On the brittle-ductile transition pressure

Pugh, 1964, 142 Galli, 1964, Acta Met., 12, 775, 10.1016/0001-6160(64)90169-5 Pugh, 1965, Vol. IIIB Petch, 1958 Cottrell, 1958, 18 Petch, 1958, Phil. Mag., 3, 1089, 10.1080/14786435808237038 Stroh, 1954, A223, 404 Stroh, 1955, 232, 548 Sack, 1946, 58, 729 Eshelby, 1951, Phil. Mag., 42, 351, 10.1080/14786445108561060 Armstrong, 1962, Phil. Mag., 7, 45, 10.1080/14786436208201857 E. F. Chandler, Private communication. Heslop, 1956, Phil. Mag., 1, 866, 10.1080/14786435608238163