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A radioactive tracer, or radioactive label, is a chemical compound in which one or more atoms ... A radioactive tracer can also be used to track the distribution of a substance within ... George de Hevesy won the 1943 Nobel Prize for Chemistry " for his work on the use of isotopes as tracers in the study of chemical processes".


Radioactive tracers are substances that contain a radioactive atom to allow ... molecule is that the tracer molecule continually gives off radiation that can be ...


Nuclear medicine is a medical specialty that uses radioactive tracers ... that interact with a specific protein or sugar in the body and can even employ the patient's own cells. ... Click here to watch a short video about how PET scans work.

Feb 10, 2013 ... Radioactive tracers in medicine .... How Does a PET Scan Work? ... A level Medical physics - Nuclear medicine and tracers part 1 - Duration: ...


Tracers can be reduced to a marker itself : this is the case of krypton 81m or ... for its ability to follow a metabolism or provide information about the working of a ...


The useful radiation from such isotopes is usually gamma rays, which can be detected outside ... Is there any way to change the half-life of a radioactive tracer?


When working near a source storage facility. þ þ þ ... Radioactive material can enter the body by inhalation, ... Radioactive tracers are substances labelled with a.


Oct 20, 2009 ... Radioactive isotopes have many useful applications in a wide variety of situations, for example, they can be used within a plant or animal to ...


Radioactive tracers can be used to see how well organs in your body are working or to find areas of disease. e.g. radioisotopes of iodine or technetium.