Cluj-Napoca — Cluj redirects here. For other uses, see Cluj (disambiguation). Coordinates: 46°46′N 23°35′E / 46.767°N 23.583°E / 46.767; 23.583 … Wikipedia
Quasiparticle — In physics, quasiparticles (and related collective excitations) are emergent phenomena that occur when a microscopically complicated system such as a solid behaves as if it contained different (fictitious) weakly interacting particles in free… … Wikipedia
McKinney — McKinney, Texas, is a city in and the county seat of Collin County, Texas, United States. McKinney as a surname may refer to: Anthony McKinney, a convicted murderer in Illinois whose guilt has been questioned Baylus Benjamin McKinney (1886–1952) … Wikipedia
Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… … Wikipedia
Neutron — This article is about the subatomic particle. For other uses, see Neutron (disambiguation). Neutron The quark structure of the neutron. (The color assignment of individual quarks is not important, only that all three colors are present.)… … Wikipedia
Neutrino — For other uses, see Neutrino (disambiguation). Neutrino/Antineutrino The first use of a hydrogen bubble chamber to detect neutrinos, on November 13, 1970. A neutrino hit a proton in a hydrogen atom. The collision occurred at the point where three … Wikipedia
Proton — For other uses, see Proton (disambiguation). This article is about the proton as a subatomic particle. For the aqueous form of the hydrogen ion often encountered in biochemistry, see Hydronium. Proton The quark structure of the proton. (The color … Wikipedia
Photon — This article is about the elementary particle of light. For other uses, see Photon (disambiguation). Photon Photons emitted in a coherent beam from a laser Composition Elementary particle … Wikipedia
Spacecraft — Spaceship redirects here. For other uses, see Spaceship (disambiguation). More than 100 Russian Soyuz manned spacecraft (TMA version shown) have flown since 1967, originally for a Soviet manned lunar program, but currently supporting the… … Wikipedia
Norwalk, Connecticut — For other uses, see Norwalk (disambiguation) and Norwalk. Norwalk, Connecticut City Norwalk City Hall, with Conce … Wikipedia