Dose rate effects in the radiation damage of the plastic scintillators of the CMS hadron endcap calorimeter

被引:9
|
作者
Khachatryan, V. [1 ]
Sirunyan, A. M. [1 ]
Tumasyan, A. [1 ]
Litomin, A. [2 ]
Mossolov, V. [2 ]
Shumeiko, N. [2 ]
Van de Klundert, M. [3 ]
Van Haevermaet, H. [3 ]
Van Mechelen, P. [3 ]
Van Spilbeeck, A. [3 ]
Alves, G. A. [4 ]
Alda Junior, W. L. [4 ]
Hensel, C. [4 ]
Carvalho, W. [5 ]
Chinellato, J. [5 ]
De Oliveira Martins, C. [5 ]
Matos Figueiredo, D. [5 ]
Herrera, C. Mora [5 ]
Nogima, H. [5 ]
Prado Da Silva, W. L. [5 ]
Tonelli Manganote, E. J. [5 ]
Vilela Pereira, A. [5 ]
Finger, M. [6 ]
Finger, M. [6 ]
Jain, S. [6 ,12 ]
Khurana, R. [6 ]
Adamov, G. [7 ]
Tsamalaidze, Z. [7 ,15 ]
Behrens, U. [8 ]
Borras, K. [8 ]
Campbell, A. [8 ]
Costanza, F. [8 ]
Gunnellini, P. [8 ]
Lobanov, A. [8 ]
Melzer-Pellmann, I. -A. [8 ]
Muhl, C. [8 ]
Roland, B. [8 ]
Sahin, M. [8 ]
Saxena, P. [8 ]
Hegde, V. [9 ]
Kothekar, K. [9 ]
Pandey, S. [9 ]
Sharma, S. [9 ]
Beri, S. B. [10 ]
Bhawandeep, B. [10 ]
Chawla, R. [10 ]
Kalsi, A. [10 ]
Kaur, A. [10 ]
Kaur, M. [10 ]
Walia, G. [10 ]
机构
[1] Yerevan Phys Inst, Yerevan, Armenia
[2] Natl Ctr Particle & High Energy Phys, Minsk, BELARUS
[3] Univ Antwerp, Antwerp, Belgium
[4] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil
[5] Univ Fed Rio de Janeiro, Rio De Janeiro, Brazil
[6] Charles Univ Prague, Prague, Czech Republic
[7] Tbilisi State Univ, Inst High Energy Phys & Informatizat, Tbilisi, Georgia
[8] DESY, Hamburg, Germany
[9] Indian Inst Sci Educ & Res, Pune, Maharashtra, India
[10] Panjab Univ, Chandigarh, India
[11] Saha Inst Nucl Phys, Kolkata, India
[12] Tata Inst Fundamental Res B, Mumbai, Maharashtra, India
[13] Kyungpook Natl Univ, Daegu, South Korea
[14] Vilnius Univ, Vilnius, Lithuania
[15] Joint Inst Nucl Res, Dubna, Russia
[16] Natl Res Nucl Univ, Moscow Engn Phys Inst, Moscow, Russia
[17] Inst Nucl Res, Moscow, Russia
[18] Inst Theoret & Expt Phys, Moscow, Russia
[19] Univ Bristol, Bristol, Avon, England
[20] Moscow MV Lomonosov State Univ, Moscow, Russia
[21] PN Lebedev Phys Inst, Moscow, Russia
[22] Inst High Energy Phys, State Res Ctr Russian Federat, Protvino, Russia
[23] Cukurova Univ, Adana, Turkey
[24] Middle East Tech Univ, Dept Phys, Ankara, Turkey
[25] Bogazici Univ, Istanbul, Turkey
[26] Istanbul Tech Univ, Istanbul, Turkey
[27] Natl Acad Sci Ukraine, Inst Scintillat Mat, Kharkov, Ukraine
[28] Kharkov Inst Phys & Technol, Natl Sci Ctr, Kharkov, Ukraine
[29] Baylor Univ, Waco, TX 76798 USA
[30] Univ Alabama, Tuscaloosa, AL USA
[31] Boston Univ, Boston, MA 02215 USA
[32] Brown Univ, Providence, RI USA
[33] Univ Calif Riverside, Riverside, CA 92521 USA
[34] Univ Calif Santa Barbara, Santa Barbara, CA 93106 USA
[35] CALTECH, Pasadena, CA 91125 USA
[36] Fairfield Univ, Fairfield, CT 06430 USA
[37] Fermilab Natl Accelerator Lab, POB 500, Batavia, IL 60510 USA
[38] Florida Int Univ, Miami, FL 33199 USA
[39] Florida State Univ, Tallahassee, FL 32306 USA
[40] Florida Inst Technol, Melbourne, FL USA
[41] Univ Iowa, Iowa City, IA USA
[42] Univ Kansas, Lawrence, KS 66045 USA
[43] Kansas State Univ, Manhattan, KS 66506 USA
[44] Univ Maryland, College Pk, MD 20742 USA
[45] MIT, Cambridge, MA 02139 USA
[46] Univ Minnesota, Minneapolis, MN USA
[47] Univ Notre Dame, Notre Dame, IN 46556 USA
[48] Princeton Univ, Princeton, NJ 08544 USA
[49] Univ Rochester, Rochester, NY 14627 USA
[50] Rutgers State Univ, Piscataway, NJ USA
来源
基金
巴西圣保罗研究基金会; 美国国家科学基金会; 芬兰科学院;
关键词
Radiation damage to detector materials (solid state); Radiation-hard detectors; Scintillators and scintillating fibres and light guides; Calorimeters; STABILITY; RECOVERY; CENTERS;
D O I
10.1088/1748-0221/11/10/T10004
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We present measurements of the reduction of light output by plastic scintillators irradiated in the CMS detector during the 8 TeV run of the Large Hadron Collider and show that they indicate a strong dose rate effect. The damage for a given dose is larger for lower dose rate exposures. The results agree with previous measurements of dose rate effects, but are stronger due to the very low dose rates probed. We show that the scaling with dose rate is consistent with that expected from diffusion effects.
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页数:14
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