Literature DB >> 25166655

Measurement of the Bs(0)→μ+ μ- branching fraction and search for B(0)→μ+ μ- decays at the LHCb experiment.

R Aaij1, B Adeva2, M Adinolfi3, C Adrover4, A Affolder5, Z Ajaltouni6, J Albrecht7, F Alessio8, M Alexander9, S Ali1, G Alkhazov10, P Alvarez Cartelle2, A A Alves11, S Amato12, S Amerio13, Y Amhis14, L Anderlini15, J Anderson16, R Andreassen17, J E Andrews18, R B Appleby19, O Aquines Gutierrez20, F Archilli21, A Artamonov22, M Artuso23, E Aslanides4, G Auriemma24, M Baalouch6, S Bachmann25, J J Back26, A Badalov27, C Baesso28, V Balagura29, W Baldini30, R J Barlow19, C Barschel8, S Barsuk14, W Barter31, Th Bauer1, A Bay32, J Beddow9, F Bedeschi33, I Bediaga34, S Belogurov29, K Belous22, I Belyaev29, E Ben-Haim35, G Bencivenni21, S Benson36, J Benton3, A Berezhnoy37, R Bernet16, M-O Bettler31, M van Beuzekom1, A Bien25, S Bifani38, T Bird19, A Bizzeti15, P M Bjørnstad19, T Blake8, F Blanc32, S Blusk23, V Bocci24, A Bondar39, N Bondar10, W Bonivento40, S Borghi19, A Borgia23, T J V Bowcock5, E Bowen16, C Bozzi30, T Brambach7, J van den Brand41, J Bressieux32, D Brett19, M Britsch20, T Britton23, N H Brook3, H Brown5, I Burducea42, A Bursche16, G Busetto13, J Buytaert8, S Cadeddu40, O Callot14, M Calvi43, M Calvo Gomez27, A Camboni27, P Campana44, D Campora Perez8, A Carbone45, G Carboni46, R Cardinale47, A Cardini40, H Carranza-Mejia36, L Carson48, K Carvalho Akiba12, G Casse5, L Castillo Garcia8, M Cattaneo8, Ch Cauet7, R Cenci18, M Charles49, Ph Charpentier8, P Chen50, N Chiapolini16, M Chrzaszcz51, K Ciba52, X Cid Vidal8, G Ciezarek48, P E L Clarke36, M Clemencic8, H V Cliff31, J Closier8, C Coca42, V Coco1, J Cogan4, E Cogneras6, P Collins8, A Comerma-Montells27, A Contu53, A Cook3, M Coombes3, S Coquereau35, G Corti8, B Couturier8, G A Cowan36, E Cowie3, D C Craik26, S Cunliffe48, R Currie36, C D'Ambrosio8, P David35, P N Y David1, A Davis17, I De Bonis54, K De Bruyn1, S De Capua19, M De Cian25, J M De Miranda34, L De Paula12, W De Silva17, P De Simone21, D Decamp54, M Deckenhoff7, L Del Buono35, N Déléage54, D Derkach49, O Deschamps6, F Dettori41, A Di Canto25, H Dijkstra8, M Dogaru42, S Donleavy5, F Dordei25, A Dosil Suárez2, D Dossett26, A Dovbnya55, F Dupertuis32, P Durante8, R Dzhelyadin22, A Dziurda56, A Dzyuba10, S Easo57, U Egede48, V Egorychev29, S Eidelman39, D van Eijk1, S Eisenhardt36, U Eitschberger7, R Ekelhof7, L Eklund58, I El Rifai6, Ch Elsasser16, A Falabella45, C Färber25, C Farinelli1, S Farry5, D Ferguson36, V Fernandez Albor2, F Ferreira Rodrigues34, M Ferro-Luzzi8, S Filippov59, M Fiore30, C Fitzpatrick8, M Fontana20, F Fontanelli47, R Forty8, O Francisco12, M Frank8, C Frei8, M Frosini60, E Furfaro46, A Gallas Torreira2, D Galli45, M Gandelman12, P Gandini23, Y Gao61, J Garofoli23, P Garosi19, J Garra Tico31, L Garrido27, C Gaspar8, R Gauld49, E Gersabeck25, M Gersabeck19, T Gershon26, Ph Ghez54, V Gibson31, L Giubega42, V V Gligorov8, C Göbel28, D Golubkov29, A Golutvin62, A Gomes12, P Gorbounov63, H Gordon8, C Gotti43, M Grabalosa Gándara6, R Graciani Diaz27, L A Granado Cardoso8, E Graugés27, G Graziani15, A 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Mordà4, M J Morello33, R Mountain23, I Mous1, F Muheim36, K Müller16, R Muresan42, B Muryn67, B Muster32, P Naik3, T Nakada32, R Nandakumar57, I Nasteva34, M Needham36, S Neubert8, N Neufeld8, A D Nguyen32, T D Nguyen32, C Nguyen-Mau32, M Nicol14, V Niess6, R Niet7, N Nikitin37, T Nikodem25, A Nomerotski49, A Novoselov22, A Oblakowska-Mucha67, V Obraztsov22, S Oggero1, S Ogilvy9, O Okhrimenko66, R Oldeman40, M Orlandea42, J M Otalora Goicochea12, P Owen48, A Oyanguren27, B K Pal23, A Palano76, T Palczewski70, M Palutan21, J Panman8, A Papanestis57, M Pappagallo9, C Parkes19, C J Parkinson48, G Passaleva15, G D Patel5, M Patel48, G N Patrick57, C Patrignani47, C Pavel-Nicorescu42, A Pazos Alvarez2, A Pellegrino1, G Penso24, M Pepe Altarelli8, S Perazzini45, E Perez Trigo2, A Pérez-Calero Yzquierdo27, P Perret6, M Perrin-Terrin4, L Pescatore38, E Pesen77, K Petridis48, A Petrolini47, A Phan23, E Picatoste Olloqui27, B Pietrzyk54, T Pilař26, D Pinci24, S Playfer36, M Plo Casasus2, F 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Abstract

A search for the rare decays Bs(0)→μ+ μ- and B(0)→μ+ μ- is performed at the LHCb experiment. The data analyzed correspond to an integrated luminosity of 1  fb(-1) of pp collisions at a center-of-mass energy of 7 TeV and 2  fb(-1) at 8 TeV. An excess of Bs(0)→μ+ μ- signal candidates with respect to the background expectation is seen with a significance of 4.0 standard deviations. A time-integrated branching fraction of B(Bs(0)→μ+ μ-)=(2.9(-1.0)(+1.1))×10(-9) is obtained and an upper limit of B(B(0)→μ+ μ-)<7.4×10(-10) at 95% confidence level is set. These results are consistent with the standard model expectations.

Year:  2013        PMID: 25166655     DOI: 10.1103/PhysRevLett.111.101805

Source DB:  PubMed          Journal:  Phys Rev Lett        ISSN: 0031-9007            Impact factor:   9.161


  19 in total

1.  High-energy physics: Proton smasher spots rare particle decays.

Authors:  Daria Zieminska
Journal:  Nature       Date:  2015-05-13       Impact factor: 49.962

2.  Observation of the rare B(s)(0) →µ+µ− decay from the combined analysis of CMS and LHCb data.

Authors: 
Journal:  Nature       Date:  2015-06-04       Impact factor: 49.962

Review 3.  Physics at the [Formula: see text] linear collider.

Authors:  G Moortgat-Pick; H Baer; M Battaglia; G Belanger; K Fujii; J Kalinowski; S Heinemeyer; Y Kiyo; K Olive; F Simon; P Uwer; D Wackeroth; P M Zerwas; A Arbey; M Asano; J Bagger; P Bechtle; A Bharucha; J Brau; F Brümmer; S Y Choi; A Denner; K Desch; S Dittmaier; U Ellwanger; C Englert; A Freitas; I Ginzburg; S Godfrey; N Greiner; C Grojean; M Grünewald; J Heisig; A Höcker; S Kanemura; K Kawagoe; R Kogler; M Krawczyk; A S Kronfeld; J Kroseberg; S Liebler; J List; F Mahmoudi; Y Mambrini; S Matsumoto; J Mnich; K Mönig; M M Mühlleitner; R Pöschl; W Porod; S Porto; K Rolbiecki; M Schmitt; P Serpico; M Stanitzki; O Stål; T Stefaniak; D Stöckinger; G Weiglein; G W Wilson; L Zeune; F Moortgat; S Xella; J Bagger; J Brau; J Ellis; K Kawagoe; S Komamiya; A S Kronfeld; J Mnich; M Peskin; D Schlatter; A Wagner; H Yamamoto
Journal:  Eur Phys J C Part Fields       Date:  2015-08-14       Impact factor: 4.590

4.  The Standard Model from LHC to future colliders.

Authors:  S Forte; A Nisati; G Passarino; R Tenchini; C M Carloni Calame; M Chiesa; M Cobal; G Corcella; G Degrassi; G Ferrera; L Magnea; F Maltoni; G Montagna; P Nason; O Nicrosini; C Oleari; F Piccinini; F Riva; A Vicini
Journal:  Eur Phys J C Part Fields       Date:  2015-11-25       Impact factor: 4.590

Review 5.  Supersymmetric fits after the Higgs discovery and implications for model building.

Authors:  John Ellis
Journal:  Eur Phys J C Part Fields       Date:  2014-05-27       Impact factor: 4.590

6.  Comprehensive Bayesian analysis of rare (semi)leptonic and radiative [Formula: see text] decays.

Authors:  Frederik Beaujean; Christoph Bobeth; Danny van Dyk
Journal:  Eur Phys J C Part Fields       Date:  2014-06-03       Impact factor: 4.590

7.  The NUHM2 after LHC Run 1.

Authors:  O Buchmueller; R Cavanaugh; M Citron; A De Roeck; M J Dolan; J R Ellis; H Flächer; S Heinemeyer; S Malik; J Marrouche; D Martínez Santos; K A Olive; K J de Vries; G Weiglein
Journal:  Eur Phys J C Part Fields       Date:  2014-12-17       Impact factor: 4.590

8.  Constraints on tensor and scalar couplings from [Formula: see text] and [Formula: see text].

Authors:  Frederik Beaujean; Christoph Bobeth; Stephan Jahn
Journal:  Eur Phys J C Part Fields       Date:  2015-09-28       Impact factor: 4.590

9.  Predictions for the [Formula: see text] decay.

Authors:  L Roca; M Mai; E Oset; Ulf-G Meißner
Journal:  Eur Phys J C Part Fields       Date:  2015-05-19       Impact factor: 4.590

10.  Collider Interplay for Supersymmetry, Higgs and Dark Matter.

Authors:  O Buchmueller; M Citron; J Ellis; S Guha; J Marrouche; K A Olive; K de Vries; Jiaming Zheng
Journal:  Eur Phys J C Part Fields       Date:  2015-10-01       Impact factor: 4.590

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