MEASUREMENT OF LAMBDA-C+ AND D+S LIFETIMES

被引:11
|
作者
FRABETTI, PL
BOGART, CW
CHEUNG, HWK
COTEUS, P
CULY, S
CUMALAT, JP
KAPLAN, D
BUTLER, JN
DAVENPORT, F
GAINES, I
GARBINCIUS, PH
GOURLAY, S
HARDING, DJ
KASPER, P
KREYMER, A
LEBRUN, P
MENDEZ, H
BIANCO, S
ENORINI, M
FABBRI, FL
SPALLONE, A
ZALLO, A
CULBERTSON, R
DIESBURG, M
JAROSS, G
LINGEL, K
SHELDON, PD
WILSON, JR
WISS, J
ALIMONTI, G
BELLINI, G
DICORATO, M
GIAMMARCHI, M
INZANI, P
MALVEZZI, S
MANFREDI, PF
MENASCE, D
MORONI, L
PEDRINI, D
PERASSO, L
SALA, A
SALA, S
TORRETTA, D
VITTONE, M
BUCHHOLZ, D
CASTOLDI, C
GOBBI, B
PARK, S
YOSHIDA, R
BISHOP, JM
机构
[1] IST NAZL FIS NUCL,BOLOGNA,ITALY
[2] UNIV COLORADO,BOULDER,CO 80309
[3] FERMI NATL ACCELERATOR LAB,BATAVIA,IL 60510
[4] IST NAZL FIS NUCL,NAZL FRASCATI LAB,I-00044 FRASCATI,ITALY
[5] UNIV ILLINOIS,URBANA,IL 61801
[6] UNIV MILAN,DIPARTMENTO FIS,I-20133 MILAN,ITALY
[7] IST NAZL FIS NUCL,I-20133 MILAN,ITALY
[8] NORTHWESTERN UNIV,EVANSTON,IL 60208
[9] UNIV NOTRE DAME,NOTRE DAME,IN 46556
[10] UNIV PAVIA,DIPARTIMENTO FIS NUCL,I-27100 PAVIA,ITALY
[11] IST NAZL FIS NUCL,I-27100 PAVIA,ITALY
[12] UNIV PUERTO RICO,MAYAGUEZ,PR 00708
基金
美国国家科学基金会;
关键词
D O I
10.1016/0370-2693(90)90810-S
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Measurements of the lifetimes of the LAMBDA(c)+ decaying into pK-pi+ and of the D(s)+ decaying into phi-pi+ are presented. The data were accumulated in the Fermilab Wide-Band photoproduction experiment E687. The lifetimes of the LAMBDA(c)+ and the D(s)+ are measured to be (0.20 +/- 0.03 +/- 0.03) X 10(-12)S and (0.50 +/- 0.06 +/- 0.03) X 10(-12)S respectively.
引用
收藏
页码:639 / 644
页数:6
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