The E864 lead-scintillating fiber hadronic calorimeter

被引:33
作者
Armstrong, TA
Barish, K
Bennett, SJ
Cormier, TM
Cernej, R
Chikanian, A
Coe, SD
Davies, R
Dee, PR
Diebold, GE
Fachini, P
Finch, E
George, NK
Greene, SV
Haridas, P
Hill, JC
Hirsch, A
Huang, HZ
Hoversten, RA
Kim, B
Kumar, BS
Lajoie, JG
Li, Q
Li, Y
Libby, B
Maguire, CF
Majka, RD
Munhoz, MG
Murgatroyd, JT
Nagle, JL
Petridis, AN
Pless, IA
Pope, JK
Pruneau, CA
Riso, J
Rabin, MSZ
Reid, JD
Rotondo, FS
Slaughter, AJ
Sandweiss, J
Scharenberg, R
Sheen, J
Tincknell, M
Rimai, A
Van Buren, G
Wilson, WK
Wohn, FK
Zhao, K
机构
[1] Wayne State Univ, Dept Phys & Astron, Detroit, MI 48201 USA
[2] Vanderbilt Univ, Dept Phys, Nashville, TN 37235 USA
[3] Yale Univ, HEP, New Haven, CT 06520 USA
[4] Yale Univ, WNSL, New Haven, CT 06520 USA
[5] Purdue Univ, Dept Phys, W Lafayette, IN 47907 USA
[6] MIT, Dept Phys, Cambridge, MA 02139 USA
[7] Iowa State Univ Sci & Technol, Dept Phys & Astron, Ames, IA 50011 USA
[8] Univ Massachusetts, Dept Phys, Amherst, MA 01003 USA
基金
美国国家科学基金会;
关键词
hadronic calorimeter; strangelet search;
D O I
10.1016/S0168-9002(98)91984-2
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A large hadronic lead scintillating fiber calorimeter has been built and integrated into the AGS experiment E864 [C. Pruneau et al., E864 Collaboration, Proc. 6th Internat. Conf, on Calorimetry in High Energy Physics, 1996, Frascati, Italy; F. Rotondo et al, E864 Collaboration, Proc. Quark Matter 96, Heidelberg, Germany, 20 May 1996] spectrometer to provide an independent measurement of the mass of particles produced in heavy ion collisions. The "spaghetti-type" calorimeter design and construction techniques are described in detail. Results from a prototype and the full implementation of the calorimeter are reported. The hadronic energy resolution of the calorimeter is found to be delta E/E = 0.035(+/-0.005) + 0.344(+/-0.008)/root E/GeV, in very good agreement with a FLUKA calculation. The hadronic time resolution is measured to be better than 400 ps. The combined calorimeter energy and time signals provide for a mass determination with good resolution. The mass resolution scales as delta m/m = 0.026 + 0.347/root E(GeV) for velocities v/c < 0.98. (C) 1998 Published by Elsevier Science B.V. All rights reserved.
引用
收藏
页码:227 / 258
页数:32
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