Measurement of the running of the electromagnetic coupling at large momentum-transfer at LEP

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題名:	Measurement of the running of the electromagnetic coupling at large momentum-transfer at LEP
作者:	Achard,P;Adriani,O;Aguilar-Benitez,M;Alcaraz,J;Alemanni,G;Allaby,J;Aloisio,A;Alviggi,MG;Anderhub,H;Andreev,VP;Anselmo,F;Arefiev,A;Azemoon,T;Aziz,T;Bagnaia,P;Bajo,A;Baksay,G;Baksay,L;Baldew,SV;Banerjee,S;Banerjee,S
貢獻者:	物理研究所
關鍵詞:	BHABHA SCATTERING;MONTE-CARLO;PAIR PRODUCTION;L3 EXPERIMENT;FINAL-STATES;CONSTANT;DETECTOR;COLLISIONS;PHYSICS;ANGLES
日期:	2005
上傳時間:	2010-07-08 13:28:57 (UTC+8)
出版者:	中央大學
摘要:	The evolution of the electromagnetic coupling, alpha, in the momentum-transfer range 1800 GeV2 < -Q(2) < 21600 GeV2 is studied with about 40 000 Bhabha-scattering events collected with the L3 detector at LEP at centre-of-mass energies root s = 189-209 GeV
關聯:	PHYSICS LETTERS B
顯示於類別:	[物理研究所] 期刊論文

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