News tagged with insulation

A new concept for a unidirectional waveguide

In the past decade, a new type of material has attracted raising attraction: the so-called topological insulator. This class of materials exhibits a very peculiar property: they behave like insulators in the interior, but ...

dateNov 07, 2017 in General Physics
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Reality check for topological insulators

Topological insulators, a class of materials which has been investigated for just over a decade, have been heralded as a new 'wonder material", as has graphene. But so far, topological insulators have not quite lived up to ...

dateJul 27, 2017 in General Physics
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