News tagged with periodic structure

Determining the quantum geometry of a crystal

Geometrical phases occur in many places in nature. One of the simplest examples is the Foucault pendulum: a tall pendulum free to swing in any vertical plane. Due to the earth rotation, the actual plane of swing rotates relative ...

dateNov 07, 2013 in Quantum Physics
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Research shows potential for quasicrystals

(Phys.org) —Ever since their discovery in 1984, the burgeoning area of research looking at quasiperiodic structures has revealed astonishing opportunities in a number of areas of fundamental and applied research, including ...

dateMar 20, 2013 in Optics & Photonics
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