One hypothesis is that the atomic structure of bismuth constrains electron movement in a way that mimics the behavior of topological materials, recently discovered exotic substances whose surfaces ...

The discovery announced in Science by Harmer's group sheds light on the atomic structures that form ... general grain boundaries of a nickel-bismuth (Ni-Bi) polycrystalline alloy.

The discovery announced in Science by Harmer's group sheds light on the atomic structures that form ... general grain boundaries of a nickel-bismuth (Ni-Bi) polycrystalline alloy.