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Phys. Rev. E 68, 036501 (2003) [9 pages]

Method of measuring the coupled lattice functions at the interaction point in e+e- storage rings

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Yunhai Cai
Stanford Linear Accelerator Center, Menlo Park, California 94025, USA

Received 26 April 2003; published 3 September 2003

We have investigated a method of measuring the complete lattice functions including the coupling parameters at any azimuthal position in a periodic and symplectic system. In particular, the method is applied to measure the lattice functions at the interaction point where the beams collide. It has been demonstrated that a complete set of lattice functions can be accurately measured with two adjacent beam position monitors and the known transformation matrix between them. As a by-product, the method also automatically measures the complete one-turn matrix.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevE.68.036501
DOI:
10.1103/PhysRevE.68.036501
PACS:
41.85.-p, 41.75.-i, 29.27.-a