A New Relativistic and Singularity Free Form Factor of Baryon Vertex

Ma Weixing; Liu Longchang; Liu Bo; Shen Pengnian; Jiang Huanqing

Chinese Physics C> 1999, Vol. 23> Issue(12) : 1257-1259

A New Relativistic and Singularity Free Form Factor of Baryon Vertex

Institute of High Energy Physics,The Chinese Acinese of Sciences,Beijing1000392 Institute of Modern Physics,The Scinese Academy of Sciences,Lanzhou 7300003 Instilute of Theoretical Physics,The Chinese Academy of Sciences,Bijing 1000804 Center of Theoretical Physics,CCAST World Lab., Nijing 1000805 Theoretical Division, Los Alamos National Laboratory,Los Alamos National Laboratory,Los Alamos,N.M.87545, USA

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Abstract：
A new relativistic and singularity free form factor for baryon vertex is suggested.The form factor sahsfies the crossing symmetry of scattering axnplitude transfered from t-channel to s-channel for strong interaction Processes.

References

[1]

Haider Q, Liu L C. J. Phys. G Nucl. Part. Phys., 1996, 22:1872 Forshaw J R. Ross D A. QCD and the Pomeron, Cambridge, University Press,19973 1998 P. D. B. Collins,Introduction to Regge Theory and nigh Enemy Physics, Cambridge, University Press,1977 4 Liu L C, Ma W R The ξ(2230) Meson and the Pomeron Trajectory, Phys. Lett. B, to be Published, 1999

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Ma Weixing, Liu Longchang, Liu Bo, Shen Pengnian and Jiang Huanqing. A New Relativistic and Singularity Free Form Factor of Baryon Vertex[J]. Chinese Physics C, 1999, 23(12): 1257-1259.

Ma Weixing, Liu Longchang, Liu Bo, Shen Pengnian and Jiang Huanqing. A New Relativistic and Singularity Free Form Factor of Baryon Vertex[J]. Chinese Physics C, 1999, 23(12): 1257-1259. shu

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Received: 1999-06-21
Revised: 1900-01-01

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