Victor Veselago

Victor Georgievich Veselago (13 June 1929 – 15 September 2018) was a Russian physicist. In 1967, he was the first to publish a theoretical analysis of materials with negative permittivity, ε, and permeability μ. He published his work in a paper entitled ""The Electrodynamics of Substances with Simultaneously Negative Values of ε and μ".
In 2009, Victor Vesalgo won the C.E.K. Mees Medal from the Optical Society of America (OSA).