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THE SPECTRAL ASYMMETRY AND FRACTIONAL CHARGE IN A BACKGROUND OF 1/n-CONTRACTED SOLITON |
| KONG Fanmei;YANG Zhenqing |
| Department of Physics, Nankai University, Tianjin |
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| Cite this article: |
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KONG Fanmei, YANG Zhenqing 1987 Chin. Phys. Lett. 4 205-208 |
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Abstract The Dirac equation with a 1/n -contracted Sine-Gordon soliton as background is solved. The results show a spectral transference characterizing the topology of the back-ground field, which leads to a spectral asymmetry and a 1/n fractional charge.
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Published: 01 May 1987
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