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...adioisotope, with a heating power of 250W and 1,480 [[Becquerel|TBq]] of [[radioactivity]] – equivalent to some {{convert|280|g}} of Sr-90.<ref name="IEA">[https:// ...

* [[Specific activity]], radioactivity in becquerels per unit mass ...

...ite]] the gases whose excimer line is selected for the conversion of the [[radioactivity]] into a surrounding [[photovoltaic]] layer such that a theoretical lightwe ...

...nium]] salts when he discovered a new phenomenon which came to be called [[radioactivity]].<ref>{{cite web|url=http://nobelprize.org/nobel_prizes/physics/laureates/ ...], earlier), and a number of [[patent medicine]]s and treatments involving radioactivity were put forward. ...

:'''[[Radioactivity]]''' ...

...gle.com/books?id=RqEhyic9VJMC&pg=PA134| pages = 134 |title = Environmental Radioactivity: From Natural, Industrial, and Military Sources |isbn = 9780122351549 |last ...ts]]. This complex mixture of radionuclides with different chemistries and radioactivity makes handling [[nuclear waste]] and dealing with [[nuclear fallout]] parti ...

...hemical compounds that are trapped in the ice: gases, acids, heavy metals, radioactivity, and water isotopes form the memory of the climates and environments of the ...

*[[Radioactivity]] ...

|[[Activity (radioactivity)|(Radioactive) Activity]] ...

===Radioactivity and nuclear energy=== It was quickly noted after the discovery of [[radioactivity]] in 1897 that the total energy due to radioactive processes is about one ' ...

...web|url=http://www.davistownmuseum.org/cbm/Rad8f.html|title=Anthropogenic Radioactivity: Major Plume Source Points – RADNET: Section 11|author=|date=|website=www.d ...

*[[Radon]], despite being a noble gas, is dangerously [[radioactivity|radioactive]] and its most stable isotope has a [[half-life]] of less than ...

...AAAMBAJ&dq=1954+Popular+Mechanics+January&pg=PA87 "Atomic Battery Converts Radioactivity Directly Into Electricity"]. ''Popular Mechanics'', April 1954, p. 87.</ref ...

...s to convert the [[Decay heat|heat released by the decay]] of a suitable [[radioactivity|radioactive]] material into [[electricity]] by the [[Seebeck effect]]. This ...lutonium-239. Since the morbidity of the two isotopes in terms of absorbed radioactivity is almost exactly the same,<ref name="Ref_m">[http://www.ead.anl.gov/pub/do ...

...rie]] – Polish physicist and chemist famous for her pioneering research on radioactivity ...

...fuel, though low in volume, is [[high-level radioactive waste]]. While its radioactivity decreases exponentially it must be isolated from the biosphere for hundreds ...n occurred in 1938 following over four decades of work on the science of [[radioactivity]] and the elaboration of new [[nuclear physics]] that described the compone ...

...bond]] between tungsten atoms &mdash; the highest known bond order among [[radioactivity|stable]] atoms.<ref>{{Cite journal|last1=Borin|first1=Antonio Carlos|last2= ...an alternative to [[depleted uranium]], in applications where uranium's [[radioactivity]] is problematic even in depleted form, or where uranium's additional [[pyr ...

...ponents]] contend that nuclear power poses many threats to [[Environmental radioactivity|people and the environment]].<ref>{{cite book|author=[[Spencer R. Weart]]|u ...econd worst [[nuclear incident]], that displaced 50,000 households after [[radioactivity|radioactive material]] leaked into the air, soil and sea,<ref>{{cite news | ...

...f>{{cite book |last=Mould |first=Richard F. |title=A century of X-rays and radioactivity in medicine: with emphasis on photographic records of the early years |date ...

...tion is [[beta decay]] (of neutrons in atomic nuclei) and the associated [[radioactivity]].<ref name=Cutnell/>{{rp|951}} This is a type of charged-current interacti ...