Recent charm physics results from the Tevatron

被引:0
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作者
Karchin, Paul E. [1 ]
机构
[1] Wayne State Univ, Dept Phys & Astron, Detroit, MI 48201 USA
关键词
D O I
10.1016/j.nuclphysbps.2006.12.079
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
Three recent results on charm physics are presented based on Run II data using the Fermilab Tevatron Collider. The DO collaboration reports preliminary results on the first observation of the rare decay D-s(+/-) -> pi(+/-)phi, phi -> mu(+)mu(-), a measurement of the branching fraction. for D-+/- to the same final state, and an upper limit for the non-resonant decay D-+/- -> pi(+/-) mu(+)y(-). The CDF collaboration reports a preliminary measurement of the angular distribution for X(3872) -> J/psi(+)pi(-) 7r- and restricts the X(3872) quantum numbers to J(PC) = 1(++) or 2(-+). Also, CDF reports a measurement of the ratio of branching fractions of the rare (doubly Cabibbo-suppressed) decay D-0 -> K+pi(-) and the Cabibbo-favored decay D-0 -> K+ - pi(-) (and charge conjugate decays).
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页码:96 / 99
页数:4
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