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{{Short description|Atoms of different elements with the same number of nucleons}} ...y stable nuclides shown in black; disconnected 'islands' are a consequence of the [[Mattauch isobar rule]].]] ...

...>Tc-MDP mouse scan acquired with a stationary SPECT system: animated image of rotating maximum intensity projections.]] ...463.</ref> ) and, at the same time, allows to perform fast dynamic imaging of animals (less than 15s time frames<ref name = "Vaissier et al">Vaissier PEB ...

{{Short description|Method of geochemical research}} ...h's history of formation and [[Planetary differentiation|differentiation]] of the solid Earth into layers. ...

...Various methods are employed to purify and identify the [[radioelement]] of interest through chemical methods and sample measurement techniques. ...active tracer|tracers]], and measure radionuclides in many different types of samples.<ref>Krane, K.S. ''Introductory Nuclear Physics'', 1988, John Wiley ...

...nanoscale maps of elemental or isotopic distribution, parallel acquisition of up to seven masses, [[isotope|isotopic identification]], high mass resoluti [[File:NanoSIMS50 instrument diagram.png|thumb|Simplified diagram of a NanoSims50 instrument.]] ...

{{Short description|Use of particulate air monitors to assess radioactivity}} ...to [[Radiation monitoring|monitor]] people in their homes for the presence of manmade radioactivity. These monitors can be used to trigger alarms, indica ...

.... Hahn was awarded the 1944 [[Nobel Prize in Chemistry]] for the discovery of nuclear fission. ...and Frisch observed this. By analogy with the [[fission (biology)|division of biological cells]], he named the process "fission". ...

{{Short description|Spectroscopic technique based on change of nuclear spin state}} ...ld not be confused with solid state NMR, which aims at removing the effect of the same couplings by [[Magic Angle Spinning]] techniques. ...

...anced Test Reactor.jpg|thumb|right|Cherenkov radiation glowing in the core of the [[Advanced Test Reactor]] at [[Idaho National Laboratory]]]] ...ow of an underwater [[nuclear reactor]]. Its cause is similar to the cause of a [[sonic boom]], the sharp sound heard when faster-than-sound movement occ ...

...ribed by William James Morton (1845–1920) in: ''The X-ray; Or, Photography of the Invisible and Its Value in Surgery'' (English; German: ''Röntgenstrahle ...g organisms. As a result, the study of radiation damage also became a part of this history. ...

{{Short description|Loosely defined subset of elements that exhibit metallic properties}} {{Cite check|date=August 2024|reason=Checking of some of the sources indicated that many were incorrect, so everything needs to be c ...