sergey, Fini, Rosa Anna, Arnau Romeu, Joan, Fiorini, Massimiliano, Firlej, Miroslaw, Fischer, Kamil Leszek, Fitzpatrick, Conor, Fiutowski, Tomasz, Fleuret, Frederic, Fontana, Marianna, Fontanelli, Flavio, Forty, Roger, Franco Lima, Vinicius, Artamonov, Alexander, Franco Sevilla, Manuel, Frank, Markus, Frei, Christoph, Friday, David Anthony, Fu, Jinlin, Fuehring, Marc, Funk, Wolfgang, Gabriel, Emmy, Gallas Torreira, Abraham, Galli, Domenico, Artuso, Marina, Gallorini, Stefano, Gambetta, Silvia, Gan, Yuyue, Gandelman, Miriam, Gandini, Paolo, Gao, Yuanning, Garcia Martin, Luis Miguel, García Pardiñas, Julián, Garcia Plana, Beatriz, Garcia Rosales, Felipe Andres, Arzymatov, Kenenbek, Garra Tico, Jordi, Garrido, Lluis, Gascon, David, Gaspar, Clara, Gerick, David, Gersabeck, Evelina, Gersabeck, Marco, Gershon, Timothy, Gerstel, Dawid, Ghez, Philippe, Ackernley, Thomas, Aslanides, Elie, Gibson, Valerie, Gioventù, Alessandra, Girard, Olivier Göran, Gironella Gironell, Pere, Giubega, Lavinia-Helena, Giugliano, Carmen, Gizdov, Konstantin, Gligorov, Vladimir, Göbel, Carla, Golubkov, Dmitry, Atzeni, Michele, Golutvin, Andrey, Gomes, Alvaro, Gorbounov, Petr, Gorelov, Igor Vladimirovich, Gotti, Claudio, Govorkova, Ekaterina, Grabowski, Jascha Peter, Graciani Diaz, Ricardo, Grammatico, Thomas, Granado Cardoso, Luis Alberto, Audurier, Benjamin, Graugés, Eugeni, Graverini, Elena, Graziani, Giacomo, Grecu, Alexandru, Greim, Roman, Griffith, Peter, Grillo, Lucia, Gruber, Lukas, Gruberg Cazon, Barak Raimond, Gu, Chenxi, Bachmann, Sebastian, Gushchin, Evgeny, Güth, Andreas, Guz, Yury, Gys, Thierry, Hadavizadeh, Thomas, Haefeli, Guido, Haen, Christophe, Haines, Susan, Hamilton, Phoebe Meredith, Han, Qundong, Back, John, Han, Xiaoxue, Hancock, Thomas Henry, Hansmann-Menzemer, Stephanie, Harnew, Neville, Harrison, Thomas, Hart, Robert, Hasse, Christoph, Hatch, Mark, He, Jibo, Hecker, Malte, Baker, Sophie, Heijhoff, Kevin, Heinicke, Kevin, Heister, Arno, Hennequin, Arthur Marius, Hennessy, Karol, Henry, Louis, Heuel, Johannes, Hicheur, Adlène, Hidalgo Charman, Raoul, Hill, Donal, Balagura, Vladislav, Hilton, Martha, Hopchev, Plamen Hristov, Hu, Jiangqiao, Hu, Wenhua, Huang, Wenqian, Hulsbergen, Wouter, Humair, Thibaud, Hunter, Ross John, Hushchyn, Mikhail, Hutchcroft, David, Baldini, Wander, Hynds, Daniel, Ibis, Philipp, Idzik, Marek, Ilten, Philip, Inglessi, Alexander, Inyakin, Alexander, Ivshin, Kuzma, Jacobsson, Richard, Jakobsen, Sune, Jalocha, Pawel, Baranov, Alexander, Jans, Eddy, Jashal, Brij Kishor, Jawahery, Abolhassan, Jevtic, Vukan, Jiang, Feng, John, Malcolm, Johnson, Daniel, Jones, Christopher, Jost, Beat, Jurik, Nathan, Barlow, Roger, Kandybei, Sergii, Karacson, Matthias, Kariuki, James Mwangi, Kazeev, Nikita, Kecke, Matthieu, Keizer, Floris, Kelsey, Matthew, Kenzie, Matthew, Ketel, Tjeerd, Khanji, Basem, Adeva, Bernardo, Barsuk, Sergey, Kharisova, Anastasiia, Kim, Kyung Eun, Kirn, Thomas, Kirsebom, Veronica Soelund, Klaver, Suzanne, Klimaszewski, Konrad, Koliiev, 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Mu, Hongjie, Muheim, Franz, Mukherjee, Maitreyee, Mulder, Mick, Müller, Dominik, Müller, Katharina, Müller, Vanessa, Murphy, Colm Harold, Murray, Donal, Beliy, Nikita, Muzzetto, Piera, Naik, Paras, Nakada, Tatsuya, Nandakumar, Raja, Nandi, Anita, Nanut, Tara, Nasteva, Irina, Needham, Matthew, Neri, Nicola, Neubert, Sebastian, Bellee, Violaine, Neufeld, Niko, Newcombe, Ryan, Nguyen, Thi Dung, Nguyen-Mau, Chung, Niel, Elisabeth Maria, Nieswand, Simon, Nikitin, Nikolay, Nolte, Niklas Stefan, Nunez, Cynthia, Oblakowska-Mucha, Agnieszka, Belloli, Nicoletta, Obraztsov, Vladimir, Ogilvy, Stephen, O'Hanlon, Daniel Patrick, Oldeman, Rudolf, Onderwater, Gerco, Osborn, Joseph Daniel, Ossowska, Anna, Otalora Goicochea, Juan Martin, Ovsiannikova, Tatiana, Owen, Patrick, Belous, Konstantin, Oyanguren, Maria Aranzazu, Pais, Preema Rennee, Pajero, Tommaso, Palano, Antimo, Palutan, Matteo, Panshin, Gennady, Papanestis, Antonios, Pappagallo, Marco, Pappalardo, Luciano, Pappenheimer, Cheryl, Afsharnia, 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Přispěvatelé: Laboratoire de Physique de Clermont (LPC), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS)-Université Clermont Auvergne (UCA), Laboratoire de l'Accélérateur Linéaire (LAL), Centre National de la Recherche Scientifique (CNRS)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Paris-Sud - Paris 11 (UP11), Centre de Physique des Particules de Marseille (CPPM), Aix Marseille Université (AMU)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Laboratoire Leprince-Ringuet (LLR), Centre National de la Recherche Scientifique (CNRS)-École polytechnique (X)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3), Laboratoire de Physique Nucléaire et de Hautes Énergies (LPNHE (UMR_7585)), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université de Paris (UP), Laboratoire d'Annecy de Physique des Particules (LAPP), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Savoie Mont Blanc (USMB [Université de Savoie] [Université de Chambéry])-Centre National de la Recherche Scientifique (CNRS), LHCb, Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Clermont Auvergne (UCA)-Centre National de la Recherche Scientifique (CNRS), Université Paris-Sud - Paris 11 (UP11)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), Centre National de la Recherche Scientifique (CNRS)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Aix Marseille Université (AMU), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-École polytechnique (X)-Centre National de la Recherche Scientifique (CNRS), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Paris Diderot - Paris 7 (UPD7)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS), Laboratoire d'Annecy de Physique des Particules (LAPP/Laboratoire d'Annecy-le-Vieux de Physique des Particules), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: JHEP
JHEP, 2020, 03, pp.147. ⟨10.1007/JHEP03(2020)147⟩
Journal of high energy physics 03(3), 147 (1-27) (2020). doi:10.1007/JHEP03(2020)147
Journal of high energy physics : JHEP 2020(3), 147 (2020). doi:10.1007/JHEP03(2020)147
Journal of High Energy Physics
Journal of High Energy Physics, 2020, 03, pp.147. ⟨10.1007/JHEP03(2020)147⟩
ISSN: 1126-6708
1029-8479
DOI: 10.18154/RWTH-2020-07320
Popis: Journal of high energy physics 03(3), 147 (1-27) (2020). doi:10.1007/JHEP03(2020)147
The decay-time-dependent CP asymmetry in B$^{0}$→ D$^{∗±}$D$^{∓}$ decays is mea- sured using a data set corresponding to an integrated luminosity of 9 fb$^{−1}$ recorded by the LHCb detector in proton-proton collisions at centre-of-mass energies of 7, 8 and 13 TeV. The CP parameters are measured as$ {\displaystyle \begin{array}{c}{S}_{D\ast D}=-0.861\pm 0.077\left(\mathrm{stat}\right)\pm 0.019\left(\mathrm{syst}\right),\\ {}\varDelta {S}_{D\ast D}=0.019\pm 0.075\left(\mathrm{stat}\right)\pm 0.012\left(\mathrm{syst}\right),\\ {}{C}_{D\ast D}=-0.059\pm 0.092\left(\mathrm{stat}\right)\pm 0.020\left(\mathrm{syst}\right),\\ {}{\varDelta C}_{D\ast D}=-0.031\pm 0.092\left(\mathrm{stat}\right)\pm 0.016\left(\mathrm{syst}\right),\\ {}{\mathcal{A}}_{D\ast D}=\kern0.75em 0.008\pm 0.014\left(\mathrm{stat}\right)\pm 0.006\left(\mathrm{syst}\right).\end{array}}$ The analysis provides the most precise single measurement of CP violation in this decay channel to date. All parameters are consistent with their current world average values.
Published by SISSA, [Trieste]
Databáze: OpenAIRE
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