Theoretical Formalism for N* Study via J/ψ→ppω Decay Process

LIANG Wei-Hong; SHEN Peng-Nian; ZOU Bing-Song

Chinese Physics C> 2002, Vol. 26> Issue(S1) : 93-97

Theoretical Formalism for N* Study via J/ψ→ppω Decay Process

Institute of High Energy Physics, CAS, Beijing 100039, China2 CCASTWorld Lab., Beijing 100080, China3 Department of Physics, Guangxi Normal University, Guilin 541004, China

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Abstract：
Theoretical Formalism for N^* study via J/ψ→ppω decay process is given. By analyzing 58M J/ψ events collected at BES, possible existing lower-lying N^* states can be explored.

References

[1]

Isgur N, Karl G. Phys.Lett, 1997, B72: 109; Phys. Rev., 1981, D23: 817 2 Faiman D, Hendry W. Phys. Rev., 1968,173: 1720; Phys. Rev., 1969, 180: 1609 3 Capstick S. Phys. Rev., 1999, D60:111501; nucl–th/0008028 4 Grander H A. Nucl.Phys., 1997, A623: 10c 5 Klempt E. Baryon'98, ed. Menze D, Metsch B. World Scientific, 1999． 25 6 ZOU B S. Nucl.Phys., 2000, A675:167; Nucl. Phys., 2001, A684: 330 7 ZOU B S, LI H B. BES Collaboration, hep–ph/0004220, in Excited Nucleons and Hadronic Structure, Proc. of NSTAR2000 Conf. at Jefferson Lab, Eds. Burkert V et al. World Scientific, 2001, 155; LI H B et al. Nucl. Phys., 2000, A675: 189 8 Isgur N, Karl G. Phys. Rev., 1978, D18: 4178; Capstick S, Isgur N. Phys. Rev., 1986, D34: 2809; LIU K F , Wong C W. Phys. Rev., 1983, D28: 170; Barnes T, Close F E. Phys. Lett., 1983, B123: 89; Bijker R et al. Ann. Phys., 1994, 236: 69; Glozman L Y, Riska D O. Phys. Rep., 1996, 268: 1; SHEN P N et al. Phys. Rev., 1997, C53: 2024; Kaiser N, Waas T, Weise W. Nucl. Phys., 1997, A612:297; DONG Y B et al. Phys. Rev., 1999, C60: 0352039 Chung S U. Spin Formalisms, 1971,CERN 71–8; Phys. Rev., 1993,48: 122510 ZHU J J, Tunan R, Communi. Theor. Phys., 1999,32: 293; Communi. Theor. Phys., 1999, 32: 435

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LIANG Wei-Hong, SHEN Peng-Nian and ZOU Bing-Song. Theoretical Formalism for N* Study via J/ψ→ppω Decay Process[J]. Chinese Physics C, 2002, 26(S1): 93-97.

LIANG Wei-Hong, SHEN Peng-Nian and ZOU Bing-Song. Theoretical Formalism for N* Study via J/ψ→ppω Decay Process[J]. Chinese Physics C, 2002, 26(S1): 93-97. 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

Theoretical Formalism for N* Study via J/ψ→ppω Decay Process

Corresponding author: LIANG Wei-Hong,

Institute of High Energy Physics, CAS, Beijing 100039, China2 CCASTWorld Lab., Beijing 100080, China3 Department of Physics, Guangxi Normal University, Guilin 541004, China

Received Date: 1900-01-01
Accepted Date: 1900-01-01
Available Online: 2002-06-24

Abstract: Theoretical Formalism for N^* study via J/ψ→ppω decay process is given. By analyzing 58M J/ψ events collected at BES, possible existing lower-lying N^* states can be explored.