Search for lepton-flavor violation in e(+)p collisions at DESY HERA

Chekanov, S , Derrick, M , Krakauer, D , Magill, S , Musgrave, B , Pellegrino, A , Repond, J , Yoshida, R , Mattingly, M C K , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Cara Romeo, G , Cifarelli, L , Cindolo, F , Contin, A , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Levi, G , Margotti, A , Massam, T , Nania, R , Palmonari, F , Pesci, A , Sartorelli, G , Zichichi, A , Aghuzumtsyan, G , Bartsch, D , Brock, I , Crittenden, J , Goers, S , Hartmann, H , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kerger, R , Kind, O , Paul, E , Rautenberg, J , Renner, R , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Weber, A , Wessoleck, H , Bailey, D S , Brook, N H , Cole, J E , Foster, B , Heath, G P , Heath, H F , Robins, S , Rodrigues, E , Scott, J , Tapper, R J , Wing, M , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Jeoung, H Y , Kim, J Y , Lee, J H , Lim, I T , Ma, K J , Pac, M Y , Caldwell, A , Helbich, M , Liu, X , Mellado, B , Paganis, S , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Olkiewicz, K , Przybycien, M B , Stopa, P , Zawiejski, L , Bednarek, B , Grabowska-Bold, I , Jelen, K , Kisielewska, D , Kowal, A M , Kowal, M , Kowalski, T , Mindur, B , Przybycien, M , Rulikowska-Zarebska, E , Suszycki, L , Szuba, D , Szuba, J , Kotanski, A , Slominski, W , Bauerdick, L A T , Behrens, U , Borras, K , Chiochia, V , Dannheim, D , Desler, K , Drews, G , Fourletova, J , Fox-Murphy, A , Fricke, U , Geiser, A , Goebel, F , Gottlicher, P , Graciani, R , Haas, T , Hain, W , Hartner, G F , Hillert, S , Kotz, U , Kowalski, H , Labes, H , Lelas, D , Lohr, B , Mankel, R , Martens, J , Martinez, M , Moritz, M , Notz, D , Petrucci, M C , Polini, A , Schneekloth, U , Selonke, F , Stonjek, S , Surrow, B , Whitmore, J J , Wichmann, R , Wolf, G , Youngman, C , Zeuner, W , Coldewey, C , Viani, A L D , Meyer, A , Schlenstedt, S , Barbagli, G , Gallo, E , Genta, C , Pelfer, P G , Bamberger, A , Benen, A , Coppola, N , Markun, P , Raach, H , Wolfle, S , Bell, M , Bussey, P J , Doyle, A T , Glasman, C , Hanlon, S , Lee, S W , Lupi, A , McCance, G J , Saxon, D H , Skillicorn, I O , Bodmann, B , Holm, U , Salehi, H , Wick, K , Ziegler, A , Ziegler, A , Carli, T , Gialas, I , Klimek, K , Lohrmann, E , Milite, M , Collins-Tooth, C , Foudas, C , Goncalo, R , Long, K R , Metlica, F , Miller, D B , Tapper, A D , Walker, R , Cloth, P , Filges, D , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Barakbaev, A N , Boos, E G , Pokrovskiy, N S , Zhautykov, B O , Ahn, S H , Lee, S B , Park, S K , Lim, H , Son, D , Barreiro, F , Garcia, G , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Terron, J , Vazquez, M , Barbi, M , Bertolin, A , Corriveau, F , Ochs, A , Padhi, S , Stairs, D G , St-Laurent, M , Tsurugai, T , Antonov, A , Bashkirov, V , Danilov, P , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korotkova, N A , Korzhavina, I A , Kuzmin, V A , Levchenko, B B , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Solomin, A N , Vlasov, N N , Zotkin, S A , Bokel, C , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Maddox, E , Schagen, S , Tassi, E , Tiecke, H , Tuning, N , Velthuis, J J , Wiggers, L , de Wolf, E , Brummer, N , Bylsma, B , Durkin, L S , Gilmore, J , Ginsburg, C M , Kim, C L , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Ferrando, J , Matsushita, T , Rigby, M , Ruske, O , Sutton, M R , Walczak, R , Brugnera, R , Carlin, R , Dal Corso, F , Dusini, S , Garfagnini, A , Limentani, S , Longhin, A , Parenti, A , Posocco, M , Stanco, L , Turcato, M , Adamczyk, L , Oh, B Y , Saull, P R B , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Heusch, C , Park, I H , Pavel, N , Abramowicz, H , Dagan, S , Gabareen, A , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Kohno, T , Umemori, K , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Matsuzawa, K , Nishimura, T , Arneodo, M , Cartiglia, N , Cirio, R , Costa, M , Ferrero, M I , Maselli, S , Monaco, V , Peroni, C , Ruspa, M , Sacchi, R , Solano, A , Staiano, A , Galea, R , Koop, T , Levman, G M , Martin, J F , Mirea, A , Sabetfakhri, A , Butterworth, J M , Gwenlan, C , Hall-Wilton, R , Hayes, M E , Heaphy, E A , Jones, T W , Lane, J B , Lightwood, M S , West, B J , Ciborowski, J , Ciesielski, R , Grzelak, G , Nowak, R J , Pawlak, J M , Smalska, B , Sztuk, J , Tymieniecka, T , Ukleja, A , Ukleja, J , Zakrzewski, J A , Zarnecki, A F , Adamus, M , Plucinski, P , Eisenberg, Y , Gladilin, L K , Hochman, D , Karshon, U , Breitweg, J , Chapin, D , Cross, R , Kcira, D , Lammers, S , Reeder, D D , Savin, A A , Smith, W H , Deshpande, A , Dhawan, S , Hughes, V W , Straub, P B , Bhadra, S , Catterall, C D , Fourletov, S , Menary, S , Soares, M , Standage, J and , Zeus Collaboration

(2002)

Chekanov, S , Derrick, M , Krakauer, D , Magill, S , Musgrave, B , Pellegrino, A , Repond, J , Yoshida, R , Mattingly, M C K , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Cara Romeo, G , Cifarelli, L , Cindolo, F , Contin, A , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Levi, G , Margotti, A , Massam, T , Nania, R , Palmonari, F , Pesci, A , Sartorelli, G , Zichichi, A , Aghuzumtsyan, G , Bartsch, D , Brock, I , Crittenden, J , Goers, S , Hartmann, H , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kerger, R , Kind, O , Paul, E , Rautenberg, J , Renner, R , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Weber, A , Wessoleck, H , Bailey, D S , Brook, N H , Cole, J E , Foster, B , Heath, G P , Heath, H F , Robins, S , Rodrigues, E , Scott, J , Tapper, R J , Wing, M , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Jeoung, H Y , Kim, J Y , Lee, J H , Lim, I T , Ma, K J , Pac, M Y , Caldwell, A , Helbich, M , Liu, X , Mellado, B , Paganis, S , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Olkiewicz, K , Przybycien, M B , Stopa, P , Zawiejski, L , Bednarek, B , Grabowska-Bold, I , Jelen, K , Kisielewska, D , Kowal, A M , Kowal, M , Kowalski, T , Mindur, B , Przybycien, M , Rulikowska-Zarebska, E , Suszycki, L , Szuba, D , Szuba, J , Kotanski, A , Slominski, W , Bauerdick, L A T , Behrens, U , Borras, K , Chiochia, V , Dannheim, D , Desler, K , Drews, G , Fourletova, J , Fox-Murphy, A , Fricke, U , Geiser, A , Goebel, F , Gottlicher, P , Graciani, R , Haas, T , Hain, W , Hartner, G F , Hillert, S , Kotz, U , Kowalski, H , Labes, H , Lelas, D , Lohr, B , Mankel, R , Martens, J , Martinez, M , Moritz, M , Notz, D , Petrucci, M C , Polini, A , Schneekloth, U , Selonke, F , Stonjek, S , Surrow, B , Whitmore, J J , Wichmann, R , Wolf, G , Youngman, C , Zeuner, W , Coldewey, C , Viani, A L D , Meyer, A , Schlenstedt, S , Barbagli, G , Gallo, E , Genta, C , Pelfer, P G , Bamberger, A , Benen, A , Coppola, N , Markun, P , Raach, H , Wolfle, S , Bell, M , Bussey, P J , Doyle, A T , Glasman, C , Hanlon, S , Lee, S W , Lupi, A , McCance, G J , Saxon, D H , Skillicorn, I O , Bodmann, B , Holm, U , Salehi, H , Wick, K , Ziegler, A , Ziegler, A , Carli, T , Gialas, I , Klimek, K , Lohrmann, E , Milite, M , Collins-Tooth, C , Foudas, C , Goncalo, R , Long, K R , Metlica, F , Miller, D B , Tapper, A D , Walker, R , Cloth, P , Filges, D , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Barakbaev, A N , Boos, E G , Pokrovskiy, N S , Zhautykov, B O , Ahn, S H , Lee, S B , Park, S K , Lim, H , Son, D , Barreiro, F , Garcia, G , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Terron, J , Vazquez, M , Barbi, M , Bertolin, A , Corriveau, F , Ochs, A , Padhi, S , Stairs, D G , St-Laurent, M , Tsurugai, T , Antonov, A , Bashkirov, V , Danilov, P , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korotkova, N A , Korzhavina, I A , Kuzmin, V A , Levchenko, B B , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Solomin, A N , Vlasov, N N , Zotkin, S A , Bokel, C , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Maddox, E , Schagen, S , Tassi, E , Tiecke, H , Tuning, N , Velthuis, J J , Wiggers, L , de Wolf, E , Brummer, N , Bylsma, B , Durkin, L S , Gilmore, J , Ginsburg, C M , Kim, C L , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Ferrando, J , Matsushita, T , Rigby, M , Ruske, O , Sutton, M R , Walczak, R , Brugnera, R , Carlin, R , Dal Corso, F , Dusini, S , Garfagnini, A , Limentani, S , Longhin, A , Parenti, A , Posocco, M , Stanco, L , Turcato, M , Adamczyk, L , Oh, B Y , Saull, P R B , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Heusch, C , Park, I H , Pavel, N , Abramowicz, H , Dagan, S , Gabareen, A , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Kohno, T , Umemori, K , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Matsuzawa, K , Nishimura, T , Arneodo, M , Cartiglia, N , Cirio, R , Costa, M , Ferrero, M I , Maselli, S , Monaco, V , Peroni, C , Ruspa, M , Sacchi, R , Solano, A , Staiano, A , Galea, R , Koop, T , Levman, G M , Martin, J F , Mirea, A , Sabetfakhri, A , Butterworth, J M , Gwenlan, C , Hall-Wilton, R , Hayes, M E , Heaphy, E A , Jones, T W , Lane, J B , Lightwood, M S , West, B J , Ciborowski, J , Ciesielski, R , Grzelak, G , Nowak, R J , Pawlak, J M , Smalska, B , Sztuk, J , Tymieniecka, T , Ukleja, A , Ukleja, J , Zakrzewski, J A , Zarnecki, A F , Adamus, M , Plucinski, P , Eisenberg, Y , Gladilin, L K , Hochman, D , Karshon, U , Breitweg, J , Chapin, D , Cross, R , Kcira, D , Lammers, S , Reeder, D D , Savin, A A , Smith, W H , Deshpande, A , Dhawan, S , Hughes, V W , Straub, P B , Bhadra, S , Catterall, C D , Fourletov, S , Menary, S , Soares, M , Standage, J and , Zeus Collaboration (2002) Search for lepton-flavor violation in e(+)p collisions at DESY HERA. Physical Review D , 65 (9).

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Abstract

A search has been made for lepton-flavor-violating interactions of the type e(+)p-->lX, where l denotes a mu or tau with high transverse momentum, at a center-of-mass energy roots of 300 GeV with an integrated luminosity of 47.7 pb(-1) using the ZEUS detector at HERA. No evidence was found for lepton-flavor violation and constraints were derived on leptoquarks (LQs) that could mediate such interactions. For LQ masses below roots, limits are set on lambda(eq1) rootbeta(lq), where lambda(eq1) is the coupling of the LQ to an electron and a first-generation quark q(1) and beta(lq) is the branching ratio of the LQ to l and a quark. For LQ masses exceeding roots, limits are set on the four-fermion contact-interaction term lambda(eqalpha) lambda(lqbeta)/M-LQ(2) for leptoquarks that couple to an electron and a quark q(alpha) and also to l and a quark q(beta). Some of the limits are also applicable to lepton-flavor-violating processes mediated by squarks in R-parity-violating supersymmetric models. In some cases involving heavy quarks and especially for l = tau, the ZEUS limits are the most stringent published to date.

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This is a Submitted version
This version's date is: 1/5/2002
This item is not peer reviewed

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https://repository.royalholloway.ac.uk/items/6cdc8e9f-df52-ed45-c56b-48d6edd4b769/1/

Item TypeJournal Article
TitleSearch for lepton-flavor violation in e(+)p collisions at DESY HERA
AuthorsChekanov, S
Derrick, M
Krakauer, D
Magill, S
Musgrave, B
Pellegrino, A
Repond, J
Yoshida, R
Mattingly, M C K
Antonioli, P
Bari, G
Basile, M
Bellagamba, L
Boscherini, D
Bruni, A
Bruni, G
Cara Romeo, G
Cifarelli, L
Cindolo, F
Contin, A
Corradi, M
De Pasquale, S
Giusti, P
Iacobucci, G
Levi, G
Margotti, A
Massam, T
Nania, R
Palmonari, F
Pesci, A
Sartorelli, G
Zichichi, A
Aghuzumtsyan, G
Bartsch, D
Brock, I
Crittenden, J
Goers, S
Hartmann, H
Hilger, E
Irrgang, P
Jakob, H P
Kappes, A
Katz, U F
Kerger, R
Kind, O
Paul, E
Rautenberg, J
Renner, R
Schnurbusch, H
Stifutkin, A
Tandler, J
Voss, K C
Weber, A
Wessoleck, H
Bailey, D S
Brook, N H
Cole, J E
Foster, B
Heath, G P
Heath, H F
Robins, S
Rodrigues, E
Scott, J
Tapper, R J
Wing, M
Capua, M
Mastroberardino, A
Schioppa, M
Susinno, G
Jeoung, H Y
Kim, J Y
Lee, J H
Lim, I T
Ma, K J
Pac, M Y
Caldwell, A
Helbich, M
Liu, X
Mellado, B
Paganis, S
Schmidke, W B
Sciulli, F
Chwastowski, J
Eskreys, A
Figiel, J
Olkiewicz, K
Przybycien, M B
Stopa, P
Zawiejski, L
Bednarek, B
Grabowska-Bold, I
Jelen, K
Kisielewska, D
Kowal, A M
Kowal, M
Kowalski, T
Mindur, B
Przybycien, M
Rulikowska-Zarebska, E
Suszycki, L
Szuba, D
Szuba, J
Kotanski, A
Slominski, W
Bauerdick, L A T
Behrens, U
Borras, K
Chiochia, V
Dannheim, D
Desler, K
Drews, G
Fourletova, J
Fox-Murphy, A
Fricke, U
Geiser, A
Goebel, F
Gottlicher, P
Graciani, R
Haas, T
Hain, W
Hartner, G F
Hillert, S
Kotz, U
Kowalski, H
Labes, H
Lelas, D
Lohr, B
Mankel, R
Martens, J
Martinez, M
Moritz, M
Notz, D
Petrucci, M C
Polini, A
Schneekloth, U
Selonke, F
Stonjek, S
Surrow, B
Whitmore, J J
Wichmann, R
Wolf, G
Youngman, C
Zeuner, W
Coldewey, C
Viani, A L D
Meyer, A
Schlenstedt, S
Barbagli, G
Gallo, E
Genta, C
Pelfer, P G
Bamberger, A
Benen, A
Coppola, N
Markun, P
Raach, H
Wolfle, S
Bell, M
Bussey, P J
Doyle, A T
Glasman, C
Hanlon, S
Lee, S W
Lupi, A
McCance, G J
Saxon, D H
Skillicorn, I O
Bodmann, B
Holm, U
Salehi, H
Wick, K
Ziegler, A
Ziegler, A
Carli, T
Gialas, I
Klimek, K
Lohrmann, E
Milite, M
Collins-Tooth, C
Foudas, C
Goncalo, R
Long, K R
Metlica, F
Miller, D B
Tapper, A D
Walker, R
Cloth, P
Filges, D
Kuze, M
Nagano, K
Tokushuku, K
Yamada, S
Yamazaki, Y
Barakbaev, A N
Boos, E G
Pokrovskiy, N S
Zhautykov, B O
Ahn, S H
Lee, S B
Park, S K
Lim, H
Son, D
Barreiro, F
Garcia, G
Gonzalez, O
Labarga, L
del Peso, J
Redondo, I
Terron, J
Vazquez, M
Barbi, M
Bertolin, A
Corriveau, F
Ochs, A
Padhi, S
Stairs, D G
St-Laurent, M
Tsurugai, T
Antonov, A
Bashkirov, V
Danilov, P
Dolgoshein, B A
Gladkov, D
Sosnovtsev, V
Suchkov, S
Dementiev, R K
Ermolov, P F
Golubkov, Y A
Katkov, I I
Khein, L A
Korotkova, N A
Korzhavina, I A
Kuzmin, V A
Levchenko, B B
Lukina, O Y
Proskuryakov, A S
Shcheglova, L M
Solomin, A N
Vlasov, N N
Zotkin, S A
Bokel, C
Engelen, J
Grijpink, S
Koffeman, E
Kooijman, P
Maddox, E
Schagen, S
Tassi, E
Tiecke, H
Tuning, N
Velthuis, J J
Wiggers, L
de Wolf, E
Brummer, N
Bylsma, B
Durkin, L S
Gilmore, J
Ginsburg, C M
Kim, C L
Ling, T Y
Boogert, S
Cooper-Sarkar, A M
Devenish, R C E
Ferrando, J
Matsushita, T
Rigby, M
Ruske, O
Sutton, M R
Walczak, R
Brugnera, R
Carlin, R
Dal Corso, F
Dusini, S
Garfagnini, A
Limentani, S
Longhin, A
Parenti, A
Posocco, M
Stanco, L
Turcato, M
Adamczyk, L
Oh, B Y
Saull, P R B
Iga, Y
D'Agostini, G
Marini, G
Nigro, A
Cormack, C
Hart, J C
McCubbin, N A
Heusch, C
Park, I H
Pavel, N
Abramowicz, H
Dagan, S
Gabareen, A
Kananov, S
Kreisel, A
Levy, A
Abe, T
Fusayasu, T
Kohno, T
Umemori, K
Yamashita, T
Hamatsu, R
Hirose, T
Inuzuka, M
Kitamura, S
Matsuzawa, K
Nishimura, T
Arneodo, M
Cartiglia, N
Cirio, R
Costa, M
Ferrero, M I
Maselli, S
Monaco, V
Peroni, C
Ruspa, M
Sacchi, R
Solano, A
Staiano, A
Galea, R
Koop, T
Levman, G M
Martin, J F
Mirea, A
Sabetfakhri, A
Butterworth, J M
Gwenlan, C
Hall-Wilton, R
Hayes, M E
Heaphy, E A
Jones, T W
Lane, J B
Lightwood, M S
West, B J
Ciborowski, J
Ciesielski, R
Grzelak, G
Nowak, R J
Pawlak, J M
Smalska, B
Sztuk, J
Tymieniecka, T
Ukleja, A
Ukleja, J
Zakrzewski, J A
Zarnecki, A F
Adamus, M
Plucinski, P
Eisenberg, Y
Gladilin, L K
Hochman, D
Karshon, U
Breitweg, J
Chapin, D
Cross, R
Kcira, D
Lammers, S
Reeder, D D
Savin, A A
Smith, W H
Deshpande, A
Dhawan, S
Hughes, V W
Straub, P B
Bhadra, S
Catterall, C D
Fourletov, S
Menary, S
Soares, M
Standage, J
, Zeus Collaboration
Uncontrolled KeywordsDEEP-INELASTIC SCATTERING, CENTRAL TRACKING DETECTOR, ZEUS BARREL CALORIMETER, OF-MASS ENERGY, CROSS-SECTIONS, EP COLLISIONS, PARTON DISTRIBUTIONS, PARTICLE PHYSICS, GLOBAL ANALYSIS, LEPTOQUARKS
DepartmentsFaculty of Science\Physics
Research Groups and Centres\Physics\Low Temperature Physics

Identifiers

doihttp://dx.doi.org/10.1103/PhysRevD.65.092004

Deposited by Research Information System (atira) on 24-May-2012 in Royal Holloway Research Online.Last modified on 24-May-2012


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