A STUDY OF 2 PROTOTYPE LEAD GLASS ELECTROMAGNETIC CALORIMETERS

被引:23
作者
BRABSON, BB
CRITTENDEN, RR
DZIERBA, AR
FOXFORD, T
GUNTER, J
LINDENBUSCH, R
SMITH, PT
SCOTT, E
SULANKE, T
TEIGE, S
ZILIAK, Z
CHUNG, SU
OLCHANSKI, C
WEYGAND, DP
WILLUTZKI, HJ
SOLDATOV, A
DUSHKIN, A
SHEIN, I
KOCHETKOV, V
DENISOV, S
DAVIS, CL
BARYAM, Z
DOWD, JP
KERN, W
BELZER, LI
BODYAGIN, VA
DEMIANOV, AI
GRIBUSHIN, AM
KOROTKICH, VL
KRUGLOV, NA
OSTROVIDOV, AI
PROSKURYAKOV, AS
SARYCHEVA, LI
SINEV, NB
ADAMS, T
BISHOP, JM
CADY, RD
CASON, NM
LOSECCO, JM
MANAK, JJ
SHEPHARD, WD
STIENIKE, DL
TAEGAR, SA
THOMPSON, DR
机构
[1] BROOKHAVEN NATL LAB, UPTON, NY 11973 USA
[2] PROTVINO HIGH ENERGY PHYS INST, PROTVINO, RUSSIA
[3] UNIV LOUISVILLE, DEPT PHYS, LOUISVILLE, KY 40292 USA
[4] UNIV MASSACHUSETTS DARTMOUTH, N DARTMOUTH, MA 02747 USA
[5] MOSCOW MV LOMONOSOV STATE UNIV, INST NUCL PHYS, MOSCOW, RUSSIA
[6] UNIV NOTRE DAME, NOTRE DAME, IN 46556 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/0168-9002(93)90299-W
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Two prototype lead glass calorimeters have been constructed and tested at the AGS at Brookhaven National Lab. The first is a 25-element prototype (P1) which was tested in the A2 beam line using electrons and pions ranging in energy from 0.5 to 5.0 GeV. Results were obtained on energy resolution, the effect on energy resolution of pre-radiators and non-normal incidence, and on e/pi separation. The second prototype (P2) has 319 elements and was tested in the A3 beam line using 3.0 and 5.0 GeV electrons and 15.0 GeV negative pions. Results were obtained on position resolution and effective mass resolution. Data were collected requiring multi-photon signatures in the calorimeter. The design, construction, monitoring, readout electronics (including a custom-built fast-encoding ADC system) and testing of the prototypes are described. These calorimeters are prototypes for a 3053-element lead glass calorimeter being built for Brookhaven Experiment 852: a search for mesons with unusual quantum numbers. Quality control procedures are also discussed.
引用
收藏
页码:419 / 443
页数:25
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