The dependence of gold helix metamaterial’s chiral optical properties on helix pitch, helix radius, two-dimensional lattice constant, wire radius, number of helix pitches, and angle of incidence are studied systematically using numerical methods.
J. K. Gansel, et al. Gold helix photonic metamaterials: A numerical parameter study. Opt. Express 18, 1059 (2010).
DOI: 10.1364/OE.18.001059