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

The Removability of the Topological Term in the CP¹Model 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 CP ¹model is studied. The unitary transformation which removes the topological term in the CP ¹model 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 CP ¹Model 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 CP ¹Model 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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沈阳化工大学材料科学与工程学院沈阳 110142

The Removability of the Topological Term in the CP¹Model 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 CP¹model is studied. The unitary transformation which removes the topological term in the CP¹model is obtained. The relation of the topological term to the a vacuum and geometric phase is found.