Fig. 5From: A graphene film interlayer for enhanced electrical conductivity in a carbon-fibre/PEEK compositeControl consolidated CF-PEEK cross sectional (a) optical and (b) SEM image. Graphene enhanced consolidated cross-section (c) optical and (d) SEM image. (e) Raman scan of CF-PEEK with graphene in the interlayer region and (f) respective graphene spectraBack to article page