Measurement of the total e(+)e(-)->hadrons cross section near the e(+)e(-)->N(N)over-bar threshold

被引:37
作者
Antonelli, A
Baldini, R
Bertani, M
Biagini, ME
Bidoli, V
Bini, C
Bressani, T
Calabrese, R
Cardarelli, R
Carlin, R
Casari, C
Cugusi, L
Dalpiaz, P
DeFalco, A
DeZorzi, G
Feliciello, A
Ferrer, ML
Ferretti, P
Gauzzi, P
Gianotti, P
Luppi, E
Marcello, S
Masoni, A
Messi, R
Morandin, M
Paoluzi, L
Pasqualucci, E
Pauli, G
Perlotto, N
Pertrucci, F
Posocco, M
Preger, M
Puddu, G
Reale, M
Santi, L
Santonico, R
Sartori, P
Savrie, M
Serci, S
Spinetti, M
Tessaro, S
Voci, C
Zuin, F
机构
[1] UNIV CAGLIARI, CAGLIARI, ITALY
[2] IST NAZL FIS NUCL, CAGLIARI, ITALY
[3] UNIV FERRARA, I-44100 FERRARA, ITALY
[4] IST NAZL FIS NUCL, FERRARA, ITALY
[5] UNIV PADUA, PADUA, ITALY
[6] IST NAZL FIS NUCL, PADUA, ITALY
[7] UNIV ROMA LA SAPIENZA, ROME, ITALY
[8] IST NAZL FIS NUCL, ROME, ITALY
[9] UNIV ROMA TOR VERGATA, ROME, ITALY
[10] UNIV TURIN, I-10149 TURIN, ITALY
[11] IST NAZL FIS NUCL, I-10125 TURIN, ITALY
[12] UNIV TRIESTE, TRIESTE, ITALY
[13] IST NAZL FIS NUCL, TRIESTE, ITALY
[14] UNIV UDINE, I-33100 UDINE, ITALY
[15] IST NAZL FIS NUCL, UDINE, ITALY
基金
日本学术振兴会;
关键词
D O I
10.1016/0370-2693(95)01457-8
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A new measurement of the total e(+)e(-) --> hadrons cross-section in the centre of mass energy range 1.8-2.5 GeV, performed by the FENICE experiment at the Frascati e(+)e(-) storage ring ADONE, is presented. The behaviour of the total cross section together with the proton electromagnetic time-like form factor is discussed in terms of a narrow vector resonance close to the nucleon-antinucleon threshold.
引用
收藏
页码:427 / 430
页数:4
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