Thermal energy of a scalar field in a one-dimensional compact space

E. Elizalde, A. C. Tort
2002 Physical Review D, Particles and fields  
We discuss some controverted aspects of the evaluation of the thermal energy of a scalar field in a one-dimensional compact space. The calculations are carried out using a generalised zeta function approach.
doi:10.1103/physrevd.66.045033 fatcat:o2ur3r6kezbzloabgajioh75di