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For quantum hall effect the interior of the material does not carry a current. The electron have full circular motion and has net contribut... -
What happen if we close the gal of a 3D topological insulator (TI)? Then both bulk and surafce behave as a metal !! Ok. there is som... -
If we stack quantum hall insulator on upon other then we will get current only in the edge but this does not give rise a edge current on to...
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