. . "2003Z"^^ . . . "Hippel, Arthur R. von"@en . "German physicist" . . . . "Arthur Robert von Hippel (November 19, 1898 \u2013 December 31, 2003) was a German American materials scientist and physicist. Von Hippel was a pioneer in the study of dielectrics, ferromagnetic and ferroelectric materials, and semiconductors and was a codeveloper of radar during World War II."@en . "Hippel, Arthur R. Von"@en . "1898-11-19Z"^^ . . . "Arthur R. von Hippel"@en . "1898Z"^^ . "2003-12-31Z"^^ . . . .