Critical comparison of closed time path formalism and Thermo Field Dynamics in nonequilibrium situation (熱場の量子論とその応用)

Nonequilibrium TFD(Thermo Field Dynamics)--Review (熱場の量子論とその応用)

From superoperator formalism to nonequilibrium Thermo Field Dynamics

Dissipative and Nonequilibrium Thermo Field Dynamics.

Nonequilibrium TFD (Thermo Field Dynamics) : Review

Nonequilibrium Thermo Field Dynamics for Thermal Relaxation Process of Confined Cold Atomic Gas

Non-equilibrium open systems and non-equilibrium thermo field dynamics