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Phys. Rev. ST Accel. Beams 8, 099001 (2005) [3 pages]

Comment on “Spin manipulation of 1.94  GeV/c polarized protons stored in the COSY cooler synchrotron”

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M. Bai, W. W. MacKay, and T. Roser
Brookhaven National Laboratory, Upton, New York 11720, USA

Received 2 March 2005; published 22 September 2005

We show that the formula of the strength of the spin resonance driven by a rf dipole in the commented paper is incorrect. A derivation of the resonance strength due to direct spin rotation from a rf dipole is shown. The result of a numerical simulation to verify our derivation is also presented.

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© 2005 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevSTAB.8.099001
DOI:
10.1103/PhysRevSTAB.8.099001
PACS:
29.27.Hj

See Also

Original Article: V. S. Morozov, A. D. Krisch, M. A. Leonova, R. S. Raymond, V. K. Wong, K. Yonehara, U. Bechstedt, R. Gebel, A. Lehrach, B. Lorentz, R. Maier, D. Prasuhn, A. Schnase, H. Stockhorst, D. Eversheim, F. Hinterberger, H. Rohdjeß, and K. Ulbrich, Spin manipulation of 1.94  GeV/c polarized protons stored in the COSY cooler synchrotron, Phys. Rev. ST Accel. Beams 7, 024002 (2004).