THE RATIO OF CHARMED BARYON TO MESON IN e<SUP>+</SUP>e<SUP>－</SUP> ANNIHILATION

CHEN E-Sheng; XIE Qu-Bing

Chinese Physics C> 1990, Vol. 14> Issue(4) : 319-324

THE RATIO OF CHARMED BARYON TO MESON IN e⁺e^－ ANNIHILATION

CHEN E-Sheng ^, ,
XIE Qu-Bing

Department of Physics,Shandong University,Jinan

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Abstract：
Using the quark production and combination rules in e⁺e^－ annihiation,we have calculated the ratio of charmed baryon to meson in e⁺e^－ annihilation.The pridectied ratio is a function of energy s,and is consistent with the experiments.

References

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A. Casher et al., Phys. Rev., D20(1979), 732.[2] Xie Qu-bing and Liu Xi-ming, Phys. Rev., D38(1988), 2169.[3] V. V. Anisovich et al., Z. Phys. C- Particles arsd Fields, 19(1983), 221.[4] TASSO Collab.,M.Althoff et al., Phys. Lett., 135B(1984), 243.[5] Xie Qu-bing, Proc. XIXth Int. Symp. of Multiparticle Dynamics, Arles 1988, eds D. Scliiff et al. (World Scientific, Singapore) p. 369.[6] P. A verv et al,Phys. Rev. Lett,51(1983). 1139.[7] Chen E-Sheng and Wu Qian; "The ratio of charmed baryon to meson in e+e一annihilation" Chinere Phys. Lett，将发表.[8] CLEO Collab., D. Bortoletto et al., Phys: Rev., D37(1988), 1719; HRS. Collab., P. Baringer et al., .Phys. Lett:, 206B(1988), 551; MARK II Collab., G. S. Abrams et al., Phys. Rev. Lett., 44(1980), 10 CLEO Collab., R. Giles et al., Phys. Rev., D29(1984), 1285; J. L. Siegist et al., Phys. Rev., D26(1982), 969.

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CHEN E-Sheng and XIE Qu-Bing. THE RATIO OF CHARMED BARYON TO MESON IN e⁺e^－ ANNIHILATION[J]. Chinese Physics C, 1990, 14(4): 319-324.

CHEN E-Sheng and XIE Qu-Bing. THE RATIO OF CHARMED BARYON TO MESON IN e⁺e^－ ANNIHILATION[J]. Chinese Physics C, 1990, 14(4): 319-324. shu

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Received: 1900-01-01
Revised: 1900-01-01

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沈阳化工大学材料科学与工程学院沈阳 110142

THE RATIO OF CHARMED BARYON TO MESON IN e⁺e^－ ANNIHILATION

CHEN E-Sheng ^,
XIE Qu-Bing

Corresponding author: CHEN E-Sheng,

Department of Physics,Shandong University,Jinan

Received Date: 1900-01-01
Accepted Date: 1900-01-01
Available Online: 1990-04-05

Abstract: Using the quark production and combination rules in e⁺e^－ annihiation,we have calculated the ratio of charmed baryon to meson in e⁺e^－ annihilation.The pridectied ratio is a function of energy s,and is consistent with the experiments.