D
D. Antreasyan
Researcher at Harvard University
Publications - 114
Citations - 3624
D. Antreasyan is an academic researcher from Harvard University. The author has contributed to research in topics: Electron–positron annihilation & Branching fraction. The author has an hindex of 34, co-authored 114 publications receiving 3523 citations.
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Journal ArticleDOI
The construction of the L3 experiment
Bernardo Adeva,M. Aguilar-Benitez,H. Akbari,J. Alcaraz,Alberto Aloisio,J. Alvarez-Taviel,George Alverson,Mariagrazia Alviggi,H. Anderhub,A. L. Anderson,A. M. Angelov,T. Angelov,Georgy Antchev,L. Antonov,D. Antreasyan,A. Arefiev,Ivan Atanasov,B. Auroy,R. Ayad,O. L. Ayranov,T. Azemoon,Tariq Aziz,U. Bachmann,P. Bähler,J. A. Bakken,L. Baksay,H. Baldinger,R. C. Ball,J. Ballansat,S. Banerjee,J. Bao,G. Barbier,Luciano Barone,G. Basti,A. Bay,F. Beauvais,U. Becker,R. Beissel,S. Bendig,P. Bene,J. Berdugo,P. Berges,M. Berthet,Y. Bertsch,B. L. Betev,Adrian Biland,A. Bischoff,M. Bischops,R. Bizzarri,J. J. Blaising,M. Blanc,P. Blömeke,Barry Blumenfeld,G. J. Bobbink,M. Bocciolini,K. D. Boffin,W. Böhlen,A. Böhm,T. Böhringer,H. Bonnefon,C. Bopp,B. Borgia,K. Bosseler,J. F. Bottolier,M. Bourquin,D. Boutigny,P. Bowditch,J. G. Branson,D. Braun,Ian Brock,F. Bruyant,M. Buchholz,B. Bücken,W. Bulgeroni,R. Burel,J. D. Burger,C. Burgos,J. P. Burq,L. Caiazzo,M. Caillat,B. Camberlin,D. Campana,C. Camps,V. Canale,M. Capell,F. Carbonara,Federico Carminati,A. M. Cartacci,Marcos Cerrada,F. Cesaroni,Y. H. Chang,J. W. Chapman,M. Chemarin,A. Chen,Cheng Chen,H. F. Chen,H. S. Chen,Mingshui Chen,M. L. Chen,S. R. Chendvankar,G. Chevenier,S. Chidzik,G. Chiefari,C.Y. Chien,François Chollet,M. Chumakov,Carlo Civinini,I. Clare,Robert Clare,G. Coignet,Nicanor Colino,V. Commichau,G. Conforto,P. Cristofori,F. Crijns,X. Y. Cui,T.S. Dai,Raffaello D'Alessandro,M. K. Daniel,X. De Bouard,B. Debye,G. Decreuse,A. Degré,Konrad Deiters,E. Dénes,Peter Denes,F. DeNotaristefani,M. Deutschmann,M. Dhina,B. Didierjean,Marcella Diemoz,M. Dietrich,H. A. Dimitrov,C. Dionisi,Fridolin Dittus,M. Dohmen,R. Dolin,J. F. Donahue,A. Donat,E. Drago,K. H. Dreger,T. Driever,G. Dromby,P. Duinker,I. Duran,M. Elkacimi,H. Elmamouni,A. Engler,F. J. Eppling,F.C. Erné,I. Erne,H. Esser,P. Extermann,R. Fabbretti,G. Faber,Speranza Falciano,T. Falk,S. J. Fan,M. Favre,Jean Fay,S. Feher,J. Fehlmann,M. Feldmann,H. Fenker,Thomas Ferguson,M. Fernandez,F. Ferroni,H. S. Fesefeldt,J. H. Field,J. M. Figarola,C. F. Figueroa,G. A. Filipov,B. Foligné,G. Forconi,T. Foreman,V. Franzke,W. Frei,K. Freudenreich,W. Friebel,M. Fukushima,G. Gaillard,M. Gailloud,Yu. Galaktionov,Elisabetta Gallo,S. N. Ganguli,D. Garelick,S. S. Gau,G. Gavrilov,E. Gennari,Simonetta Gentile,M. Gettner,C. Girard,M. J. Glaubman,Steven Goldfarb,Z. F. Gong,E. Gonzalez,A. Gordeev,Yu. Gorodkov,P. Göttlicher,Corinne Goy,M. Goyot,Giorgio Gratta,A. Grimes,C. Grinnell,M. Gruenewald,M. Guanziroli,S. Guerra,C. Guillon,A. Gurtu,D. Güsewell,H. R. Gustafson,M. Haensli,M. Haan,Ch. Haller,Thomas Hamacher,H. Hammers,K. Hangarter,S. Hancke,M. Harris,D. Harting,F.G. Hartjes,C. F. He,A. Heavey,Thomas Hebbeker,M. Hebert,Ryan Heller,Ch Helmrath,J. Herrmann,G. Herten,U. Herten,Alain Hervé,H. Hesser,G. Hilgers,K. Hilgers,H. Hofer,M. Hofer,T. Hofer,F. Hoffmann,U. Horisberger,István T. Horváth,L.S. Hsu,G. Hu,Bernard Ille,M. M. Ilyas,G. Improta,V. Innocente,E. Isiksal,E. Jagel,B. N. Jin,L. W. Jones,M. Jongmanns,H. Jung,Philip Kaaret,O. Kaelin,W. Kaestli,Yu. Kamyshkov,D.H. Kaplan,Waclaw Karpinski,Y. Karyotakis,W. Kertzer,Valentin V. Khoze,G. Kirchhoff,W. Kittel,A. Klimentov,P. F. Klok,M. Kollek,M. Koller,A. C. König,Oliver Kornadt,V. Koutsenko,R. W. Kraemer,V.R. Krastev,A. Kratel,W. Krenz,A. Kuhn,A. Kunin,S. Kwan,J.C. Lacotte,M. LaMarra,G. Landi,Wolfgang Lange,K. Lanius,D. Lanske,S. Lanzano,J. M. Le Goff,J. C. Le Marec,D. Lea,M. Lebeau,P. Lebrun,Pierre Lecomte,J. Lecoq,P. Le Coultre,I. Leedom,A. Leger,F. Lehmann,L. Leistam,R. Leiste,E. Lejeune,B. Leoni,J. Lettry,X. Leytens,C. Li,H. T. Li,L. Li,P. J. Li,Xinxin Li,J. Y. Liao,Z. Y. Lin,F. L. Linde,D. Linnhofer,E. Loftin,Wolfgang Lohmann,S. Lökös,Egidio Longo,Y. S. Lu,J.M. Lubbers,K. Lübelsmeyer,Claudio Luci,D. Luckey,X. Lue,Lamberto Luminari,G. Lunadei,F. Lürken,H. Ma,W. G. Ma,M. MacDermott,N. Madjar,R. Magahiz,M. Maire,P. K. Malhotra,A. Malinin,C. Maña,F. Manna,G. Manto,Y.F. Mao,M. Maolinbay,P. Marchesini,A. Marchionni,M. Markwalder,P. Marsden,J.P. Martin,L. Martinez,H. U. Martyn,F. Marzano,V. Marzullo,F. Masciocchi,G.G.G. Massaro,L. Massonnet,T. Matsuda,G. Maurelli,Kajari Mazumdar,P. McBride,G. Medici,H. Meier,Th. Meinholz,Marcel Merk,R. Mermod,Leonardo Merola,Marco Meschini,W. J. Metzger,M. Micke,U. Micke,G.B. Mills,J. Mnich,M. Moeller,A. Molinero,L. Montanet,B. Monteleoni,R. Montino,G. Morand,R. Morand,S. Morganti,V. Morgunov,R. Mount,M. Moynot,P. Mugnier,W. Nägeli,Elemer Nagy,M. Napolitano,S. Neboux,Harvey B Newman,C. Neyer,K. Nguyen,L. Niessen,A. Nikitin,W.-D. Nowak,M. Okle,P. Olmos,J. Onvlee,D. Osborne,J. Ossmann,D. Pandoulas,H. Paprotny,A. Parmentola,G. Passeggio,G. Paternoster,S. Patricelli,Y.J. Pei,Y. Peng,D. Perret-Gallix,J. Perrier,E. Perrin,G. Perrot,P. Petitpas,P. Petschner,A. Pevsner,J. Pier-Amory,Marco Pieri,G. Pierschel,P. A. Piroué,V. Plyaskin,M. Pohl,V. Pojidaev,C. Pols,T. Ponomareff,J. Potyka,N. Produit,P. Prokofiev,F. Pruja,G. Pütz,J.M. Qian,R. Raghavan,Panos A Razis,Kenneth Francis Read,P. Reddick,K. Reissmann,D. Ren,S. Reucroft,D. Rey,M. Reynaud,X. Ricadonna,J.P. Richeux,C. Rippich,U. Rinsche,R. Rocco,Sandra Consuegra Rodríguez,B. P. Roe,M. Röhner,S. Röhner,Th. Rombach,L. Romero,Jérôme Rose,Ulf Roser,S. Rosier-Lees,J. A. Rubio,W. Ruckstuhl,Hans Rykaczewski,P. Sahuc,J. Salicio,S. Saran,G. Sauvage,A. Savin,T.P. Schaad,B. Schafheitle,Valery Schegelsky,A. Schetkovsky,F. Schild,R. Schillsott,P. Schmitt,D.W. Schmitz,P. Schmitz,M. Schneegans,M. Schneider,E. Schneevogt,M. Schöntag,D. J. Schotanus,H. Schuijlenburg,Reinhard W. Schulte,A. Schultz von Dratzig,K. Schultze,J. Schwenke,G. Schwering,Crisostomo Sciacca,P.G. Seiler,J.C. Sens,I. Sheer,V.G. Shevchenko,S. Shevchenko,X.R. Shi,K.D. Shmakov,V. Shoutko,E. Shumilov,R. Siedling,Nikita Smirnov,V. Souvorov,C. Souyri,I. Spangler,T. Spickermann,B. Spiess,Piero Spillantini,R. Starosta,M. Steuer,D. P. Stickland,B. Stöhr,Howard A. Stone,K. Strauch,K. Sudhakar,R. L. Sumner,H. Suter,R.B. Sutton,H. Szczesny,J. Tang,X. W. Tang,E. Tarkovsky,A. Tavenrath,V. Tchudakov,J.M. Thenard,E. Thomas,T. Thon,H. Thuerig,M. Thulen,Charles Timmermans,Samuel C.C. Ting,S. M. Ting,F. Tonisch,Y.P. Tong,M. Tonutti,S. C. Tonwar,Jozsef Toth,W. Toth,G. Trowitzsch,K. L. Tung,J. Ulbricht,L. Urbán,E. Valente,R. T. Van de Walle,H. van der Graaf,V. Vanzanella,M. Vergain,I. Vetlitsky,H. Vey,G. Viertel,M. Vivargent,Hans J. Vogel,S. Volkov,M. Vollmar,H. von Gunten,I. Vorobiev,An.A. Vorobyov,Laurent Vuilleumier,S. Waldmeier,W. Walk,W. Wallraff,C. Y. Wang,G. H. Wang,J.H. Wang,Qian Wang,Xl Wang,Y. F. Wang,Zhe Wang,D. Wassenberg,D. Wegmann,R. Weill,T.J. Wenaus,P. Wenger,J. Wenninger,M. White,R. Wilhelm,Carlos Willmott,H. P. Wirth,F. Wittgenstein,R.J. Wu,S. X. Wu,Ying Wu,Bolek Wyslouch,F. Y. Xi,Zhenghao Xu,Z. L. Xue,D. S. Yan,K. D. Yanev,Bz Yang,C. G. Yang,K.S. Yang,Q.Y. Yang,Z.Q. Yang,C. H. Ye,S. C. Yeh,Z. W. Yin,C. Zabounidis,L. Zehnder,Y. Zeng,D.H. Zhang,S.Y. Zhang,Zp Zhang,B. Zhou,J. F. Zhou,Z. P. Zhou,R. Y. Zhu,Antonino Zichichi,M. Zofka,J. Zoll +590 more
TL;DR: The L3 experiment as discussed by the authors is one of the six large detectors designed for the new generation of electron-positron accelerators, which is the only detector that concentrates its efforts on limited goals of measuring electrons, muons and photons.
Journal ArticleDOI
Determination of the number of light neutrino species
O. Adriani,M. Aguilar-Benitez,Steven Ahlen,H. Akbari,J. Alcaraz,Alberto Aloisio,George Alverson,Mariagrazia Alviggi,Giovanni Ambrosi,Qi An,H. Anderhub,A. L. Anderson,V. P. Andreev,T. Angelov,L. Antonov,D. Antreasyan,P. Arce,A. Arefiev,A. Atamanchuk,T. Azemoon,Tariq Aziz,P.V.K.S. Baba,Paolo Bagnaia,J. A. Bakken,L. Baksay,R. C. Ball,S. Banerjee,J. Bao,R. Barillère,Luciano Barone,Roberto Battiston,A. Bay,Francesco Becattini,U. Becker,U. Becker,F. Behner,J. Behrens,S. Beingessner,Gy L. Bencze,J. Berdugo,P. Berges,B. Bertucci,B. L. Betev,B. L. Betev,Maurizio Biasini,Adrian Biland,G. M. Bilei,R. Bizzarri,Jj Blaising,Barry Blumenfeld,Gerjan Bobbink,M. Bocciolini,R. Bock,A. Böhm,B. Borgia,Dimitri Bourilkov,M. Bourquin,D. Boutigny,BT Bouwens,E. Brambilla,J. G. Branson,I. C. Brock,M. L. Brooks,Christine Buisson,A. Bujak,J. D. Burger,W. J. Burger,J.P. Burq,J. Busenitz,Xd Cai,M. Capell,M. Caria,G. Carlino,Federico Carminati,A. M. Cartacci,Marcos Cerrada,F. Cesaroni,Y. H. Chang,U. K. Chaturvedi,M. Chemarin,A. Chen,Cheng Chen,G. M. Chen,H. F. Chen,H. S. Chen,Jiunn-Wei Chen,Mingshui Chen,M.L. Chen,W. Y. Chen,G. Chiefari,C. Y. Chien,M. Chmeissani,S. Chung,Carlo Civinini,I. Clare,Robert Clare,T. E. Coan,H. O. Cohn,G. Coignet,Nicanor Colino,A. Contin,F. Crijns,X. T. Cui,X. Y. Cui,T. S. Dai,Raffaello D'Alessandro,R. de Asmundis,A. Degré,K. Deiters,E. Dénes,Peter Denes,F. DeNotaristefani,M. Dhina,D. DiBitonto,Marcella Diemoz,H. R. Dimitrov,C. Dionisi,C. Dionisi,M. T. Dova,E. Drago,T. Driever,D. Duchesneau,P. Duinker,I. Duran,H. El Mamouni,A. Engler,F. J. Eppling,F. C. Erné,P. Extermann,R. Fabbretti,M. Fabre,Speranza Falciano,S. J. Fan,O. Fackler,Jean Fay,Marta Felcini,Thomas Ferguson,D. Fernandez,Gerard Fernandez,F. Ferroni,H. S. Fesefeldt,E. Fiandrini,J. H. Field,Frank Filthaut,G. Finocchiaro,Ph Fisher,G. Forconi,T. Foreman,K. Freudenreich,W. Friebel,M. Fukushima,M. Gailloud,Yu Galaktianov,Elisabetta Gallo,S. N. Ganguli,Pablo Garcia-Abia,S. S. Gau,D. Gele,Simonetta Gentile,Simonetta Gentile,Stefano Giagu,S. Goldfarb,Z. F. Gong,E. Gonzalez,P. Göttlicher,A. Gougas,D. Goujon,G. Gratta,C. Grinnell,Mw Gruenewald,C. Gui,M. Guanziroli,Jun Guo,V. K. Gupta,Atul Gurtu,Atul Gurtu,H. R. Gustafson,L. J. Gutay,K. Hangarter,A. Hasan,D. Hauschildt,C. F. He,Thomas Hebbeker,M. Hebert,G. Herten,U. Herten,Alain Hervé,K. Hilgers,H. Hofer,Hafeez R Hoorani,G. Hu,Guofan Hu,Bernard Ille,M. M. Ilyas,Vincenzo Innocente,H. Janssen,Stephane Jezequel,B. N. Jin,L. W. Jones,A. Kasser,R. A. Khan,Yu. Kamyshkov,P. Kapinos,J. S. Kapustinsky,Y. Karyotakis,Manjit Kaur,S. Khokhar,M. N. Kienzle-Focacci,W. W. Kinnison,D. Kirkby,Stefan Kirsch,W. Kittel,A. Klimentov,A. C. König,Els Koffeman,Oliver Kornadt,V. Koutsenko,A. Koulbardis,R. W. Kraemer,T. Kramer,V. R. Krastev,V. R. Krastev,W. Krenz,A. Krivshich,H. Kuijten,K. S. Kumar,A. Kunin,G. Landi,D. Lanske,S. Lanzano,P. Lebrun,Pierre Lecomte,Paul Lecoq,P. Le Coultre,D. M. Lee,I. Leedom,J. M. Le Goff,R. Leiste,M. Lenti,Emilio Leonardi,J. Lettry,X. Leytens,C. Li,H. T. Li,P. J. Li,X.G. Li,J. Y. Liao,Wt Lin,Z. Y. Lin,F. L. Libde,B. Lindemann,D. Linnhofer,Luca Lista,Yanwen Liu,W. Lohmann,Egidio Longo,Y. S. Lu,J. M. Lubbers,K. Lübelsmeyer,Claudio Luci,D. Luckey,L. Ludovici,Lamberto Luminari,Werner Lustermann,J. M. Ma,Wen-Gan Ma,M. MacDermott,P. K. Malhotra,R. Malik,Alexander Malinin,C. Maña,D.N. Mao,Y.F. Mao,M. Maolinbay,P. Marchesini,F. Marion,A. Marin,Jay Martin,L. Martinez-Laso,F. Marsano,G.G.G. Massaro,T. Matsuda,Kajari Mazumdar,P. McBride,T.R. McMahon,D. McNally,Th. Meinholz,Marcel Merk,Leonardo Merola,Marco Meschini,W. J. Metzger,Y. Mi,G. B. Mills,Y. Mir,G. Mirabelli,J. Mnich,M. Möller,B. Monteleoni,R. Morand,S. Morganti,N. E. Moulai,R. Mount,S. Müller,A. Nadtochy,E. Nagy,M. Napolitano,Harvey B Newman,C. Neyer,M. A. Niaz,A. Nippe,H. Nowak,Giovanni Organtini,D. Pandoulas,Simone Paoletti,Pierluigi Paolucci,G. Passaleva,G. Passaleva,S. Patricelli,T. Paul,M. Pauluzzi,Felicitas Pauss,Y. J. Pei,D. Perret-Gallix,J. Perrier,A. Pevsner,Davide Piccolo,Marco Pieri,Marco Pieri,P. A. Piroué,F. Plasil,V. Plyaskin,M. Pohl,V. Pojidaev,N. Produit,Jianming Qian,K. N. Qureshi,R. Raghavan,G. Rahal-Callot,G. Raven,Panos A Razis,Kenneth Francis Read,D. Ren,Zhuoxiang Ren,M. Rescigno,S. Reucroft,A. Ricker,Sabine Riemann,O. Rind,H. A. Rizvi,F. J. Rodriguez,B. P. Roe,M. Röhner,L. Romero,Jérôme Rose,S. Rosier-Lees,R. Rosmalen,Ph. Rosselet,A. Rubbia,J. A. Rubio,H. Rykaczewski,M. Sachwitz,E. Sajan,J. Salicio,J. M. Salicio,G. S. Sanders,Attilio Santocchia,M. S. Sarakinos,G. Sartorelli,M. Sassowsky,G. Sauvage,Valery Schegelsky,K. Schmiemann,D.W. Schmitz,P. Schmitz,M. Schneegans,Herwig Schopper,D. J. Schotanus,S. Shotkin,H. J. Schreiber,J. Shukla,Reinhard W. Schulte,S. Schultze,J. Schütte,J. Schwenke,G. Schwering,Crisostomo Sciacca,I. Scott,R. Sehgal,P. G. Seiler,J. C. Sens,L. Servoli,I. Sheer,D. Z. Shen,S. Shevchenko,X. R. Shi,E. Shumilov,V. Shoutko,E. Soderstrom,A. Sopczak,C. Spartiotis,T. Spickermann,Piero Spillantini,R. Starosta,M. Steuer,D. P. Stickland,F. Sticozzi,Howard A. Stone,K. Strauch,B.C. Stringfellow,K. Sudhakar,Georgi Sultanov,R. L. Summer,L. Z. Sun,H. Suter,R.B. Sutton,J. D. Swain,A. A. Syed,X. W. Tang,Lucas Taylor,Charles Timmermans,Samuel C.C. Ting,S. M. Ting,M. Tonutti,S. C. Tonwar,Jozsef Toth,A. Tsaregorodtsev,Christopher George Tully,K. L. Tung,J. Ulbricht,L. Urbán,U. Uwer,E. Valente,R. T. Van de Walle,I. Vetlitsky,G. Viertel,P. Vikas,U. Vikas,M. Vivargent,Helmut Vogel,H. Vogt,Igor Vorobiev,A. A. Vorobyov,Laurent Vuilleumier,M. Wadhwa,W. Wallraff,Chenliang Wang,G. H. Wang,J.H. Wang,Qian Wang,X. L. Wang,Y. F. Wang,Z.M. Wang,A. C. Weber,J. Weber,R. Weill,T. J. Wenaus,J. Wenninger,M. White,Carlos Willmott,F. Wittgenstein,D. H. Wright,R.J. Wu,S. X. Wu,Ying Wu,Bolek Wyslouch,Yuehong Xie,Y. D. Xu,Zhongyukun Xu,Z. L. Xue,D. S. Yan,X. J. Yan,B. Z. Yang,C. G. Yang,G. A. Yang,K.S. Yang,Q.Y. Yang,Z.Q. Yang,C. H. Ye,J. B. Ye,Q. Ye,S. C. Yeh,Z. W. Yin,J. M. You,N. Yunus,M. Yzerman,C. Zaccardelli,P. Zemp,Ming Zeng,Y. Zeng,Daqiang Zhang,Zp Zhang,B. Zhou,J. F. Zhou,Ren-Yuan Zhu,H. L. Zhuang,A. Zichichi,B. C.C. van der Zwaan +496 more
TL;DR: In this paper, the number of light neutrino species is found to be Nv=3.30% CL with the constraints of the standard electroweak model, which rules out the possibility of a fourth type of LN at 98% CL.
Journal ArticleDOI
Measurement of pi 0 pi 0 production in two-photon collisions.
H. Marsiske,D. Antreasyan,H. W. Bartels,D. Besset,Ch Bieler,J. K. Bienlein,Andrea Bizzeti,Elliott D. Bloom,I. C. Brock,K. Brockmüller,R. Cabenda,A. M. Cartacci,M. Cavalli-Sforza,R. Clare,A. Compagnucci,G. Conforto,S. Cooper,R. Cowan,D. G. Coyne,A. Engler,K. Fairfield,G. Folger,A. Fridman,D. Gaiser,D. Gelphman,G. Glaser,G.L. Godfrey,K. Graaf,F. H. Heimlich,F. H. Heimlich,F. H. Heinsius,R. Hofstadter,J. Irion,Z. Jakubowski,H. Janssen,K. Karch,S. Keh,T. Kiel,H. Kilian,I. Kirkbride,T. Kloiber,M. Kobel,W. Koch,A. C. König,K. Königsmann,R. W. Kraemer,S. Krüger,G. Landi,R. Lee,S. Leffler,R. Lekebusch,A. M. Litke,W. Lockman,S. Lowe,B. Lurz,D. Marlow,W. Maschmann,P. McBride,F. Messing,W. J. Metzger,H. Meyer,B. Monteleoni,B. Muryn,B. Muryn,R. Nernst,B. Niczyporuk,Grzegorz Nowak,C. W. Peck,P. G. Pelfer,B. Pollock,F. C. Porter,D. Prindle,P. Ratoff,M. Reidenbach,B. Renger,C. Rippich,M. Scheer,P. Schmitt,J. Schotanus,J. Schütte,A. Schwarz,D. Sievers,Tomasz Skwarnicki,V. Stock,K. Strauch,U. Strohbusch,J. Tompkins,H. J. Trost,B. van Uitert,R. T. Van de Walle,Hans J. Vogel,A. Voigt,U. Volland,K. Wachs,K. Wacker,W. Walk,H. Wegener,D. A. Williams,D. A. Williams,P. Zschorsch +99 more
TL;DR: In this paper, the authors measured the cross section of the Crystal Ball detector at the DESY storage ring DORIS II at beam energies around 5.3 GeV and deduced the following two-photon widths:
Journal ArticleDOI
Search for Isosinglet Neutral Heavy-Leptons in Z0 Decays
O. Adriani,M. Aguilar-Benitez,Steven Ahlen,J. Alcaraz,Alberto Aloisio,George Alverson,Mariagrazia Alviggi,Giovanni Ambrosi,Qi An,H. Anderhub,A. L. Anderson,V. P. Andreev,T. Angelov,L. Antonov,D. Antreasyan,P. Arce,A. Arefev,A. Atamanchuk,T. Azemoon,Tariq Aziz,P.V.K.S. Baba,P. Bagnaia,J.A. Bakken,L. Baksay,R. C. Ball,S. Banerjee,J. Bao,R. Barillère,L. Barone,Andrea Baschirotto,Roberto Battiston,A. Bay,Francesco Becattini,U. Becker,U. Becker,F. Behner,J. Behrens,S. Beingessner,Gy L. Bencze,J. Berdugo,P. Berges,B. Bertucci,B. L. Betev,Maurizio Biasini,Adrian Biland,G. M. Bilei,R. Bizzarri,J.J. Blaising,Gerjan Bobbink,Gerjan Bobbink,M. Bocciolini,R. Bock,A. Böhm,B. Borgia,M. Boseti,Dimitri Bourilkov,M. Bourquin,D. Boutigny,B. Bouwens,E. Brambilla,J. G. Branson,I. C. Brock,M. Brooks,Christine Buisson,A. Bujak,J. D. Burger,W. J. Burger,J. Busenitz,Xd Cai,M. Capell,M. Caria,Gianpaolo Carlino,Federico Carminati,A. M. Cartacci,R. Castello,Marcos Cerrada,F. Cesaroni,Y. H. Chang,U. K. Chaturvedi,M. Chemarin,A. Chen,Cheng Chen,G. M. Chen,H.F. Chen,H. S. Chen,Jiunn-Wei Chen,Mingshui Chen,M.L. Chen,W. Y. Chen,G. Chiefari,C. Y. Chien,M. Chmeissani,M.T. Choi,S. Chung,Carlo Civinini,I. Clare,Robert Clare,T. E. Coan,H. O. Cohn,G. Coignet,Nicanor Colino,A. Contin,F. Crijns,X. T. Cui,X. Y. Cui,T. S. Dai,Raffaello D'Alessandro,R. de Asmundis,A. Degré,K. Deiters,E. Dénes,P. Denes,F. de Notaristefani,M. Dhina,D. DiBitonto,M. Diemoz,H. R. Dimitrov,C. Dionisi,M. T. Dova,E. Drago,T. Driever,D. Duchesneau,P. Duinker,I. Duran,S. Easo,H. El Mamouni,A. Engler,F. J. Eppling,F. C. Erné,P. Extermann,R. Fabbretti,M. Fabre,S. Falciano,S.J. Fan,O. Fackler,Jean Fay,Marta Felcini,T. Ferguson,D. Fernandez,Gerard Fernandez,F. Ferroni,H. S. Fesefeldt,E. Fiandrini,J. H. Field,Frank Filthaut,G. Finocchiaro,P. H. Fisher,G. Forconi,T. Foreman,K. Freudenreich,W. Friebel,M. Fukushima,M. Gailloud,Yu. Galaktionov,Yu. Galaktionov,Elisabetta Gallo,S. N. Ganguli,S. N. Ganguli,Pablo Garcia-Abia,S. S. Gau,D. Gele,Simonetta Gentile,Simonetta Gentile,S. Goldfarb,Z.F. Gong,E. Gonzalez,P. Göttlicher,A. Gougas,D. Goujon,G. Gratta,C. Grinnell,M. Gruenewald,Chenjie Gu,M. Guanziroli,J.K. Guo,V. K. Gupta,A. Gurtu,H. R. Gustafson,L.J. Gutay,K. Hangarter,A. Hasan,D. Hauschildt,C.F. He,Thomas Hebbeker,M. Hebert,G. Herten,U. Herten,Alain Hervé,K. Hilgers,H. Hofer,Hafeez R. Hoorani,G. Hu,G.Q. Hu,B. Ille,M. M. Ilyas,Vincenzo Innocente,H. Janssen,S. Jezequel,B. N. Jin,L. W. Jones,A. Kasser,R. A. Khan,Yu. Kamyshkov,P. Kapinos,J. S. Kapustinsky,Y. Karyotakis,Manjit Kaur,S. Khokhar,M. N. Kienzle-Focacci,J.K. Kim,S.C. Kim,Y.G. Kim,W. W. Kinnison,D. Kirkby,Stefan Kirsch,W. Kittel,A. Klimentov,A. Klimentov,A. C. König,E. Koffeman,Oliver Kornadt,V. Koutsenko,V. Koutsenko,A. Koulbardis,R. W. Kraemer,T. Kramer,V. R. Krastev,V. R. Krastev,W. Krenz,A. Krivshich,H. Kuijten,K. S. Kumar,A. Kunin,A. Kunin,G. Landi,D. Lanske,S. Lanzano,P. Lebrun,P. Lecomte,Paul Lecoq,P. Le Coultre,D. M. Lee,I. Leedom,J. M. Le Goff,R. Leiste,M. Lenti,Emilio Leonardi,J. Lettry,X. Leytens,C. Li,H. T. Li,P.J. Li,Xu-Guang Li,J.Y. Liao,Wt Lin,Z.Y. Lin,F. L. Linde,B. Lindemann,D. Linnhofer,Luca Lista,Yueh-Feng Liu,Wolfgang Lohmann,E. Longo,Y. S. Lu,J. M. Lubbers,K. Lübelsmeyer,C. Luci,D. Luckey,L. Ludovici,L. Luminari,Werner Lustermann,J. M. Ma,W.G. Ma,M. MacDermott,P. K. Malhotra,R. Malik,A. Malinin,A. Malinin,C. Maña,D.N. Mao,Y.F. Mao,M. Maolinbay,P. Marchesini,F. Marion,A. Marin,J. P. Martin,L. Martinez-Laso,F. Marzano,G.G.G. Massaro,T. Matsuda,Kajari Mazumdar,P. Mcbride,T. Mcmahon,D. McNally,M. Merk,Leonardo Merola,Marco Meschini,W. J. Metzger,Y. Mi,G. B. Mills,Y. Mir,G. Mirabelli,J. Mnich,M. Möller,B. Monteleoni,R. Morand,S. Morganti,N. E. Moulai,R. Mount,S. Müller,A. Nadtochy,E. Nagy,M. Napolitano,H. Newman,C. Neyer,M. A. Niaz,A. Nippe,H. Nowak,G. Organtini,D. Pandoulas,Simone Paoletti,Pierluigi Paolucci,G. Passaleva,G. Passaleva,S. Patricelli,T. Paul,M. Pauluzzi,Felicitas Pauss,Y. J. Pei,S. Pensotti,D. Perret-Gallix,J. Perrier,A. Pevsner,Davide Piccolo,Marco Pieri,P. A. Piroué,F. Plasil,V. Plyaskin,M. Pohl,V. Pozhidaev,V. Pozhidaev,Nicolas Produit,Jianming Qian,K. N. Qureshi,R. Raghavan,G. Rahal-Callot,P. G. Rancoita,M. Rattaggi,G. Raven,P. Razis,Kenneth Francis Read,D. Ren,Zhuoxiang Ren,M. Rescigno,S. Reucroft,A. Ricker,Sabine Riemann,W. Riemers,K. Riles,O. Rind,H. A. Rizvi,F. J. Rodriguez,B. P. Roe,M. Röhner,S. Röhner,L. Romero,Jérôme Rose,S. Rosier-Lees,R. Rosmalen,P. Rosselet,A. Rubbia,J. A. Rubio,H. Rykaczewski,M. Sachwitz,E. Sajan,J. Salicio,J. M. Salicio,G. S. Sanders,Attilio Santocchia,M. S. Sarakinos,G. Sartorelli,M. Sassowsky,G. Sauvage,V. Shchegelskii,D.W. Schmitz,P. Schmitz,M. Schneegans,Herwig Schopper,Herwig Schopper,D. J. Schotanus,S. Shotkin,H. J. Schreiber,J. Shukla,Reinhard W. Schulte,S. Schulte,K. Schultze,J. Schwenke,G. Schwering,Crisostomo Sciacca,I. Scott,R. Sehgal,P.G. Seiler,J. C. Sens,J. C. Sens,L. Servoli,I. Sheer,D. Z. Shen,S. Shevchenko,X.R. Shi,E. Shumilov,V. Shoutko,E. Soderstrom,D. Son,A. Sopczak,C. Spartiotis,T. Spickermann,Piero Spillantini,R. Starosta,M. Steuer,David Stickland,F. Sticozzi,Howard A. Stone,K. Strauch,D.G. Stringfellow,K. Sudhakar,Georgi Sultanov,R.L. Sumner,L. Z. Sun,H. Suter,R.B. Sutton,J. D. Swain,A. A. Syed,X. W. Tang,Lucas Taylor,G. Terzi,C. J.W.P. Timmermans,S C C. Ting,S. M. Ting,M. Tonutti,S. C. Tonwar,Jozsef Toth,A. Tsaregorodtsev,G. Tsipolitis,Christopher George Tully,K. L. Tung,J. Ulbricht,L. Urbán,U. Uwer,E. Valente,R. T. Van de Walle,I. Vetlitskii,G. Viertel,P. Vikas,U. Vikas,M. Vivargent,Helmut Vogel,H. Vogt,I. Vorobev,A.A. Vorobev,Laurent Vuilleumier,M. Wadhwa,W. Wallraff,Chenliang Wang,G. H. Wang,J.H. Wang,X.L. Wang,Y. F. Wang,Zongyuan Wang,A. C. Weber,J. Weber,R. Weill,T. J. Wenaus,Jorg Wenninger,M. White,Carlos Willmott,F. Wittgenstein,D. Wright,R.J. Wu,S. X. Wu,Ying Wu,Bolek Wyslouch,Y.Y. Xie,Y. D. Xu,Z.Z. Xu,Z.L. Xue,D.S. Yan,X. J. Yan,Bz Yang,C. G. Yang,G. A. Yang,K.S. Yang,Q.Y. Yang,Z.Q. Yang,C. H. Ye,J. B. Ye,Q. Ye,S. C. Yeh,Z.W. Yin,J. M. You,N. Yunus,M. Yzerman,C. Zaccardelli,P. Zemp,Ming Zeng,Y. Zeng,D.H. Zhang,Zp Zhang,B. Zhou,J. F. Zhou,R. Y. Zhu,H.L. Zhuang,A. Zichichi,B. C.C. van der Zwaan +512 more
TL;DR: In this paper, neutral heavy leptons that are isosinglets under the standard SU (2)L gauge group were searched for and no evidence for a signal has been found and the limit Br(NSu0 → vlNl) < 3 x 10−5 at the 95% CL for mass range from 3 GeV up to Mz.
Journal ArticleDOI
Observation of an eta eta Resonance in J/psi Radiative Decays
C. A. Edwards,R. Partridge,C. W. Peck,F. C. Porter,D. Antreasyan,Y. F. Gu,W. Kollmann,M. Richardson,K. Strauch,K. Wacker,A. J.R. Weinstein,D. Aschman,T. H. Burnett,Matteo Cavalli-Sforza,D. C. Coyne,C. Newman,Hartmut Sadrozinski,D. Gelphman,R. Hofstadter,Roland Horisberger,I. Kirkbride,Hermann Kolanoski,K. Königsmann,R. Lee,A. Liberman,J. O'Reilly,A. Osterheld,B. Pollock,J. Tompkins,Elliott D. Bloom,F. Bulos,R. Chestnut,J. Gaiser,G.L. Godfrey,C. Kiesling,W. S. Lockman,Mark Oreglia,D. L. Scharre +37 more
TL;DR: The resonance parameters of the theta are M = 1640 +- 50 MeV and GAMMA = 220/sup +100/sub -/70 MeV as mentioned in this paper.