I
I. Sheer
Researcher at CERN
Publications - 10
Citations - 582
I. Sheer is an academic researcher from CERN. The author has contributed to research in topics: Collider & Large Hadron Collider. The author has an hindex of 9, co-authored 10 publications receiving 579 citations.
Papers
More filters
Journal ArticleDOI
Experimental Observation of Events with Large Missing Transverse Energy Accompanied by a Jet Or a Photon(s) in p anti-p Collisions at s**(1/2)=540-GeV
G.T.J. Arnison,O. C. Allkofer,A. Astbury,B. Aubert,C. Bacci,G. Bauer,A. Bezaguet,R. K. Bock,T. J. V. Bowcock,M. Calvetti,P. Catz,P. Cennini,S. Centro,Filippo Ceradini,Sergio Cittolin,David B. Cline,C. Cochet,J. Colas,M. Corden,D. Dallman,D. Dau,M. Debeer,M. Della Negra,M. Demoulin,Daniel Denegri,D. DiBitonto,A. Diciaccio,L. Dobrzynski,J. D. Dowell,K. Eggert,E. Eisenhandler,Nicolas Ellis,P. Erhard,H. Faissner,M. Fincke,P. Flynn,G. Fontaine,R. Frey,R. Frühwirth,J. Garvey,S. Geer,C. Ghesquiere,P. Ghez,W.R. Gibson,Y. Giraud-Héraud,Alain Givernaud,A. Gonidec,G.H. Grayer,T. Hansl-Kozanecka,W.J. Haynes,L.O. Hertzberger,Dirk L. Hoffmann,H. F. Hoffmann,D. J. Holthuizen,R. J. Homer,A. Honma,W. Jank,G. Jorat,P.I.P. Kalmus,Veikko Karimäki,Richard Keeler,I. R. Kenyon,A. Kernan,Ritva Kinnunen,W. Kozanecki,D. Kryn,D. Kryn,Paul Kyberd,Francesco Lacava,J. P. Laugier,J. P. Lees,H. Lehmann,R. Leuchs,A. Lévêque,D. Linglin,Elizabeth Locci,M. Loret,Thomas W. Markiewicz,G. Maurin,T. J. McMahon,J. P. Mendiburu,M.-N. Minard,M. Mohammadi,M. Moricca,K. Morgan,F. Muller,Asoke K. Nandi,L. Naumann,A. Norton,A. Orkin-Lecourtois,L. Paoluzi,Felicitas Pauss,G. Piano Mortari,E. Pietarinen,M. Pimiä,A. Placci,D. Pitman,J. P. Porte,E. Radermacher,J. Ransdell,Hans Reithler,J. P. Revol,J. Rich,Michael Rijssenbeek,C. Roberts,J. Rohlf,Paolo Rossi,C. Rubbia,B. Sadoulet,G. Sajot,G. Salvini,J. Sass,A. Savoy-Navarro,D. Schinzel,W. G. Scott,T.P. Shah,I. Sheer,David J. Smith,Josef Strauss,J. Streets,Konstanty Sumorok,F. Szoncso,Charling Tao,G. Thompson,J. Timmer,E. Tscheslog,Jorma Tuominiemi,B. Van Eijk,J.P. Vialle,J. Vrana,V. Vuillemin,H. D. Wahl,P. M. Watkins,J. S. Wilson,C.-E. Wulz,M. Yvert +135 more
TL;DR: In this article, the authors report the observation of five events in which a missing transverse energy larger than 40 GeV is associated with a narrow hadronic jet and two similar events with a neutral electromagnetic cluster (either one or more closely spaced photons).
Journal ArticleDOI
Associated production of an isolated large-transverse-momentum lepton (electron or muon) and two jets at the Cern $p\bar p$ collider
G.T.J. Arnison,A. Astbury,P. Flynn,G.H. Grayer,W. J. Haynes,C. Roberts,W. G. Scott,T. P. Shah,B. Aubert,P. Catz,J. Colas,P. Ghez,A. Gonidec,J. P. Lees,D. Linglin,M.-N. Minard,J.P. Vialle,I. Wingerter,M. Yvert,A. Bezaguet,R. K. Bock,M. Calvetti,P. Cennini,Sergio Cittolin,D. Dallman,D. Dau,M. Demoulin,D. DiBitonto,Nicolas Ellis,H. F. Hoffmann,W. Jank,G. Jorat,A. Lévêque,G. Maurin,F. Muller,L. Naumann,A. Norton,F. Pauss,A. Placci,J. P. Porte,J. P. Revol,Michael Rijssenbeek,Paolo Rossi,C. Rubbia,B. Sadoulet,D. Schinzel,Konstanty Sumorok,J. Timmer,V. Vuillemin,T. J. V. Bowcock,E. Eisenhandler,W.R. Gibson,A. Honma,P.I.P. Kalmus,Richard Keeler,Paul Kyberd,Asoke K. Nandi,G. Thompson,C. Cochet,M. Debeer,Daniel Denegri,Alain Givernaud,J. P. Laugier,Elizabeth Locci,M. Loret,J. Rich,J. Sass,A. Savoy-Navarro,M. Della Negra,L. Dobrzynski,G. Fontaine,C. Ghesquiere,Y. Giraud-Héraud,J. P. Mendiburu,A. Orkin-Lecourtois,G. Sajot,Charling Tao,J. Vrana,L.O. Hertzberger,D. J. Holthuizen,B. Van Eijk,D. Kryn,D. Kryn,O. C. Allkofer,C. Bacci,G. Bauer,S. Centro,Filippo Ceradini,David B. Cline,M. Corden,A. Di Ciacaccio,J. D. Dowell,K. Eggert,P. Erhard,H. Faissner,M. Fincke,R. Frey,Rudolf Fruehwirth,J. Garbey,S. Geer,W. Guryn,T. Hansl-Kozanecka,Dirk L. Hoffmann,R. J. Homer,V. Karimaeki,I. R. Kenyon,A. Kernan,Ritva Kinnunen,W. Kozanecki,J.P. La Cava,H. Lehmann,R. Leuchs,Thomas W. Markiewicz,T. J. McMahon,M. Mohammadi,M. Moricca,K. Morgan,L. Paoluzi,G. Pianomortari,E. Pietarinen,M. Pimiae,D. Pitman,E. Radermacher,J. Ransdell,Hans Reithler,James Rohlf,G. Salvini,I. Sheer,David J. Smith,Josef Strauss +129 more
TL;DR: In this article, a clear signal is observed for the production of an isolated large-transverse-momentum lepton in association with two or three centrally produced jets, indicating a novel decay of the Intermediate Vector Boson.
Journal ArticleDOI
Production of low transverse energy clusters in pp collisions at √s=0.2–0.9 TeV and their interpretation in terms of QCD jets
Carmen Albajar,Michael Albrow,O. C. Allkofer,A. Astbury,B. Aubert,T. Axon,C. Bacci,T. Bacon,N. Bains,J. R. Batley,G. Bauer,S. Beingessner,Alessandro Bettini,A. Bezaguet,R. Bonino,K. Bos,E. Buckley,G. Busetto,P. Catz,P. Cennini,S. Centro,Filippo Ceradini,D. G. Charlton,G. Ciapetti,Sergio Cittolin,D. Clarke,David B. Cline,C. Cochet,J. Colas,P. Colas,M. Corden,John A Coughlan,G.F. Cox,D. Dau,J. P. Debrion,M. Degiorgi,M. Della Negra,M. Demoulin,Daniel Denegri,A. Diciaccio,F. J. Diez Hedo,L. Dobrzynski,J. Dorenbosch,J. D. Dowell,E. Duchovini,E. Eggert,E. Eisenhandler,Nicolas Ellis,P. Erhard,H. Faissner,I. F. Fensome,A. Fernando,Margret Fincke-Keeler,P. Flynn,G. Fontaine,J. Garvey,D. Gee,S. Geer,Achim Geiser,C. Ghesquiere,P. Ghez,Christian Ghiglino,Y. Giraud-Héraud,Alain Givernaud,A. Gonidec,H. Grassmann,Jonathan M. Gregory,W.J. Haynes,Stephen Haywood,D. J. Holthuizen,M. Ikeda,W. Jank,M.P. Jimack,G. Jorat,D. Joyce,P. I. P. Kalmus,Veikko Karimäki,R. K. Keeler,I. R. Kenyon,A. Kernan,Akram Khan,W. Kienzle,Ritva Kinnunen,Manfred Krammer,J. Kroll,D. Kryn,Francesco Lacava,Murrough Landon,J. P. Lees,R. Leuchs,S. Levegrün,Shu Li,M. Lindgren,D. Linglin,Peter Lipa,Elizabeth Locci,Thomas W. Markiewicz,C. Markou,M. Markytan,M. A. Marquina,G. Maurin,J. P. Mendiburu,Anna Teresa Meneguzzo,Jean-Pierre Merlo,T. C. Meyer,M.-N. Minard,M. Mohammadi,K. Morgan,M. Moricca,H. G. Moser,A. Moulin,B. Mours,Th. Müller,L. Naumann,P. Nedelec,Aleandro Nisati,A. Norton,G. Pancheri,Felicitas Pauss,C. Perault,Emilio Petrolo,G. Piano Mortari,E. Pietarinen,C. Pigot,M. Pimiä,A. Placci,J. P. Porte,M. Preischl,E. Radermacher,T. Redelberger,Hans Reithler,J. P. Revol,D. Robinson,Teresa Rodrigo,J. Rohlf,Paolo Rossi,C. Rubbia,G. Sajot,G. Salvini,J. Sass,D. Samyn,D. Schinzel,M. Schröder,A. Schwartz,W. G. Scott,Christopher Seez,T.P. Shah,I. Sheer,I. Siotis,David J. Smith,R. J. Sobie,P. Sphicas,Josef Strauss,J. Streets,Claudia J. Stubenrauch,D. J. Summers,K. Sumorok,F. Szoncso,Charling Tao,A. Taurok,I. ten Have,S. Tether,G. Thompson,E. Tscheslog,Jorma Tuominiemi,W. van de Guchte,A. van Dijk,B. Van Eijk,J.P. Vialle,L. Villasenor,Tejinder Virdee,W. von Schlippe,J. Vrana,V. Vuillemin,K. Wacker,G. Walzel,A. Wildish,I. Wingerter,Stephen Wimpenny,X. Wu,C.-E. Wulz,T. Wyatt,M. Yvert,C. Zaccardelli,I. Zacharov,Nicolas Zaganidis,L. Zanello,Pierluigi Zotto +187 more
TL;DR: In this article, the production of transverse energy clusters in minimum bias proton-antiproton collisions at the CERN SPS Collider is studied with the UA1 detector over a new range of centre of mass energies (√ s = 0.2−0.9 TeV).
Journal ArticleDOI
Analysis of the fragmentation properties of quark and gluon jets at the CERN SPS pp̄ collider
G.T.J. Arnison,M. G. Albrow,O. C. Allkofer,A. Astbury,B. Aubert,C. Bacci,J. R. Batley,G. Bauer,A. Bezaguet,R. K. Bock,E. Buckley,M. Calvetti,P. Catz,P. Cennini,S. Centro,Filippo Ceradini,G. Ciapetti,Sergio Cittolin,David B. Cline,C. Cochet,J. Colas,M. Corden,D. Dallman,D. Dau,M. Debeer,M. Della Negra,M. Demoulin,Bruce Denby,Daniel Denegri,D. DiBitonto,A. Diciaccio,L. Dobrzynski,J. Dorenbosch,J. D. Dowell,R. Edgecock,K. Eggert,E. Eisenhandler,Nicolas Ellis,P. Erhard,H. Faissner,M. Fincke Keeler,P. Flynn,G. Fontaine,R. Frey,R. Frühwirth,J. Garvey,S. Geer,C. Ghesquiere,Philippe Ghez,K.L. Giboni,W. R. Gibson,Y. Giraud-Héraud,Alain Givernaud,A. Gonidec,M. Goodman,G.H. Grayer,W. Guryn,T. Hansl-Kozanecka,W.J. Haynes,L.O. Hertzberger,Dirk L. Hoffmann,H. Hofmann,D. J. Holthuizen,R. J. Homer,A. Honma,W. Jank,G. Jorat,P. I. P. Kalmus,Veikko Karimäki,R. K. Keeler,I. R. Kenyon,A. Kernan,Ritva Kinnunen,W. Kozanecki,D. Kryn,Paul Kyberd,Francesco Lacava,J. P. Laugier,J. P. Lees,H. Lehmann,R. Leuchs,S. Levegrün,A. Lévêque,Michael Levi,D. Linglin,Elizabeth Locci,Thomas W. Markiewicz,M. Markytan,T. Martin,G. Maurin,T. J. McMahon,J. P. Mendiburu,O. Meyer,T. C. Meyer,M.-N. Minard,M. Mohammadi,K. Morgan,M. Moricca,B. Mours,Th. Müller,Asoke K. Nandi,L. Naumann,A. Norton,L. Paoluzi,Felicitas Pauss,C. Perault,G. Piano Mortari,E. Pietarinen,M. Pimiä,D. Pitman,A. Placci,J. P. Porte,E. Radermacher,J. Ransdell,T. Redelberger,Hans Reithler,J. P. Revol,J. Rich,Michael Rijssenbeek,J. Rohlf,C. Roberts,Paolo Rossi,C. Rubbia,G. Sajot,G. Salvini,J. Sass,B. Sadoulet,A. Savoy-Navarro,D. Schinzel,W. G. Scott,T.P. Shah,I. Sheer,David J. Smith,R. J. Sobie,M. Stenzler,Josef Strauss,J. Streets,K. Sumorok,F. Szoncso,Charling Tao,G. Thompson,J. Timmer,E. Tscheslog,Jorma Tuominiemi,B. Van Eijk,P. Verecchia,J.P. Vialle,J. Vrana,V. Vuillemin,H. D. Wahl,P. M. Watkins,R. Wilke,J. S. Wilson,I. Wingerter,C.-E. Wulz,T. Wyatt,M. Yvert,L. Zanello +157 more
TL;DR: In this paper, a sample of two-jet events from the UA1 experiment at the CERN pp Collider has been used to study the fragmentation of high-energy quark and gluon jets into charged hadrons.
Journal ArticleDOI
W production properties at the CERN SPS Collider
G. Arnison,Michael Albrow,O. C. Allkofer,A. Astbury,B. Aubert,C. Bacci,J. R. Batley,G. Bauer,Alessandro Bettini,A. Bezaguet,E. K. Bock,E. Buckley,G. Busetto,P. Catz,P. Cennini,S. Centro,Filippo Ceradini,Guido Ciapetti,Sergio Cittolin,D. Cline,C. Cochet,J. Colas,P. Colas,M. Corden,G. Cox,D. Dallman,D. Dau,M. Debeer,M. De Giorgi,M. Della Negra,M. Demoulin,B. Denby,Daniel Denegri,A. Di Ciaccio,Ludwik Dobrzynski,J. Dorenbosch,J. D. Dowell,Ehud Duchovni,E. Edgecock,K. Eggert,E. Eisenhandler,Nicolas Ellis,P. Erhard,H. Faissner,M. Fincke Keeler,P. Flynn,G. Fontaine,E. Frey,E. Frühwirth,J. Garvey,S. Geer,C. Ghesquière,P. Ghez,F. Ghio,W. E. Gibson,Y. Giraud-Heraud,Alain Givernaud,A. Gonidec,M. Goodman,H. Grassmann,G. Grayer,W. Guryn,W. Haynes,H. F. Hoffmann,D. J. Holthuizen,R. J. Homer,A. Honma,W. Jank,G. Jorat,P. I. P. Kalmus,Veikko Karimäki,Richard Keeler,Ian Richard Kenyon,A. Kernan,E. Kinnunen,Joe Kroll,D. Kryn,Paul Kyberd,Francesco Lacava,J. P. Laugier,J. P. Lees,R. Leuchs,S. Levegrün,A. Lévêque,Michael Levi,D. Linglin,Thomas W. Markiewicz,M. Markytan,Tim Martin,G. Maurin,T. Mc Mahon,J. P. Mendiburu,A. Meneguzzo,O. Meyer,T. C. Meyer,M. N. Minard,M. Mohammadi,K. Morgan,M. Moricca,H. G. Moser,B. Mours,Th. Müller,A. Nandi,L. Naumann,A. Norton,L. Paoluzi,D. Pascoli,Felicitas Pauss,C. Perault,G. Piano Mortari,E. Pietarinen,M. Pimiä,D. Pitman,A. Placci,J. P. Porte,E. Eadermacher,R. Eaja,J. Eansdell,T. Redelberger,Hans Reithler,J. P. Revol,James Rohlf,Paolo Rossi,C. Roberts,C. Rubbia,G. Sajot,G. Salvini,J. Sass,B. Sadoulet,A. Savoy-Navarro,D. Schinzel,A. Schwartz,W. G. Scott,T. P. Shah,I. Sheer,I. Siotis,D.H. Smith,Randall Sobie,M. Stenzler,Josef Strauss,J. Streets,Claudia J. Stubenrauch,D. Summers,Konstanty Sumorok,F. Szoncso,Charling Tao,G. Thompson,E. Tscheslog,Jorma Tuominiemi,B. Van Eijk,P. Verecchia,J.P. Vialle,Tejinder Virdee,H. von der Schmitt,W. von Schlippe,J. Vrana,V. Vuillemin,H. D. Wahl,Peter Watkins,R. Wilke,John Wilson,I. Wlngerter,S. Winpenny,Claudia-Elisabeth Wulz,T. Wyatt,M. Yvert,N. Zaganidis,L. Zanello,Pierluigi Zotto +168 more
TL;DR: In this paper, the production properties of a sample of 172 charged intermediate vector bosons produced at the CERN Super Proton Synchrotron Collider are described, including the production cross-section, the longitudinal and transverse-momentum distributions and the properties of hadronic jet activity produced in association with the weak bosons.