Abstract
We calculate the moments of heavy quark-parton distribution in heavy flavored (c, b) mesons with variousJ P by means of QCD sum rule approach. The results demonstrate that this method allows to distinguish between the structure functions of hadrons with the same quark content and different spin-parity. In particular the leading effect of heavy quark is less in the case ofP-wave mesons (0+, 1+). This prediction may be tested in the fragmentation of heavy quark into mesons with variousJ P.
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Khodjamirian, A.Y., Oganessian, A.G. Parton structure of heavy mesons with variousJ P in QCD. Z. Phys. C - Particles and Fields 48, 519–524 (1990). https://doi.org/10.1007/BF01572034
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DOI: https://doi.org/10.1007/BF01572034