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Graphene is uniquely neither metallic nor semiconducting (see Fig. 1a,b).Graphene's bandgap, the defining characteristic of a semiconductor, vanishes at two special momentum points, called Dirac ...

To be presented in three installments, Part 1 focuses on the top news events from the front page of The Times for the months ...

You can use a stencil to put a design on the bottom of the bowl ... When you have layered the dry ingredients in the jar, seal it then tape the recipe to the jar and add a piece of ribbon tied into a ...