Composite materials Materials Actuators Adhesive joints Aerospace engineering Coating processes Coatings Concrete construction Design and construction Environmental aspects Ferroelectric devices Graphene Industrial applications Joints (Engineering) Maintenance and repair Materials science Mechanical properties Nanostructured materials Piezoelectric devices Recycled products Renewable natural resources Research Shape memory effect Shape memory polymers Smart materials Spinning Spinning machinery Structural analysis (Engineering) Technological innovations Twisting machines (Textile machinery)