Illustration of Surface Plasmon Polariton microcavities for Dalhousie University Illustration for Dalhousie University, where we visualise the creation of surface plasmon polaritons (electron density waves) on the surface of microcavities. Related posts:Illustration of a gene transfer agent (GTA)Haemoglobin for Sekisui DiagnosticsTreponema pallidum illustration for Sekisui Diagnostics