ar X iv : h ep - p h / 06 02 06 6 v 1 7 Fe b 20 06 X ( 3872 ) in effective field theory

نویسنده

  • Alexey A Petrov
چکیده

We consider the implications from the possibility that the recently observed state X(3872) is a meson-antimeson molecule. We write an effective Lagrangian consistent with the heavy-quark and chiral symmetries needed to describe X(3872) and study its properties.

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تاریخ انتشار 2006