neutron economy

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• Neutron economy — is defined as the ratio of an adjoint weighted average of the excess neutron production divided by an adjoint weighted average of the fission production. The distribution of neutron energies in a nuclear reactor differs from the fission neutron… …   Wikipedia

• Neutron moderator — Currently operating nuclear power reactors by moderator Moderator Reactors Design Country none (fast) 1 BN 600 Russia (1) graphite 29 AGR, Magnox, RBMK United Kingdom (18), Russia (11) heavy water 29 CANDU …   Wikipedia

• Molten salt reactor — scheme. A molten salt reactor (MSR) is a type of nuclear fission reactor in which the primary coolant, or even the fuel itself is a molten salt mixture. MSRs run at higher temperatures than water cooled reactors for higher thermodynamic… …   Wikipedia

• Nuclear reactor — Core of CROCUS, a small nuclear reactor used for research at the EPFL in Switzerland This article is a subarticle of Nuclear power. A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are… …   Wikipedia

• Breeder reactor — Assembly of the core of Experimental Breeder Reactor I in Idaho, 1951 A breeder reactor is a nuclear reactor that generates more fissile material in fuel than it consumes.[1] These reactors are considered appealing due to their superior fuel… …   Wikipedia

• Nuclear reactor technology — This article is a subarticle of Nuclear power .A nuclear reactor is a device in which nuclear chain reactions are initiated, controlled, and sustained at a steady rate, as opposed to a nuclear bomb, in which the chain reaction occurs in a… …   Wikipedia

• CANDU reactor — The CANDU reactor is a Canadian invented, pressurized heavy water reactor developed initially in the late 1950s and 1960s by a partnership between Atomic Energy of Canada Limited (AECL), the Hydro Electric Power Commission of Ontario (now known… …   Wikipedia

• Fast fission — is fission that occurs when a heavy atom absorbs a high energy neutron, called a fast neutron, and splits. Most fissionable materials need thermal neutrons, which move slower. Fast reactors vs. thermal reactorsFast neutron reactors use fast… …   Wikipedia

• Liquid metal cooled reactor — A Liquid metal cooled nuclear reactor, liquid metal fast reactor or LMFR is an advanced type of nuclear reactor where the primary coolant is a liquid metal. Liquid metal cooled reactors were first adapted for nuclear submarine use but have also… …   Wikipedia

• Subcritical reactor — A subcritical reactor is a nuclear fission reactor that produces fission without achieving criticality. Instead of a sustaining chain reaction, a subcritical reactor uses additional neutrons from an outside source. A reactor coupled to a particle …   Wikipedia

• Uranium-233 — Infobox isotope background = #fc6 text color = isotope name = Uranium 233 isotope filename = alternate names = mass number =233 symbol =U num neutrons = num protons = abundance = halflife = 160,000 years error halflife = decay product = Thorium… …   Wikipedia