MEASUREMENT OF DIFFERENTIAL CROSS-SECTIONS FOR MUON-NEUTRINO ELECTRON-SCATTERING

被引:54
|
作者
VILAIN, P
WILQUET, G
BEYER, R
FLEGEL, W
GROTE, H
MOUTHUY, T
OVERAS, H
PANMAN, J
ROZANOV, A
WINTER, K
ZACEK, G
ZACEK, V
BUSSER, FW
FOOS, C
GERLAND, L
LAYDA, T
NIEBERGALL, F
RADEL, G
STAHELIN, P
VOSS, T
FAVART, D
GREGOIRE, G
KNOOPS, E
LEMAITRE, V
GORBUNOV, P
GRIGORIEV, E
KHOVANSKY, V
MASLENNIKOV, A
LIPPICH, W
NATHANIEL, A
STAUDE, A
VOGT, J
COCCO, AG
EREDITATO, A
FIORILLO, G
MARCHETTISTASI, F
PALLADINO, V
STROLIN, P
CAPONE, A
DEPEDIS, D
DICAPUA, E
DORE, U
FRENKELRAMBALDI, A
LOVERRE, PF
MACINA, D
PIREDDA, G
SANTACESARIA, R
机构
[1] CERN,CH-1211 GENEVA 23,SWITZERLAND
[2] UNIV HAMBURG,INST EXPTL PHYS 2,W-2000 HAMBURG 13,GERMANY
[3] UNIV CATHOLIQUE LOUVAIN,B-1348 LOUVAIN,BELGIUM
[4] MOSCOW THEORET & EXPTL PHYS INST,MOSCOW 117259,RUSSIA
[5] UNIV MUNICH,SEKT PHYS,W-8000 MUNICH 2,GERMANY
[6] UNIV NAPLES,I-80125 NAPLES,ITALY
[7] IST NAZL FIS NUCL,I-80125 NAPLES,ITALY
[8] IST NAZL FIS NUCL,I-00185 ROME,ITALY
[9] UNIV ROMA LA SAPIENZA,I-00185 ROME,ITALY
关键词
D O I
10.1016/0370-2693(93)90408-A
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We report on a study of the differential cross section dsimga/dy for the processes of elastic nu(mu)- and nu(mu)BAR-electron scattering. The data on which this analysis is based were recorded between 1987 and 1990 with the CHARM II detector in the wide band neutrino beam at the CERN-SPS. For the first time the shapes of these y-distributions have been determined in a model-independent way. A fit to the data yields for the squares of the neutral coupling constants the ratio g(R)2/g(L)2 = 0.60 +/- 0.19 (stat.) +/- 0.09 (syst.).
引用
收藏
页码:351 / 355
页数:5
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