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Derivation of 2 × 2 Thermal Propagator Without Factorization |
ZUO Jian1;GUI Yuan-xing2 |
1Department- of Mathematics, Dalian University of Technology, Dalian 116023
2Department of Physics, Dalian University of Technology, Dalian 116023
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Cite this article: |
ZUO Jian, GUI Yuan-xing 1998 Chin. Phys. Lett. 15 157-158 |
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Abstract The real time thermal propagator with 2 × 2 matrix structure is derived in the functional formalism of the field theory in η-ξ spacetime. It is emphasized that the trouble-shooting factorization of generating functional in the time-path method can be avoided in this derivation.
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Keywords:
03.70.+k
05.30.-d
11.10.Ef
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Published: 01 March 1998
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PACS: |
03.70.+k
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(Theory of quantized fields)
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05.30.-d
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(Quantum statistical mechanics)
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11.10.Ef
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(Lagrangian and Hamiltonian approach)
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