Search for nearly mass-degenerate charginos and neutralinos at LEP: The OPAL collaboration

European Physical Journal C

Volumn 29, Issue 4, 2003, Pages 479-489

  Abbiendi, G ^b   Ainsley, C ^e   Akesson P F ^c   Alexander, G ^u   Allison, J ^o   Amaral, P ^h   Anagnostou, G ^a   Anderson, K J ^h   Arcelli, S ^b   Asai, S ^v   Axen, D ^aa   Azuelos, G ^q,ah   Bailey, I ^z   Barberio, E ^g   Barlow, R J ^o   Batley, R J ^e   Bechtle, P ^y   Behnke, T ^y   Bell, K W ^s   Bell, P J ^a   Bella, G ^u   Bellerive, A ^f   Benelli, G ^d   Bethke, S ^af   Biebel, O ^ae   Bloodworth, I J ^a   Boeriu, O ⁱ   Bock, P ^j   Bonacorsi, D ^b   Boutemeur, M ^ae   Braibant, S ^g   Brigliadori, L ^b   Brown, R M ^s   Buesser, K ^y   Burckhart, H J ^g   Campana, S ^d   Carnegie, R K ^f   Caron, B ^ab   Carter, A A ^l   Carter, J R ^e   Chang, C Y ^p   Charlton, D G ^a,ai   Csilling, A ^g,ac   Cuffiani, M ^b   Dado, S ^t   Dallavalle, G M ^b   Dallison, S ^o   de Roeck, A ^g   de Wolf, E A ^g   Desch, K ^y   Dienes, B ^ad   Donkers, M ^f   Dubbert, J ^ae   Duchovni, E ^x   Duckeck, G ^ae   Duerdoth, I P ^o   Elfgren, E ^q   Etzion, E ^u   Fabbri, F ^b   Feld, L ⁱ   Ferrari, P ^g   Fiedler, F ^ae   Fleck, I ⁱ   Ford, M ^e   Frey, A ^g   Furtjes A ^g   Gagnon, P ^k   Gary, J W ^d   Gaycken, G ^y   Geich Gimbel, C ^c   Giacomelli, G ^b   Giacomelli, P ^b   Giunta, M ^d   Goldberg, J ^t   Gross, E ^x   Grunhaus, J ^u   Gruwe M ^g   Gunther P O ^c   Gupta, A ^h   Hajdu, C ^ac   Hamann, M ^y   Hanson, G G ^d   Harder, K ^y   Harel, A ^t   Harin Dirac, M ^d   Hauschild, M ^g   Hauschildt, J ^y   Hawkes, C M ^a   Hawkings, R ^g   Hemingway, R J ^f   Hensel, C ^y   Herten, G ⁱ   Heuer, R D ^y   Hill, J C ^e   Hoffman, K ^h   Homer, R J ^a   Horvath D ^ac,ad   Howard, R ^aa   Huntemeyer P ^y   Igo Kemenes, P ^j   Ishii, K ^v   Jeremie, H ^q   Jovanovic, P ^a,w   Junk, T R ^f   Kanaya, N ^z   Kanzaki, J ^v   Karapetian, G ^q   Karlen, D ^f   Kartvelishvili, V ^o   Kawagoe, K ^v   Kawamoto, T ^v   Keeler, R K ^z   Kellogg, R G ^p   Kennedy, B W ^s   Kim, D H ^r   Klein, I K ^j   Klier, A ^x   Kluth, S ^af   Kobayashi, T ^v   Kobel, M ^c   Komamiya, S ^v   Kormos, L ^z   Kowalewski, R V ^z,an   Kramer T ^y   Kress, T ^d   Krieger, P ^f,ao   von Krogh, J ^j   Krop, D ^k   Kruger, K ^g   Kupper, M ^x   Lafferty, G D ^o   Landsman, H ^t   Lanske, D ^m   Layter, J G ^d   Leins, A ^ae   Lellouch, D ^x   Letts, J ^ar   Levinson, L ^x   Lillich, J ⁱ   Lloyd, S L ^l   Loebinger, F K ^o   Lu, J ^aa   Ludwig, J ⁱ   Macpherson, A ^g,ab   Mader, W ^c   Marcellini, S ^b   Marchant, T E ^o   Martin, A J ^l   Martin, J P ^q   Masetti, G ^b   Mashimo, T ^v   Mattig P ^ap   McDonald, W J ^ab   McKenna, J ^aa   McMahon, T J ^a   McPherson, R A ^z   Meijers, F ^g   Mendez Lorenzo, P ^ae   Menges, W ^y   Merritt, F S ^h   Mes, H ^f,ah   Michelini, A ^b   Mihara, S ^v   Mikenberg, G ^x   Miller, D J ⁿ   Moed, S ^t   Mohr, W ⁱ   Mori, T ^v   Mutter, A ⁱ   Nagai, K ^l   Nakamura, I ^v   Neal, H A ^ag   Nisius, R ^af   O'Neale, S W ^a   Oh, A ^g   Okpara, A ^j   Oreglia, M J ^h   Orito, S ^v   Pahl, C ^af   Pasztor G ^d,ac   Pater, J R ^o   Patrick, G N ^s   Pilcher, J E ^h   Pinfold, J ^ab   Plane, D E ^g   Poli, B ^b   Polok, J ^g   Pooth, O ^m   Przybycien M ^g,aq   Quadt, A ^c   Rabbertz, K ^g   Rembser, C ^g   Renkel, P ^x   Rick, H ^d   Roney, J M ^z   Rosati, S ^c   Rozen, Y ^t   Runge, K ⁱ   Sachs, K ^f   Saeki, T ^v   Sahr, O ^ae   Sarkisyan, E K G ^g,am   Schaile, A D ^ae   Schaile, O ^ae   Scharff Hansen, P ^g   Schieck, J ^af   Schorner Sadenius T ^g   Schroder M ^g   Schumacher, M ^c   Schwick, C ^g   Scott, W G ^s   Seuster, R ^m,ak   Shears, T G ^g,al   Shen, B C ^d   Shepherd Themistocleous, C H ^e   Sherwood, P ⁿ   Siroli, G ^b   Skuja, A ^p   Smith, A M ^g   Sobie, R ^z   Soldner Rembold S ⁱ   Spagnolo, S ^s   Spano, F ^h   Stahl, A ^c   Stephens, K ^o   Strom, D ^r   Strohmer R ^ae   Tarem, S ^t   Tasevsky, M ^g   Taylor, R J ⁿ   Teuscher, R ^h   Thomson, M A ^e   Torrence, E ^r   Toya, D ^v   Tran, P ^d   Trefzger, T ^ae   Tricoli, A ^b   Trigger, I ^g   Trocsanyi Z ^ad,aj   Tsur, E ^u   Turner Watson, M F ^a   Ueda, I ^v   Ujvari B ^ad,aj   Vachon, B ^z   Vollmer, C F ^ae   Vannerem, P ⁱ   Verzocchi, M ^p   Voss, H ^g   Vossebeld, J ^g,al   Waller, D ^f   Ward, C P ^e   Ward, D R ^e   Watkins, P M ^a   Watson, A T ^a   Watson, N K ^a   Wells, P S ^g   Wengler, T ^g   Wermes, N ^c   Wetterling, D ^j   Wilson, G W ^o,an   Wilson, J A ^a   Wolf, G ^x   Wyatt, T R ^o   Yamashita, S ^v   Zer Zion, D ^d   Zivkovic, L ^x   more..

^a UNIVERSITY OF BIRMINGHAM   (United Kingdom)

^b UNIVERSITY OF BOLOGNA   (Italy)

^c UNIVERSITY OF BONN   (Germany)

^d UNIVERSITY OF CALIFORNIA   (United States)

^e UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^f CARLETON UNIVERSITY   (Canada)

^g CERN   (Switzerland)

^h UNIVERSITY OF CHICAGO   (United States)

ⁱ UNIVERSITY OF FREIBURG   (Germany)

^j UNIVERSITY OF HEIDELBERG   (Germany)

^k INDIANA UNIVERSITY   (United States)

^l QUEEN MARY UNIVERSITY OF LONDON   (United Kingdom)

^m RWTH AACHEN UNIVERSITY   (Germany)

ⁿ UNIVERSITY COLLEGE LONDON   (United Kingdom)

^o UNIVERSITY OF MANCHESTER   (United Kingdom)

^p Bldg 142   (United States)

^q UNIVERSITÉ DE MONTRÉAL   (Canada)

^r UNIVERSITY OF OREGON   (United States)

^s RUTHERFORD APPLETON LABORATORY   (United Kingdom)

^t TECHNION ISRAEL INSTITUTE OF TECHNOLOGY   (Israel)

^u TEL AVIV UNIVERSITY   (Israel)

^v UNIVERSITY OF TOKYO   (Japan)

^w KOBE UNIVERSITY   (Japan)

^x WEIZMANN INSTITUTE OF SCIENCE   (Israel)

^y UNIVERSITY OF HAMBURG   (Germany)

^z UNIVERSITY OF VICTORIA   (Canada)

^aa UNIVERSITY OF BRITISH COLUMBIA   (Canada)

^ab UNIVERSITY OF ALBERTA   (Canada)

^ac WIGNER RESEARCH CENTRE FOR PHYSICS   (Hungary)

^ad INSTITUTE OF NUCLEAR RESEARCH ATOMKI   (Hungary)

^ae UNIVERSITY OF MUNICH   (Germany)

^af MAX PLANCK INSTITUT FÜR PHYSIK   (Germany)

^ag Yale University   (United States)

^ah TRIUMF   (Canada)

^ai Royal Society University   (United Kingdom)

^aj UNIVERSITY OF DEBRECEN   (Hungary)

^ak MPI Munchen   (Germany)

^al UNIVERSITY OF LIVERPOOL   (United Kingdom)

^am UNIVERSITY OF ANTWERP   (Belgium)

^an UNIVERSITY OF KANSAS   (United States)

^ao UNIVERSITY OF TORONTO   (Canada)

^ap UNIVERSITY OF WUPPERTAL   (Germany)

^aq AGH UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Poland)

^ar UNIVERSITY OF CALIFORNIA   (United States)

more..

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0041360321     PISSN: 14346044     EISSN: None     Source Type: Journal    
DOI: 10.1140/epjc/s2003-01237-x     Document Type: Article

References (56)

1. Y.A. Golfand, E.P. Likhtman, JETP Lett. 13, 323 (1971); D.V. Volkov, V.P. Akulov, Phys. Lett. B 46, 109 (1973); J. Wess, B. Zumino, Nucl. Phys. B 70, 39 (1974)
2. Y.A. Golfand, E.P. Likhtman, JETP Lett. 13, 323 (1971); D.V. Volkov, V.P. Akulov, Phys. Lett. B 46, 109 (1973); J. Wess, B. Zumino, Nucl. Phys. B 70, 39 (1974)
3. Y.A. Golfand, E.P. Likhtman, JETP Lett. 13, 323 (1971); D.V. Volkov, V.P. Akulov, Phys. Lett. B 46, 109 (1973); J. Wess, B. Zumino, Nucl. Phys. B 70, 39 (1974)
4. H.P. Nilles, Phys. Rept. 110, 1 (1984)
5. S.P. Martin, A Supersymmetry Primer, in G.L. Kane (ed.): Perspectives On Supersymmetry, 1, hep-ph/9709356; R. Arnowitt, P. Nath, Supergravity Unified Models, in G.L. Kane (ed.): Perspectives On Supersymmetry, 442, hep-ph/9708254
6. S.P. Martin, A Supersymmetry Primer, in G.L. Kane (ed.): Perspectives On Supersymmetry, 1, hep-ph/9709356; R. Arnowitt, P. Nath, Supergravity Unified Models, in G.L. Kane (ed.): Perspectives On Supersymmetry, 442, hep-ph/9708254
7. L. Randall, R. Sundrum, Nucl. Phys. B 557, 79 (1999)
8. G.F. Giudice, M.A. Luty, H. Murayama, R. Rattazzi, JHEP 9812 (1998) 027
9. ALEPH Collaboration, R. Barate et al., Eur. Phys. J. C 11, 193 (1999); ALEPH Collaboration, R. Barate et al., Eur. Phys. J. C 16, 71 (2000)
10. ALEPH Collaboration, R. Barate et al., Eur. Phys. J. C 11, 193 (1999); ALEPH Collaboration, R. Barate et al., Eur. Phys. J. C 16, 71 (2000)
11. DELPHI Collaboration, P. Abreu et al., Phys. Lett. B 479, 129 (2000); DELPHI Collaboration, P. Abreu et al., Phys. Lett. B 503, 34 (2001)
12. DELPHI Collaboration, P. Abreu et al., Phys. Lett. B 479, 129 (2000); DELPHI Collaboration, P. Abreu et al., Phys. Lett. B 503, 34 (2001)
13. L3 Collaboration, M. Acciarri et al., Phys. Lett. B 472, 420 (2000); L3 Collaboration, M. Acciarri et al., Phys. Lett. B 462, 354 (1999)
14. L3 Collaboration, M. Acciarri et al., Phys. Lett. B 472, 420 (2000); L3 Collaboration, M. Acciarri et al., Phys. Lett. B 462, 354 (1999)
15. OPAL Collaboration, G. Abbiendi et al., Eur. Phys, J. C 14, 187 (2000); OPAL Collaboration, K. Ackerstaff et al., Phys. Lett. B 433, 195 (1998)
16. OPAL Collaboration, G. Abbiendi et al., Eur. Phys, J. C 14, 187 (2000); OPAL Collaboration, K. Ackerstaff et al., Phys. Lett. B 433, 195 (1998)
17. C.H. Chen, M.Drees, J.F. Gunion, Phys. Rev. Lett. 76, 2002 (1996)
18. K. Riles et al., Phys. Rev. D 42, 1 (1990)
19. ALEPH Collaboration, A. Heister et al., Phys. Lett. B 533, 223 (2002)
20. DELPHI Collaboration, P. Abreu et al., Phys. Lett. B 485, 95 (2000)
21. L3 Collaboration, M. Acciarri et al., Phys. Lett. B 482, 31 (2000)
22. OPAL Collaboration, K. Ahmet et al., Nucl. Instrum. Meth. A 305, 275 (1991); OPAL Collaboratio, S. Anderson et al., Nucl. Instrum. Meth. A 403, 326 (1998); OPAL Collaboration, B. E. Anderson et al., IEEE Trans. Nucl. Sci. 41, 845 (1994)
23. OPAL Collaboration, K. Ahmet et al., Nucl. Instrum. Meth. A 305, 275 (1991); OPAL Collaboratio, S. Anderson et al., Nucl. Instrum. Meth. A 403, 326 (1998); OPAL Collaboration, B. E. Anderson et al., IEEE Trans. Nucl. Sci. 41, 845 (1994)
24. OPAL Collaboration, K. Ahmet et al., Nucl. Instrum. Meth. A 305, 275 (1991); OPAL Collaboratio, S. Anderson et al., Nucl. Instrum. Meth. A 403, 326 (1998); OPAL Collaboration, B. E. Anderson et al., IEEE Trans. Nucl. Sci. 41, 845 (1994)
25. G. Aguillion et al., Nucl. Instrum. Meth. A 417, 266 (1998)
26. S. Katsanevas, P. Morawitz, Comput. Phys. Commun. 112, 227 (1998)
27. W. Beenakker et al., WW Cross-sections and Distributions, In Physics at LEP2, vol. 1, 79, hep-ph/9602351
28. S. Thomas, J.D. Wells, Phys, Rev. Lett. 81, 34 (1998)
29. S. Jadach, B.F. Ward, Z. Was, Comput. Phys. Commun. 130, 260 (2000)
30. G. Montagna, M. Moretti, O. Nicrosini, F. Piccinini, Nucl. Phys. B 541, 31 (1999)
31. D. Karlen, Nucl. Phys. B 289, 23 (1987)
32. S. Jadach, W. Placzek, B.F. Ward, Phys. Lett. B 390, 298 (1997)
33. F.A. Berends, R. Kleiss, Nucl. Phys. B 186, 22 (1981)
34. M. Skrzypek, S. Jadach, W. Placzek, Z. Was, Comput. Phys. Commun. 94, 216 (1996); M. Skrzypek, S. Jadach, M. Martinez, W. Placzek, Z. Was, Phys. Lett. B 372, 289 (1996)
35. M. Skrzypek, S. Jadach, W. Placzek, Z. Was, Comput. Phys. Commun. 94, 216 (1996); M. Skrzypek, S. Jadach, M. Martinez, W. Placzek, Z. Was, Phys. Lett. B 372, 289 (1996)
36. J. Fujimoto et al., Comput. Phys. Commun. 100, 128 (1997)
37. R. Engel, Z. Phys. C 66, 203 (1995); R. Engel, J. Ranft, S. Roesler, Phys. Rev. D 52, 1459 (1995); R. Engel, J. Ranft, Phys. Rev. D 54, 4244 (1996)
38. R. Engel, Z. Phys. C 66, 203 (1995); R. Engel, J. Ranft, S. Roesler, Phys. Rev. D 52, 1459 (1995); R. Engel, J. Ranft, Phys. Rev. D 54, 4244 (1996)
39. R. Engel, Z. Phys. C 66, 203 (1995); R. Engel, J. Ranft, S. Roesler, Phys. Rev. D 52, 1459 (1995); R. Engel, J. Ranft, Phys. Rev. D 54, 4244 (1996)
40. G. Marchesini, B.R. Webber, G. Abbiendi, I.G. Knowles, M.H. Seymour, L. Stanco, Comput. Phys. Commun. 67, 465 (1992)
41. J.A.M. Vermaseren, Nucl. Phys. B 229, 347 (1983)
42. F.A. Berends, P.H. Daverveldt, R. Kleiss, Nucl. Phys. B 253, 421 (1985); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 271 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 285 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 309 (1986)
43. F.A. Berends, P.H. Daverveldt, R. Kleiss, Nucl. Phys. B 253, 421 (1985); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 271 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 285 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 309 (1986)
44. F.A. Berends, P.H. Daverveldt, R. Kleiss, Nucl. Phys. B 253, 421 (1985); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 271 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 285 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 309 (1986)
45. F.A. Berends, P.H. Daverveldt, R. Kleiss, Nucl. Phys. B 253, 421 (1985); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 271 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 285 (1986); F.A. Berends, P.H. Daverveldt, R. Kleiss, Comput. Phys. Commun. 40, 309 (1986)
46. T. Sjostrand, Comput. Phys. Commun. 39, 347 (1986)
47. OPAL Collaboration, J. Allison et al., Nucl. Instrum. Meth. A 317, 47 (1992)
48. J.F. Gunion, S. Mrenna, Phys. Rev. D 64, 075002 (2001)
49. OPAL Collaboration, G. Abbiendi et al., Eur. Phys. J. C 16, 185 (2000)
50. OPAL Collaboration, K. Ackerstaff et al., Eur. Phys. J. C 2, 213 (1998)
51. OPAL Collaboration, K. Ackerstaff et al., Phys. Lett. B 437, 218 (1998); OPAL Collaboration, G. Abbiendi et al., Phys. Lett. B 471, 293 (1999)
52. OPAL Collaboration, K. Ackerstaff et al., Phys. Lett. B 437, 218 (1998); OPAL Collaboration, G. Abbiendi et al., Phys. Lett. B 471, 293 (1999)
53. G. Abbiendi et al. [OPAL Collaboration], Eur. Phys. J. C 18, 253 (2000)
54. T. Junk, Nucl. Instrum. Meth. A 434, 435 (1999)
55. C.H. Chen, M. Drees, J.F. Gunion, Phys. Rev. D 55, 330 (1997)
56. - Reactions, (1999), hep-ph/0001086