The Removability of the Topological Term in the CP<SUP>1</SUP> Model and θ Vacuum

Gao Xiaochun; Qian Tiezheng

Chinese Physics C> 1994, Vol. 18> Issue(2) : 137-142

The Removability of the Topological Term in the CP¹ Model and θ Vacuum

Gao Xiaochun ^, ,
Qian Tiezheng

Physics Department, Zhejiang University, Hangzhou 310027

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Abstract：
In this paper, the removability of the topological term in the 1+1 dimension CP¹ model is studied. The unitary transformation which removes the topological term in the CP¹ model is obtained. The relation of the topological term to the a vacuum and geometric phase is found.

References

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Gao Xiaochun and Qian Tiezheng. The Removability of the Topological Term in the CP¹ Model and θ Vacuum[J]. Chinese Physics C, 1994, 18(2): 137-142.

Gao Xiaochun and Qian Tiezheng. The Removability of the Topological Term in the CP¹ Model and θ Vacuum[J]. Chinese Physics C, 1994, 18(2): 137-142. shu

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Received: 1900-01-01
Revised: 1900-01-01

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The Removability of the Topological Term in the CP¹ Model and θ Vacuum

Gao Xiaochun ^,
Qian Tiezheng

Corresponding author: Gao Xiaochun,

Physics Department, Zhejiang University, Hangzhou 310027

Received Date: 1900-01-01
Accepted Date: 1900-01-01
Available Online: 1994-02-05

Abstract: In this paper, the removability of the topological term in the 1+1 dimension CP¹ model is studied. The unitary transformation which removes the topological term in the CP¹ model is obtained. The relation of the topological term to the a vacuum and geometric phase is found.