Plasmakugel im Wissenschaftsschiff MS “Jenny”, Rheinufer Biebrich

“… dissipation within the lamp, or rather for confining it to the particular parts or part of the conductor which is designed to give light.” (Nikola Tesla – Patentschrift für die im Februar 1894 von ihm entwickelte Plasmalampe, (United States Patent Office, Patentnummer 514170)