[DOC] [TLE] What is Uranium? How Does it Work - World Nuclear Association [PAR] Meanwhile, like all radioactive isotopes, they decay. ... Whereas the U-235 
nucleus is 'fissile', that of U-238 is said to be 'fertile'. ... reactions occur frequently, 
and in fact about one third of the fuel's energy yield comes from "burning" Pu-239. [DOC] [TLE] Uranium-235 - Wikipedia [PAR] Uranium-235 (235U) is an isotope of uranium making up about 0.72% of natural 
uranium. Unlike the predominant isotope uranium-238, it is fissile, i.e., it can 
sustain a ... Its (fission) nuclear cross section for slow thermal neutrons is about 
584.994 barns. For fast neutrons it is on the order of 1 barn. Most but not all 
neutron... [DOC] [TLE] 2 . What is the difference between uranium-235 and uranium-238 [PAR] Feb 8, 2013 ... Natural uranium contains 3 radioactive isotopes U-234 ,U-235,U-238 : 1. ... a gu-
nuclide like 235U is the transformation to a gg nucleus and the... [DOC] [TLE] uranium-235 | chemical isotope | Britannica.com [PAR] A closed loop nuclear fuel cycle, showing the reprocessing of uranium-235 ... 
uranium-235 was the one undergoing fission; the other isotope, uranium-238, .... 
in schools or school-like environments as opposed to various nonformal and... [DOC] [TLE] Uranium: Its Uses and Hazards - Institute for Energy and ... [PAR] Natural uranium consists of three isotopes: uranium-238, uranium-235, and ... by 
emission of gamma radiation, which is electromagnetic radiation, like X-rays. .... 
both the uranium conversion and uranium enrichment processes comes from the
... [DOC] [TLE] Radioactivity : Uranium 238 and 235 [PAR] All isotopes of uranium are unstable and radioactive, but uranium 238 and 
uranium ... The half-life of uranium 238 is of 4.5 billion years, while uranium 235 
has a ... similar to those of actinium, the 89th element in Mendeleyev's periodic 
table. [DOC] [TLE] It's Elemental - The Element Uranium [PAR] Although all three isotopes are radioactive, only uranium-235 is a fissionable ... 
To produce plutonium-239, atoms of uranium-238 are exposed to neutrons. [DOC] [TLE] Facts About Uranium - Live Science [PAR] Jul 9, 2015 ... Uranium is a naturally radioactive element. ... This radioactive metal is unique in 
that one of its isotopes, uranium-235, is the only ... of them all at 245,500 years, 
but it occurs only indirectly from the decay of U-238. ... In a fission bomb like the 
one that destroyed Hiroshima, the reaction goes supercritical. [DOC] [TLE] Uranium 238, 235 Or 234, Decay Chain And Negative Effect On ... [PAR] Oct 22, 2013 ... Just like radon, radiation from uranium ore can increase your risk of all ... 
because over 1,946 elements, isotopes and actinides come out of a... [DOC] [TLE] Nuclear Fission - HyperPhysics [PAR] If a massive nucleus like uranium-235 breaks apart (fissions), then there will be a 
net ... in mass comes off in the form of energy according to the Einstein equation. 
... Other fissionable isotopes which can be induced to fission by slow neutrons 
are ... is composed of 0.72% U-235 (the fissionable isotope), 99.27% U-238, and 
a... [DOC] [TLE] Isotopes and Radioactivity Tutorial [PAR] Radioactive isotopes (also called radioisotopes) have unstable nuclei. ... never 
come a time when all of the parent population has decayed to daughters. ... U-
235 (with a half-life of 7.0 x 108 y), and U-238 (with a half-life of 4.5 x 109 y). .... 
For the most penetrating radiation (like X-rays, gamma rays or beta rays) 1 Sv = 1 
Gy. [DOC] [TLE] CDC Radiation Emergencies | Radioisotope Brief: Uranium-235 (U ... [PAR] Jul 7, 2015 ... Isotopes. collapse. Americium-241 (Am-241)  Cesium-137 (Cs-137). expand ... 
Where does it come from? U-235 and U-238 occur naturally in nearly all rock, soil
, and water. U-238 is the most ... What does it look like? When it... [DOC] [TLE] What are the differences between uranium 235 and 238? - Quora [PAR] The most salient difference is

Question: It comes in radioactive isotopes like 235 & 238
Answer: uranium