Contact: Kitta MacPherson
kittamac@princeton.edu
609-258-5729
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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