Posted on 01/23/2014 9:50:30 AM PST by Ernest_at_the_Beach
A collaboration of researchers at the U.S department of energy (DOE)s Lawrence Berkeley national laboratory (Berkeley Lab) has discovered that sodium bismuthide can exist as a form of quantum matter called a three-dimensional topological Dirac semi-metal (3DTDS). This is the first experimental confirmation of 3D Dirac fermions in the interior or bulk of a material, a novel state that was only recently proposed by theorists.
(Excerpt) Read more at xbitlabs.com ...
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