ホーム > LHCb Collection > LHCb Preprints > Precision measurement of the ratio of the $\Lambda^0_b$ to $\overline{B}^0$ lifetimes |
Article | |
Report number | arXiv:1402.6242 ; CERN-PH-EP-2014-027 ; LHCB-PAPER-2014-003 ; CERN-PH-EP-2014-027 ; LHCB-PAPER-2014-003 |
Title | Precision measurement of the ratio of the $\Lambda^0_b$ to $\overline{B}^0$ lifetimes |
Author(s) |
Aaij, Roel (NIKHEF, Amsterdam) ; Adeva, Bernardo (U. Santiago de Compostela (main)) ; Adinolfi, Marco (Bristol U.) ; Affolder, Anthony (Liverpool U.) ; Ajaltouni, Ziad (Clermont-Ferrand U.) ; Albrecht, Johannes (Tech. U., Dortmund (main)) ; Alessio, Federico (CERN) ; Alexander, Michael (Glasgow U.) ; Ali, Suvayu (NIKHEF, Amsterdam) ; Alkhazov, Georgy (St. Petersburg, INP) ; Alvarez Cartelle, Paula (U. Santiago de Compostela (main)) ; Alves Jr, Antonio (INFN, Rome) ; Amato, Sandra (Rio de Janeiro Federal U.) ; Amerio, Silvia (INFN, Padua) ; Amhis, Yasmine (Orsay, LAL) ; Anderlini, Lucio (INFN, Florence ; Florence U.) ; Anderson, Jonathan (Zurich U.) ; Andreassen, Rolf (Cincinnati U.) ; Andreotti, Mirco (INFN, Ferrara ; Ferrara U.) ; Andrews, Jason (Maryland U., College Park) ; Appleby, Robert (Manchester U.) ; Aquines Gutierrez, Osvaldo (Heidelberg, Max Planck Inst.) ; Archilli, Flavio (CERN) ; Artamonov, Alexander (Serpukhov, IHEP) ; Artuso, Marina (Syracuse U.) ; Aslanides, Elie (Marseille, CPPM) ; Auriemma, Giulio (INFN, Rome ; Basilicata U., Potenza) ; Baalouch, Marouen (Clermont-Ferrand U.) ; Bachmann, Sebastian (Heidelberg U.) ; Back, John (Warwick U.) ; Badalov, Alexey (U. Barcelona (main)) ; Balagura, Vladislav (Moscow, ITEP) ; Baldini, Wander (INFN, Ferrara) ; Barlow, Roger (Manchester U.) ; Barschel, Colin (Ecole Polytechnique, Lausanne) ; Barsuk, Sergey (Orsay, LAL) ; Barter, William (Cambridge U.) ; Batozskaya, Varvara (NCBJ, Swierk) ; Bauer, Thomas (NIKHEF, Amsterdam) ; Bay, Aurelio (Ecole Polytechnique, Lausanne) ; Beddow, John (Glasgow U.) ; Bedeschi, Franco (INFN, Pisa) ; Bediaga, Ignacio (Rio de Janeiro, CBPF) ; Belogurov, Sergey (Moscow, ITEP) ; Belous, Konstantin (Serpukhov, IHEP) ; Belyaev, Ivan (Moscow, ITEP) ; Ben-Haim, Eli (Paris U., VI-VII) ; Bencivenni, Giovanni (Frascati) ; Benson, Sean (Edinburgh U.) ; Benton, Jack (Bristol U.) ; Berezhnoy, Alexander (SINP, Moscow) ; Bernet, Roland (Zurich U.) ; Bettler, Marc-Olivier (Cambridge U.) ; van Beuzekom, Martinus (NIKHEF, Amsterdam) ; Bien, Alexander (Heidelberg U.) ; Bifani, Simone (Birmingham U.) ; Bird, Thomas (Manchester U.) ; Bizzeti, Andrea (INFN, Florence ; U. Modena (main)) ; Bjørnstad, Pål Marius (Manchester U.) ; Blake, Thomas (Warwick U.) ; Blanc, Frédéric (Ecole Polytechnique, Lausanne) ; Blouw, Johan (Heidelberg, Max Planck Inst.) ; Blusk, Steven (Syracuse U.) ; Bocci, Valerio (INFN, Rome) ; Bondar, Alexander (Novosibirsk, IYF ; Novosibirsk State U.) ; Bondar, Nikolay (St. Petersburg, INP) ; Bonivento, Walter (INFN, Cagliari ; CERN) ; Borghi, Silvia (Manchester U.) ; Borgia, Alessandra (Syracuse U.) ; Borsato, Martino (Orsay, LAL) ; Bowcock, Themistocles (Liverpool U.) ; Bowen, Espen Eie (Zurich U.) ; Bozzi, Concezio (INFN, Ferrara) ; Brambach, Tobias (Tech. U., Dortmund (main)) ; van den Brand, Johannes (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Bressieux, Joël (Ecole Polytechnique, Lausanne) ; Brett, David (Manchester U.) ; Britsch, Markward (Heidelberg, Max Planck Inst.) ; Britton, Thomas (Syracuse U.) ; Brook, Nicholas (Bristol U.) ; Brown, Henry (Liverpool U.) ; Bursche, Albert (Zurich U.) ; Busetto, Giovanni (INFN, Padua ; U. Padua (main)) ; Buytaert, Jan (CERN) ; Cadeddu, Sandro (INFN, Cagliari) ; Calabrese, Roberto (INFN, Ferrara ; Ferrara U.) ; Callot, Olivier (Orsay, LAL) ; Calvi, Marta (INFN, Milan Bicocca ; Milan Bicocca U.) ; Calvo Gomez, Miriam (U. Barcelona (main) ; Ramon Llull U., Barcelona) ; Camboni, Alessandro (U. Barcelona (main)) ; Campana, Pierluigi (Frascati ; CERN) ; Campora Perez, Daniel (CERN) ; Caponio, Francesco (INFN, Milan) ; Carbone, Angelo (INFN, Bologna ; Bologna U.) ; Carboni, Giovanni (INFN, Rome2 ; Rome U., Tor Vergata) ; Cardinale, Roberta (INFN, Genoa ; Genoa U.) ; Cardini, Alessandro (INFN, Cagliari) ; Carranza-Mejia, Hector (Edinburgh U.) ; Carson, Laurence (Edinburgh U.) ; Carvalho Akiba, Kazuyoshi (Rio de Janeiro Federal U.) ; Casse, Gianluigi (Liverpool U.) ; Cassina, Lorenzo (INFN, Milan Bicocca) ; Castillo Garcia, Lucia (CERN) ; Cattaneo, Marco (CERN) ; Cauet, Christophe (Tech. U., Dortmund (main)) ; Cenci, Riccardo (Maryland U., College Park) ; Charles, Matthew (Paris U., VI-VII) ; Charpentier, Philippe (CERN) ; Cheung, Shu-Faye (Oxford U.) ; Chiapolini, Nicola (Zurich U.) ; Chrzaszcz, Marcin (Zurich U. ; Cracow, INP) ; Ciba, Krzystof (CERN) ; Cid Vidal, Xabier (CERN) ; Ciezarek, Gregory (Imperial Coll., London) ; Clarke, Peter (Edinburgh U.) ; Clemencic, Marco (CERN) ; Cliff, Harry (Cambridge U.) ; Closier, Joel (CERN) ; Coca, Cornelia (Bucharest, IFIN-HH) ; Coco, Victor (CERN) ; Cogan, Julien (Marseille, CPPM) ; Cogneras, Eric (Clermont-Ferrand U.) ; Collins, Paula (CERN) ; Comerma-Montells, Albert (U. Barcelona (main)) ; Contu, Andrea (INFN, Cagliari ; CERN) ; Cook, Andrew (Bristol U.) ; Coombes, Matthew (Bristol U.) ; Coquereau, Samuel (Paris U., VI-VII) ; Corti, Gloria (CERN) ; Counts, Ian (MIT) ; Couturier, Benjamin (CERN) ; Cowan, Greig (Edinburgh U.) ; Craik, Daniel Charles (Warwick U.) ; Cruz Torres, Melissa Maria (Rio de Janeiro, Pont. U. Catol.) ; Cunliffe, Samuel (Imperial Coll., London) ; Currie, Robert (Edinburgh U.) ; D'Ambrosio, Carmelo (CERN) ; Dalseno, Jeremy (Bristol U.) ; David, Pascal (Paris U., VI-VII) ; David, Pieter (NIKHEF, Amsterdam) ; Davis, Adam (Cincinnati U.) ; De Bonis, Isabelle (Annecy, LAPP) ; De Bruyn, Kristof (NIKHEF, Amsterdam) ; De Capua, Stefano (Manchester U.) ; De Cian, Michel (Heidelberg U.) ; De Miranda, Jussara (Rio de Janeiro, CBPF) ; De Paula, Leandro (Rio de Janeiro Federal U.) ; De Silva, Weeraddana (Cincinnati U.) ; De Simone, Patrizia (Frascati) ; Decamp, Daniel (Annecy, LAPP) ; Deckenhoff, Mirko (Tech. U., Dortmund (main)) ; Del Buono, Luigi (Paris U., VI-VII) ; Déléage, Nicolas (Annecy, LAPP) ; Derkach, Denis (Oxford U.) ; Deschamps, Olivier (Clermont-Ferrand U.) ; Dettori, Francesco (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Di Canto, Angelo (Heidelberg U.) ; Dijkstra, Hans (CERN) ; Donleavy, Stephanie (Liverpool U.) ; Dordei, Francesca (Heidelberg U.) ; Dorigo, Mirco (Ecole Polytechnique, Lausanne) ; Dorosz, Piotr (Cracow, INP ; AGH-UST, Cracow) ; Dosil Suárez, Alvaro (U. Santiago de Compostela (main)) ; Dossett, David (Warwick U.) ; Dovbnya, Anatoliy (Kharkov, KIPT) ; Dupertuis, Frederic (Ecole Polytechnique, Lausanne) ; Durante, Paolo (CERN) ; Dzhelyadin, Rustem (Serpukhov, IHEP) ; Dziurda, Agnieszka (Cracow, INP) ; Dzyuba, Alexey (St. Petersburg, INP) ; Easo, Sajan (Rutherford) ; Egede, Ulrik (Imperial Coll., London) ; Egorychev, Victor (Moscow, ITEP) ; Eidelman, Semen (Novosibirsk, IYF ; Novosibirsk State U.) ; Eisenhardt, Stephan (Edinburgh U.) ; Eitschberger, Ulrich (Tech. U., Dortmund (main)) ; Ekelhof, Robert (Tech. U., Dortmund (main)) ; Eklund, Lars (Glasgow U. ; CERN) ; El Rifai, Ibrahim (Clermont-Ferrand U.) ; Elsasser, Christian (Zurich U.) ; Esen, Sevda (Heidelberg U.) ; Falabella, Antonio (INFN, Ferrara ; Ferrara U.) ; Färber, Christian (Heidelberg U.) ; Farinelli, Chiara (NIKHEF, Amsterdam) ; Farry, Stephen (Liverpool U.) ; Ferguson, Dianne (Edinburgh U.) ; Fernandez Albor, Victor (U. Santiago de Compostela (main)) ; Ferreira Rodrigues, Fernando (Rio de Janeiro, CBPF) ; Ferro-Luzzi, Massimiliano (CERN) ; Filippov, Sergey (Moscow, INR) ; Fiore, Marco (INFN, Ferrara ; Ferrara U.) ; Fiorini, Massimiliano (INFN, Ferrara ; Ferrara U.) ; Fitzpatrick, Conor (CERN) ; Fontana, Marianna (Heidelberg, Max Planck Inst.) ; Fontanelli, Flavio (INFN, Genoa ; Genoa U.) ; Forty, Roger (CERN) ; Francisco, Oscar (Rio de Janeiro Federal U.) ; Frank, Markus (CERN) ; Frei, Christoph (CERN) ; Frosini, Maddalena (INFN, Florence ; CERN ; Florence U.) ; Fu, Jinlin (INFN, Milan) ; Furfaro, Emiliano (INFN, Rome2 ; Rome U., Tor Vergata) ; Gallas Torreira, Abraham (U. Santiago de Compostela (main)) ; Galli, Domenico (INFN, Bologna ; Bologna U.) ; Gambetta, Silvia (INFN, Genoa ; Genoa U.) ; Gandelman, Miriam (Rio de Janeiro Federal U.) ; Gandini, Paolo (Syracuse U.) ; Gao, Yuanning (Peking U., CHEP) ; Garofoli, Justin (Syracuse U.) ; Garra Tico, Jordi (Cambridge U.) ; Garrido, Lluis (U. Barcelona (main)) ; Gaspar, Clara (CERN) ; Gauld, Rhorry (Oxford U.) ; Gavardi, Laura (Tech. U., Dortmund (main)) ; Gersabeck, Evelina (Heidelberg U.) ; Gersabeck, Marco (Manchester U.) ; Gershon, Timothy (Warwick U.) ; Ghez, Philippe (Annecy, LAPP) ; Gianelle, Alessio (INFN, Padua) ; Giani', Sebastiana (Ecole Polytechnique, Lausanne) ; Gibson, Valerie (Cambridge U.) ; Giubega, Lavinia-Helena (Bucharest, IFIN-HH) ; Gligorov, V.V. (CERN) ; Göbel, Carla (Rio de Janeiro, Pont. U. Catol.) ; Golubkov, Dmitry (Moscow, ITEP) ; Golutvin, Andrey (Imperial Coll., London ; Moscow, ITEP ; CERN) ; Gomes, Alvaro (Rio de Janeiro, CBPF ; UFTM, Uberaba) ; Gordon, Hamish (CERN) ; Grabalosa Gándara, Marc (Clermont-Ferrand U.) ; Graciani Diaz, Ricardo (U. Barcelona (main)) ; Granado Cardoso, Luis Alberto (CERN) ; Graugés, Eugeni (U. Barcelona (main)) ; Graziani, Giacomo (INFN, Florence) ; Grecu, Alexandru (Bucharest, IFIN-HH) ; Greening, Edward (Oxford U.) ; Gregson, Sam (Cambridge U.) ; Griffith, Peter (Birmingham U.) ; Grillo, Lucia (Heidelberg U.) ; Grünberg, Oliver (Rostock U.) ; Gui, Bin (Syracuse U.) ; Gushchin, Evgeny (Moscow, INR) ; Guz, Yury (Serpukhov, IHEP ; CERN) ; Gys, Thierry (CERN) ; Hadjivasiliou, Christos (Syracuse U.) ; Haefeli, Guido (Ecole Polytechnique, Lausanne) ; Haen, Christophe (CERN) ; Hafkenscheid, Tom (Groningen, KVI) ; Haines, Susan (Cambridge U.) ; Hall, Samuel (Imperial Coll., London) ; Hamilton, Brian (Maryland U., College Park) ; Hampson, Thomas (Bristol U.) ; Hansmann-Menzemer, Stephanie (Heidelberg U.) ; Harnew, Neville (Oxford U.) ; Harnew, Samuel (Bristol U.) ; Harrison, Jonathan (Manchester U.) ; Hartmann, Thomas (Rostock U.) ; He, Jibo (CERN) ; Head, Timothy (CERN) ; Heijne, Veerle (NIKHEF, Amsterdam) ; Hennessy, Karol (Liverpool U.) ; Henrard, Pierre (Clermont-Ferrand U.) ; Henry, Louis (Paris U., VI-VII) ; Hernando Morata, Jose Angel (U. Santiago de Compostela (main)) ; van Herwijnen, Eric (CERN) ; Heß, Miriam (Rostock U.) ; Hicheur, Adlène (Rio de Janeiro, CBPF) ; Hill, Donal (Oxford U.) ; Hoballah, Mostafa (Clermont-Ferrand U.) ; Hombach, Christoph (Manchester U.) ; Hulsbergen, Wouter (NIKHEF, Amsterdam) ; Hunt, Philip (Oxford U.) ; Hussain, Nazim (Oxford U.) ; Hutchcroft, David (Liverpool U.) ; Hynds, Daniel (Glasgow U.) ; Idzik, Marek (AGH-UST, Cracow) ; Ilten, Philip (MIT) ; Jacobsson, Richard (CERN) ; Jaeger, Andreas (Heidelberg U.) ; Jans, Eddy (NIKHEF, Amsterdam) ; Jaton, Pierre (Ecole Polytechnique, Lausanne) ; Jawahery, Abolhassan (Maryland U., College Park) ; Jing, Fanfan (Tsinghua U., Beijing) ; John, Malcolm (Oxford U.) ; Johnson, Daniel (Oxford U.) ; Jones, Christopher (Cambridge U.) ; Joram, Christian (CERN) ; Jost, Beat (CERN) ; Jurik, Nathan (Syracuse U.) ; Kaballo, Michael (Tech. U., Dortmund (main)) ; Kandybei, Sergii (Kharkov, KIPT) ; Kanso, Wallaa (Marseille, CPPM) ; Karacson, Matthias (CERN) ; Karbach, Moritz (CERN) ; Kelsey, Matthew (Syracuse U.) ; Kenyon, Ian (Birmingham U.) ; Ketel, Tjeerd (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Khanji, Basem (INFN, Milan Bicocca) ; Khurewathanakul, Chitsanu (Ecole Polytechnique, Lausanne) ; Klaver, Suzanne (Manchester U.) ; Kochebina, Olga (Orsay, LAL) ; Komarov, Ilya (Ecole Polytechnique, Lausanne) ; Koopman, Rose (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Koppenburg, Patrick (NIKHEF, Amsterdam) ; Korolev, Mikhail (SINP, Moscow) ; Kozlinskiy, Alexandr (NIKHEF, Amsterdam) ; Kravchuk, Leonid (Moscow, INR) ; Kreplin, Katharina (Heidelberg U.) ; Kreps, Michal (Warwick U.) ; Krocker, Georg (Heidelberg U.) ; Krokovny, Pavel (Novosibirsk, IYF ; Novosibirsk State U.) ; Kruse, Florian (Tech. U., Dortmund (main)) ; Kucharczyk, Marcin (INFN, Milan Bicocca ; Cracow, INP ; CERN ; Milan Bicocca U.) ; Kudryavtsev, Vasily (Novosibirsk, IYF ; Novosibirsk State U.) ; Kurek, Krzysztof (NCBJ, Swierk) ; Kvaratskheliya, Tengiz (Moscow, ITEP ; CERN) ; La Thi, Viet Nga (Ecole Polytechnique, Lausanne) ; Lacarrere, Daniel (CERN) ; Lafferty, George (Manchester U.) ; Lai, Adriano (INFN, Cagliari) ; Lambert, Dean (Edinburgh U.) ; Lambert, Robert W (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Lanciotti, Elisa (CERN) ; Lanfranchi, Gaia (Frascati) ; Langenbruch, Christoph (CERN) ; Langhans, Benedikt (CERN) ; Latham, Thomas (Warwick U.) ; Lazzeroni, Cristina (Birmingham U.) ; Le Gac, Renaud (Marseille, CPPM) ; van Leerdam, Jeroen (NIKHEF, Amsterdam) ; Lees, Jean-Pierre (Annecy, LAPP) ; Lefèvre, Regis (Clermont-Ferrand U.) ; Leflat, Alexander (SINP, Moscow) ; Lefrançois, Jacques (Orsay, LAL) ; Leo, Sabato (INFN, Pisa) ; Leroy, Olivier (Marseille, CPPM) ; Lesiak, Tadeusz (Cracow, INP) ; Leverington, Blake (Heidelberg U.) ; Li, Yiming (Peking U., CHEP) ; Liles, Myfanwy (Liverpool U.) ; Lindner, Rolf (CERN) ; Linn, Christian (CERN) ; Lionetto, Federica (Zurich U.) ; Liu, Bo (INFN, Cagliari) ; Liu, Guoming (CERN) ; Lohn, Stefan (CERN) ; Longstaff, Ian (Glasgow U.) ; Lopes, Jose (Rio de Janeiro Federal U.) ; Lopez-March, Neus (Ecole Polytechnique, Lausanne) ; Lowdon, Peter (Zurich U.) ; Lu, Haiting (Peking U., CHEP) ; Lucchesi, Donatella (INFN, Padua ; U. Padua (main)) ; Luo, Haofei (Edinburgh U.) ; Luppi, Eleonora (INFN, Ferrara ; Ferrara U.) ; Lupton, Oliver (Oxford U.) ; Machefert, Frederic (Orsay, LAL) ; Machikhiliyan, Irina V (Moscow, ITEP) ; Maciuc, Florin (Bucharest, IFIN-HH) ; Maev, Oleg (St. Petersburg, INP ; CERN) ; Malde, Sneha (Oxford U.) ; Manca, Giulia (INFN, Cagliari ; Cagliari U.) ; Mancinelli, Giampiero (Marseille, CPPM) ; Manzali, Matteo (INFN, Ferrara ; Ferrara U.) ; Maratas, Jan (Clermont-Ferrand U.) ; Marconi, Umberto (INFN, Bologna) ; Marin Benito, Carla (U. Barcelona (main)) ; Marino, Pietro (INFN, Pisa ; Pisa, Scuola Normale Superiore) ; Märki, Raphael (Ecole Polytechnique, Lausanne) ; Marks, Jörg (Heidelberg U.) ; Martellotti, Giuseppe (INFN, Rome) ; Martens, Aurelien (Paris U., VI-VII) ; Martín Sánchez, Alexandra (Orsay, LAL) ; Martinelli, Maurizio (NIKHEF, Amsterdam) ; Martinez Santos, Diego (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Martinez Vidal, Fernando (Valencia U., IFIC) ; Martins Tostes, Danielle (Rio de Janeiro Federal U.) ; Massafferri, André (Rio de Janeiro, CBPF) ; Matev, Rosen (CERN) ; Mathe, Zoltan (CERN) ; Matteuzzi, Clara (INFN, Milan Bicocca) ; Mazurov, Alexander (INFN, Ferrara ; CERN ; Ferrara U.) ; McCann, Michael (Imperial Coll., London) ; McCarthy, James (Birmingham U.) ; McNab, Andrew (Manchester U.) ; McNulty, Ronan (University Coll., Dublin) ; McSkelly, Ben (Liverpool U.) ; Meadows, Brian (Cincinnati U. ; Oxford U.) ; Meier, Frank (Tech. U., Dortmund (main)) ; Meissner, Marco (Heidelberg U.) ; Merk, Marcel (NIKHEF, Amsterdam) ; Milanes, Diego Alejandro (Paris U., VI-VII) ; Minard, Marie-Noelle (Annecy, LAPP) ; Molina Rodriguez, Josue (Rio de Janeiro, Pont. U. Catol.) ; Monteil, Stephane (Clermont-Ferrand U.) ; Moran, Dermot (Manchester U.) ; Morandin, Mauro (INFN, Padua) ; Morawski, Piotr (Cracow, INP) ; Mordà, Alessandro (Marseille, CPPM) ; Morello, Michael Joseph (INFN, Pisa ; Pisa, Scuola Normale Superiore) ; Mountain, Raymond (Syracuse U.) ; Muheim, Franz (Edinburgh U.) ; Müller, Katharina (Zurich U.) ; Muresan, Raluca (Bucharest, IFIN-HH) ; Muryn, Bogdan (AGH-UST, Cracow) ; Muster, Bastien (Ecole Polytechnique, Lausanne) ; Naik, Paras (Bristol U.) ; Nakada, Tatsuya (Ecole Polytechnique, Lausanne) ; Nandakumar, Raja (Rutherford) ; Nasteva, Irina (Rio de Janeiro, CBPF) ; Needham, Matthew (Edinburgh U.) ; Neri, Nicola (INFN, Milan) ; Neubert, Sebastian (CERN) ; Neufeld, Niko (CERN) ; Nguyen, Anh Duc (Ecole Polytechnique, Lausanne) ; Nguyen, Thi-Dung (Ecole Polytechnique, Lausanne) ; Nguyen-Mau, Chung (Ecole Polytechnique, Lausanne ; Hanoi U. of Sci.) ; Nicol, Michelle (Orsay, LAL) ; Niess, Valentin (Clermont-Ferrand U.) ; Niet, Ramon (Tech. U., Dortmund (main)) ; Nikitin, Nikolay (SINP, Moscow) ; Nikodem, Thomas (Heidelberg U.) ; Novoselov, Alexey (Serpukhov, IHEP) ; Oblakowska-Mucha, Agnieszka (AGH-UST, Cracow) ; Obraztsov, Vladimir (Serpukhov, IHEP) ; Oggero, Serena (NIKHEF, Amsterdam) ; Ogilvy, Stephen (Glasgow U.) ; Okhrimenko, Oleksandr (Kiev, INR) ; Oldeman, Rudolf (INFN, Cagliari ; Cagliari U.) ; Onderwater, Gerco (Groningen, KVI) ; Orlandea, Marius (Bucharest, IFIN-HH) ; Otalora Goicochea, Juan Martin (Rio de Janeiro Federal U.) ; Owen, Patrick (Imperial Coll., London) ; Oyanguren, Maria Arantza (U. Barcelona (main)) ; Pal, Bilas Kanti (Syracuse U.) ; Palano, Antimo (INFN, Bari ; Bari U.) ; Palombo, Fernando (INFN, Milan ; U. Milan (main)) ; Palutan, Matteo (Frascati) ; Panman, Jacob (CERN) ; Papanestis, Antonios (Rutherford ; CERN) ; Pappagallo, Marco (Glasgow U.) ; Pappalardo, Luciano (INFN, Ferrara) ; Parkes, Christopher (Manchester U.) ; Parkinson, Christopher John (Tech. U., Dortmund (main)) ; Passaleva, Giovanni (INFN, Florence) ; Patel, Girish (Liverpool U.) ; Patel, Mitesh (Imperial Coll., London) ; Patrignani, Claudia (INFN, Genoa ; Genoa U.) ; Pavel-Nicorescu, Carmen (Bucharest, IFIN-HH) ; Pazos Alvarez, Antonio (U. Santiago de Compostela (main)) ; Pearce, Alex (Manchester U.) ; Pellegrino, Antonio (NIKHEF, Amsterdam) ; Pepe Altarelli, Monica (CERN) ; Perazzini, Stefano (INFN, Bologna ; Bologna U.) ; Perez Trigo, Eliseo (U. Santiago de Compostela (main)) ; Perret, Pascal (Clermont-Ferrand U.) ; Perrin-Terrin, Mathieu (Marseille, CPPM) ; Pescatore, Luca (Birmingham U.) ; Pesen, Erhan (Celal Bayar U.) ; Pessina, Gianluigi (INFN, Milan Bicocca) ; Petridis, Konstantin (Imperial Coll., London) ; Petrolini, Alessandro (INFN, Genoa ; Genoa U.) ; Picatoste Olloqui, Eduardo (U. Barcelona (main)) ; Pietrzyk, Boleslaw (Annecy, LAPP) ; Pilař, Tomas (Warwick U.) ; Pinci, Davide (INFN, Rome) ; Pistone, Alessandro (INFN, Genoa) ; Playfer, Stephen (Edinburgh U.) ; Plo Casasus, Maximo (U. Santiago de Compostela (main)) ; Polci, Francesco (Paris U., VI-VII) ; Poluektov, Anton (Warwick U. ; Novosibirsk, IYF ; Novosibirsk State U.) ; Polycarpo, Erica (Rio de Janeiro Federal U.) ; Popov, Alexander (Serpukhov, IHEP) ; Popov, Dmitry (Heidelberg, Max Planck Inst.) ; Popovici, Bogdan (Bucharest, IFIN-HH) ; Potterat, Cédric (U. Barcelona (main)) ; Powell, Andrew (Oxford U.) ; Prisciandaro, Jessica (Ecole Polytechnique, Lausanne) ; Pritchard, Adrian (Liverpool U.) ; Prouve, Claire (Bristol U.) ; Pugatch, Valery (Kiev, INR) ; Puig Navarro, Albert (Ecole Polytechnique, Lausanne) ; Punzi, Giovanni (INFN, Pisa ; U. Pisa (main)) ; Qian, Wenbin (Annecy, LAPP) ; Rachwal, Bartolomiej (Cracow, INP) ; Rademacker, Jonas (Bristol U.) ; Rakotomiaramanana, Barinjaka (Ecole Polytechnique, Lausanne) ; Rama, Matteo (Frascati) ; Rangel, Murilo (Rio de Janeiro Federal U.) ; Raniuk, Iurii (Kharkov, KIPT) ; Rauschmayr, Nathalie (CERN) ; Raven, Gerhard (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Reichert, Stefanie (Manchester U.) ; Reid, Matthew (Warwick U.) ; dos Reis, Alberto (Rio de Janeiro, CBPF) ; Ricciardi, Stefania (Rutherford) ; Richards, Alexander (Imperial Coll., London) ; Rinnert, Kurt (Liverpool U.) ; Rives Molina, Vincente (U. Barcelona (main)) ; Roa Romero, Diego (Clermont-Ferrand U.) ; Robbe, Patrick (Orsay, LAL) ; Roberts, Douglas (Maryland U., College Park) ; Rodrigues, Ana Barbara (Rio de Janeiro, CBPF) ; Rodrigues, Eduardo (Manchester U.) ; Rodriguez Perez, Pablo (U. Santiago de Compostela (main)) ; Roiser, Stefan (CERN) ; Romanovsky, Vladimir (Serpukhov, IHEP) ; Romero Vidal, Antonio (U. Santiago de Compostela (main)) ; Rotondo, Marcello (INFN, Padua) ; Rouvinet, Julien (Ecole Polytechnique, Lausanne) ; Ruf, Thomas (CERN) ; Ruffini, Fabrizio (INFN, Pisa) ; Ruiz, Hugo (U. Barcelona (main)) ; Ruiz Valls, Pablo (U. Barcelona (main)) ; Sabatino, Giovanni (INFN, Rome ; Rome U., Tor Vergata) ; Saborido Silva, Juan Jose (U. Santiago de Compostela (main)) ; Sagidova, Naylya (St. Petersburg, INP) ; Sail, Paul (Glasgow U.) ; Saitta, Biagio (INFN, Cagliari ; Cagliari U.) ; Salustino Guimaraes, Valdir (Rio de Janeiro Federal U.) ; Sanmartin Sedes, Brais (U. Santiago de Compostela (main)) ; Santacesaria, Roberta (INFN, Rome) ; Santamarina Rios, Cibran (U. Santiago de Compostela (main)) ; Santovetti, Emanuele (INFN, Rome2 ; Rome U., Tor Vergata) ; Sapunov, Matvey (Marseille, CPPM) ; Sarti, Alessio (Frascati) ; Satriano, Celestina (INFN, Rome ; Basilicata U., Potenza) ; Satta, Alessia (INFN, Rome2) ; Savrie, Mauro (INFN, Ferrara ; Ferrara U.) ; Savrina, Darya (Moscow, ITEP ; SINP, Moscow) ; Schiller, Manuel (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Schindler, Heinrich (CERN) ; Schlupp, Maximilian (Tech. U., Dortmund (main)) ; Schmelling, Michael (Heidelberg, Max Planck Inst.) ; Schmidt, Burkhard (CERN) ; Schneider, Olivier (Ecole Polytechnique, Lausanne) ; Schopper, Andreas (CERN) ; Schune, Marie Helene (Orsay, LAL) ; Schwemmer, Rainer (CERN) ; Sciascia, Barbara (Frascati) ; Sciubba, Adalberto (INFN, Rome) ; Seco, Marcos (U. Santiago de Compostela (main)) ; Semennikov, Alexander (Moscow, ITEP) ; Senderowska, Katarzyna (AGH-UST, Cracow) ; Sepp, Indrek (Imperial Coll., London) ; Serra, Nicola (Zurich U.) ; Serrano, Justine (Marseille, CPPM) ; Seyfert, Paul (Heidelberg U.) ; Shapkin, Mikhail (Serpukhov, IHEP) ; Shapoval, Illya (INFN, Ferrara ; Kharkov, KIPT ; Ferrara U.) ; Shcheglov, Yury (St. Petersburg, INP) ; Shears, Tara (Liverpool U.) ; Shekhtman, Lev (Novosibirsk, IYF ; Novosibirsk State U.) ; Shevchenko, Oksana (Kharkov, KIPT) ; Shevchenko, Vladimir (Kurchatov Inst., Moscow) ; Shires, Alexander (Tech. U., Dortmund (main)) ; Silva Coutinho, Rafael (Warwick U.) ; Simi, Gabriele (INFN, Padua) ; Sirendi, Marek (Cambridge U.) ; Skidmore, Nicola (Bristol U.) ; Skwarnicki, Tomasz (Syracuse U.) ; Smith, Anthony (Liverpool U.) ; Smith, Edmund (Oxford U. ; Rutherford) ; Smith, Eluned (Imperial Coll., London) ; Smith, Jackson (Cambridge U.) ; Smith, Mark (Manchester U.) ; Snoek, Hella (NIKHEF, Amsterdam) ; Sokoloff, Michael (Cincinnati U.) ; Soler, Paul (Glasgow U.) ; Soomro, Fatima (Ecole Polytechnique, Lausanne) ; Souza, Daniel (Bristol U.) ; Souza De Paula, Bruno (Rio de Janeiro Federal U.) ; Spaan, Bernhard (Tech. U., Dortmund (main)) ; Sparkes, Ailsa (Edinburgh U.) ; Spinella, Franco (INFN, Pisa) ; Spradlin, Patrick (Glasgow U.) ; Stagni, Federico (CERN) ; Stahl, Sascha (Heidelberg U.) ; Steinkamp, Olaf (Zurich U.) ; Stevenson, Scott (Oxford U.) ; Stoica, Sabin (Bucharest, IFIN-HH) ; Stone, Sheldon (Syracuse U.) ; Storaci, Barbara (Zurich U.) ; Stracka, Simone (INFN, Pisa ; CERN) ; Straticiuc, Mihai (Bucharest, IFIN-HH) ; Straumann, Ulrich (Zurich U.) ; Stroili, Roberto (INFN, Padua) ; Subbiah, Vijay Kartik (CERN) ; Sun, Liang (Cincinnati U.) ; Sutcliffe, William (Imperial Coll., London) ; Swientek, Stefan (Tech. U., Dortmund (main)) ; Syropoulos, Vasileios (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Szczekowski, Marek (NCBJ, Swierk) ; Szczypka, Paul (Ecole Polytechnique, Lausanne ; CERN) ; Szilard, Daniela (Rio de Janeiro Federal U.) ; Szumlak, Tomasz (AGH-UST, Cracow) ; T'Jampens, Stephane (Annecy, LAPP) ; Teklishyn, Maksym (Orsay, LAL) ; Tellarini, Giulia (INFN, Ferrara ; Ferrara U.) ; Teodorescu, Eliza (Bucharest, IFIN-HH) ; Teubert, Frederic (CERN) ; Thomas, Christopher (Oxford U.) ; Thomas, Eric (CERN) ; van Tilburg, Jeroen (Heidelberg U.) ; Tisserand, Vincent (Annecy, LAPP) ; Tobin, Mark (Ecole Polytechnique, Lausanne) ; Tolk, Siim (NIKHEF, Amsterdam ; Vrije U., Amsterdam) ; Tomassetti, Luca (INFN, Ferrara ; Ferrara U.) ; Tonelli, Diego (CERN) ; Topp-Joergensen, Stig (Oxford U.) ; Torr, Nicholas (Oxford U.) ; Tournefier, Edwige (Annecy, LAPP ; Imperial Coll., London) ; Tourneur, Stephane (Ecole Polytechnique, Lausanne) ; Tran, Minh Tâm (Ecole Polytechnique, Lausanne) ; Tresch, Marco (Zurich U.) ; Tsaregorodtsev, Andrei (Marseille, CPPM) ; Tsopelas, Panagiotis (NIKHEF, Amsterdam) ; Tuning, Niels (NIKHEF, Amsterdam) ; Ubeda Garcia, Mario (CERN) ; Ukleja, Artur (NCBJ, Swierk) ; Ustyuzhanin, Andrey (Kurchatov Inst., Moscow) ; Uwer, Ulrich (Heidelberg U.) ; Vagnoni, Vincenzo (INFN, Bologna) ; Valenti, Giovanni (INFN, Bologna) ; Vallier, Alexis (Orsay, LAL) ; Vazquez Gomez, Ricardo (Frascati) ; Vazquez Regueiro, Pablo (U. Santiago de Compostela (main)) ; Vázquez Sierra, Carlos (U. Santiago de Compostela (main)) ; Vecchi, Stefania (INFN, Ferrara) ; Velthuis, Jaap (Bristol U.) ; Veltri, Michele (INFN, Florence ; U. Urbino (main)) ; Veneziano, Giovanni (Ecole Polytechnique, Lausanne) ; Vesterinen, Mika (Heidelberg U.) ; Viaud, Benoit (Orsay, LAL) ; Vieira, Daniel (Rio de Janeiro Federal U.) ; Vilasis-Cardona, Xavier (U. Barcelona (main) ; Ramon Llull U., Barcelona) ; Vollhardt, Achim (Zurich U.) ; Volyanskyy, Dmytro (Heidelberg, Max Planck Inst.) ; Voong, David (Bristol U.) ; Vorobyev, Alexey (St. Petersburg, INP) ; Vorobyev, Vitaly (Novosibirsk, IYF ; Novosibirsk State U.) ; Voß, Christian (Rostock U.) ; Voss, Helge (Heidelberg, Max Planck Inst.) ; de Vries, Jacco (NIKHEF, Amsterdam) ; Waldi, Roland (Rostock U.) ; Wallace, Charlotte (Warwick U.) ; Wallace, Ronan (University Coll., Dublin) ; Wandernoth, Sebastian (Heidelberg U.) ; Wang, Jianchun (Syracuse U.) ; Ward, David (Cambridge U.) ; Watson, Nigel (Birmingham U.) ; Webber, Adam Dane (Manchester U.) ; Websdale, David (Imperial Coll., London) ; Whitehead, Mark (Warwick U.) ; Wicht, Jean (CERN) ; Wiechczynski, Jaroslaw (Cracow, INP) ; Wiedner, Dirk (Heidelberg U.) ; Wilkinson, Guy (Oxford U.) ; Williams, Matthew (Warwick U. ; Rutherford) ; Williams, Mike (MIT) ; Wilson, Fergus (Rutherford) ; Wimberley, Jack (Maryland U., College Park) ; Wishahi, Julian (Tech. U., Dortmund (main)) ; Wislicki, Wojciech (NCBJ, Swierk) ; Witek, Mariusz (Cracow, INP) ; Wormser, Guy (Orsay, LAL) ; Wotton, Stephen (Cambridge U.) ; Wright, Simon (Cambridge U.) ; Wu, Suzhi (Peking U., CHEP) ; Wyllie, Kenneth (CERN) ; Xie, Yuehong (Edinburgh U. ; CERN) ; Xing, Zhou (Syracuse U.) ; Yang, Zhenwei (Peking U., CHEP) ; Yuan, Xuhao (Peking U., CHEP) ; Yushchenko, Oleg (Serpukhov, IHEP) ; Zangoli, Maria (INFN, Bologna) ; Zavertyaev, Mikhail (Heidelberg, Max Planck Inst. ; Lebedev Inst.) ; Zhang, Feng (Peking U., CHEP) ; Zhang, Liming (Syracuse U.) ; Zhang, Wen Chao (University Coll., Dublin) ; Zhang, Yanxi (Peking U., CHEP) ; Zhelezov, Alexey (Heidelberg U.) ; Zhokhov, Anatoly (Moscow, ITEP) ; Zhong, Liang (Peking U., CHEP) ; Zvyagin, Alexander (CERN) |
Publication | 2014-06-27 |
Imprint | 25 Feb 2014 |
Number of pages | 9 |
Note | Comments: 11 pages, 6 figures; version 2 after response to referee 11 pages, 6 figures; version 2 after response to referee, v3 minor corrections |
In: | Phys. Lett. B 734 (2014) 122 |
DOI | 10.1016/j.physletb.2014.05.021 |
Subject category | Particle Physics - Experiment |
Accelerator/Facility, Experiment | CERN LHC ; LHCb |
Free keywords | flavor physics ; B physics |
Abstract | The LHCb measurement of the lifetime ratio of the $\Lambda^0_b$ to the $\overline{B}^0$ meson is updated using data corresponding to an integrated luminosity of 3.0 fb$^{-1}$ collected using 7 and 8 TeV centre-of-mass energy $pp$ collisions at the LHC. The decay modes used are $\overline{\Lambda}^0_b \to J/\psi p K^-$ and $\overline{B}^0 \to J/\psi \pi^+ K^-$, where the $\pi^+K^-$ mass is consistent with that of the $\overline{K}^{*0}(892)$ meson. The lifetime ratio is determined with unprecedented precision to be $0.974\pm0.006\pm0.004$, where the first uncertainty is statistical and the second systematic. This result is in agreement with original theoretical predictions based on the heavy quark expansion. Using the current world average of the $\overline{B}^0$ lifetime, the $\Lambda^0_b$ lifetime is found to be $1.479 \pm 0.009 \pm 0.010$ ps. |
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