Energy resolution of the barrel of the CMS Electromagnetic Calorimeter

P. Adzic, R. Alemany-Fernandez, C. B. Almeida, N. M. Almeida, G. Anagnostou, M. G. Anfreville, I. Anicin, Z. Antunovic, E. Auffray, S. Baccaro, S. Baffioni, P. Baillon, D. Barney, L. M. Barone, P. Barrillon, A. Bartoloni, S. Beauceron, F. Beaudette, K. W. Bell, R. BenettaM. J. Bercher, U. Berthon, B. Betev, R. Beuselinck, A. Bhardwaj, W. Bialas, C. Biino, S. Bimbot, J. Blaha, P. Bloch, S. Blyth, P. Bordalo, A. Bornheim, J. M. Bourotte, D. Britton, R. M. Brown, R. Bruneliere, P. Busson, T. Camporesi, N. Cartiglia, F. Cavallari, M. Cerutti, D. Chamont, P. Chang, Y. H. Chang, C. Charlot, S. Chatterji, E. A. Chen, R. Chipaux, B. C. Choudhary, D. J. Cockerill, C. Collard, C. Combaret, F. Cossutti, J. C. Da Silva, I. Dafinei, G. Daskalakis, G. Davatz, D. Decotigny, A. De Min, K. Deiters, M. Dejardin, D. Del Re, R. Della Negra, G. Della Ricca, P. Depasse, J. Descamp, G. Dewhirst, S. Dhawan, M. Diemoz, G. Dissertori, M. Dittmar, L. Djambazov, L. Dobrzynski, S. Drndarevic, M. Dupanloup, M. Dzelalija, J. Ehlers, H. El Mamouni, A. Elliott-Peisert, I. Evangelou, B. Fabbro, J. L. Faure, J. Fay, F. Ferri, P. S. Flower, G. Franzoni, W. Funk, A. Gaillac, C. Gargiulo, S. Gascon Shotkin, Y. Geerebaert, F. X. Gentit, A. Ghezzi, J. Gilly, A. S. Giolo-Nicollerat, A. Givernaud, S. Gninenko, A. Go, N. Godinovic, N. Golubev, I. Golutvin, R. Gomez-Reino, P. Covoni, J. Grahl, P. Gras, J. Greenhalgh, J. P. Guillaud, M. Haguenauer, G. Hamel De Montechenault, M. Hansen, H. F. Heath, J. A. Hill, P. R. Hobson, D. Holmes, A. G. Holzner, G. W. Hou, B. Ille, Q. Ingram, A. Jain, P. Jarry, C. Jauffret, M. Jha, M. A. Karar, S. K. Katarla, V. Katchanov, B. W. Kennedy, K. Kloukinas, P. Kokkas, M. Korjik, N. Krasnikov, D. Krpic, A. Kyriakis, M. Lebeau, P. Lecomte, P. Lecoq, M. C. Lemaire, M. Lethuillier, W. Lin, A. L. Lintern, A. Lister, V. Litvin, E. Locci, A. B. Lodge, E. Longo, D. Loukas, D. Luckey, W. Lustermann, C. Lynch, C. K. Mackay, M. Malberti, D. Maletic, I. Mandjavidze, N. Manthos, A. Markou, H. Mathez, A. Mathieu, V. Matveev, G. Maurelli, E. Menichetti, P. Meridiani, P. Milenovic, G. Milleret, P. Mine, M. Mur, Y. Musienko, A. Nardulli, J. Nash, H. Neal, P. Nedelec, P. Negri, F. Nessi-Tedaldi, H. B. Newman, A. Nikitenko, M. M. Oberino, R. A. Ofierzynski, G. C. Organtini, P. Paganini, M. Paginoni, I. Papadopoulos, R. Paramatti, N. Pastrone, F. Pauss, I. Puljak, A. Pullia, J. Puzovic, S. Ragazzi, S. Ramos, S. Rahatlou, J. Rander, K. Ranjan, O. Ravat, M. Raymond, P. A. Razis, N. Redaelli, D. Renker, S. Reucroft, J. M. Reymond, M. Reynaud, S. Reynaud, T. Romanteau, F. Rondeaux, A. Rosowsky, C. Rovelli, P. Rumerio, R. Rusack, S. V. Rusakov, M. J. Ryan, H. Rykaczewski, T. Sakhelashvili, R. Salerno, M. Santos, C. Seez, I. Semeniouk, O. Sharif, P. Sharp, C. Shepherd Themistocleous, S. Shevchenko, R. K. Shivpuri, G. Sidiropoulos, D. Sillou, A. Singovski, Y. Sirois, A. M. Sirunyan, B. Smith, V. J. Smith, M. Sproston, H. Suter, J. Swain, T. Tabarelli De Fatis, M. Takahashi, R. J. Tapper, A. Tcheremoukhine, I. Teixeira, J. P. Teixeira, O. Teller, C. Timlin, F. A. Triantis, S. Troshin, N. Tyurin, K. Ueno, A. Uzunian, J. Varela, N. Vaz Cardoso, P. Verrecchia, P. Vichoudis, S. Vigano, G. Viertel, T. Virdee, E. Vlassov, M. Wang, A. Weinstein, J. H. Williams, I. Yaselli, A. Zabi, N. Zamiatin, S. Zelepoukine, M. Zeller, L. Y. Zhang, J. Zhang, Y. Zhang, K. Zhu, R. Y. Zhu

研究成果: 雜誌貢獻期刊論文同行評審

28 引文 斯高帕斯(Scopus)

摘要

The energy resolution of the barrel part of the CMS Electromagnetic Calorimeter has been studied using electrons of 20 to 250 GeV in a test beam. The incident electron's energy was reconstructed by summing the energy measured in arrays of 3×3 or 5×5 channels. There was no significant amount of correlated noise observed within these arrays. For electrons incident at the centre of the studied 3×3 arrays of crystals, the mean stochastic term was measured to be 2.8% and the mean constant term to be 0.3%. The amount of the incident electrons' energy which is contained within the array depends on its position of incidence. The variation of the containment with position is corrected for using the distribution of the measured energy within the array. For uniform illumination of a crystal with 120 GeV electrons a resolution of 0.5% was achieved. The energy resolution meets the design goal for the detector.

原文???core.languages.en_GB???
文章編號18
期刊Journal of Instrumentation
2
出版狀態已出版 - 11 4月 2007

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