Isotope
Isotope is the term used for an atom of an element that differs in atomic mass from other atoms of the same element. The word is derived from the Greek words iso, meaning the same, and topos, ...
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Isotope
Forms of an element that have the same number of protons but differ in their atomic weights are called isotopes of that element. The atomic number of an atom is equal to the number of protons ...
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Isotope
The discovery of radioactivity by Henri Becquerel in 1896 opened a new field of research for chemists. An immediate and obvious question had to do with the materials that produced the radioact...
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Isotope
Different forms of atoms of the same element. Atoms consist of a nucleus, containing positively-charged particles (protons) and neutral particles (neutrons), surrounded by negatively-charged p...
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OTTAWA(Reuters) - The Canadian Parliament
Wednesday overruled the country's nuclear watchdog and ordered
a reactor that makes crucial radioisotopes for cancer tests be
restarted immediately. The C...
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Measurements of the abundances of naturally occurring stable isotopes in pharmaceutical materials can be used to quantitatively characterize the sources of the products and the synthetic processes ...
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TORONTO (Reuters) - The Canadian government said in
a statement late Tuesday it had fired the country's top
nuclear watchdog, criticizing her for how she handled the
closure of a key reactor which...
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OTTAWA(Reuters) - The Canadian Parliament was set
to overrule the country's nuclear watchdog Wednesday and
order a reactor that makes crucial radioisotopes for cancer
tests be restarted immediatel...
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OTTAWA(Reuters) - Canadian Prime Minister Stephen
Harper lashed out at the country's nuclear regulator Tuesday
for refusing to allow the reopening of a reactor that makes
crucial radioisotopes for...
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OTTAWA/TORONTO (Reuters) - A halted Canadian
nuclear reactor that makes crucial radioisotopes for cancer
tests around the world could restart production within days,
much earlier than initially ex...
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The Canadian House of Commons passed emergency legislation late Tuesday night aimed at bypassing Canada's nuclear safety watchdog and putting a swift end to a critical shortage of medical isotopes....
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Thousands of cancer patients in Canada, the United States and other countries have had their medical tests postponed because of a problem with a Canadian nuclear reactor that produces medical isoto...
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MONTREAL (Reuters) - The Canadian government-owned
nuclear reactor at Chalk River, Ontario, was back in service
Sunday morning and expected to begin producing medical isotopes
within four days, At...
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Thousands of cancer patients in the U.S., Canada and other countries have had their medical tests postponed because of a problem with a Canadian nuclear reactor that produces medical isotopes used ...
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