David H. Frisch ( March 12, 1918- 1991)was an American physicist who helped develop the atom bomb in World War II and later became active in the disarmament movement. March 12 is the 71st day of the year in the Gregorian Calendar (72nd in Leap years). ... 1918 was a common year starting on Tuesday (see link for calendar). ... 1991 is a common year starting on Tuesday of the Gregorian calendar. ...

Born in New York, Frisch grew up in San Antonio and graduated from Princeton in 1940. He was a graduate assistant at the University of Wisconsin from 1940 to 1942, and then worked at Los Alamos from 1943 to 1945. After the war he moved to MIT, beginning as a research associate in 1946, obtained his PhD in 1947 and was appointed an assistant professor in 1948, associate professor in 1952 and full professor in 1958. He retired in 1988. Midtown Manhattan, looking north from the Empire State Building, 2005 New York City (officially named the City of New York) is the most populous city in the state of New York and the entire United States. ... San Antonio (the Spanish name of Saint Anthony) is a common toponym in parts of the world where the Spanish language is or was spoken: Argentina San Antonio, Jujuy province Belize San Antonio, Cayo District Chile San Antonio Mexico San Antonio, San Luis Potosí Philippines San Antonio, Quezon San Antonio... 1940 was a leap year starting on Monday (link will take you to calendar). ... For the University of Wisconsin system, see University of Wisconsin System. ... 1942 was a common year starting on Thursday (link will take you to calendar). ... Los Alamos usually refers to the United States national laboratory in Los Alamos, New Mexico which was founded during the World War II effort to develop the atomic bomb (the Manhattan Project), was one of the two laboratories developing the USAs nuclear weapons during the Cold War, and is... 1943 is a common year starting on Friday. ... 1945 was a common year starting on Monday (link will take you to calendar). ... MIT redirects here. ...

Frisch was a fellow of the American Physical Society and of the American Academy of Arts and Sciences. He was the recipient of Fulbright, Guggenheim, Alfred P. Sloan and National Science Foundation research fellowships. The American Physical Society was founded in 1899 and is the worlds largest organization of physicists. ... The American Academy of Arts and Sciences is an organization dedicated to scholarship and the advancement of learning, particularly in areas of political science. ... The Fulbright Program is program of educational grants (Fulbright Fellowships) sponsored by the Bureau of Educational and Cultural Affairs of the United States Department of State. ... Guggenheim can be a reference to any of a number of members or interests of the Guggenheim family, including: the patriarch of the family, Meyer Guggenheim, or his descendents such as Daniel, Solomon Robert, Simon, Benjamin and Peggy; any of the Guggenheim Museums; or foundations such as the Solomon R... Alfred Pritchard Sloan, Jr. ...

Frisch seved on the Physics Advisory Committee of the National Science Foundation, on the Brookhaven High Energy Advisory Committee, and was chairman of the Long-Range Planning committee of the Fermi National Accelerator Laboratory. The National Science Foundation (NSF) is an independent United States government agency responsible for supporting basic science research mainly by providing research funding. ... Brookhaven is the name of some places in the United States of America. ... Fermi National Accelerator Laboratory located in Batavia near Chicago, Illinois is a U.S. Department of Energy national laboratory specializing in high-energy particle physics, operated for the Department of Energy by the Universities Research Association (URA). ...

Frisch was active in the field of nuclear disarmament, participating in the Moscow Pugwash Conference in 1960, editing the book Arms Reduction in 1961, and participating in the 1962 Woods Hole Summer Study on Inspection. Nuclear Disarmament is the proposed recall and dismantling of nuclear weapons, particularly those the US and USSR targeted on each other. ... The Pugwash Conferences on Science and World Affairs is a scientifically-oriented peace group. ... 1962 was a common year starting on Monday (link will take you to calendar). ...

Among his scientific publications were a 1963 paper in which they showed time dilation in the decay of cosmic muons. Time dilation is a consequence of Albert Einsteins theories of relativity. ... In the Standard Model of particle physics, a muon (Greek μείον = minus) is a semistable fundamental particle with negative electric charge and a spin of 1/2. ...

Selected publications

D.H. Frisch and J.H. Smith, Am. J. Phys., 31, 342-355 (1963).