Fifth international conference on dynamical processes in the excited states of solids : Fifth international conference on dynamical processes in the excited states of solids : Dynamique des etats excites dans les solides. Eighth International Conference on Internal Friction and Ultrasonic Attenuation in Solids 7th International Conference on Internal Friction and Ultrasonic Attenuation in Solids 28th international conference on advanced ceramics and composites / International Conference on Fracture and Strength of Solids the 6th international conference on the physical properties and applications of advanced materials / 28th international conference on advanced ceramics and composites. 4th international conference on tribology in manufacturing processes Fifth international conference on energy and sustainability