The Columbia Encyclopedia, Sixth Edition. 2001-07.
Van de Graaff, Robert Jemison
(vn d gräf) (KEY) , 190167, American physicist, b. Tuscaloosa, Ala., grad. Univ. of Alabama (B.S., 1922), Ph.D. Oxford, 1928. He was research associate at Massachusetts Institute of Technology (193134) and associate professor from 1934. He developed an electrostatic particle acceleratornow called a Van de Graaff generatorused in nuclear research. Introduced in 1931, it uses the charge that accumulates from a rapidly moving belt inside an insulated hollow metal globe to produce high-voltage electrical discharges that look like lightning.