The removability of the Hopf term in the 2 + 1D model and Aharonov - Bohm effect
Xiao-Chun Gao; Dong-Hui Xu; Jun Gao; Jian Fu
Журнал:
Journal of Physics A: Mathematical and General
Дата:
1996-02-07
Аннотация:
In this paper, the removability of the Hopf term in the 2 + 1D model is studied. A quantum unitary transformation is found and used to remove the Hopf term from the Hamiltonian for the model. It is then shown that there is an intimate connection between the Hopf term and the multivaluedness of the wavefunctional describing the model.
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