Fig. 4From: Multi-material braids for multifunctional laminates: conductive through-thickness reinforcementa Close up of tufting needle showing braid being tufted into a unidirectional preform. b A tufted unidirectional carbon fibre preform with two sets of braids which contain different materials, c An infused and cured quasi-isotropic carbon fibre-epoxy (Prime 27) panel tufted with carbon-copper braidsBack to article page