neutrino astronomy
41Astroparticle physics — is a term used to indicate that branch of particle physics that studies elementary particles of astronomical origin, and their relation to astrophysics and cosmology.It is a quite new field of research emerging at the intersection of particle… …
42Bruno Pontecorvo — russian: Бруно Понтекорво (Marina di Pisa, Italy, August 22, 1913 Dubna, Russia, September 24, 1993) was an Italian born atomic physicist, an early assistant of Enrico Fermi and then the author of numerous studies in high energy physics,… …
43PMNS-матрица —   Аромат в физике элементарных частиц  п·Ароматы и квантовые числа: Лептонное число …
44Cosmos: A Personal Voyage — For the book based on the series, see Cosmos (book). Cosmos: A Personal Voyage Cosmos title card Genre Documentary Created by …
45Bahcall, John N. — ▪ 2006 American astrophysicist (b. Dec. 30, 1934, Shreveport, La. d. Aug. 17, 2005, New York, N.Y.), made fundamental contributions to the understanding of the elusive subatomic particles called neutrinos, which are emitted by the Sun. His… …
46proton-proton cycle — ▪ astronomy also called Proton proton Reaction, chain of thermonuclear reactions that is the chief source of the energy radiated by the Sun and other cool main sequence stars (star). Another sequence of thermonuclear reactions, called… …
47Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
48Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
49Supernova — This article is about the astronomical event. For other uses, see Supernova (disambiguation). Multiwavelength X ray, infrared, and optical compilation image of Kepler s supernova remnant, SN 1604. A supernova is a stellar explosion that is more… …
50cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
