meson exchange

См. также в других словарях:

• Yukawa meson — Physics. a hypothetical elementary particle with finite rest mass, whose exchange between nucleons would account for the strong short range forces between nucleons: subsequently identified as the pion. [1960 65; after H. YUKAWA] * * * …   Universalium

• Yukawa meson — Physics. a hypothetical elementary particle with finite rest mass, whose exchange between nucleons would account for the strong short range forces between nucleons: subsequently identified as the pion. [1960 65; after H. YUKAWA] …   Useful english dictionary

• Nuclear force — This article is about the force that holds nucleons together in a nucleus. For the force that holds quarks together in a nucleon, see Strong interaction. A Feynman diagram of a strong proton neutron interaction mediated by a neutral pion. Time… …   Wikipedia

• Konrad Bleuler — (* 23. September 1912 in Herzogenbuchsee, Schweiz; † 1. Januar 1992 in Königswinter) war ein Schweizer Physiker. Er leistete Beiträge zur theoretischen Teilchenphysik und Quantenfeldtheorie. Inhaltsverzeichnis 1 Leben 2 Werk …   Deutsch Wikipedia

• subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …   Universalium

• Yukawa potential — A Yukawa potential (also called a screened Coulomb potential) is a potential of the form:V(r)= g^2 ;frac{e^{ mr{r}Hideki Yukawa showed in the 1930s that such a potential arises from the exchange of a massive scalar field such as the field of the… …   Wikipedia

• Virtual particle — In physics, a virtual particle is a particle that exists for a limited time and space, introducing uncertainty in their energy and momentum due to the Heisenberg Uncertainty Principle. (Indeed, because energy and momentum in quantum mechanics are …   Wikipedia

• Quark — In physics, a quark (IPAEng|kwɔrk, IPAEng|kwɑːk or IPAEng|kwɑːrk) is a type of subatomic particle. [cite web |title=Fundamental Particles |publisher=Oxford Physics |url=http://www.physics.ox.ac.uk/documents/pUS/dIS/fundam.htm |accessdate=2008 06… …   Wikipedia

• Quarkonium — In particle physics, quarkonium (pl. quarkonia) designates a flavorless meson whose constituents are a quark and its own antiquark. Examples of quarkonia are the J/ψ meson (an example of charmonium, cc) and the ϒ meson (bottomonium, bb). Because… …   Wikipedia

• Pion — This article is about the subatomic particles. For the self propelled gun, see 2S7 Pion. Pion The quark structure of the pion. Composition π …   Wikipedia

• Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …   Universalium