[IEEE 2018 19th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE) - Toulouse, France (2018.4.15-2018.4.18)] 2018 19th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE) - Prognostics and health management: Current state-of-the-art for optimizing aircraft structural maintenance