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Experimental Study of Crossing-Angle and Parasitic Effects at the PEP-II E+e- Collider
M. Sullivan
Y. Cai
J. T. Seeman
W. Kozanecki
Ilya V. Narsky
出版
United States. Department of Energy
, 2005
URL
http://books.google.com.hk/books?id=gNG0AQAACAAJ&hl=&source=gbs_api
註釋
In a series of dedicated accelerator experiments, we measure the dependence of the PEP-II luminosity performance on small horizontal crossing angles and on the horizontal separation at the first parasitic crossing. The experiment is carried out by varying the IP angle of one of the beams in two different bunch patterns, one with and one without parasitic crossings. The measurements show satisfactory agreement with three-dimensional beam-beam simulations.