nuclear shell
21Shell (projectile) — This article is about the artillery projectile. For the small arms ammunition, see Shotgun shell. Some sectioned shells from the First World War. From left to right: 90 mm fragmentation shell, 120 mm pig iron incendiary shell, 77/14 model 75 mm… …
22Nuclear fuel — Process …
23shell nuclear model — ▪ physics description of nuclei of atoms by analogy with the Bohr atomic model of electron energy levels. It was developed independently in the late 1940s by the American physicist Maria Goeppert Mayer (Mayer, Maria Goeppert) and the German …
24nuclear model — ▪ physics any of several theoretical descriptions of the structure and function of atomic nuclei (the positively charged, dense cores of atoms). Each of the models is based on a plausible analogy that correlates a large amount of… …
25Nuclear weapons and the United States — United States Nuclear program start date 21 October 1939 First nuclear weapon test 16 July 1945 …
26Nuclear power in the United Kingdom — United Kingdom energy related articles Government energy policy Energy use and conservation Nuclear power Solar power Wind power Energy efficiency in …
27nuclear strategy — ▪ military Introduction the formation of tenets and strategies for producing and using nuclear weapons. Nuclear strategy is no different from any other form of strategy in that it involves relating military means to political ends. In this …
28Nuclear reaction — In nuclear physics and nuclear chemistry, a nuclear reaction is semantically considered to be the process in which two nuclei, or else a nucleus of an atom and a subatomic particle (such as a proton, or high energy electron) from outside the atom …
29Nuclear Decommissioning Authority — The Nuclear Decommissioning Authority (NDA) is a non departmental public body of the United Kingdom formed by the Energy Act 2004. It came into existence in late 2004, and took on its main functions on 1 April 2005. Its purpose is to deliver the… …
30Shell and tube heat exchanger — A shell and tube heat exchanger is a class of heat exchanger designs. [ cite book|author=Sadik Kakaç and Hongtan Liu|title=Heat Exchangers: Selection, Rating and Thermal Design|edition=2nd Edition|publisher=CRC Press|year=2002|id=ISBN 0849309026] …
