Bray, Ralph, 1921-
Oral history interview with Ralph Bray, 1982 May 14.
Born in Russia 1921, moved to New York 1922; Brooklyn Polytechnic Institute (physics); Purdue University (Ph.D.), 1942-1949; works teaching military students, 1943-1945; cyclotron and beta ray spectroscopy projects (related to Manhattan Project); Karl Lark-Horovitz as blanket-adviser; semiconductor project with Ron Smith; spreading resistance measurements; Edward Teller, John Bardeen, William Shockley; the self-transistor effect (Bell Laboratories); third electrode work by Seymour Benzer, 1949; semiconductor project; comments on Lark-Horovitz. Also prominently mentioned are: Joseph A. Becker, Walter Houser Brattain, Bill Fan, Arthur Ginsburg, Vivian Annabelle Johnson, Bernard Kurrelmeyer, Robert Green Sachs, Isidor Walerstein, Hubert J. Yearian; American Physical Society, Brooklyn College, Manhattan Project, and United States Army Signal Corps.
Brattain, Walter H. (Walter Houser), 1902-1987.
Lark-Horovitz, K. (Karl), 1892-1958.
Sachs, Robert Green, 1916-
Shockley, William, 1910-
Teller, Edward, 1908-
American Physical Society.
Bell Telephone Laboratories, inc.
Brooklyn College.
Polytechnic Institute of Brooklyn.
Purdue University.
United States. Army. Signal Corps.
Beta rays.
Cyclotrons.
Electrodes.
Semiconductors.
Transistors.
World War, 1939-1945 -- Science.
Oral histories. aat
Interviews. aat
Audiotapes. aat
Transcripts. aat
Spectrum analysis.
Bardeen, John.
Becker, Joseph A.
Benzer, Seymour.
Bray, Ralph.
Fan, Bill.
Ginsburg, Arthur.
Johnson, Vivian Annabelle, 1912-1985.
Kurrelmeyer, Bernard.
Smith, Ronald.
Walerstein, Isidor.
Yearian, Hubert J.
Henriksen, Paul, interviewer.
AIP-ICOS
American Institute of Physics. Center for History of Physics. Niels Bohr Library. One Physics Ellipse, College Park, MD 20740, USA