ALGELRAIC PROPERTIES OF NONLINEAR σ MODEL OF SU(2) WITH W-Z TERM IN 1+1 DIMENSIONS |
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| Authors: | DAI Yuan-ben WANG Xiao-lin |
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| Institution: | Institute of Theoretical Physics, Academia Sinica, P.O. Box 2735, Beijing, China |
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| Abstract: | Taking three Euler angles as the field variables of nonlinear σ model of SU(2),we calculated the Wess-Zumino term and showed by using canonical quantization that the chiral cuirents of this model satisfy a Kac-Moody alqebra at n equal an even intsger for arbitrary value of λo. |
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