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Stories about: hafnium

New Laser Method Can Find Supernova Isotope Scientists who are currently investigating if a supernova exploded inside our solar system at one point in its existence need only to find traces of a certain isotope of hafnium in order to prove their claims are genuine. These isotopes only occur after massive supernova explosions, although hafnium is fairly easy to... 13 August 2009 10:51 GMT Isomer Explosives, not Different from Nuclear Ones Nuclear weapons generate high explosive energies by either fusing or splitting certain chemical elements. A new type of nuclear explosive developed by the US Department of Defense, on the other hand, uses nuclear reactions in order to determine gamma-ray emissions carrying energies about one thousand times larger tha... 14 April 2008 05:58 GMT