A search for time-dependent violation of the charge-parity symmetry in D-0 -> K+K- and D-0 -> pi(+)pi(-) decays is performed at the LHCb experiment using proton-proton collision data recorded from 2015 to 2018 at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 6 fb(-1). The D-0 meson is required to originate from a D*(2010)(+) -> D-0 pi(+) decay, such that its flavor at production is identified by the charge of the accompanying pion. The slope of the time-dependent asymmetry of the decay rates of D-0 and (D) over bar (0) mesons into the final states under consideration is measured to be Delta YK+K- = (-2.3 +/- 1.5 +/- 0.3) x 10(-40), Delta Y pi(+)pi(-) = (-4.0 +/- 2.8 +/- 0.4) x 10(-4), where the first uncertainties are statistical and the second are systematic. These results are compatible with the conservation of the charge-parity symmetry at the level of 2 standard deviations and improve the precision by nearly a factor of 2.

Aaij, R., Beteta, C.a., Ackernley, T., Adeva, B., Adinolfi, M., Afsharnia, H., et al. (2021). Search for time-dependent CP violation in D-0 -> K+K- and D-0 -> pi(+)pi(-) decays. PHYSICAL REVIEW D, 104(7) [10.1103/PhysRevD.104.072010].

Search for time-dependent CP violation in D-0 -> K+K- and D-0 -> pi(+)pi(-) decays

Adinolfi, M.;Archilli, F.;Carbone, A.;Carboni, G.;Cattaneo, M.;Chen, S.;D'Ambrosio, C.;De Capua, S.;Ferrari, F.;Fontana, M.;Gao, Y.;Li, Y.;Mariani, S.;Pastore, A.;Petrucci, S.;Santovetti, E.
Membro del Collaboration Group
;
Vitali, G.;Wang, C.;Wang, J.;Wang, Z.;Zhang, L.;Zhou, Y.;
2021-01-01

Abstract

A search for time-dependent violation of the charge-parity symmetry in D-0 -> K+K- and D-0 -> pi(+)pi(-) decays is performed at the LHCb experiment using proton-proton collision data recorded from 2015 to 2018 at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 6 fb(-1). The D-0 meson is required to originate from a D*(2010)(+) -> D-0 pi(+) decay, such that its flavor at production is identified by the charge of the accompanying pion. The slope of the time-dependent asymmetry of the decay rates of D-0 and (D) over bar (0) mesons into the final states under consideration is measured to be Delta YK+K- = (-2.3 +/- 1.5 +/- 0.3) x 10(-40), Delta Y pi(+)pi(-) = (-4.0 +/- 2.8 +/- 0.4) x 10(-4), where the first uncertainties are statistical and the second are systematic. These results are compatible with the conservation of the charge-parity symmetry at the level of 2 standard deviations and improve the precision by nearly a factor of 2.
2021
Pubblicato
Rilevanza internazionale
Articolo
Esperti anonimi
Settore FIS/04 - FISICA NUCLEARE E SUBNUCLEARE
English
Aaij, R., Beteta, C.a., Ackernley, T., Adeva, B., Adinolfi, M., Afsharnia, H., et al. (2021). Search for time-dependent CP violation in D-0 -> K+K- and D-0 -> pi(+)pi(-) decays. PHYSICAL REVIEW D, 104(7) [10.1103/PhysRevD.104.072010].
Aaij, R; Beteta, Ca; Ackernley, T; Adeva, B; Adinolfi, M; Afsharnia, H; Aidala, Ca; Aiola, S; Ajaltouni, Z; Akar, S; Albrecht, J; Alessio, F; Alexander, M; Alfonso Albero, A; Aliouche, Z; Alkhazov, G; Cartelle, Pa; Amato, S; Amhis, Y; An, L; Anderlini, L; Andreianov, A; Andreotti, M; Archilli, F; Artamonov, A; Artuso, M; Arzymatov, K; Aslanides, E; Atzeni, M; Audurier, B; Bachmann, S; Bachmayer, M; Back, Jj; Baker, S; Baladron Rodriguez, P; Balagura, V; Baldini, W; Baptista Leite, J; Barlow, Rj; Barsuk, S; Barter, W; Bartolini, M; Baryshnikov, F; Basels, Jm; Bassi, G; Batsukh, B; Battig, A; Bay, A; Becker, M; Bedeschi, F; Bediaga, I; Beiter, A; Belavin, V; Belin, S; Bellee, V; Belous, K; Belov, I; Belyaev, I; Bencivenni, G; Ben-Haim, E; Berezhnoy, A; Bernet, R; Berninghoff, D; Bernstein, Hc; Bertella, C; Bertolin, A; Betancourt, C; Betti, F; Bezshyiko, I; Bhasin, S; Bhom, J; Bian, L; Bieker, Ms; Bifani, S; Billoir, P; Birch, M; Bishop, Fcr; Bitadze, A; Bizzeti, A; Bjorn, M; Blago, Mp; Blake, T; Blanc, F; Blusk, S; Bobulska, D; Boelhauve, Ja; Boente Garcia, O; Boettcher, T; Boldyrev, A; Bondar, A; Bondar, N; Borghi, S; Borisyak, M; Borsato, M; Borsuk, Jt; Bouchiba, Sa; Bowcock, Tj; V, ; Boyer, A; Bozzi, C; Bradley, Mj; Braun, S; Brea Rodriguez, A; Brodski, M; Brodzicka, J; Gonzalo, Ab; Brundu, D; Buonaura, A; Burr, C; Bursche, A; Butkevich, A; Butter, Js; Buytaert, J; Byczynski, W; Cadeddu, S; Cai, H; Calabrese, R; Calefice, L; Diaz, Lc; Cali, S; Calladine, R; Calvi, M; Gomez, Mc; Magalhaes, Pc; Camboni, A; Campana, P; Quezada, Afc; Capelli, S; Capriotti, L; Carbone, A; Carboni, G; Cardinale, R; Cardini, A; Carli, I; Carniti, P; Carus, L; Akiba, Kc; Casais Vidal, A; Casse, G; Cattaneo, M; Cavallero, G; Celani, S; Cerasoli, J; Chadwick, Aj; Chapman, Mg; Charles, M; Charpentier, P; Chatzikonstantinidis, G; Barajas, Cac; Chefdeville, M; Chen, C; Chen, S; Chernov, A; Chobanova, V; Cholak, S; Chrzaszcz, M; Chubykin, A; Chulikov, V; Ciambrone, P; Cicala, Mf; Cid Vidal, X; Ciezarek, G; Clarke, Pel; Clemencic, M; Cliff, H; V, ; Closier, J; Cobbledick, Jl; Coco, V; Coelho, Jab; Cogan, J; Cogneras, E; Cojocariu, L; Collins, P; Colombo, T; Congedo, L; Contu, A; Cooke, N; Coombs, G; Corti, G; Sobral, Cmc; Couturier, B; Craik, Dc; Crkovska, J; Cruz Torres, M; Currie, R; Da Silva, Cl; Dall'Occo, E; Dalseno, J; D'Ambrosio, C; Danilina, A; D'Argent, P; Davis, A; Francisco, Oda; De Bruyn, K; De Capua, S; De Cian, M; De Miranda, Jm; De Paula, L; De Serio, M; De Simone, D; De Simone, P; de Vries, Ja; Dean, Ct; Decamp, D; Del Buono, L; Delaney, B; Dembinski, H; Dendek, A; Denysenko, V; Derkach, D; Deschamps, O; Desse, F; Dettori, F; Dey, B; Di Nezza, P; Didenko, S; Dieste Maronas, L; Dijkstra, H; Dobishuk, V; Donohoe, Am; Dordei, F; dos Reis, Ac; Douglas, L; Dovbnya, A; Downes, Ag; Dreimanis, K; Dudek, Mw; Dufour, L; Duk, V; Durante, P; Durham, Jm; Dutta, D; Dziewiecki, M; Dziurda, A; Dzyuba, A; Easo, S; Egede, U; Egorychev, V; Eidelman, S; Eisenhardt, S; Ek-In, S; Eklund, L; Ely, S; Ene, A; Epple, E; Escher, S; Eschle, J; Esen, S; Evans, T; Falabella, A; Fan, J; Fan, Y; Fang, B; Farry, S; Fazzini, D; Fedin, P; Feo, M; Declara, Pf; Fernandez Prieto, A; Fernandez-tenllado Arribas, Jm; Ferrari, F; Lopes, Lf; Ferreira Rodrigues, F; Sole, Sf; Ferrillo, M; Ferro-Luzzi, M; Filippov, S; Fini, Ra; Fiorini, M; Firlej, M; Fischer, Km; Fitzpatrick, C; Fiutowski, T; Fleuret, F; Fontana, M; Fontanelli, F; Forty, R; Lima, Vf; Sevilla, Mf; Frank, M; Franzoso, E; Frau, G; Frei, C; Friday, Da; Fu, J; Fuehring, Q; Funk, W; Gabriel, E; Gaintseva, T; Gallas Torreira, A; Galli, D; Gambetta, S; Gan, Y; Gandelman, M; Gandini, P; Gao, Y; Garau, M; Martin, Lmg; Garcia Moreno, P; Pardinas, Jg; Garcia Plana, B; Rosales, Fag; Garrido, L; Gaspar, C; Geertsema, Re; Gerick, D; Gerken, Ll; Gersabeck, E; Gersabeck, M; Gershon, T; Gerstel, D; Ghez, P; Gibson, V; Giemza, Hk; Giovannetti, M; Gioventu, A; Gironella Gironell, P; Giubega, L; Giugliano, C; Gizdov, K; Gkougkousis, El; Gligorov, Vv; Gobel, C; Golobardes, E; Golubkov, D; Golutvin, A; Gomes, A; Gomez Fernandez, S; Abrantes, Fg; Goncerz, M; Gong, G; Gorbounov, P; Gorelov, I; V, ; Gotti, C; Govorkova, E; Grabowski, Jp; Graciani Diaz, R; Grammatico, T; Cardoso, Lag; Grauges, E; Graverini, E; Graziani, G; Grecu, A; Greeven, Lm; Griffith, P; Grillo, L; Gromov, S; Cazon, Brg; Gu, C; Guarise, M; Guenther, Pa; Gushchin, E; Guth, A; Guz, Y; Gys, T; Hadavizadeh, T; Haefeli, G; Haen, C; Haimberger, J; Halewood-leagas, T; Hamilton, Pm; Han, Q; Han, X; Hancock, Th; Hansmann-Menzemer, S; Harnew, N; Harrison, T; Hasse, C; Hatch, M; He, J; Hecker, M; Heijhoff, K; Heinicke, K; Hennequin, Am; Hennessy, K; Henry, L; Heuel, J; Hicheur, A; Hill, D; Hilton, M; Hollitt, Se; Hu, J; Hu, W; Huang, W; Huang, X; Hulsbergen, W; Hunter, Rj; Hushchyn, M; Hutchcroft, D; Hynds, D; Ibis, P; Idzik, M; Ilin, D; Ilten, P; Inglessi, A; Ishteev, A; Ivshin, K; Jacobsson, R; Jakobsen, S; Jans, E; Jashal, Bk; Jawahery, A; Jevtic, V; Jezabek, M; Jiang, F; John, M; Johnson, D; Jones, Cr; Jones, Tp; Jost, B; Jurik, N; Kandybei, S; Kang, Y; Karacson, M; Karpov, M; Kazeev, N; Keizer, F; Kenzie, M; Ketel, T; Khanji, B; Kharisova, A; Kholodenko, S; Kim, Ke; Kirn, T; Kirsebom, Vs; Kitouni, O; Klaver, S; Klimaszewski, K; Koliiev, S; Kondybayeva, A; Konoplyannikov, A; Kopciewicz, P; Kopecna, R; Koppenburg, P; Korolev, M; Kostiuk, I; Kot, O; Kotriakhova, S; Kravchenko, P; Kravchuk, L; Krawczyk, Rd; Kreps, M; Kress, F; Kretzschmar, S; Krokovny, P; Krupa, W; Krzemien, W; Kucewicz, W; Kucharczyk, M; Kudryavtsev, V; Kuindersma, Hs; Kunde, Gj; Kvaratskheliya, T; Lacarrere, D; Lafferty, G; Lai, A; Lampis, A; Lancierini, D; Lane, Jj; Lane, R; Lanfranchi, G; Langenbruch, C; Langer, J; Lantwin, O; Latham, T; Lazzari, F; Le Gac, R; Lee, Sh; Lefevre, R; Leflat, A; Legotin, S; Leroy, O; Lesiak, T; Leverington, B; Li, H; Li, L; Li, P; Li, Y; Li, Z; Liang, X; Lin, T; Lindner, R; Lisovskyi, V; Litvinov, R; Liu, G; Liu, H; Liu, S; Liu, X; Loi, A; Lomba Castro, J; Longstaff, I; Lopes, Jh; Lovell, Gh; Lu, Y; Lucchesi, D; Luchuk, S; Martinez, Ml; Lukashenko, V; Luo, Y; Lupato, A; Luppi, E; Lupton, O; Lusiani, A; Lyu, X; Ma, L; Maccolini, S; Machefert, F; Maciuc, F; Macko, V; Mackowiak, P; Maddrell-Mander, S; Madejczyk, O; Mohan, Lrm; Maev, O; Maevskiy, A; Maisuzenko, D; Majewski, Mw; Malczewski, Jj; Malde, S; Malecki, B; Malinin, A; Maltsev, T; Malygina, H; Manca, G; Mancinelli, G; Manera Escalero, R; Manuzzi, D; Marangotto, D; Maratas, J; Marchand, Jf; Marconi, U; Mariani, S; Benito, Cm; Marinangeli, M; Marino, P; Marks, J; Marshall, Pj; Martellotti, G; Martinazzoli, L; Martinelli, M; Martinez Santos, D; Martinez Vidal, F; Massafferri, A; Materok, M; Matev, R; Mathad, A; Mathe, Z; Matiunin, V; Matteuzzi, C; Mattioli, Kr; Mauri, A; Maurice, E; Mauricio, J; Mazurek, M; Mccann, M; Mcconnell, L; Mcgrath, Th; Mcnab, A; Mcnulty, R; Mead, J; V, ; Meadows, B; Meaux, C; Meier, G; Meinert, N; Melnychuk, D; Meloni, S; Merk, M; Merli, A; Meyer Garcia, L; Mikhasenko, M; Milanes, Da; Millard, E; Milovanovic, M; Minard, M; Minzoni, L; Mitchell, Se; Mitreska, B; Mitzel, Ds; Moedden, A; Mohammed, Ra; Moise, Rd; Mombaecher, T; Monroy, Ia; Monteil, S; Morandin, M; Morello, G; Morello, Mj; Moron, J; Morris, Ab; Morris, Ag; Mountain, R; Mu, H; Muheim, F; Mukherjee, M; Mulder, M; Muller, D; Muller, K; Murphy, Ch; Murray, D; Muzzetto, P; Naik, P; Nakada, T; Nandakumar, R; Nanut, T; Nasteva, I; Needham, M; Neri, I; Neri, N; Neubert, S; Neufeld, N; Newcombe, R; Nguyen, Td; Nguyen-Mau, C; Niel, Em; Nieswand, S; Nikitin, N; Nolte, Ns; Nunez, C; Oblakowska-Mucha, A; Obraztsov, V; O'Hanlon, Dp; Oldeman, R; Olivares, Me; Onderwater, Cjg; Ossowska, A; Otalora Goicochea, Jm; Ovsiannikova, T; Owen, P; Oyanguren, A; Pagare, B; Pais, Pr; Pajero, T; Palano, A; Palutan, M; Pan, Y; Panshin, G; Papanestis, A; Pappagallo, M; Pappalardo, Ll; Pappenheimer, C; Parker, W; Parkes, C; Parkinson, Cj; Passalacqua, B; Passaleva, G; Pastore, A; Patel, M; Patrignani, C; Pawley, Cj; Pearce, A; Pellegrino, A; Altarelli, Mp; Perazzini, S; Pereima, D; Perret, P; Petridis, K; Petrolini, A; Petrov, A; Petrucci, S; Petruzzo, M; Pham, Tth; Philippov, A; Pica, L; Piccini, M; Pietrzyk, B; Pietrzyk, G; Pili, M; Pinci, D; Pisani, F; Piucci, A; Resmi, Pk; Placinta, V; Plews, J; Plo Casasus, M; Polci, F; Lener, Mp; Poliakova, M; Poluektov, A; Polukhina, N; Polyakov, I; Polycarpo, E; Pomery, Gj; Ponce, S; Popov, D; Popov, S; Poslavskii, S; Prasanth, K; Promberger, L; Prouve, C; Pugatch, V; Pullen, H; Punzi, G; Qian, W; Qin, J; Quagliani, R; Quintana, B; Raab, N; V, ; Trejo, Rir; Rachwal, B; Rademacker, Jh; Rama, M; Pernas, Mr; Rangel, Ms; Ratnikov, F; Raven, G; Reboud, M; Redi, F; Reiss, F; Remon Alepuz, C; Ren, Z; Renaudin, V; Ribatti, R; Ricciardi, S; Rinnert, K; Robbe, P; Robert, A; Robertson, G; Rodrigues, Ab; Rodrigues, E; Rodriguez Lopez, Ja; Rollings, A; Roloff, P; Romanovskiy, V; Romero Lamas, M; Romero Vidal, A; Roth, Jd; Rotondo, M; Rudolph, Ms; Ruf, T; Ruiz Vidal, J; Ryzhikov, A; Ryzka, J; Saborido Silva, Jj; Sagidova, N; Sahoo, N; Saitta, B; Sanchez Gonzalo, D; Gras, Cs; Santacesaria, R; Santamarina Rios, C; Santimaria, M; Santovetti, E; Saranin, D; Sarpis, G; Sarpis, M; Sarti, A; Satriano, C; Satta, A; Saur, M; Savrina, D; Sazak, H; Smead, Lgs; Schael, S; Schellenberg, M; Schiller, M; Schindler, H; Schmelling, M; Schmidt, B; Schneider, O; Schopper, A; Schubiger, M; Schulte, S; Schune, Mh; Schwemmer, R; Sciascia, B; Sciubba, A; Sellam, S; Semennikov, A; Soares, Ms; Sergi, A; Serra, N; Sestini, L; Seuthe, A; Seyfert, P; Shangase, Dm; Shapkin, M; Shchemerov, I; Shchutska, L; Shears, T; Shekhtman, L; Shen, Z; Shevchenko, V; Shields, Eb; Shmanin, E; Shupperd, Jd; Siddi, Bg; Coutinho, Rs; Simi, G; Simone, S; Skidmore, N; Skwarnicki, T; Slater, Mw; Slazyk, I; Smallwood, Jc; Smeaton, Jg; Smetkina, A; Smith, E; Smith, M; Snoch, A; Soares, M; Lavra, Ls; Sokoloff, Md; Soler, Fjp; Solovev, A; Solovyev, I; Souza De Almeida, Fl; Souza De Paula, B; Spaan, B; Norella, Es; Spradlin, P; Stagni, F; Stahl, M; Stahl, S; Stefko, P; Steinkamp, O; Stemmle, S; Stenyakin, O; Stevens, H; Stone, S; Stramaglia, Me; Straticiuc, M; Strekalina, D; Suljik, F; Sun, J; Sun, L; Sun, Y; Svihra, P; Swallow, Pn; Swientek, K; Szabelski, A; Szumlak, T; Szymanski, M; Taneja, S; Teubert, F; Thomas, E; Thomson, Ka; Tilley, Mj; Tisserand, V; T'Jampens, S; Tobin, M; Tolk, S; Tomassetti, L; Torres Machado, D; Tou, Dy; Traill, M; Tran, Mt; Trifonova, E; Trippl, C; Tuci, G; Tully, A; Tuning, N; Ukleja, A; Unverzagt, Dj; Ursov, E; Usachov, A; Ustyuzhanin, A; Uwer, U; Vagner, A; Vagnoni, V; Valassi, A; Valenti, G; Valls Canudas, N; van Beuzekom, M; Van Dijk, M; van Herwijnen, E; Van Hulse, Cb; van Veghel, M; Vazquez Gomez, R; Vazquez Regueiro, P; Sierra, Cv; Vecchi, S; Velthuis, Jj; Veltri, M; Venkateswaran, A; Veronesi, M; Vesterinen, M; Vieira, D; Diaz, Mv; Viemann, H; Vilasis-Cardona, X; Figueras, Ev; Vincent, P; Vitali, G; Vollhardt, A; Vom Bruch, D; Vorobyev, A; Vorobyev, V; Voropaev, N; Waldi, R; Walsh, J; Wang, C; Wang, J; Wang, M; Wang, R; Wang, Y; Wang, Z; Wark, Hm; Watson, Nk; Weber, Sg; Websdale, D; Weisser, C; Westhenry, Bdc; White, Dj; Whitehead, M; Wiedner, D; Wilkinson, G; Wilkinson, M; Williams, I; Williams, M; Williams, Mrj; Wilson, Ff; Wislicki, W; Witek, M; Witola, L; Wormser, G; Wotton, Sa; Wu, H; Wyllie, K; Xiang, Z; Xiao, D; Xie, Y; Xu, A; Xu, J; Xu, L; Xu, M; Xu, Q; Xu, Z; Yang, D; Yang, Y; Yang, Z; Yao, Y; Yeomans, Le; Yin, H; Yu, J; Yuan, X; Yushchenko, O; Zaffaroni, E; Zarebski, Ka; Zavertyaev, M; Zdybal, M; Zenaiev, O; Zeng, M; Zhang, D; Zhang, L; Zhang, S; Zhang, Y; Zhelezov, A; Zheng, Y; Zhou, X; Zhou, Y; Zhu, X; Zhukov, V; Zonneveld, Jb; Zucchelli, S; Zuliani, D; Zunica, G
Articolo su rivista
File in questo prodotto:
Non ci sono file associati a questo prodotto.

I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.

Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2108/303150
Citazioni
  • ???jsp.display-item.citation.pmc??? ND
  • Scopus 18
  • ???jsp.display-item.citation.isi??? 5
social impact