The Q(2) dependence of the structure function ratio F-2(Sn)/F-2(C) and the difference R(Sn)-R(C) in deep inelastic muon scattering

被引:68
作者
Arneodo, M
Arvidson, A
Badelek, B
Ballintijn, M
Baum, G
Beaufays, J
Bird, IG
Bjorkholm, P
Botje, M
Broggini, C
Bruckner, W
Brull, A
Burger, WJ
Ciborowski, J
vanDantzig, R
Dobbeling, H
Dyring, A
Engelien, H
Ferrero, MI
Fluri, L
Gaul, U
Granier, T
GrossePerdekamp, M
vonHarrach, D
vanderHeijden, M
Heusch, C
Ingram, Q
deJong, M
Kabuss, EM
Kaiser, R
Ketel, TJ
Klein, F
Kullander, S
Kurek, K
Landgraf, U
Lindqvist, T
Mallot, GK
Mariotti, C
vanMiddelkoop, G
Milsztajn, A
Mizuno, Y
Most, A
Mucklich, A
Nassalski, J
Nowotny, D
Oberski, J
Paic, A
Peroni, C
Povh, B
Prytz, K
机构
[1] UNIV BIELEFELD,D-4800 BIELEFELD,GERMANY
[2] UNIV FREIBURG,FREIBURG,GERMANY
[3] MAX PLANCK INST KERNPHYS,D-69117 HEIDELBERG,GERMANY
[4] UNIV HEIDELBERG,HEIDELBERG,GERMANY
[5] UNIV MAINZ,D-6500 MAINZ,GERMANY
[6] UNIV MONS,B-7000 MONS,BELGIUM
[7] UNIV NEUCHATEL,CH-2000 NEUCHATEL,SWITZERLAND
[8] NIKHEF H,NL-1009 DB AMSTERDAM,NETHERLANDS
[9] SACLAY DAPNIA,SPP,SACLAY,FRANCE
[10] UNIV CALIF SANTA CRUZ,SANTA CRUZ,CA 95064
[11] PAUL SCHERRER INST,VILLIGEN,SWITZERLAND
[12] IST NAZL FIS NUCL,I-10125 TURIN,ITALY
[13] UPPSALA UNIV,UPPSALA,SWEDEN
[14] SOLTAN INST NUCL STUDIES,PL-00681 WARSAW,POLAND
[15] WARSAW UNIV,WARSAW,POLAND
关键词
D O I
10.1016/S0550-3213(96)00537-8
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
The Q(2) dependence of the structure function ratio F-2(Sn)/F-2(C) for 0.01 < x < 0.75 and 1 < Q(2) < 140 GeV2 is reported. For x < 0.1 the size of shadowing decreases linearly with In Q(2) and the maximum rate is about 0.04 at x = 0.01. The rate decreases with x and is compatible with zero for x greater than or equal to 0.1. The difference R(Sn) - R(C), where R is the ratio of longitudinally to transversely polarised virtual photon absorption cross sections, is also given. No dependence on x is seen and the average value is 0.040 +/- 0.021 (stat.) +/- 0.026 (syst.) at a mean Q(2) of 10 GeV2.
引用
收藏
页码:23 / 39
页数:17
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