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The result of a search for heavy long-lived charged particles produced in pp collisions at root s = 7 TeV at the LHC is described. The data sample has been collected using the CMS detector and corresponds to an integrated luminosity of 5.0 fb(-1). The inner tracking detectors are used to define a sample of events containing tracks with high momentum and high ionization energy loss. A second sample of events, which have high-momentum tracks satisfying muon identification requirements in addition to meeting high-ionization and long time-of-flight requirements, is analyzed independently. In both cases, the results are consistent with the expected background estimated from data. The results are used to establish cross section limits as a function of mass within the context of models with long-lived gluinos, scalar top quarks and scalar taus. Cross section limits on hyper-meson particles, containing new elementary long-lived hyper-quarks predicted by a vector-like confinement model, are also presented. Lower limits at 95% confidence level on the mass of gluinos (scalar top quarks) are found to be 1098 (737) GeV/c(2). A limit of 928 (626) GeV/c(2) is set for a gluinos (scalar top quark) that hadronizes into a neutral bound state before reaching the muon detectors. The lower mass limit for a pair produced scalar tau is found to be 223 GeV/c(2). Mass limits for a hyper-kaon are placed at 484, 602, and 747 GeV/c(2) for hyper-rho masses of 800, 1200, and 1600 GeV/c(2), respectively. (c) 2012 CERN. Published by Elsevier B.V. All rights reserved.
Search for heavy long-lived charged particles in pp collisions at root s=7 TeV / S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan, W. Adam, T. Bergauer, M. Dragicevic, J. Ero, C. Fabjan, M. Friedl, R. Fruhwirth, V. M. Ghete, J. Hammer, N. Hormann, J. Hrubec, M. Jeitler, W. Kiesenhofer, V. Knunz, M. Krammer, D. Liko, et al.. - In: PHYSICS LETTERS. SECTION B. - ISSN 0370-2693. - STAMPA. - 713:(2012), pp. 408-433. [10.1016/j.physletb.2012.06.023]
Search for heavy long-lived charged particles in pp collisions at root s=7 TeV
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Konig;D. Kotlinski;U. Langenegger;F. Meier;D. Renker;T. Rohe;J. Sibille;L. Bani;P. Bortignon;M. A. Buchmann;B. Casal;N. Chanon;Z. Chen;A. Deisher;G. Dissertori;M. Dittmar;M. Dunser;J. Eugster;K. Freudenreich;C. Grab;P. Lecomte;W. Lustermann;A. C. Marini;P. M. R.;N. Mohr;F. Moortgat;C. Nageli;P. Nef;F. Nessi Tedaldi;L. Pape;F. Pauss;M. Peruzzi;F. J. Ronga;M. Rossini;L. Sala;A. K. Sanchez;A. Starodumov;B. Stieger;M. Takahashi;L. Tauscher;A. Thea;K. Theofilatos;D. Treille;C. Urscheler;R. Wallny;H. A. Weber;L. Wehrli;E. Aguilo;C. Amsler;V. Chiochia;S. D. Visscher;C. Favaro;M. I. Rikova;B. M. Mejias;P. Otiougova;P. Robmann;H. Snoek;S. Tupputi;M. Verzetti;Y. H. Chang;K. H. Chen;A. Go;C. M. Kuo;S. W. Li;W. Lin;Z. K. Liu;Y. J. Lu;D. Mekterovic;A. P. Singh;R. Volpe;S. S. Yu;P. Bartalini;P. Chang;Y. H. Chang;Y. W. Chang;Y. Chao;K. F. Chen;C. Dietz;U. Grundler;W. S. Hou;Y. Hsiung;K. Y. Kao;Y. J. Lei;R. S. Lu;D. Majumder;E. Petrakou;X. Shi;J. G. Shiu;Y. M. Tzeng;M. Wang;A. Adiguzel;M. N. Bakirci;S. Cerci;C. Dozen;I. Dumanoglu;E. Eskut;S. Girgis;G. Gokbulut;I. Hos;E. E. Kangal;G. Karapinar;A. K. Topaksu;G. Onengut;K. Ozdemir;S. Ozturk;A. Polatoz;K. Sogut;D. S. Cerci;B. Tali;H. Topakli;L. N. Vergili;M. Vergili;I. V. Akin;T. Aliev;B. Bilin;S. Bilmis;M. Deniz;H. Gamsizkan;A. M. Guler;K. Ocalan;A. Ozpineci;M. Serin;R. Sever;U. E. Surat;M. Yalvac;E. Yildirim;M. Zeyrek;M. Deliomeroglu;E. Gulmez;B. Isildak;M. Kaya;O. Kaya;S. Ozkorucuklu;N. Sonmez;K. Cankocak;L. Levchuk;F. Bostock;J. J. Brooke;E. Clement;D. Cussans;H. Flacher;R. Frazier;J. Goldstein;M. Grimes;G. P. Heath;H. F. Heath;L. Kreczko;S. Metson;D. M. Newbold;K. Nirunpong;A. Poll;S. Senkin;V. J. Smith;T. Williams;L. Basso;K. W. Bell;A. Belyaev;C. Brew;R. M. Brown;D. J. A.;J. A. Coughlan;K. Harder;S. Harper;J. Jackson;B. W. Kennedy;E. Olaiya;D. Petyt;B. C. Radburn Smith;C. H. Shepherd Themistocleous;I. R. Tomalin;W. J. Womersley;R. Bainbridge;G. Ball;R. Beuselinck;O. Buchmuller;D. Colling;N. Cripps;M. Cutajar;P. Dauncey;G. Davies;M. D. Negra;W. Ferguson;J. Fulcher;D. Futyan;A. Gilbert;A. G. Bryer;G. Hall;Z. Hatherell;J. Hays;G. Iles;M. Jarvis;G. Karapostoli;L. Lyons;A. M. Magnan;J. Marrouche;B. Mathias;R. Nandi;J. Nash;A. Nikitenko;A. Papageorgiou;J. Pela;M. Pesaresi;K. Petridis;M. Pioppi;D. M. Raymond;S. Rogerson;N. Rompotis;A. Rose;M. J. Ryan;C. Seez;P. Sharp;A. Sparrow;A. Tapper;M. V. Acosta;T. Virdee;S. Wakefield;N. Wardle;T. Whyntie;M. Barrett;M. Chadwick;J. E. Cole;P. R. Hobson;A. Khan;P. Kyberd;D. Leggat;D. Leslie;W. Martin;I. D. Reid;P. Symonds;L. Teodorescu;M. Turner;K. Hatakeyama;H. Liu;T. Scarborough;C. Henderson;P. Rumerio;A. Avetisyan;T. Bose;C. Fantasia;A. Heister;J. S. John;P. Lawson;D. Lazic;J. Rohlf;D. Sperka;L. Sulak;J. Alimena;S. Bhattacharya;D. Cutts;A. Ferapontov;U. Heintz;S. Jabeen;G. Kukartsev;G. Landsberg;M. Luk;M. Narain;D. Nguyen;M. Segala;T. Sinthuprasith;T. Speer;K. V. Tsang;R. Breedon;G. Breto;M. C. D.;S. Chauhan;M. Chertok;J. Conway;R. Conway;P. T. Cox;J. Dolen;R. Erbacher;M. Gardner;R. Houtz;W. Ko;A. Kopecky;R. Lander;O. Mall;T. Miceli;R. Nelson;D. Pellett;B. Rutherford;M. Searle;J. Smith;M. Squires;M. Tripathi;R. V. Sierra;V. Andreev;D. Cline;R. Cousins;J. Duris;S. Erhan;P. Everaerts;C. Farrell;J. Hauser;M. Ignatenko;C. Plager;G. Rakness;P. Schlein;J. Tucker;V. Valuev;M. Weber;J. Babb;R. Clare;M. E. Dinardo;J. Ellison;J. W. Gary;F. Giordano;G. Hanson;G. Y. Jeng;H. Liu;O. R. Long;A. Luthra;H. Nguyen;S. Paramesvaran;J. Sturdy;S. Sumowidagdo;R. Wilken;S. Wimpenny;W. Andrews;J. G. Branson;G. B. Cerati;S. Cittolin;D. Evans;F. Golf;A. Holzner;R. Kelley;M. Lebourgeois;J. Letts;I. Macneill;B. Mangano;J. Muelmenstaedt;S. Padhi;C. Palmer;G. Petrucciani;M. Pieri;R. Ranieri;M. Sani;V. Sharma;S. Simon;E. Sudano;M. Tadel;Y. Tu;A. Vartak;S. Wasserbaech;F. Wurthwein;A. Yagil;J. Yoo;D. Barge;R. Bellan;C. Campagnari;M. D'Alfonso;T. Danielson;K. Flowers;P. Geffert;J. Incandela;C. Justus;P. Kalavase;S. A. Koay;D. Kovalskyi;V. Krutelyov;S. Lowette;N. Mccoll;V. Pavlunin;F. Rebassoo;J. Ribnik;J. Richman;R. Rossin;D. Stuart;W. To;C. West;A. Apresyan;A. Bornheim;Y. Chen;E. D. Marco;J. Duarte;M. Gataullin;Y. Ma;A. Mott;H. B. Newman;C. Rogan;V. Timciuc;P. Traczyk;J. Veverka;R. Wilkinson;Y. Yang;R. Y. Zhu;B. Akgun;R. Carroll;T. Ferguson;Y. Iiyama;D. W. Jang;Y. F. Liu;M. Paulini;H. Vogel;I. Vorobiev;J. P. Cumalat;B. R. Drell;C. J. Edelmaier;W. T. Ford;A. Gaz;B. Heyburn;E. L. Lopez;J. G. Smith;K. Stenson;K. A. Ulmer;S. R. Wagner;L. Agostino;J. Alexander;A. Chatterjee;N. Eggert;L. K. Gibbons;B. Heltsley;W. Hopkins;A. Khukhunaishvili;B. Kreis;N. Mirman;G. N. Kaufman;J. R. Patterson;A. Ryd;E. Salvati;W. Sun;W. D. Teo;J. Thom;J. Thompson;J. Vaughan;Y. Weng;L. Winstrom;P. Wittich;D. Winn;S. Abdullin;M. Albrow;J. Anderson;L. A. T.;A. Beretvas;J. Berryhill;P. C. Bhat;I. Bloch;K. Burkett;J. N. Butler;V. Chetluru;H. W. K.;F. Chlebana;V. D. Elvira;I. Fisk;J. Freeman;Y. Gao;D. Green;O. Gutsche;A. Hahn;J. Hanlon;R. M. Harris;J. Hirschauer;B. Hooberman;S. Jindariani;M. Johnson;U. Joshi;B. Kilminster;B. Klima;S. Kunori;S. Kwan;D. Lincoln;R. Lipton;L. Lueking;J. Lykken;K. Maeshima;J. M. Marraffino;S. Maruyama;D. Mason;P. McBride;K. Mishra;S. Mrenna;Y. Musienko;C. Newman Holmes;V. O'Dell;O. Prokofyev;E. Sexton Kennedy;S. Sharma;W. J. Spalding;L. Spiegel;P. Tan;L. Taylor;S. Tkaczyk;N. V. Tran;L. Uplegger;E. W. Vaandering;R. Vidal;J. Whitmore;W. Wu;F. Yang;F. Yumiceva;J. C. Yun;D. Acosta;P. Avery;D. Bourilkov;M. Chen;S. Das;M. D. Gruttola;G. P. Di;D. Dobur;A. Drozdetskiy;R. D. Field;M. Fisher;Y. Fu;I. K. Furic;J. Gartner;J. Hugon;B. Kim;J. Konigsberg;A. Korytov;A. Kropivnitskaya;T. Kypreos;J. F. Low;K. Matchev;P. Milenovic;G. Mitselmakher;L. Muniz;R. Remington;A. Rinkevicius;P. Sellers;N. Skhirtladze;M. Snowball;J. Yelton;M. Zakaria;V. Gaultney;L. M. Lebolo;S. Linn;P. Markowitz;G. Martinez;J. L. Rodriguez;T. Adams;A. Askew;J. Bochenek;J. Chen;B. Diamond;S. V. Gleyzer;J. Haas;S. Hagopian;V. Hagopian;M. Jenkins;K. F. Johnson;H. Prosper;V. Veeraraghavan;M. Weinberg;M. M. Baarmand;B. Dorney;M. Hohlmann;H. Kalakhety;I. Vodopiyanov;M. R. Adams;I. M. Anghel;L. Apanasevich;Y. Bai;V. E. Bazterra;R. R. Betts;J. Callner;R. Cavanaugh;C. Dragoiu;O. Evdokimov;E. J. Garcia Solis;L. Gauthier;C. E. Gerber;D. J. Hofman;S. Khalatyan;F. Lacroix;M. Malek;C. O'Brien;C. Silkworth;D. Strom;N. Varelas;U. Akgun;E. A. Albayrak;B. Bilki;K. Chung;W. Clarida;F. Duru;S. Griffiths;C. K. Lae;J. P. Merlo;H. Mermerkaya;A. Mestvirishvili;A. Moeller;J. Nachtman;C. R. Newsom;E. Norbeck;J. Olson;Y. Onel;F. Ozok;S. Sen;E. Tiras;J. Wetzel;T. Yetkin;K. Yi;B. A. Barnett;B. Blumenfeld;S. Bolognesi;D. Fehling;G. Giurgiu;A. V. Gritsan;Z. J. Guo;G. Hu;P. Maksimovic;S. Rappoccio;M. Swartz;A. Whitbeck;P. Baringer;A. Bean;G. Benelli;O. Grachov;R. P. K.;M. Murray;D. Noonan;V. Radicci;S. Sanders;R. Stringer;G. Tinti;J. S. Wood;V. Zhukova;A. F. Barfuss;T. Bolton;I. Chakaberia;A. Ivanov;S. Khalil;M. Makouski;Y. Maravin;S. Shrestha;I. Svintradze;J. Gronberg;D. 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Iashvili;S. Jain;A. Kharchilava;A. Kumar;S. P. Shipkowski;K. Smith;G. Alverson;E. Barberis;D. Baumgartel;M. Chasco;J. Haley;D. Trocino;D. Wood;J. Zhang;A. Anastassov;A. Kubik;N. Mucia;N. Odell;R. A. Ofierzynski;B. Pollack;A. Pozdnyakov;M. Schmitt;S. Stoynev;M. Velasco;S. Won;L. Antonelli;D. Berry;A. Brinkerhoff;M. Hildreth;C. Jessop;D. J. Karmgard;J. Kolb;K. Lannon;W. Luo;S. Lynch;N. Marinelli;D. M. Morse;T. Pearson;R. Ruchti;J. Slaunwhite;N. Valls;J. Warchol;M. Wayne;M. Wolf;J. Ziegler;B. Bylsma;L. Durkin;C. Hill;R. Hughes;P. Killewald;K. Kotov;T. Y. Ling;D. Puigh;M. Rodenburg;C. Vuosalo;G. Williams;B. L. Winer;N. Adam;E. Berry;P. Elmer;D. Gerbaudo;V. Halyo;P. Hebda;J. Hegeman;A. Hunt;E. Laird;D. L. Pegna;P. Lujan;D. Marlow;T. Medvedeva;M. Mooney;J. Olsen;P. Piroue;X. Quan;A. Raval;H. Saka;D. Stickland;C. Tully;J. S. Werner;A. Zuranski;J. G. Acosta;E. Brownson;X. T. Huang;A. Lopez;H. Mendez;S. Oliveros;J. E. R.;A. Zatserklyaniy;E. Alagoz;V. E. Barnes;D. Benedetti;G. Bolla;D. Bortoletto;M. D. Mattia;A. Everett;Z. Hu;M. Jones;O. Koybasi;M. Kress;A. T. Laasanen;N. Leonardo;V. Maroussov;P. Merkel;D. H. Miller;N. Neumeister;I. Shipsey;D. Silvers;A. Svyatkovskiy;M. V. Marono;H. D. Yoo;J. Zablocki;Y. Zheng;S. Guragain;N. Parashar;A. Adair;C. Boulahouache;V. Cuplov;K. M. Ecklund;F. J. M.;B. P. Padley;R. Redjimi;J. Roberts;J. Zabel;B. Betchart;A. Bodek;Y. S. Chung;R. Covarelli;P. d. Barbaro;R. Demina;Y. Eshaq;A. Garcia Bellido;P. Goldenzweig;Y. Gotra;J. Han;A. Harel;S. Korjenevski;D. C. Miner;D. Vishnevskiy;M. Zielinski;A. Bhatti;R. Ciesielski;L. Demortier;K. Goulianos;G. Lungu;S. Malik;C. Mesropian;S. Arora;A. Barker;J. P. Chou;C. Contreras Campana;E. Contreras Campana;D. Duggan;D. Ferencek;Y. Gershtein;R. Gray;E. Halkiadakis;D. Hidas;D. Hits;A. Lath;S. Panwalkar;M. Park;R. Patel;V. Rekovic;A. Richards;J. Robles;K. Rose;S. Salur;S. Schnetzer;C. Seitz;S. Somalwar;R. Stone;S. Thomas;G. Cerizza;M. Hollingsworth;S. Spanier;Z. C. Yang;A. York;R. Eusebi;W. Flanagan;J. Gilmore;T. Kamon;V. Khotilovich;R. Montalvo;I. Osipenkov;Y. Pakhotin;A. Perloff;J. Roe;A. Safonov;T. Sakuma;S. Sengupta;I. Suarez;A. Tatarinov;D. Toback;N. Akchurin;J. Damgov;P. R. Dudero;C. Jeong;K. Kovitanggoon;S. W. Lee;T. Libeiro;Y. Roh;I. Volobouev;E. Appelt;D. Engh;C. Florez;S. Greene;A. Gurrola;W. Johns;P. Kurt;C. Maguire;A. Melo;P. Sheldon;B. Snook;S. Tuo;J. Velkovska;M. W. Arenton;M. Balazs;S. Boutle;B. Cox;B. Francis;J. Goodell;R. Hirosky;A. Ledovskoy;C. Lin;C. Neu;J. Wood;R. Yohay;S. Gollapinni;R. Harr;P. E. Karchin;C. K. K.;P. Lamichhane;A. Sakharov;M. Anderson;M. Bachtis;D. Belknap;L. Borrello;D. Carlsmith;M. Cepeda;S. Dasu;L. Gray;K. S. Grogg;M. Grothe;R. Hall Wilton;M. Herndon;A. Herve;P. Klabbers;J. Klukas;A. Lanaro;C. Lazaridis;J. Leonard;R. Loveless;A. Mohapatra;I. Ojalvo;G. A. Pierro;I. Ross;A. Savin;W. H. Smith;J. Swanson
2012
Abstract
The result of a search for heavy long-lived charged particles produced in pp collisions at root s = 7 TeV at the LHC is described. The data sample has been collected using the CMS detector and corresponds to an integrated luminosity of 5.0 fb(-1). The inner tracking detectors are used to define a sample of events containing tracks with high momentum and high ionization energy loss. A second sample of events, which have high-momentum tracks satisfying muon identification requirements in addition to meeting high-ionization and long time-of-flight requirements, is analyzed independently. In both cases, the results are consistent with the expected background estimated from data. The results are used to establish cross section limits as a function of mass within the context of models with long-lived gluinos, scalar top quarks and scalar taus. Cross section limits on hyper-meson particles, containing new elementary long-lived hyper-quarks predicted by a vector-like confinement model, are also presented. Lower limits at 95% confidence level on the mass of gluinos (scalar top quarks) are found to be 1098 (737) GeV/c(2). A limit of 928 (626) GeV/c(2) is set for a gluinos (scalar top quark) that hadronizes into a neutral bound state before reaching the muon detectors. The lower mass limit for a pair produced scalar tau is found to be 223 GeV/c(2). Mass limits for a hyper-kaon are placed at 484, 602, and 747 GeV/c(2) for hyper-rho masses of 800, 1200, and 1600 GeV/c(2), respectively. (c) 2012 CERN. Published by Elsevier B.V. All rights reserved.
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simulazione ASN
Il report seguente simula gli indicatori relativi alla propria produzione scientifica in relazione alle soglie ASN 2023-2025 del proprio SC/SSD. Si ricorda che il superamento dei valori soglia (almeno 2 su 3) è requisito necessario ma non sufficiente al conseguimento dell'abilitazione. La simulazione si basa sui dati IRIS e sugli indicatori bibliometrici alla data indicata e non tiene conto di eventuali periodi di congedo obbligatorio, che in sede di domanda ASN danno diritto a incrementi percentuali dei valori. La simulazione può differire dall'esito di un’eventuale domanda ASN sia per errori di catalogazione e/o dati mancanti in IRIS, sia per la variabilità dei dati bibliometrici nel tempo. Si consideri che Anvur calcola i valori degli indicatori all'ultima data utile per la presentazione delle domande.
La presente simulazione è stata realizzata sulla base delle specifiche raccolte sul tavolo ER del Focus Group IRIS coordinato dall’Università di Modena e Reggio Emilia e delle regole riportate nel DM 589/2018 e allegata Tabella A. Cineca, l’Università di Modena e Reggio Emilia e il Focus Group IRIS non si assumono alcuna responsabilità in merito all’uso che il diretto interessato o terzi faranno della simulazione. Si specifica inoltre che la simulazione contiene calcoli effettuati con dati e algoritmi di pubblico dominio e deve quindi essere considerata come un mero ausilio al calcolo svolgibile manualmente o con strumenti equivalenti.