Search for charged Higgs bosons in e+e- collisions at centre-of-mass energies up to 202 GeV

被引:23
作者
Acciarri, M [1 ]
Achard, P
Adriani, O
Aguilar-Benitez, M
Alcaraz, J
Alemanni, G
Allaby, J
Aloisio, A
Alviggi, MG
Ambrosi, G
Anderhub, H
Andreev, VP
Angelescu, T
Anselmo, F
Arefiev, A
Azemoon, T
Aziz, T
Bagnaia, P
Bajo, A
Baksay, L
Balandras, A
Baldew, SV
Banerjee, S
Banerjee, S
Barczyk, A
Barillère, R
Bartalini, P
Basile, M
Battiston, R
Bay, A
Becattini, F
Becker, U
Behner, F
Bellucci, L
Berbeco, R
Berdugo, J
Berges, P
Bertucci, B
Betev, BL
Bhattacharya, S
Biasini, M
Biland, A
Blaising, JJ
Blyth, SC
Bobbink, GJ
Böhm, A
Boldizsar, L
Borgia, B
Bourilkov, D
Bourquin, M
机构
[1] Ist Nazl Fis Nucl, Sez Milano, I-20133 Milan, Italy
[2] Rhein Westfal TH Aachen, Inst Phys 1, D-52056 Aachen, Germany
[3] Rhein Westfal TH Aachen, Inst Phys 3, D-52056 Aachen, Germany
[4] NIKHEF H, Natl Inst High Energy Phys, NL-1009 DB Amsterdam, Netherlands
[5] Univ Amsterdam, NL-1009 DB Amsterdam, Netherlands
[6] Univ Michigan, Ann Arbor, MI 48109 USA
[7] Lab Annecy Le Vieux Phys Particules, IN2P3, CNRS, F-74941 Annecy Le Vieux, France
[8] Univ Basel, Inst Phys, CH-4056 Basel, Switzerland
[9] Louisiana State Univ, Baton Rouge, LA 70803 USA
[10] Inst High Energy Phys, Beijing 100039, Peoples R China
[11] Humboldt Univ, D-10099 Berlin, Germany
[12] Univ Bologna, I-40126 Bologna, Italy
[13] Ist Nazl Fis Nucl, Sez Bologna, I-40126 Bologna, Italy
[14] Tata Inst Fundamental Res, Bombay 400005, Maharashtra, India
[15] Northeastern Univ, Boston, MA 02115 USA
[16] Inst Atom Phys, R-76900 Bucharest, Romania
[17] Univ Bucharest, R-76900 Bucharest, Romania
[18] Hungarian Acad Sci, Cent Res Inst Phys, H-1525 Budapest 114, Hungary
[19] MIT, Cambridge, MA 02139 USA
[20] Univ Debrecen, ATOMKI, H-4010 Debrecen, Hungary
[21] Ist Nazl Fis Nucl, Sez Firenze, I-50125 Florence, Italy
[22] Univ Florence, I-50125 Florence, Italy
[23] CERN, European Lab Particle Phys, CH-1211 Geneva 23, Switzerland
[24] FBLJA Project, World Lab, CH-1211 Geneva 23, Switzerland
[25] Univ Geneva, CH-1211 Geneva 4, Switzerland
[26] Chinese Univ Sci & Technol, USTC, Hefei 230029, Anhui, Peoples R China
[27] Res Inst High Energy Phys, SEFT, SF-00014 Helsinki, Finland
[28] Univ Lausanne, CH-1015 Lausanne, Switzerland
[29] Ist Nazl Fis Nucl, Sez Lecce, I-73100 Lecce, Italy
[30] Univ Lecce, I-73100 Lecce, Italy
[31] Univ Lyon 1, Inst Nucl Phys, CNRS, IN2P3, F-69622 Villeurbanne, France
[32] CIEMAT, E-28040 Madrid, Spain
[33] Inst Theoret & Expt Phys, Moscow 117259, Russia
[34] Ist Nazl Fis Nucl, Sez Napoli, I-80125 Naples, Italy
[35] Univ Naples Federico II, I-80125 Naples, Italy
[36] Univ Cyprus, Dept Nat Sci, Nicosia, Cyprus
[37] Catholic Univ Nijmegen, NL-6525 ED Nijmegen, Netherlands
[38] Natl Inst Nucl Phys & High Energy Phys, NL-6525 ED Nijmegen, Netherlands
[39] CALTECH, Pasadena, CA 91125 USA
[40] Ist Nazl Fis Nucl, Sez Perugia, I-06100 Perugia, Italy
[41] Univ Perugia, I-06100 Perugia, Italy
[42] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA
[43] Princeton Univ, Princeton, NJ 08544 USA
[44] Ist Nazl Fis Nucl, Sez Roma, I-00185 Rome, Italy
[45] Univ Roma La Sapienza, I-00185 Rome, Italy
[46] Inst Phys Nucl, St Petersburg, Russia
[47] Ist Nazl Fis Nucl, Sez Napoli, I-85100 Potenza, Italy
[48] Univ Potenza, I-85100 Potenza, Italy
[49] Univ Salerno, I-84100 Salerno, Italy
[50] Ist Nazl Fis Nucl, I-84100 Salerno, Italy
关键词
D O I
10.1016/S0370-2693(00)01272-7
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A search for pair-produced charged Higgs bosons is performed with the L3 detector at LEP using data collected at centre-of-mass energies between 192 and 202 GeV, corresponding to an integrated luminosity of 233.2 pb(-1). Decays into a charm and a strange quark or into a tan lepton and its neutrino are considered. The observed events are consistent with the expectations from Standard Model background processes. Including data taken at lower centre-of-mass energies, lower limits on the charged Higgs mass are derived at the 95% confidence level. They vary from 67.4 to 79.9 GeV as a function of the H+/- --> tau upsilon branching ratio. (C) 2000 Published by Elsevier Science B.V.
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收藏
页码:34 / 42
页数:9
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共 43 条
  • [1] Search for Higgs bosons in e+e- collisions at 183 GeV
    Abbiendi, G
    Ackerstaff, K
    Alexander, G
    Allison, J
    Altekamp, N
    Anderson, KJ
    Anderson, S
    Arcelli, S
    Asai, S
    Ashby, SF
    Axen, D
    Azuelos, G
    Ball, AH
    Barberio, E
    Barlow, RJ
    Bartoldus, R
    Batley, JR
    Baumann, S
    Bechtluft, J
    Behnke, T
    Bell, KW
    Bella, G
    Bellerive, A
    Bentvelsen, S
    Bethke, S
    Betts, S
    Biebel, O
    Biguzzi, A
    Bird, SD
    Blobel, V
    Bloodworth, IJ
    Bock, P
    Böhme, J
    Bonacorsi, D
    Boutemeur, M
    Braibant, S
    Bright-Thomas, P
    Brigliadori, L
    Brown, RM
    Burckhart, HJ
    Capiluppi, P
    Carnegie, RK
    Carter, AA
    Carter, JR
    Chang, CY
    Charlton, DG
    Chrisman, D
    Ciocca, C
    Clarke, PEL
    Clay, E
    [J]. EUROPEAN PHYSICAL JOURNAL C, 1999, 7 (03): : 407 - 435
  • [2] Search for charged Higgs bosons in e+e- collisions at √s = 172 GeV
    Abreu, P
    Adam, W
    Adye, T
    Adzic, P
    Alekseev, GD
    Alemany, R
    Allport, PP
    Almehed, S
    Amaldi, U
    Amato, S
    Andersson, P
    Andreazza, A
    Antilogus, P
    Apel, WD
    Arnoud, Y
    Asman, B
    Augustin, JE
    Augustinus, A
    Baillon, P
    Bambade, P
    Barao, F
    Barbier, R
    Bardin, DY
    Barker, G
    Baroncelli, A
    Barring, O
    Bates, MJ
    Battaglia, M
    Baubillier, M
    Baudot, J
    Beck, KH
    Begalli, M
    Beilliere, P
    Belokopytov, Y
    Benvenuti, AC
    Berat, C
    Berggren, M
    Bertini, D
    Bertrand, D
    Besancon, M
    Bianchi, F
    Bigi, M
    Bilenky, MS
    Billoir, P
    Bizouard, MA
    Bloch, D
    Blume, M
    Bonesini, M
    Bonivento, W
    Boonekamp, M
    [J]. PHYSICS LETTERS B, 1998, 420 (1-2) : 140 - 156
  • [3] Search for the standard model Higgs boson in e(+)e(-) interactions at 161<=root s<=172 GeV
    Acciarri, M
    Adriani, O
    AguilarBenitez, M
    Ahlen, S
    Alcaraz, J
    Alemanni, G
    Allaby, J
    Aloisio, A
    Alverson, G
    Alviggi, MG
    Ambrosi, G
    Anderhub, H
    Andreev, VP
    Angelescu, T
    Anselmo, F
    Arefiev, A
    Azemoon, T
    Aziz, T
    Bagnaia, P
    Baksay, L
    Banerjee, S
    Banerjee, S
    Banicz, K
    Barczyk, A
    Barillere, R
    Barone, L
    Bartalini, P
    Baschirotto, A
    Basile, M
    Battiston, R
    Bay, A
    Becattini, F
    Becker, U
    Behner, F
    Berdugo, J
    Berges, P
    Bertucci, B
    Betev, BL
    Bhattacharya, S
    Biasini, M
    Biland, A
    Bilei, GM
    Blaising, JJ
    Blyth, SC
    Bobbink, GJ
    Bock, R
    Bohm, A
    Boldizsar, L
    Borgia, B
    Bourilkov, D
    [J]. PHYSICS LETTERS B, 1997, 411 (3-4) : 373 - 386
  • [4] THE L3 SILICON MICROVERTEX DETECTOR
    ACCIARRI, M
    ADAM, A
    ADRIANI, O
    AHLEN, S
    ALCARAZ, J
    AMBROSI, G
    BABUCCI, E
    BAKSAY, L
    BASCHIROTTO, A
    BATTISTON, R
    BAUR, W
    BAY, A
    BENCZE, GL
    BERTUCCI, B
    BIASINI, M
    BILEI, GM
    BOBBINK, GJ
    BOISSEVAIN, JG
    BOSETTI, M
    BROOKS, ML
    BURGER, WJ
    BUSENITZ, J
    CAMPS, C
    CARIA, M
    CASTELLINI, G
    CASTELLO, R
    CHECCUCCL, B
    CHEN, A
    COAN, TE
    COMMICHAU, V
    DIBITONTO, D
    DING, J
    DUINKER, P
    DJAMBAZOV, L
    EASO, S
    EXTERMANN, P
    FIANDRINI, E
    GABBANINI, A
    GOLDSTEIN, J
    GOUGAS, A
    HANGARTER, K
    HAUVILLER, C
    HERVE, A
    HOFER, M
    HOFER, T
    HOU, S
    JOSA, MI
    KAPUSTINSKY, JS
    KIM, D
    KINNISON, WW
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1994, 351 (2-3) : 300 - 312
  • [5] Search for charged Higgs bosons in e+e- collisions at centre-of-mass energies between 130 and 183 GeV
    Acciarri, M
    Adriani, O
    Aguilar-Benitez, M
    Ahlen, S
    Alcaraz, J
    Alemanni, G
    Allaby, J
    Aloisio, A
    Alviggi, MG
    Ambrosi, G
    Anderhub, H
    Andreev, VP
    Angelescu, T
    Anselmo, F
    Arefiev, A
    Azemoon, T
    Aziz, T
    Bagnaia, P
    Baksay, L
    Banerjee, S
    Banerjee, S
    Banicz, K
    Barczyk, A
    Barillère, R
    Barone, L
    Bartalini, P
    Baschirotto, A
    Basile, M
    Battiston, R
    Bay, A
    Becattini, F
    Becker, U
    Behner, F
    Berdugo, J
    Berges, P
    Bertucci, B
    Betev, BL
    Bhattacharya, S
    Biasini, M
    Biland, A
    Bilei, GM
    Blaising, JJ
    Blyth, SC
    Bobbink, GJ
    Bock, R
    Böhm, A
    Boldizsar, L
    Borgia, B
    Bourilkov, D
    Bourquin, M
    [J]. PHYSICS LETTERS B, 1999, 446 (3-4) : 368 - 377
  • [6] Search for charged Higgs bosons in e+e- collisions at √s=189 GeV
    Acciarri, M
    Achard, P
    Adriani, O
    Aguilar-Benitez, M
    Alcaraz, J
    Alemanni, G
    Allaby, J
    Aloisio, A
    Alviggi, MG
    Ambrosi, G
    Anderhub, H
    Andreev, VP
    Angelescu, T
    Anselmo, F
    Arefiev, A
    Azemoon, T
    Aziz, T
    Bagnaia, P
    Baksay, L
    Balandras, A
    Ball, RC
    Banerjee, S
    Banerjee, S
    Barczyk, A
    Barillère, R
    Barone, L
    Bartalini, P
    Basile, M
    Battiston, R
    Bay, A
    Becattini, F
    Becker, U
    Behner, F
    Bellucci, L
    Berdugo, J
    Berges, P
    Bertucci, B
    Betev, BL
    Bhattacharya, S
    Biasini, M
    Biland, A
    Blaising, JJ
    Blyth, SC
    Bobbink, GJ
    Böhm, A
    Boldizsar, L
    Borgia, B
    Bourilkov, D
    Bourquin, M
    Braccini, S
    [J]. PHYSICS LETTERS B, 1999, 466 (01) : 71 - 78
  • [7] ACCIARRI M, CERNEP2000104
  • [8] Search for charged Higgs bosons in e+e- collisions at √s = 130-172 GeV
    Ackerstaff, K
    Alexander, G
    Allison, J
    Altekamp, N
    Anderson, KJ
    Anderson, S
    Arcelli, S
    Asai, S
    Ashby, SF
    Axen, D
    Azuelos, G
    Ball, AH
    Barberio, E
    Barlow, RJ
    Bartoldus, R
    Batley, JR
    Baumann, S
    Bechtluft, J
    Behnke, T
    Bell, KW
    Bella, G
    Bentvelsen, S
    Bethke, S
    Betts, S
    Biebel, O
    Biguzzi, A
    Bird, SD
    Blobel, V
    Bloodworth, IJ
    Bobinski, M
    Pock, P
    Bonacorsi, D
    Boutemeur, M
    Braibant, S
    Brigliadori, L
    Brown, RM
    Burckhart, HJ
    Burgard, C
    Burgin, R
    Capiluppi, P
    Carnegie, RK
    Carter, AA
    Carter, JR
    Chang, CY
    Charlton, DG
    Chrisman, D
    Clarke, PEL
    Cohen, I
    Conboy, JE
    Cooke, OC
    [J]. PHYSICS LETTERS B, 1998, 426 (1-2) : 180 - 192
  • [9] The forward muon detector of L3
    Adam, A
    AguilarBenitez, M
    Alarcon, J
    Alberdi, J
    Alexandrov, V
    Aloisio, A
    Alviggi, MG
    Anderhub, H
    Ariza, M
    Azemoon, T
    Aziz, T
    Bakker, F
    Banerjee, S
    Banicz, K
    Barcala, J
    Becker, U
    Berdugo, J
    Berges, P
    Betev, BL
    Biland, A
    Bobbink, GJ
    Bock, R
    Bohm, A
    Borissov, V
    Bosseler, K
    Bouvier, P
    Brambilla, E
    Burger, JD
    Burgos, C
    Buskens, J
    Carlier, JC
    Carlino, G
    Casaus, J
    Cavallo, N
    Cerjak, I
    Cerrada, M
    Chang, YH
    Chen, HS
    Chendvankar, SR
    Chvatchkine, V
    Daniel, M
    deAsmundis, R
    Decreuse, G
    Deiters, K
    Djambazov, L
    Duraffourg, P
    Erne, FC
    Esser, H
    Ezekiev, S
    Faber, G
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1996, 383 (2-3) : 342 - 366
  • [10] A HIGH-RESOLUTION MUON DETECTOR
    ADEVA, B
    AGUILARBENITEZ, M
    ALCARAZ, J
    ALOISIO, A
    ALVIGGI, MG
    ANTREASYAN, D
    BECKER, U
    BERDUGO, J
    BOBBINK, GJ
    BRAMBILLA, E
    BRANSON, JD
    BUJAK, A
    BURGOS, C
    BURGER, JD
    CARLINO, G
    CERRADA, M
    CHANG, YH
    CHIEFARI, G
    COLINO, N
    DRAGO, E
    DUINKER, P
    DURAN, I
    ERNE, F
    FABBRETTI, R
    FABRE, M
    GAU, SS
    GETTNER, M
    GONZALEZ, E
    VANDERGRAAF, H
    GUESEWELL, D
    GUTAY, LG
    HARTJES, FG
    HU, G
    INNOCENTE, V
    JIN, BN
    KONIG, AC
    KUMMAR, KS
    LANZANO, S
    LEGOFF, JM
    LEIJTENS, X
    LI, L
    MANA, C
    MAO, YF
    MARTINEZLASO, L
    MASSARO, GGG
    MCBRIDE, P
    MCMAHON, T
    MEROLA, L
    ONVLEE, H
    PATERNOSTER, G
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1992, 323 (1-2) : 109 - 124