nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them … Universalium
Boiling water reactor — A boiling water reactor (BWR) is a type of nuclear reactor developed by the General Electric in the mid 1950s.Fact|date=April 2008 The BWR is characterized by two phase fluid flow (water and steam) in the upper part of the reactor core. See… … Wikipedia
VVER — The VVER (From (Russian: Водо водяной энергетический реактор , transliterates as Vodo Vodyanoi Energetichesky Reactor , translates as Water Water Energetic Reactor , WWER. Water water stands for coolant and moderator.) is a series of pressurised… … Wikipedia
SL-1 — The SL 1, or Stationary Low Power Reactor Number One, was a United States Army experimental nuclear power reactor which underwent a steam explosion and meltdown in January 1961, killing its three operators. The direct cause was the improper… … Wikipedia
Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… … Wikipedia
CFM International CFM56 — CFM56 … Wikipedia
automation — /aw teuh may sheuhn/, n. 1. the technique, method, or system of operating or controlling a process by highly automatic means, as by electronic devices, reducing human intervention to a minimum. 2. a mechanical device, operated electronically,… … Universalium
List of Solar System probes — For a list of active probes only, see List of active Solar System probes. For a list of landers only, see Landings on other planets. This is a list of all space probes that have left Earth orbit (or were launched with that intention but failed),… … Wikipedia
Saturn V — Infobox rocket caption = The first Saturn V, AS 501, before the launch of Apollo 4 name = Saturn V function = Manned LEO and Lunar launch vehicle manufacturer = Boeing (S IC) North American (S II) Douglas (S IVB) country origin = United States… … Wikipedia
MESSENGER — This article is about the NASA space mission. For other uses, see Messenger. MESSENGER Artist s rendering of MESSENGER orbiting Mercury. Operator NASA / APL Major contractors APL … Wikipedia
Mars 96 — Model of the Mars 96 Orbiter Operator Russian Space Forces Mis … Wikipedia