Search for the doubly heavy baryons and decaying to and *

Author:

Aaij R.,Abellán Beteta C.,Ackernley T.,Adeva B.,Adinolfi M.,Afsharnia H.,Aidala C.A.,Aiola S.,Ajaltouni Z.,Akar S.,Albrecht J.,Alessio F.,Alexander M.,Alfonso Albero A.,Aliouche Z.,Alkhazov G.,Alvarez Cartelle P.,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 J.J.,Baladron Rodriguez P.,Balagura V.,Baldini W.,Baptista Leite J.,Barlow R.J.,Barsuk S.,Barter W.,Bartolini M.,Baryshnikov F.,Basels J.M.,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 H.C.,Bertella C.,Bertolin A.,Betancourt C.,Betti F.,Bezshyiko Ia.,Bhasin S.,Bhom J.,Bian L.,Bieker M.S.,Bifani S.,Billoir P.,Birch M.,Bishop F.C.R.,Bitadze A.,Bizzeti A.,Bjørn M.,Blago M.P.,Blake T.,Blanc F.,Blusk S.,Bobulska D.,Boelhauve J.A.,Boente Garcia O.,Boettcher T.,Boldyrev A.,Bondar A.,Bondar N.,Borghi S.,Borisyak M.,Borsato M.,Borsuk J.T.,Bouchiba S.A.,Bowcock T.J.V.,Boyer A.,Bozzi C.,Bradley M.J.,Braun S.,Brea Rodriguez A.,Brodski M.,Brodzicka J.,Brossa Gonzalo A.,Brundu D.,Buonaura A.,Burr C.,Bursche A.,Butkevich A.,Butter J.S.,Buytaert J.,Byczynski W.,Cadeddu S.,Cai H.,Calabrese R.,Calefice L.,Calero Diaz L.,Cali S.,Calladine R.,Calvi M.,Calvo Gomez M.,Camargo Magalhaes P.,Camboni A.,Campana P.,Campoverde Quezada A.F.,Capelli S.,Capriotti L.,Carbone A.,Carboni G.,Cardinale R.,Cardini A.,Carli I.,Carniti P.,Carus L.,Carvalho Akiba K.,Casais Vidal A.,Casse G.,Cattaneo M.,Cavallero G.,Celani S.,Cerasoli J.,Chadwick A.J.,Chapman M.G.,Charles M.,Charpentier Ph.,Chatzikonstantinidis G.,Chavez Barajas C.A.,Chefdeville M.,Chen C.,Chen S.,Chernov A.,Chobanova V.,Cholak S.,Chrzaszcz M.,Chubykin A.,Chulikov V.,Ciambrone P.,Cicala M.F.,Cid Vidal X.,Ciezarek G.,Clarke P.E.L.,Clemencic M.,Cliff H.V.,Closier J.,Cobbledick J.L.,Coco V.,Coelho J.A.B.,Cogan J.,Cogneras E.,Cojocariu L.,Collins P.,Colombo T.,Congedo L.,Contu A.,Cooke N.,Coombs G.,Corti G.,Costa Sobral C.M.,Couturier B.,Craik D.C.,Crkovská J.,Cruz Torres M.,Currie R.,Da Silva C.L.,Dall'Occo E.,Dalseno J.,D'Ambrosio C.,Danilina A.,d'Argent P.,Davis A.,De Aguiar Francisco O.,De Bruyn K.,De Capua S.,De Cian M.,De Miranda J.M.,De Paula L.,De Serio M.,De Simone D.,De Simone P.,de Vries J.A.,Dean C.T.,Decamp D.,Del Buono L.,Delaney B.,Dembinski H.-P.,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 A.M.,Dordei F.,dos Reis A.C.,Douglas L.,Dovbnya A.,Downes A.G.,Dreimanis K.,Dudek M.W.,Dufour L.,Duk V.,Durante P.,Durham J.M.,Dutta D.,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.,Féo M.,Fernandez Prieto A.,Fernandez-tenllado Arribas J.M.,Ferrari F.,Ferreira Lopes L.,Ferreira Rodrigues F.,Ferreres Sole S.,Ferrillo M.,Ferro-Luzzi M.,Filippov S.,Fini R.A.,Fiorini M.,Firlej M.,Fischer K.M.,Fitzpatrick C.,Fiutowski T.,Fleuret F.,Fontana M.,Fontanelli F.,Forty R.,Franco Lima V.,Franco Sevilla M.,Frank M.,Franzoso E.,Frau G.,Frei C.,Friday D.A.,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.,Garcia Martin L.M.,Garcia Moreno P.,García Pardiñas J.,Garcia Plana B.,Garcia Rosales F.A.,Garrido L.,Gaspar C.,Geertsema R.E.,Gerick D.,Gerken L.L.,Gersabeck E.,Gersabeck M.,Gershon T.,Gerstel D.,Ghez Ph.,Gibson V.,Giemza H.K.,Giovannetti M.,Gioventù A.,Gironella Gironell P.,Giubega L.,Giugliano C.,Gizdov K.,Gkougkousis E.L.,Gligorov V.V.,Göbel C.,Golobardes E.,Golubkov D.,Golutvin A.,Gomes A.,Gomez Fernandez S.,Goncalves Abrantes F.,Goncerz M.,Gong G.,Gorbounov P.,Gorelov I.V.,Gotti C.,Govorkova E.,Grabowski J.P.,Grammatico T.,Granado Cardoso L.A.,Graugés E.,Graverini E.,Graziani G.,Grecu A.,Greeven L.M.,Griffith P.,Grillo L.,Gromov S.,Gruberg Cazon B.R.,Gu C.,Guarise M.,Günther P. A.,Gushchin E.,Guth A.,Guz Y.,Gys T.,Hadavizadeh T.,Haefeli G.,Haen C.,Haimberger J.,Halewood-leagas T.,Hamilton P.M.,Han Q.,Han X.,Hancock T.H.,Hansmann-Menzemer S.,Harnew N.,Harrison T.,Hasse C.,Hatch M.,He J.,Hecker M.,Heijhoff K.,Heinicke K.,Hennequin A.M.,Hennessy K.,Henry L.,Heuel J.,Hicheur A.,Hill D.,Hilton M.,Hollitt S.E.,Hu J.,Hu J.,Hu W.,Huang W.,Huang X.,Hulsbergen W.,Hunter R.J.,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 B.K.,Jawahery A.,Jevtic V.,Jezabek M.,Jiang F.,John M.,Johnson D.,Jones C.R.,Jones T.P.,Jost B.,Jurik N.,Kandybei S.,Kang Y.,Karacson M.,Karpov M.,Keizer F.,Kenzie M.,Ketel T.,Khanji B.,Kharisova A.,Kholodenko S.,Kirn T.,Kirsebom V.S.,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 R.D.,Kreps M.,Kress F.,Kretzschmar S.,Krokovny P.,Krupa W.,Krzemien W.,Kucewicz W.,Kucharczyk M.,Kudryavtsev V.,Kuindersma H.S.,Kunde G.J.,Kvaratskheliya T.,Lacarrere D.,Lafferty G.,Lai A.,Lampis A.,Lancierini D.,Lane J.J.,Lane R.,Lanfranchi G.,Langenbruch C.,Langer J.,Lantwin O.,Latham T.,Lazzari F.,Le Gac R.,Lee S.H.,Lefèvre R.,Leflat A.,Legotin S.,Leroy O.,Lesiak T.,Leverington B.,Li H.,Li L.,Li P.,Li S.,Li Y.,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 J.H.,Lovell G.H.,Lu Y.,Lucchesi D.,Luchuk S.,Lucio Martinez M.,Lukashenko V.,Luo Y.,Lupato A.,Luppi E.,Lupton O.,Lusiani A.,Lyu X.,Ma L.,Ma R.,Maccolini S.,Machefert F.,Maciuc F.,Macko V.,Mackowiak P.,Maddrell-Mander S.,Madejczyk O.,Madhan Mohan L.R.,Maev O.,Maevskiy A.,Maisuzenko D.,Majewski M.W.,Malczewski J.J.,Malde S.,Malecki B.,Malinin A.,Maltsev T.,Malygina H.,Manca G.,Mancinelli G.,Manuzzi D.,Marangotto D.,Maratas J.,Marchand J.F.,Marconi U.,Mariani S.,Marin Benito C.,Marinangeli M.,Marino P.,Marks J.,Marshall A.M.,Marshall P.J.,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 K.R.,Mauri A.,Maurice E.,Mauricio J.,Mazurek M.,McCann M.,Mcconnell L.,Mcgrath T.H.,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 D.A.,Millard E.,Milovanovic M.,Minard M.-N.,Minotti A.,Minzoni L.,Mitchell S.E.,Mitreska B.,Mitzel D.S.,Mödden A.,Mohammed R.A.,Moise R.D.,Mombächer T.,Monroy I.A.,Monteil S.,Morandin M.,Morello G.,Morello M.J.,Moron J.,Morris A.B.,Morris A.G.,Mountain R.,Mu H.,Muheim F.,Mukherjee M.,Mulder M.,Müller D.,Müller K.,Murphy C.H.,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 T.D.,Nguyen-Mau C.,Niel E.M.,Nieswand S.,Nikitin N.,Nolte N.S.,Nunez C.,Oblakowska-Mucha A.,Obraztsov V.,O'Hanlon D.P.,Oldeman R.,Olivares M.E.,Onderwater C.J.G.,Ossowska A.,Otalora Goicochea J.M.,Ovsiannikova T.,Owen P.,Oyanguren A.,Pagare B.,Pais P.R.,Pajero T.,Palano A.,Palutan M.,Pan Y.,Panshin G.,Papanestis A.,Pappagallo M.,Pappalardo L.L.,Pappenheimer C.,Parker W.,Parkes C.,Parkinson C.J.,Passalacqua B.,Passaleva G.,Pastore A.,Patel M.,Patrignani C.,Pawley C.J.,Pearce A.,Pellegrino A.,Pepe Altarelli M.,Perazzini S.,Pereima D.,Perret P.,Petric M.,Petridis K.,Petrolini A.,Petrov A.,Petrucci S.,Petruzzo M.,Pham T.T.H.,Philippov A.,Pica L.,Piccini M.,Pietrzyk B.,Pietrzyk G.,Pili M.,Pinci D.,Pisani F.,Resmi P.K,Placinta V.,Plews J.,Plo Casasus M.,Polci F.,Poli Lener M.,Poliakova M.,Poluektov A.,Polukhina N.,Polyakov I.,Polycarpo E.,Pomery G.J.,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.,Rabadan Trejo R.I.,Rachwal B.,Rademacker J.H.,Rama M.,Ramos Pernas M.,Rangel M.S.,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 A.B.,Rodrigues E.,Rodriguez Lopez J.A.,Rollings A.,Roloff P.,Romanovskiy V.,Romero Lamas M.,Romero Vidal A.,Roth J.D.,Rotondo M.,Rudolph M.S.,Ruf T.,Ruiz Vidal J.,Ryzhikov A.,Ryzka J.,Saborido Silva J.J.,Sagidova N.,Sahoo N.,Saitta B.,Sanchez Gonzalo D.,Sanchez Gras C.,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.,Scantlebury Smead L.G.,Schael S.,Schellenberg M.,Schiller M.,Schindler H.,Schmelling M.,Schmidt B.,Schneider O.,Schopper A.,Schubiger M.,Schulte S.,Schune M.H.,Schwemmer R.,Sciascia B.,Sellam S.,Semennikov A.,Senghi Soares M.,Sergi A.,Serra N.,Sestini L.,Seuthe A.,Seyfert P.,Shang Y.,Shangase D.M.,Shapkin M.,Shchemerov I.,Shchutska L.,Shears T.,Shekhtman L.,Shen Z.,Shevchenko V.,Shields E.B.,Shmanin E.,Shupperd J.D.,Siddi B.G.,Silva Coutinho R.,Simi G.,Simone S.,Skidmore N.,Skwarnicki T.,Slater M.W.,Slazyk I.,Smallwood J.C.,Smeaton J.G.,Smetkina A.,Smith E.,Smith M.,Snoch A.,Soares M.,Soares Lavra L.,Sokoloff M.D.,Soler F.J.P.,Solovev A.,Solovyev I.,De Almeida F.L. Souza,De Paula B. Souza,Spaan B.,Spadaro Norella E.,Spradlin P.,Stagni F.,Stahl M.,Stahl S.,Stefko P.,Steinkamp O.,Stenyakin O.,Stevens H.,Stone S.,Stramaglia M.E.,Straticiuc M.,Strekalina D.,Suljik F.,Sun J.,Sun L.,Sun Y.,Svihra P.,Swallow P.N.,Swientek K.,Szabelski A.,Szumlak T.,Szymanski M.,Taneja S.,Teubert F.,Thomas E.,Thomson K.A.,Tisserand V.,T'Jampens S.,Tobin M.,Tomassetti L.,Torres Machado D.,Tou D.Y.,Tran M.T.,Trifonova E.,Trippl C.,Tuci G.,Tully A.,Tuning N.,Ukleja A.,Unverzagt D.J.,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 C.B.,van Veghel M.,Vazquez Gomez R.,Vazquez Regueiro P.,Vázquez Sierra C.,Vecchi S.,Velthuis J.J.,Veltri M.,Venkateswaran A.,Veronesi M.,Vesterinen M.,Vieira D.,Vieites Diaz M.,Viemann H.,Vilasis-Cardona X.,Vilella Figueras E.,Vincent P.,Vitali G.,Vom Bruch D.,Vorobyev A.,Vorobyev V.,Voropaev N.,Waldi R.,Walsh J.,Wang C.,Wang J.,Wang J.,Wang J.,Wang J.,Wang M.,Wang R.,Wang Y.,Wang Z.,Wang Z.,Wark H.M.,Watson N.K.,Weber S.G.,Websdale D.,Weisser C.,Westhenry B.D.C.,White D.J.,Whitehead M.,Wiedner D.,Wilkinson G.,Wilkinson M.,Williams I.,Williams M.,Williams M.R.J.,Wilson F.F.,Wislicki W.,Witek M.,Witola L.,Wormser G.,Wotton S.A.,Wu H.,Wyllie K.,Xiang Z.,Xiao D.,Xie Y.,Xu A.,Xu J.,Xu L.,Xu M.,Xu Q.,Xu Z.,Xu Z.,Yang D.,Yang S.,Yang Y.,Yang Z.,Yang Z.,Yao Y.,Yeomans L.E.,Yin H.,Yu J.,Yuan X.,Yushchenko O.,Zaffaroni E.,Zavertyaev M.,Zdybal M.,Zenaiev O.,Zeng M.,Zhang D.,Zhang L.,Zhang S.,Zhang Y.,Zhang Y.,Zhelezov A.,Zheng Y.,Zhou X.,Zhou Y.,Zhu X.,Zhukov V.,Zonneveld J.B.,Zou Q.,Zucchelli S.,Zuliani D.,Zunica G.,(LHCb Collaboration)

Abstract

Abstract The first search for the doubly heavy baryon and a search for the baryon are performed using collision data collected via the experiment from 2016 to 2018 at a centre-of-mass energy of , corresponding to an integrated luminosity of 5.2 . The baryons are reconstructed via their decays to and . No significant excess is found for invariant masses between 6700 and 7300 , in a rapidity range from 2.0 to 4.5 and a transverse momentum range from 2 to 20 . Upper limits are set on the ratio of the and production cross-section times the branching fraction to ( ) relative to that of the ( ) baryon, for different lifetime hypotheses, at 95% confidence level. The upper limits range from to for the ( ) decay, and from to for the ( ) decay, depending on the considered mass and lifetime of the ( ) baryon.

Funder

Ministry of Science and Technology of the People's Republic of China

Publisher

IOP Publishing

Subject

Astronomy and Astrophysics,Instrumentation,Nuclear and High Energy Physics

Cited by 24 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Further study on the production of P-wave doubly heavy baryons from Z-boson decays;Physics Letters B;2023-12

2. Magnetic dipole moments of bottom-charm baryons in light-cone QCD;The European Physical Journal C;2023-10-03

3. Spectroscopy at LHCb: experimental overview;Journal of Physics: Conference Series;2023-09-01

4. Search for the doubly heavy baryon decaying to *;Chinese Physics C;2023-09-01

5. Mass spectra of bottom-charm baryons;International Journal of Modern Physics A;2023-07-10

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