Distortion of surfactant lamellar phases induced by surface roughness Shirin Nouhi, Alexandros Koutsioubas, Vassilios Kapaklis and Adrian R. Rennie Eur. Phys. J. Special Topics, 229 17-18 (2020) 2807-2823 Published online: 16 November 2020 DOI: 10.1140/epjst/e2020-900220-3