Evert Verwey

Evert Johannes Willem Verwey, also Verweij, (30 April 1905 in Amsterdam – 13 February 1981 in Utrecht) was a Dutchchemist, who also did research in physical chemistry. He is known for DLVO theory, a theory of the interaction of charged surfaces in fluids, which has applications, for example, in the description of colloids. The Verwey transition in magnetite is named after him.