Investigation of reflection shielding for electromagnetic interference (EMI) in graphene/CuO–silicone rubber nanocomposites across the Ku frequency bandVishal Deore, Avinash Shinde, Smita Waghmare and Shashikant NagargojeMatériaux & Techniques, 114 5 (2026) 501DOI: https://doi.org/10.1051/mattech/2026021