Matches in SemOpenAlex for { <https://semopenalex.org/work/W2000083705> ?p ?o ?g. }
- W2000083705 abstract "The effects of intermediate charmed mesons on charmonium transitions with the emission of one pion or eta are studied systematically. Based on a non-relativistic effective field theory we show that charmed meson loops are enhanced compared to the corresponding tree-level contributions for transitions between two S-wave charmonia as well as for transitions between two P-wave charmonia. On the contrary, for the transitions between one S-wave and one P-wave charmonium state, the loops need to be analyzed case by case and often appear to be suppressed. The relation to and possible implications for an effective Lagrangian approach are also discussed. This study at the same time provides a cross check for the numerical evaluations." @default.
- W2000083705 created "2016-06-24" @default.
- W2000083705 creator A5044809750 @default.
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- W2000083705 creator A5063845753 @default.
- W2000083705 creator A5066567020 @default.
- W2000083705 creator A5070452759 @default.
- W2000083705 date "2011-02-11" @default.
- W2000083705 modified "2023-10-17" @default.
- W2000083705 title "Effect of charmed meson loops on charmonium transitions" @default.
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- W2000083705 doi "https://doi.org/10.1103/physrevd.83.034013" @default.
- W2000083705 hasPublicationYear "2011" @default.
- W2000083705 type Work @default.