Experimental validation of a novel compact focusing scheme for future energy-frontier linear lepton colliders. by White, G, Ainsworth, R, Akagi, T, Alabau-Gonzalvo, J, Angal-Kalinin, D, Araki, S, Aryshev, A, Bai, S, Bambade, P, Bett, DR, Blair, G, Blanch, C, Blanco, O, Blaskovic-Kraljevic, N, Bolzon, B, Boogert, S, Burrows, P, Christian, G, Corner, L, Davis, MR, Faus-Golfe, A, Fukuda, M, Gao, J, García-Morales, H, Geffroy, N