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Hansen, William Webster

(Encyclopedia)Hansen, William Webster, 1909–49, U.S. physicist, b. Fresno, Calif. Hansen received his doctorate in physics from Stanford in 1933 and joined the faculty there in 1934. He invented the high-quality ...

nonlinear dynamics

(Encyclopedia)nonlinear dynamics, study of systems governed by equations in which a small change in one variable can induce a large systematic change; the discipline is more popularly known as chaos (see chaos theo...

CERN

(Encyclopedia)CERN or European Organization for Nuclear Research, nuclear and particle physics research center straddling the French-Swiss border W of Geneva, Switzerland. Established in 1952 as the provisional Eur...

muon

(Encyclopedia)muon myo͞oˈŏn [key], elementary particle heavier than an electron but lighter than other particles having nonzero rest mass. The name muon is derived from mu meson, the former name of the particle....

nihonium

(Encyclopedia)nihonium nĭhōˈnēəm [key], artificially produced radioactive chemical element; symbol Nh; at. no. 113; mass number of most stable isotope 284; m.p., b.p., sp. gr., and valence unknown. Situated in...

detector

(Encyclopedia)detector: see particle detector. ...

recombination

(Encyclopedia)recombination, process of “shuffling” of genes by which new combinations can be generated. In recombination through sexual reproduction, the offspring's complete set of genes differs from that of ...

Gross, David Jonathan

(Encyclopedia)Gross, David Jonathan, 1941–, American particle physicist, b. Washington, D.C., Ph.D. Univ. of California, Berkeley, 1966. Gross was a professor at Princeton from 1969 to 1997, when he joined the fa...

Menlo Park

(Encyclopedia)Menlo Park. 1 Residential city (1990 pop. 28,040), San Mateo co., W Calif.; inc. 1874. Electronic equipment and aerospace products are manufactured in the city. Menlo College and the SLAC National Acc...

Englert, François

(Encyclopedia)Englert, François, 1932–, Belgian theoretical physicist, Ph.D. Université libre de Bruxelles (U.L.B.), Brussels, 1959. He has been a professor at U.L.B. since 1964. Englert was the recipient, join...