Spin–orbitronics

A new moment for Berry

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The standard description of spin–orbit torques neglects geometric phase effects. But recent experiments suggest that the Berry curvature gives rise to an anti-damping torque in systems with broken inversion symmetry.

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Figure 1: Illustration of a Berry phase.
Figure 2: Schematics of the effects induced by spin–orbit coupling.

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Correspondence to Aurelien Manchon.

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Manchon, A. A new moment for Berry. Nature Phys 10, 340–341 (2014). https://doi.org/10.1038/nphys2957

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