Chin. Phys. Lett.  1998, Vol. 15 Issue (1): 1-2    DOI:
Original Articles |
Derivation of Tilde Rules in η-ξ Spacetime
ZUO Jian1;GUI Yuan-xing2
1Department of Mathematics, 2Department of Physics Dalian University of Technology,Dalian 116023
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ZUO Jian, GUI Yuan-xing 1998 Chin. Phys. Lett. 15 1-2
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Abstract The M operation is introduced in η-ξ spacetime to derive the tilde rules in thermo field dynamics (TFD). This leads to an explanation of the tilde system in TFD as the system in region II of η-ξ spacetime.

Keywords: 03.70.+k      05.30.-d      11.10.Ef     
Published: 01 January 1998
PACS:  03.70.+k (Theory of quantized fields)  
  05.30.-d (Quantum statistical mechanics)  
  11.10.Ef (Lagrangian and Hamiltonian approach)  
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https://cpl.iphy.ac.cn/       OR      https://cpl.iphy.ac.cn/Y1998/V15/I1/01
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