fission-type reactor
111Débat sur l'énergie nucléaire — L’énergie nucléaire, qui représente en 2008 environ 13,5 % de la production mondiale d’électricité (soit 5,8 % de l’énergie primaire ou 1,9 % de l’énergie finale)[1], est un sujet de débat politique. La stratégie énergétique… …
112Critical mass — This article is about nuclear fission reactions. For other uses, see Critical mass (disambiguation). As part of a re creation of a 1945 criticality accident, a plutonium pit is surrounded by blocks of neutron reflective tungsten carbide. The… …
113nuclear fusion — fusion (def. 4). [1895 1900] * * * Process by which nuclear reactions between light elements form heavier ones, releasing huge amounts of energy. In 1939 Hans Bethe suggested that the energy output of the sun and other stars is a result of fusion …
114Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name …
115Scram — This article is about nuclear reactors. For other meanings, see Scram (disambiguation). A scram or SCRAM is an emergency shutdown of a nuclear reactor though the term has been extended to cover shutdowns of other complex operations, such as… …
116Superphénix — Pour les articles homonymes, voir Phoenix. 45°45′30″N 5°28′20″E / …
117rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …
118ITER — is an international tokamak (magnetic confinement fusion) research/engineering proposal for an experimental project that will help to make the transition from today s studies of plasma physics to future electricity producing fusion power plants.… …
119Réacteur à onde progressive — Simulation numérique d un réacteur à onde progressive. Rouge: U 238, Vert: Pu 239, Bleu: Zone de forte densité de neutrons Un réacteur à onde progressive est un réacteur nucléaire particulier qui convertit un isotope fertile en isotope fissile… …
120Three Mile Island accident — The Three Mile Island accident of 1979 was the most significant accident in the history of the American commercial nuclear power generating industry. It resulted in the release of a significant amount of radioactivity, an estimated 43,000 curies… …
