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Insertion of STC into TRT at the Department of Physics, Oxford
Credit: CERN

Guy Wilkinson

Professor of Physics

Sub department

  • Particle Physics

Research groups

  • LHCb
Guy.Wilkinson@physics.ox.ac.uk
Telephone: 01865 (2)83110
Denys Wilkinson Building, room 608a
  • About
  • Publications

Search for spontaneous R-parity violation at √s=183 GeV and 189 GeV

PHYSICS LETTERS B 502:1-4 (2001) 24-36

Authors:

P Abreu, W Adam, T Adye, P Adzic, Z Albrecht, T Alderweireld, GD Alekseev, R Alemany, T Allmendinger, PP Allport, S Almehed, U Amaldi, N Amapane, S Amato, E Anashkin, EG Anassontzis, P Andersson, A Andreazza, S Andringa, N Anjos, P Antilogus, WD Apel, Y Arnoud, B Åsman, JE Augustin, A Augustinus, P Baillon, A Ballestrero, P Bambade, F Barao, G Barbiellini, R Barbier, DY Bardin, G Barker, A Baroncelli, M Battaglia, M Baubillier, KH Becks, M Begalli, A Behrmann, Y Belokopytov, K Belous, NC Benekos, AC Benvenuti, C Berat, M Berggren, L Berntzon, D Bertrand, M Besancon, N Besson, MS Bilenky, D Bloch, HM Blom, L Bol, M Bonesini, M Boonekamp, PSL Booth, G Borisov, C Bosio, O Botner, E Boudinov, B Bouquet, TJV Bowcock, I Boyko, I Bozovic, M Bozzo, M Bracko, P Branchini, RA Brenner, E Brodet, P Bruckman, JM Brunet, L Bugge, P Buschmann, M Caccia, M Calvi, T Camporesi, V Canale, F Carena, L Carroll, C Caso, MVC Gimenez, A Cattai, FR Cavallo, M Chapkin, P Charpentier, P Checchia, GA Chelkov, R Chierici, P Chliapnikov, P Chochula, V Chorowicz, J Chudoba, K Cieslik, P Collins, R Contri, E Cortina, G Cosme, F Cossutti, M Costa, HB Crawley, D Crennell, J Croix, JC Maestro, S Czellar, J D'Hondt, J Dalmau, M Davenport, W Da Silva, G Della Ricca, P Delpierre, N Demaria, A De Angelis, W De Boer, C De Clercq, B De Lotto, A De Min, L De Paula, H Dijkstra, L Di Ciaccio, K Doroba, M Dracos, J Drees, M Dris, G Eigen, T Ekelof, M Ellert, M Elsing, JP Engel, ME Santo, G Fanourakis, D Fassouliotis, M Feindt, J Fernandez, A Ferrer, E Ferrer-Ribas, F Ferro, A Firestone, U Flagmeyer, H Foeth, E Fokitis, F Fontanelli, B Franek, AG Frodesen, R Fruhwirth, F Fulda-Quenzer, J Fuster, D Gamba, S Gamblin, M Gandelman, C Garcia, C Gaspar, M Gaspar, U Gasparini, P Gavillet, EN Gazis, D Gele, T Geralis, N Ghodbane, I Gil, F Glege, R Gokieli, B Golob, G Gomez-Ceballos, P Goncalves, IG Caballero, G Gopal, L Gorn, Y Gouz, V Gracco, J Grahl, E Graziani, G Grosdidier, K Grzelak, J Guy, C Haag, F Hahn, S Hahn, S Haider, A Hallgren, K Hamacher, K Hamilton, J Hansen, FJ Harris, S Haug, F Hauler, V Hedberg, S Heising, JJ Hernandez, P Herquet, H Herr, O Hertz, E Higon, SO Holmgren, PJ Holt, S Hoorelbeke, M Houlden, J Hrubec, GJ Hughes, K Hultqvist, JN Jackson, R Jacobsson, P Jalocha, C Jarlskog, G Jarlskog, P Jarry, B Jean-Marie, D Jeans, EK Johansson, P Jonsson, C Joram, P Juillot, L Jungermann, F Kapusta, K Karafasoulis, S Katsanevas, EC Katsoufis, R Keranen, G Kernel, BP Kersevan, Y Khokhlov, BA Khomenko, NN Khovanski, A Kiiskinen, B King, A Kinvig, NJ Kjaer, O Klapp, P Kluit, P Kokkinias, V Kostioukhine, C Kourkoumelis, O Kouznetsov, M Krammer, E Kriznic, Z Krumstein, P Kubinec, M Kucharczyk, J Kurowska, JW Lamsa, JP Laugier, G Leder, F Ledroit, L Leinonen, A Leisos, R Leitner, G Lenzen, V Lepeltier, T Lesiak, M Lethuillier, J Libby, W Liebig, D Liko, A Lipniacka, I Lippi, JG Loken, JH Lopes, JM Lopez, R Lopez-Fernandez, D Loukas, P Lutz, L Lyons, J MacNaughton, JR Mahon, A Maio, A Malek, S Maltezos, V Malychev, F Mandl, J Marco, R Marco, B Marechal, M Margoni, JC Marin, C Mariotti, A Markou, C Martinez-Rivero, SMI Garcia, J Masik, N Mastroyiannopoulos, F Matorras, C Matteuzzi, G Matthiae, F Mazzucato, M Mazzucato, M Mc Cubbin, R Mc Kay, R Mc Nulty, E Merle, C Meroni, WT Meyer, A Miagkov, E Migliore, L Mirabito, WA Mitaroff, U Mjoernmark, T Moa, M Moch, K Moenig, MR Monge, J Montenegro, D Moraes, P Morettini, G Morton, U Mueller, K Muenich, M Mulders, LM Mundim, WJ Murray, B Muryn, G Myatt, T Myklebust, M Nassiakou, FL Navarria, K Nawrocki, P Negri, S Nemecek, N Neufeld, R Nicolaidou, P Niezurawski, M Nikolenko, V Nomokonov, A Nygren, V Obraztsov, AG Olshevski, A Onofre, R Orava, K Osterberg, A Ouraou, A Oyanguren, M Paganoni, S Paiano, R Pain, R Paiva, J Palacios, H Palka, TD Papadopoulou, L Pape, C Parkes, F Parodi, U Parzefall, A Passeri, O Passon, L Peralta, V Perepelitsa, M Pernicka, A Perrotta, C Petridou, A Petrolini, HT Phillips, F Pierre, M Pimenta, E Piotto, T Podobnik, V Poireau, ME Pol, G Polok, P Poropat, V Pozdniakov, P Privitera, N Pukhaeva, A Pullia, D Radojicic, S Ragazzi, H Rahmani, AL Read, P Rebecchi, NG Redaelli, M Regler, J Rehn, D Reid, R Reinhardt, PB Renton, LK Resvanis, F Richard, J Ridky, G Rinaudo, I Ripp-Baudot, A Romero, P Ronchese, EI Rosenberg, P Rosinsky, P Roudeau, T Rovelli, V Ruhlmann-Kleider, A Ruiz, H Saarikko, Y Sacquin, A Sadovsky, G Sajot, L Salmi, J Salt, D Sampsonidis, M Sannino, A Savoy-Navarro, C Schwanda, P Schwemling, B Schwering, U Schwickerath, F Scuri, Y Sedykh, AM Segar, R Sekulin, G Sette, RC Shellard, M Siebel, L Simard, F Simonetto, AN Sisakian, G Smadja, O Smirnova, GR Smith, A Sokolov, O Solovianov, A Sopczak, R Sosnowski, T Spassov, E Spiriti, S Squarcia, C Stanescu, M Stanitzki, A Stocchi, J Strauss, R Strub, B Stugu, M Szczekowski, M Szeptycka, T Tabarelli, A Taffard, F Tegenfeldt, F Terranova, J Timmermans, N Tinti, LG Tkatchev, M Tobin, S Todorova, B Tome, A Tonazzo, L Tortora, P Tortosa, D Treille, G Tristram, M Trochimczuk, C Troncon, ML Turluer, IA Tyapkin, P Tyapkin, S Tzamarias, O Ullaland, V Uvarov, G Valenti, E Vallazza, P Van Dam, W Van den Boeck, J Van Eldik, A Van Lysebetten, N van Remortel, I Van Vulpen, G Vegni, L Ventura, W Venus, F Verbeure, P Verdier, M Verlato, LS Vertogradov, V Verzi, D Vilanova, L Vitale, E Vlasov, AS Vodopyanov, G Voulgaris, V Vrba, H Wahlen, AJ Washbrook, C Weiser, D Wicke, JH Wickens, GR Wilkinson, M Winter, M Witek, G Wolf, J Yi, O Yushchenko, A Zalewska, P Zalewski, D Zavrtanik, E Zevgolatakos, NI Zimin, A Zintchenko, P Zoller, G Zumerle, M Zupan
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Search for technicolor with DELPHI

EUROPEAN PHYSICAL JOURNAL C 22:1 (2001) 17-29

Authors:

J Abdallah, P Abreu, W Adam, P Adzic, T Albrecht, T Alderweireld, R Alemany-Fernandez, PP Allport, S Ahmehed, T Almendinger, U Amaldi, N Amapane, S Amato, E Anashkin, A Andreazza, S Andringa, N Anjos, P Antilogus, WD Apel, Y Arnoud, S Ask, B Asman, JE Augustin, A Augustinus, P Baillon, A Ballestrero, P Bambade, R Barbier, D Bardin, G Barker, A Baroncelli, M Battaglia, M Baubillier, KH Becks, M Begalli, A Behrmann, T Bellunato, N Benekos, A Benvenuti, C Berat, M Berggren, L Berntzon, D Bertrand, M Besancon, N Besson, D Bloch, M Blom, I Boiko, M Bonesini, M Boonekamp, PSL Booth, G Borisov, O Botner, B Bouquet, TJV Bowcock, M Bracko, R Brenner, E Brodet, J Brodzicka, P Bruckman, JM Brunet, L Bugge, P Buschmann, M Calvi, T Camporesi, V Canale, F Carena, C Carimalo, N Castro, F Cavallo, M Chapkin, P Charpentier, P Checchia, R Chierici, P Chliapnikov, SU Chung, K Cieslik, P Collins, R Contri, G Cosme, F Cossutti, MJ Costa, B Crawley, D Crennell, J Cuevas, J D'Hondt, J Dalmau, T da Silva, W Da Silva, G Della Ricca, A De Angelis, W De Boer, C De Clercq, B De Lotto, N De Maria, A De Min, L de Paula, L Di Ciaccio, A Di Simone, K Doroba, J Drees, M Dris, G Eigen, T Ekelof, M Ellert, M Elsing, MCE Santo, G Fanourakis, D Fassouliotis, M Feindt, J Fernandez, A Ferrer, F Ferro, U Flagmeyer, H Foeth, E Fokitis, F Fulda-Quenzer, J Fuster, M Gandelman, C Garcia, P Gavillet, E Gazis, D Gele, T Geralis, R Gokieli, B Golob, G Gomez-Ceballos, P Goncalves, E Graziani, G Grosdidier, K Grzelak, J Guy, C Haag, F Hahn, S Hahn, A Hallgren, K Hamacher, K Hamilton, J Hansen, S Haug, F Hauler, V Hedberg, M Hennecke, H Herr, SO Holmgren, PJ Holt, MA Houlden, K Hultqvist, O Iouchtchenko, JN Jackson, P Jalocha, C Jarlskog, G Jarlskog, P Jarry, D Jeans, EK Johansson, PD Johansson, P Jonsson, C Joram, L Jungermann, F Kapusta, S Katsanevas, E Katsoufis, R Keranen, G Kernel, BP Kersevan, A Kiiskinen, BT King, NJ Kjaer, P Kluit, P Kokkinias, C Kourkoumelis, O Kouznetsov, Z Krumstein, M Kucharczyk, J Kurowska, B Laforge, J Lamsa, G Leder, F Ledroit, L Leinonen, R Leitner, J Lemonne, G Lenzen, V Lepeltier, T Lesiak, W Liebig, D Liko, A Lipniacka, JH Lopes, JM Lopez, D Loukas, P Lutz, L Lyons, J MacNaughton, A Malek, S Maltezos, F Mandl, J Marco, R Marco, B Marechal, M Margoni, JC Marin, C Mariotti, A Markou, C Martinez-Rivero, J Masik, N Mastroyiannopoulos, F Matorras, C Matteuzzi, F Mazzucato, M Mazzucato, R Mc Nulty, C Meroni, T Meyer, E Migliore, W Mitaroff, U Mjoernmark, T Moa, M Moch, K Moenig, R Monge, J Montenegro, D Moraes, S Moreno, P Morettini, U Mueller, K Muenich, M Mulders, L Mundim, W Murray, B Muryn, G Myatt, T Myklebust, M Nassiakou, F Navarria, K Nawrocki, S Nemecek, R Nicolaidou, P Niezurawski, M Nikolenko, A Nygren, A Oblakowska-Mucha, V Obraztsov, A Olshevski, A Onofre, R Orava, K Osterberg, A Ouraou, A Oyanguren, M Paganoni, S Paiano, JP Palacios, H Palka, TD Papadopoulou, L Pape, C Parkes, F Parodi, U Parzefall, A Passeri, O Passon, L Peralta, V Perepelitsa, A Perrotta, A Petrolini, J Piedra, L Pieri, F Pierre, M Pimenta, E Piotto, T Podobnik, V Poireau, ME Pol, G Polok, P Poropat, V Pozdniakov, P Privitera, N Pukhaeva, A Pullia, J Rames, L Ramler, A Read, P Rebecchi, J Rehn, D Reid, R Reinhardt, P Renton, D Riabtchikov, F Richard, J Ridky, I Ripp-Baudot, P Rodriguez, A Romero, P Ronchese, E Rosenberg, P Roudeau, T Rovelli, V Ruhlmann-Kleider, A Sadovsky, L Salmi, J Salt, A Savoy-Navarro, C Schwanda, B Schwering, U Schwickerath, A Segar, R Sekulin, M Siebel, A Sisakian, G Smadja, O Smirnova, A Sokolov, A Sopczak, R Sosnowski, T Spassov, M Stanitzki, A Stocchi, J Strauss, B Stugu, M Szczekowski, M Szeptycka, T Szumlak, T Tabarelli, AC Taffard, F Tegenfeldt, F Terranova, J Timmermans, N Tinti, L Tkatchev, M Tobin, S Todorovova, B Tome, A Tonazzo, P Tortosa, P Travnicek, D Treille, G Tristram, M Trochimczuk, C Troncon, IA Tyapkin, P Tyapkin, S Tzamarias, O Ullaland, V Uvarov, G Valenti, P Van Dam, J Van Eldik, A Van Lysebetten, N van Remortel, I Van Vulpen, G Vegni, F Veloso, W Venus, F Verbeure, P Verdier, V Verzi, D Vilanova, L Vitale, V Vrba, H Wahlen, AJ Washbrook, C Weiser, D Wicke, J Wickens, G Wilkinson, M Winter, M Witek, Z Zalewska, P Zalewski, D Zavrtanik, NI Zimin, A Zintchenko, P Zoller, M Zupan
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Update of the search for supersymmetric particles in scenarios with gravitino LSP and sleptons NLSP

PHYSICS LETTERS B 503:1-2 (2001) 34-48

Authors:

P Abreu, W Adam, T Adye, P Adzic, Z Albrecht, T Alderweireld, GD Alekseev, R Alemany, T Allmendinger, PP Allport, S Almehed, U Amaldi, N Amapane, S Amato, E Anashkin, EG Anassontzis, P Andersson, A Andreazza, S Andringa, N Anjos, P Antilogus, WD Apel, Y Arnoud, B Åsman, JE Augustin, A Augustinus, P Baillon, A Ballestrero, P Bambade, F Barao, G Barbiellini, R Barbier, DY Bardin, G Barker, A Baroncelli, M Battaglia, M Baubillier, KH Becks, M Begalli, A Behrmann, Y Belokopytov, K Belous, NC Benekos, AC Benvenuti, C Berat, M Berggren, L Berntzon, D Bertrand, M Besancon, N Besson, MS Bilenky, D Bloch, HM Blom, L Bol, M Bonesini, M Boonekamp, PSL Booth, G Borisov, C Bosio, O Botner, E Boudinov, B Bouquet, TJV Bowcock, I Boyko, I Bozovic, M Bozzo, M Bracko, P Branchini, RA Brenner, P Bruckman, JM Brunet, L Bugge, P Buschmann, M Caccia, M Calvi, T Camporesi, V Canale, F Carena, L Carroll, C Caso, MVC Gimenez, A Cattai, FR Cavallo, M Chapkin, P Charpentier, P Checchia, GA Chelkov, R Chierici, P Chliapnikov, P Chochula, V Chorowicz, J Chudoba, K Cieslik, P Collins, R Contri, E Cortina, G Cosme, F Cossutti, M Costa, HB Crawley, D Crennell, J Croix, JC Maestro, S Czellar, J D'Hondt, J Dalmau, M Davenport, N Da Silva, G Della Ricca, P Delpierre, N Demaria, A De Angelis, W De Boer, C De Clercq, B De Lotto, A De Min, L De Paula, H Dijkstra, L Di Ciaccio, K Doroba, M Dracos, J Drees, M Dris, G Eigen, T Ekelof, M Ellert, M Elsing, JP Engel, ME Santo, G Fanourakis, D Fassouliotis, M Feindt, J Fernandez, A Ferrer, E Ferrer-Ribas, F Ferro, A Firestone, U Flagmeyer, H Foeth, E Fokitis, F Fontanelli, B Franek, AG Frodesen, R Fruhwirth, F Fulda-Quenzer, J Fuster, A Galloni, D Gamba, S Gamblin, M Gandelman, C Garcia, C Gaspar, M Gaspar, U Gasparini, P Gavillet, EN Gazis, D Gele, T Geralis, N Ghodbane, I Gil, F Glege, R Gokieli, B Golob, G Gomez-Ceballos, P Goncalves, IG Caballero, G Gopal, L Gorn, Y Gouz, V Gracco, J Grahl, E Graziani, G Grosdidier, K Grzelak, J Guy, C Haag, F Hahn, S Hahn, S Haider, A Hallgren, K Hamacher, J Hansen, FJ Harris, S Haug, F Hauler, V Hedberg, S Heising, JJ Hernandez, P Herquet, H Herr, O Hertz, E Higon, SO Holmgren, PJ Holt, S Hoorelbeke, M Houlden, J Hrubec, GJ Hughes, K Hultqvist, JN Jackson, R Jacobsson, P Jalocha, C Jarlskog, G Jarlskog, P Jerry, B Jean-Marie, D Jeans, EK Johansson, P Jonsson, C Joram, P Juillot, L Jungermann, F Kapusta, K Karafasoulis, S Katsanevas, EC Katsoufis, R Keranen, G Kernel, BP Kersevan, Y Khokhlov, BA Khomenko, NN Khovanski, A Kiiskinen, B King, A Kinvig, NJ Kjaer, O Klapp, P Kluit, P Kokkinias, V Kostioukhine, C Kourkoumelis, O Kouznetsov, M Krammer, E Kriznic, Z Krumstein, P Kubinec, M Kucharczyk, J Kurowska, JW Lamsa, JP Laugier, G Leder, F Ledroit, L Leinonen, A Leisos, R Leitner, G Lenzen, V Lepeltier, T Lesiak, M Lethuillier, J Libby, W Liebig, D Liko, A Lipniacka, I Lippi, JG Loken, JH Lopes, JM Lopez, R Lopez-Fernandez, D Loukas, P Lutz, L Lyons, J MacNaughton, JR Mahon, A Maio, A Malek, S Maltezos, V Malychev, F Mandl, J Marco, R Marco, B Marechal, M Margoni, JC Marin, C Mariotti, A Markou, C Martinez-Rivero, SMI Garcia, J Masik, N Mastroyiannopoulos, F Matorras, C Matteuzzi, G Matthiae, F Mazzucato, M Mazzucato, M Mc Cubbin, R Mc Kay, R Mc Nulty, G Mc Pherson, E Merle, C Meroni, WT Meyer, E Migliore, L Mirabito, WA Mitaroff, U Mjoernmark, T Moa, M Moch, K Moenig, MR Monge, J Montenegro, D Moraes, P Morettini, G Morton, U Mueller, K Muenich, M Mulders, LM Mundim, WJ Murray, B Muryn, G Myatt, T Myklebust, M Nassiakou, FL Navarria, K Nawrocki, P Negri, S Nemecek, N Neufeld, R Nicolaidou, P Niezurawski, M Nikolenko, V Nomokonov, A Nygren, V Obraztsov, AG Olshevski, A Onofre, R Orava, K Osterberg, A Ouraou, A Oyanguren, M Paganoni, S Paiano, R Pain, R Paiva, J Palacios, H Palka, TD Papadopoulou, L Pape, C Parkes, F Parodi, U Parzefall, A Passeri, O Passon, L Peralta, V Perepelitsa, M Pernicka, A Perrotta, C Petridou, A Petrolini, HT Phillips, F Pierre, M Pimenta, E Piotto, T Podobnik, V Poireau, ME Pol, G Polok, P Poropat, V Pozdniakov, P Privitera, N Pukhaeva, A Pullia, D Radojicic, S Ragazzi, H Rahmani, AL Read, P Rebecchi, NG Redaelli, M Regler, J Rehn, D Reid, R Reinhardt, PB Renton, LK Resvanis, F Richard, J Ridky, G Rinaudo, I Ripp-Baudot, A Romero, P Ronchese, EI Rosenberg, P Rosinsky, T Rovelli, V Ruhlmann-Kieider, A Ruiz, H Saarikko, Y Sacquin, A Sadovsky, G Sajot, L Salmi, J Salt, D Sampsonidis, M Sannino, A Savoy-Navarro, C Schwanda, P Schwemling, B Schwering, U Schwickerath, F Scuri, P Seager, Y Sedykh, AM Segar, R Sekulin, G Sette, RC Shellard, M Siebel, L Simard, F Simonetto, AN Sisakian, G Smadja, N Smirnov, O Smirnova, GR Smith, A Sokolov, A Sopczak, R Sosnowski, T Spassov, E Spiriti, S Squarcia, C Stanescu, M Stanitzki, K Stevenson, A Stocchi, J Strauss, R Strub, B Stugu, M Szczekowski, M Szeptycka, T Tabarelli, A Taffard, O Tchikilev, F Tegenfeldt, F Terranova, J Timmermans, N Tinti, LG Tkatchev, M Tobin, S Todorova, B Tome, A Tonazzo, L Tortora, P Tortosa, D Treille, G Tristram, M Trochimczuk, C Troncon, ML Turluer, IA Tyapkin, P Tyapkin, S Tzamarias, O Ullaland, V Uvarov, G Valenti, E Vallazza, C Vander Velde, P Van Dam, W Van den Boeck, J Van Eldik, A Van Lysebetten, N van Remortel, I Van Vulpen, G Vegni, L Ventura, W Venus, F Verbeure, P Verdier, M Verlato, LS Vertogradov, V Verzi, D Vilanova, L Vitale, E Vlasov, AS Vodopyanov, G Voulgaris, V Vrba, H Wahlen, AJ Washbrook, C Weiser, D Wicke, JH Wickens, GR Wilkinson, M Winter, M Witek, G Wolf, J Yi, O Yushchenko, A Zalewska, P Zalewski, D Zavrtanik, E Zevgolatakos, NI Zimin, A Zintchenko, P Zoller, G Zumerle, M Zupan
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Search for the sgoldstino at √s from 189 to 202 GeV

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 494:3-4 (2000) 203-214

Authors:

W Adam, T Adye, P Adzic, Z Albrecht, T Alderweireld, GD Alekseev, R Alemany, T Allmendinger, PP Allport, S Almehed, U Amaldi, N Amapane, S Amato, E Anashkin, EG Anassontzis, P Andersson, A Andreazza, S Andringa, P Antilogus, WD Apel, Y Arnoud, B Åsman, JE Augustin, A Augustinus, P Baillon, A Ballestrero, P Bambade, F Barao, G Barbiellini, R Barbier, DY Bardin, G Barker, A Baroncelli, M Battaglia, M Baubillier, KH Becks, M Begalli, A Behrmann, P Beilliere, Y Belokopytov, NC Benekos, AC Benvenuti, C Berat, M Berggren, L Berntzon, D Bertrand, M Besancon, MS Bilenky, MA Bizouard, D Bloch, HM Blom, M Bonesini, M Boonekamp, PSL Booth, G Borisov, C Bosio, O Botner, E Boudinov, B Bouquet, C Bourdarios, TJV Bowcock, I Boyko, I Bozovic, M Bozzo, M Bracko, P Branchini, RA Brenner, P Bruckman, JM Brunet, L Bugge, T Buran, P Buschmann, S Cabrera, M Caccia, M Calvi, T Camporesi, V Canale, F Carena, L Carroll, C Caso, MV Castillo Gimenez, A Cattai, FR Cavallo, P Charpentier, P Checchia, GA Chelkov, R Chierici, P Chliapnikov, P Chochula, V Chorowicz, J Chudoba, K Cieslik, P Collins, R Contri, E Cortina, G Cosme, F Cossutti, M Costa, HB Crawley, D Crennell

Abstract:

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production Sγ followed by S decay into two gluons or into two photons was studied at 189-202 GeV LEP centre-of-mass energies. No evidence for the S production was found and limits on the S mass corresponding to different theory parameters are given. (C) 2000 Elsevier Science B.V.
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Determination of the e+e- → γγ(γ) cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 491:1-2 (2000) 67-80

Authors:

P Abreu, W Adam, T Adye, P Adzic, Z Albrecht, T Alderweireld, GD Alekseev, R Alemany, T Allmendinger, PP Allport, S Almehed, U Amaldi, N Amapane, S Amato, EG Anassontzis, P Andersson, A Andreazza, S Andringa, P Antilogus, WD Apel, Y Arnoud, B Åsman, JE Augustin, A Augustinus, P Baillon, A Ballestrero, P Bambade, F Barao, G Barbiellini, R Barbier, DY Bardin, G Barker, A Baroncelli, M Battaglia, M Baubillier, KH Becks, M Begalli, A Behrmann, P Beilliere, Y Belokopytov, K Belous, NC Benekos, AC Benvenuti, C Berat, M Berggren, L Berntzon, D Bertrand, M Besancon, MS Bilenky, MA Bizouard, D Bloch, HM Blom, M Bonesini, M Boonekamp, PSL Booth, G Borisov, C Bosio, O Botner, E Boudinov, B Bouquet, C Bourdarios, TJV Bowcock, I Boyko, I Bozovic, M Bozzo, M Bracko, P Branchini, RA Brenner, P Bruckman, JM Brunet, L Bugge, T Buran, B Buschbeck, P Buschmann, S Cabrera, M Caccia, M Calvi, T Camporesi, V Canale, F Carena, L Carroll, MV Castillo Gimenez, A Cattai, FR Cavallo, M Chapkin, P Charpentier, P Checchia, GA Chelkov, R Chierici, P Chliapnikov, P Chochula, V Chorowicz, J Chudoba, K Cieslik, P Collins, R Contri, E Cortina, G Cosme, F Cossutti, M Costa

Abstract:

A test of the QED process e+e- → γγ(γ) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at LEP, reaching 202 GeV in the centre-of-mass. The total integrated luminosity amounts to 375.7 pb-1. The differential and total cross-sections for the process e+e- → γγ were measured, and found to be in agreement with the QED prediction. 95% confidence level (C.L.) lower limits on the QED cut-off parameters of Λ+ > 330 GeV and λ- > 320 GeV were derived. A 95% C.L. lower bound on the mass of an excited electron of 311 GeV/c2 (for λγ = 1) was obtained, s-channel virtual graviton exchange was searched for, resulting in 95% C.L. lower limits on the string mass scale, M(S): M(S) > 713 GeV/c2 (λ = 1) and M(S) > 691 GeV/c2 (γ = -1). (C) 2000 Published by Elsevier Science B.V.
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