Quantum Hall Insulator (IMAGE)

Princeton University

Quantum Hall Insulator

Caption

These images collected by Princeton University scientists show (top) the first direct image of the dancing pattern of electrons on the edge of the bismuth-antimony bulk crystal, which is a quantum Hall insulator; (center) a schematic and another image showing the electron distribution in three dimensions; and (bottom) a schematic and an image conveying the distribution of edge-electrons in two dimensions.

Credit

Zahid Hasan

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