Chinese Physics C > 1995, Vol. 19 > Issue(2): 143-147

The Analytical Approach for the Two-dimensional O(3) Non-linear σ Model

Zhao Peiying^,

Institute of High Energy Physics,The Chinese Academy of Sciences,Beijing 100039

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Abstract：
In the lattice gauge theory,by using the variational cumulant expansion,we calculate the internal energy and specific heat for the two-dimensional O(3) non-linear σ model.A comparison with Monte Carlo data is also presented.

References

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Zhao Peiying. The Analytical Approach for the Two-dimensional O(3) Non-linear σ Model[J]. Chinese Physics C, 1995, 19(2): 143-147.

Zhao Peiying. The Analytical Approach for the Two-dimensional O(3) Non-linear σ Model[J]. Chinese Physics C, 1995, 19(2): 143-147. 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 Analytical Approach for the Two-dimensional O(3) Non-linear σ Model

Zhao Peiying^,

Corresponding author:Zhao Peiying,

Institute of High Energy Physics,The Chinese Academy of Sciences,Beijing 100039

Received Date:1900-01-01
Accepted Date:1900-01-01
Available Online:1995-02-05

Abstract:In the lattice gauge theory,by using the variational cumulant expansion,we calculate the internal energy and specific heat for the two-dimensional O(3) non-linear σ model.A comparison with Monte Carlo data is also presented.