A PRECISION EXPERIMENT ON ELECTRONS, PHOTONS AND MUONS AT LHC

Autor: Felicitas Pauss, Y. Tang, E.L. Florian, G. Landi, M. Zhao, H. Hoorani, Wu Wm, Z. Wei, S. Zhang, Xu Zz, Ren-Yuan Zhu, Luciano Barone, Igor Vorobiev, H. Gao, Jin Bn, D. Luckey, A. Vorobiev, Qi An, A. Nippe, D. Richter, Hasan Ah, Alexander Malinin, Panos A Razis, G. Tsipolitis, L. Bragin, A. Gurtu, Manjit Kaur, G. Forconi, Yang Cy, Z. Guo, J. John, C. Qian, Liu Gl, P. Kapinos, S. Tzamarias, M. Gao, C. Neyer, E. Brambilla, Martin Jp, W. Chen, A. Klimentov, Wang Zm, Shi Xr, R. Desalvo, Streit, R. Eichler, M. Merk, P. G. Rancoita, Romeo Gc, P. Spillantini, W. Wang, Pierluigi Paolucci, N. E. Moulai, A. Hasan, Yonggang Wang, Péter Lévai, Lin Wl, Chen Hf, H. Vongunten, Wang Kl, F. Frasconi, Gong Zf, Zhang Yf, J. Bai, Carlos Willmott, J. Lampinen, Speranza Falciano, J. Berdugo, Zhang Xy, Zhao Gm, E. Shi, C. Williams, T. Ferguson, Yang Cg, Roberto Battiston, S. Kim, B. Borgia, Yu Cw, Y. Zeng, Chien Cy, A. Lebedev, Dong-Chul Son, T. Kramer, J. J. Blaising, Marco Meschini, H. Vogel, D. Kirkby, H. Anderhub, Xie Yy, D. Churakov, Zhou Mh, V. K. Gupta, V. Dratzig, C. Fang, Roberto Castello, Wei Cl, Ding Zs, Y. Yang, G. Liu, P. LeCoultre, W. Wallraff, J. Ulbricht, B. Springfellow, Chen Zhanying, D. Boscherini, J. Behrens, Gianpaolo Carlino, F. DeNotaristefani, Wang Yf, P. Lebrun, J. He, D. Goujon, L. Collaborat, C. Gu, S. K. Gupta, H. Shen, G. Lacommare, A. Rozjkov, Dova Mt, G. Ciancaglini, T. Ypsilantis, S. Banerjee, H. Yen, Salicio Jm, G. Bruni, S. Easo, A.H. Walenta, H. Li, V. Plyaskin, T. Pennington, S. Chen, G. Maccarone, K. Yang, X. Cui, Christopher George Tully, Springfellow Bc, Y.J. Pei, István T. Horváth, H. Elmamouni, Yan Ds, C. Delpapa, G. Laurenti, Samuel C.C. Ting, G. F. Sussino, Yen Hc, Yu Bt, Y. Zhang, Y. Ossipyan, Mariagrazia Alviggi, E. P. Velikhov, Sun Lz, J. P. Martin, L. Tauscher, Wang Jh, S. Chung, Chaturvedi Uk, Harvey B Newman, Dai Ts, K. Hilgers, G. Zhao, X. Zhang, J. Qu, P. Berges, Syed Aa, W. Wu, J. Riedlberger, G. Schwering, T. Lehmann, G. Terzi, S. Su, Alberto Aloisio, E. Dénes, R. Sehgal, Lin Zy, Sun Jy, Jung-Tsung Shen, M. Caria, S. Depasquale, Guo-Ming Chen, K. Freudenreich, Bolozdynya Ai, D. P. Stickland, Y. H. Chang, Cui Xt, E. Shumilov, X. Fang, K. Subhani, Ulf Roser, Rizvi Ha, F. Ciralli, L. Hsu, You Jm, Pei Yj, Zhu Gy, F. Wang, Y. Shabelski, I. Vetlitsky, Chen Wz, P. Koikkalainen, E. Klimenko, Dai Gl, V. Shoutko, Guo Zy, M. T. Dova, Wang Xx, M. Maity, W. Zhong, Egidio Longo, J. Sarvas, Malhotra Pk, P. Zemp, J. Han, He Hl, X. Hu, J. Salicio, I. Brock, Wu Sx, Nicanor Colino, Pozhidaev, Zhou Rm, S. Pensotti, X. Tang, Antonino Zichichi, D. Pandoulas, G. Zhu, Y. Mir, Francesca Nessi-Tedaldi, M. He, Q. Li, P. A. Piroué, B. Zhou, Y. Takahashi, Marta Felcini, Y. Mi, P. Ford, L. Kettunen, Chen Zm, Tariq Aziz, Ting Scc, M. Marino, J. Zimányi, He Jt, Ting Sm, D. Akimov, C. Grab, P. Vikas, H. He, N. Yunus, U. K. Chaturvedi, Zhao Yl, G. Zamora, Yin Cy, C. Maña, R. Li, A. Schulz, Chen Gm, J. Sun, A. Arefiev, Li Ht, Mingshui Chen, P. Gu, Li Pj, M. Zhou, Yeh Sc, M. Ge, R. Barillère, G. Romeo, G. Susinno, E. Gonzalez, Gao Hx, S. Lanzano, Adrian Biland, Rancoita Pg, H. F. Chen, J. D. Burger, B. Checcuci, G. Rahal-Callot, Shen Dz, Bencze Gl, M. Liang, Alviggi Mg, Ph Fisher, V. Koutsenko, H. Rykaczewski, Giovanni Organtini, Akimov Dy, Steven Ahlen, C. Li, Y. Zhao, Bai Jz, Zhang Cz, G. Gratta, Yuan-Pern Lee, A. Bykov, A. Engler, Federico Cindolo, N. Klassen, C. Yin, R. A. Khan, X. L. Wang, Hsu Ls, Lijun Sun, Zhou Sm, A. Malofeev, Feng Cd, Yang Ks, J.M. LeGoff, B. Xu, Hu Gq, Ye Sx, G. Alkahazov, Zhu Ry, W. Su, Kim Jk, L. Xu, P. Rosselet, Bryan R. Smith, D.H. Nan, Yang Yc, C. Ye, S. Zitzen, G. Faber, S. C. Tonwar, Z. Xue, H. Hillemanns, V. P. Andreev, R. Wang, M. Pauluzzi, M. Schoentag, Bragin La, C. Si, K. Sudhakar, D.D. Carmony, Khan Ra, Crisostomo Sciacca, Marco Pieri, Mao Yf, S. Wang, Liu Hm, Z. Qi, Y. Ye, R. Timellini, Gu Ch, M. Lenti, J. Seguinot, X. Xia, P. Arce, G. Coignet, W. Krenz, Anderson Al, Chen Zhang, D.W. Schmitz, Hu Xg, J. Ye, Yuehong Xie, Vincenzo Innocente, Fang Xl, B. Jin, W. Lu, Qureshi Kn, G. Zheng, C. Yu, Jiang Mh, H. Lan, L. Clare, D. Ren, L. J. Gutay, N. Shivarov, Claudio Luci, Gu Px, C. Spartiotis, Qu Yh, Chen Hc, U. Becker, B. Bencheick, Lin Wt, Lu Ys, P. Li, C. Nemoz, S. Hua, Joseph A. Paradiso, Robert Clare, H. Suter, G. Polivka, D. Duchesneau, L. Liu, V. Mokhnatuk, Xia Xm, S. Dutta, Kim Yg, M. Dhina, A. Rubbia, Legoff Jm, Dratzig, W. G. Ma, Paul Lecoq, M. Peiri, S. R. Chendvankar, H. Pan, C. Dionisi, Shi Ew, U. Vikas, Tamas Ferenc Csorgo, A. Contin, Z. Ren, M. Hansli, M. Capell, R. Nania, S. Zhou, Tang Xw, R. Siedling, N.A. Chernoplekov, R. Kraemer, D. DiBitonto, P. Bruni, A. L. Anderson, M. Lebeau, Pablo Garcia-Abia, X. Shi, Yuan Xl, Alain Hervé, Cui Xy, Giuseppe Iacobucci, D. Yan, H. Kalviainen, Churakov Dl, F. J. Eppling, S. Qian, M. Steuer, Zamora Gy, D. H. Wright, N. Gheordanescu, M. Schneegans, L. Servoli, J. Weber, Lee Yy, Zheng Wang, H. Larsen, Yi Jiang, L. Romero, J. F. Zhou, C. Wei, C. Coca, B. Yu, Anselmo Margotti, Howard A. Stone, A. Bujak, Oliver Kornadt, T.S. Dai, M. Toporowsky, Qi Zd, M. Pohl, R. Ayad, Kumar Ks, Cai Xd, I. Hosvatti, J.H. Wang, H. A. Rizvi, Q. Lin, D. Shen, J. Kim, M. MacDermott, Gerard Fernandez, J. Heikkonen, R. Zhou, D. Pop, Peter Denes, M. A. Niaz, Carlo Civinini, H. Liu, W. Yang, A. Kunin, Justin C.Y. Wu, M. Maolinbay, A. Koski, R. Mount, Moulai Ne, M. Bosetti, Chang Yh, S. Lelekhov, J. Field, J. Yan, M. Bourquin, K. Strauch, Zhou Jf, F. Cesaroni, S. Mangla, Gupta Sk, Wu Rj, P. Extermann, V. G. Timofeev, Yin Zw, Saverio D'Auria, Deshpande Pv, Davide Piccolo, Jozsef Toth, M. Jongmanns, M. Chiarini, X. Feng, S. N. Ganguli, M.E. Sarakinos, M. Aguilar-Benitez, G. Passaleva, W. Ni, B. Z. Yang, H. Hofer, F. Spurny, Yongsun Kim, G. M. Bilei, Z. F. Gong, M. Rattaggi, E. Geulig, Nan Dh, E. Oja, Emilio Leonardi, Elisabetta Gallo, M. Bocciolini, Su Wt, R. Bock, Z. Yin, S. Patricelli, F. Wittgenstein, Marcella Diemoz, D. Hatzifotiadou, Zheng Gr, P. Kozma, Piroue Pa, Blaising Jj, Valverde Jl, K. N. Qureshi, Chen Hs, Yu Zq, A. Tsaregorodtsev, F. Cotorobai, Gutay Lj, Ye Ch, Wang Cr, Lan Hb, Bolek Wyslouch, N. Xiao, Sau Lan Wu, A. Marin, Waclaw Karpinski, V. Kim, N. Ojala, Lu Wz, V. Gantmaher, Guo Jk, Shabelski Ym, Rodriguez Fj, F. Anselmo, Ge Mz, X. Yuan, R. Wu, S. Waldmeier, R. Mikkonen, A. Pevsner, L. Urbán, A. Bolozdynya, J. Valverde, S.W Ye, Ye Jb, Qu Js, Y. Qu, Zhang Nj, A. C. Weber, A. Chen, S. Shotkin, T. Angelescu, I. Karpushov, Q. Ye, E. Valente, C. Feng, T. Massam, G. Dai, D. McNally, M. Jin, B. Zhang, Kajari Mazumdar, X. D. Cai, S. Khokhar, T.R. McMahon, M. Zeng, G. Han, Y. Lu, M. Steinacher, Florian El, G. Viertel, Kim Sc, Xue Zl, Zhen Zhang, S. Xie, Mw Gruenewald, J. Perrier, J. Schwenke, Xie Pp, L. Martinez-Laso, G. Mirabelli, Zhang Zp, P. Marchesini, Feng Xq, M. Röhner, Z. Lin, Stickland Dp, Li Rb, K. Lübelsmeyer, J. You, P. Deguevera, Li Bm, Liu Lb, I. Scott, Y. Hu, G. Hu, Yu. Zalite, Lamberto Luminari, Vongunten Hp, W. Braunschweig, R. Deasmundis, G. Brugnola, Walenta Ah, Pierre Lecomte, G. Sartorelli, Chen Wy, G. Yang, Marco Schioppa, B. Delacruz, F. J. Rodriguez, V. Grazjilis, Yang Bz, Eppling Fj, Ma Wg, P. V. Deshpande, O. Adriani, Chunjie Wang, Z. Yu, Liang Yn, C. Y. Chien, C. Yang, J. Ma, K. Tung, K. Wang, P. Xie, Q. Gao, Zhong Wz, B. L. Betev, B. Li, N. J. Zhang, M. Priszuyak, Giuseppe Levi, Ma Jm, Luca Lista, D. Fernandez, Yanwen Liu, Liu Yy, Willis Lin, Chen Sn, A. M. Cartacci, R. Raghavan, Zhang Xs, M. Choi, R. Rickenbach, Z. Z. Xu, L. Cifarelli, Tonwar Sc, Yu. Kolotaev, V. Pojidaev, Han Gy, F. Palmonari, N. Scholz, M. Wadhwa, V. R. Krastev, F. Block, M. Vomacha, A. A. Syed, M. Rescigno, L. Votano, Fisher Ph, Bilei Gm, Jun Guo, B. Lindemann, Y. Mao, P. Giusti, M. Jiang, Wang Wm, H. Gerwig, Ganguli Sn, C. Burgos, Tung Kl, K. Shankar, F. Behner, Andrea Baschirotto, Ni Wt, Hua Sk, M. Zofka, Raffaello D'Alessandro, G. Anzivino, Wei Zy, Z. Ding, I. Schegelev, T. Paul, Marcos Cerrada, Sergei Petrovich Novikov, Yu. Galaktionov, Cartacci Am, J. Alcaraz, Choi Mt, Cheng Chen, A. Mihul, Hu Yl, W. J. Burger, C. Zaccardelli, Jian-Ping Chen, S. C. Yeh, T. Barillari

Publikováno v: ResearcherID
Università degli studi di Firenze-IRIS

We describe the upgrade of the L3 detector for running at LHC. The principle goals are the precise measurement of electrons, photons and muons.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::73ef716b25f34961c48d76d40b5cfe75
https://doi.org/10.1016/0168-9002(93)91009-c

First measurement of the branching fraction of the decay ψ(2S)→τ+ τ

Autor: Bai, JZ, Ban, Y, Bian, JG, Blum, I, Chen, AD, Chen, HF, Chen, HS, Chen, J, Chen, JC, Chen, XD, Chen, Y, Chen, YB, Cheng, BS, Chi, SP, Chu, YP, Choi, JB, Cui, XZ, Dai, YS, Dong, LY, Du, ZZ, Dunwoodie, W, Fu, HY, Fu, LP, Gao, CS, Gratton, P, Gu, SD, Gu, YF, Guo, YN, Guo, ZJ, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, KL, He, M, He, X, Hong, T, Heng, YK, Hitlin, DG, Hu, GY, Hu, HM, Hu, QH, Hu, T, Huang, GS, Huang, XP, Huang, YZ, Izen, JM, Ji, XB, Jiang, CH, Jin, Y, Jones, BD, Kang, JS, Ke, ZJ, Kelsey, MH, Kim, BK, Kim, HJ, Kim, SK, Kim, TY, Kong, D, Lai, YF, Lankford, A, Li, D, Li, HB, Li, HH, Li, J, Li, JC, Li, PQ, Li, QJ, Li, RY, Li, W, Li, WG, Li, XN, Li, XQ, Liu, B, Liu, F, Liu, HM, Liu, J, Liu, JP, Liu, TR, Liu, RG, Liu, Y, Liu, ZX, Lou, XC, Lowery, B, Lu, GR, Lu, F, Lu, JG, Lu, ZJ, Luo, XL, Ma, EC, Ma, JM, Malchow, R, Mao, HS, Mao, ZP, Meng, XC, Mo, XH, Nie, J

Publikováno v: Bai, JZ; Ban, Y; Bian, JG; Blum, I; Chen, AD; Chen, HF; et al.(2002). First measurement of the branching fraction of the decay ψ(2S)→τ+ τ-. Physical Review D, 65(5). doi: 10.1103/PhysRevD.65.052004. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/7f55d8wk

The branching fraction of the ψ(2S) decay into τ+τ - has been measured for the first time using the BES detector at the Beijing Electron-Positron Collider. The result is Bττ=(2.710. 43±0.55)× 10-3, where the first error is statistical and the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::6c0a6cb7ba4ddd2f4cc1c9c80291399c
http://www.escholarship.org/uc/item/7f55d8wk

Measurement of the inclusive charm cross section at 4.03 GeV and 4.14 GeV

Autor: Bai, JZ, Ban, Y, Bian, JG, Blum, I, Chen, GP, Chen, HF, Chen, J, Chen, JC, Chen, Y, Chen, YB, Chen, YQ, Cheng, BS, Cui, XZ, Ding, HL, Dong, LY, Du, ZZ, Dunwoodie, W, Gao, CS, Gao, ML, Gao, SQ, Gratton, P, Gu, JH, Gu, SD, Gu, WX, Gu, YF, Guo, YN, Guo, ZJ, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, KL, He, M, Heng, YK, Hitlin, DG, Hu, GY, Hu, HM, Hu, JL, Hu, QH, Hu, T, Hu, XQ, Huang, YZ, Huang, GS, Izen, JM, Jiang, CH, Jin, Y, Jones, BD, Ju, X, Ke, ZJ, Kelsey, MH, Kim, BK, Kong, D, Lai, YF, Lang, PF, Lankford, A, Li, CG, Li, D, Li, HB, Li, J, Li, JC, Li, PQ, Li, RB, Li, W, Li, WG, Li, XH, Li, XN, Liu, HM, Liu, J, Liu, RG, Liu, Y, Lou, XC, Lowery, B, Lu, F, Lu, JG, Luo, XL, Ma, EC, Ma, JM, Malchow, R, Mandelkern, M, Mao, HS, Mao, ZP, Meng, XC, Nie, J, Olsen, SL, Oyang, J, Paluselli, D, Pan, LJ, Panetta, J, Porter, F, Qi, ND, Qi, XR, Qian, CD, Qiu, JF, Qu, YH, Que, YK, Rong, G, Schernau, M, Schmid, B, Schultz, J

Publikováno v: Bai, JZ; Ban, Y; Bian, JG; Blum, I; Chen, GP; Chen, HF; et al.(2000). Measurement of the inclusive charm cross section at 4.03 GeV and 4.14 GeV. Physical Review D-Particles, Fields, Gravitation and Cosmology, 62(1), 1-8. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/9504173b

The cross section for charmed meson production at √s=4.03 and 4.14 GeV has been measured with the Beijing Spectrometer. The measurement was made using 22.3 pb-1 of e+e- data collected at 4.03 GeV and 1.5 pb-1 of e+e- data collected at 4.14 GeV. Inc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::661d84947a2ca3f43c6b6fe564fd2130
http://www.escholarship.org/uc/item/9504173b

Charmonium decays to axial-vector plus pseudoscalar mesons

Autor: Bai, JZ, Ban, Y, Bian, JG, Blum, I, Chen, GP, Chen, HF, Chen, J, Chen, JC, Chen, Y, Chen, YB, Chen, YQ, Cheng, BS, Cui, XZ, Ding, HL, Dong, LY, Du, ZZ, Dunwoodie, W, Gao, CS, Gao, ML, Gao, SQ, Gratton, P, Gu, JH, Gu, SD, Gu, WX, Gu, YF, Guo, YN, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, KL, He, M, Hitlin, DG, Hu, GY, Hu, HM, Hu, JL, Hu, QH, Hu, T, Hu, XQ, Huang, YZ, Izen, JM, Jiang, CH, Jin, Y, Jones, BD, Ke, ZJ, Kelsey, MH, Kim, BK, Kong, D, Lai, YF, Lang, PF, Lankford, A, Li, CG, Li, D, Li, HB, Li, J, Li, PQ, Li, RB, Li, W, Li, WG, Li, XH, Li, XN, Liu, HM, Liu, J, Liu, RG, Liu, Y, Lou, XC, Lowery, B, Lu, F, Lu, JG, Luo, XL, Ma, EC, Ma, JM, Malchow, R, Mao, HS, Mao, ZP, Meng, XC, Nie, J, Olsen, SL, Oyang, J, Paluselli, D, Pan, LJ, Panetta, J, Porter, F, Qi, ND, Qi, XR, Qian, CD, Qiu, JF, Qu, YH, Que, YK, Rong, G, Schernau, M, Shao, YY, Shen, BW, Shen, DL, Shen, H, Shen, XY, Sheng, HY, Shi, HZ, Song, XF

Publikováno v: Bai, JZ; Ban, Y; Bian, JG; Blum, I; Chen, GP; Chen, HF; et al.(1999). Charmonium decays to axial-vector plus pseudoscalar mesons. Physical Review Letters, 83(10), 1918-1921. doi: 10.1103/PhysRevLett.83.1918. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/22b0k377

A sample of 3.79 × 106ψ(2S) events is used to study the decays of charmonium to axial-vector plus pseudoscalar mesons. The branching fraction for the decay ψ(2S) → b±1(1235)π∓ agrees with expectations based on scaling the corresponding J/ψ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::b0045e9c4e8b7d69f448d216b4543d42
http://www.escholarship.org/uc/item/22b0k377

Search for [Formula presented] production in [Formula presented] annihilations at 4.03 GeV

Autor: Bai, JZ, Bian, JG, Blum, I, Chai, ZW, Chen, GP, Chen, HF, Chen, J, Chen, JC, Chen, Y, Chen, YB, Chen, YQ, Cheng, BS, Cui, XZ, Ding, HL, Ding, LY, Dong, LY, Du, ZZ, Dunwoodie, W, Feng, S, Gao, CS, Gao, ML, Gao, SQ, Gratton, P, Gu, JH, Gu, SD, Gu, WX, Gu, YF, Guo, YN, Han, SW, Han, Y, Harris, FA, He, J, He, JT, He, M, Hitlin, DG, Hu, GY, Hu, HM, Hu, JL, Hu, QH, Hu, T, Hu, XQ, Huang, JD, Huang, YZ, Izen, JM, Jiang, CH, Jin, Y, Ke, ZJ, Kelsey, MH, Kim, BK, Kong, D, Lai, YF, Lang, PF, Lankford, A, Li, CG, Li, D, Li, HB, Li, J, Li, PQ, Li, RB, Li, W, Li, WD, Li, WG, Li, XH, Li, XN, Liu, HM, Liu, J, Liu, JH, Liu, RG, Liu, Y, Lou, XC, Lowery, B, Lu, F, Lu, JG, Lu, JY, Lu, LC, Luo, CH, Ma, AM, Ma, EC, Ma, JM, Malchow, R, Mandelkern, M, Mao, HS, Mao, ZP, Meng, XC, Nie, J, Olsen, SL, Oyang, J, Paluselli, D, Pan, LJ, Panetta, J, Porter, F, Qi, ND, Qi, XR, Qian, CD, Qiu, JF, Qu, YH, Que, YK, Rong, G, Schernau, M, Schmid, B

Publikováno v: Bai, JZ; Bian, JG; Blum, I; Chai, ZW; Chen, GP; Chen, HF; et al.(1998). Search for [Formula presented] production in [Formula presented] annihilations at 4.03 GeV. Physical Review D-Particles, Fields, Gravitation and Cosmology, 57(7), 3854-3859. doi: 10.1103/PhysRevD.57.3854. UC Irvine: Retrieved from: http://www.escholarship.org/uc/item/0xp7x3mh

A search is performed for the production of the (Formula presented) in (Formula presented) annihilation at a center-of-mass energy of 4.03 GeV using the BES detector operated at the Beijing Electron Positron Collider (BEPC). The kinematic features of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______325::5ace8995713a21c055c9c6876e09618e
http://www.escholarship.org/uc/item/0xp7x3mh