TY - JOUR AU - Bordag, Michael AU - Muñoz Castañeda, José María AU - Santamaría Sanz, Lucía PY - 2020 SN - 1434-6044 UR - http://hdl.handle.net/10259/10005 AB - The basic thermodynamic quantities for a non-interacting scalar field in a periodic potential composed of either a one-dimensional chain of Dirac δ − δ' functions or a specific potential with extended compact support are calculated. First, we... LA - eng PB - Springer KW - Física KW - Physics TI - Free energy and entropy for finite temperature quantum field theory under the influence of periodic backgrounds DO - 10.1140/epjc/s10052-020-7783-3 T2 - The European Physical Journal C VL - 80 ER -