Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1845067 | Nuclear Physics B - Proceedings Supplements | 2008 | 4 Pages |
Abstract
We have measured the mass, width and two-photon decay width of the ηc and mesons in two-photon collisions using 483 fb−1 of data collected with the Belle detector at the asymmetric-energy e+e− collider KEKB. Interference effects have been studied.
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