Non-symmorphic symmetry produces topological band structure and highly efficient charge-spin conversion (IMAGE)

Science China Press

Non-symmorphic symmetry produces topological band structure and highly efficient charge-spin conversion

Caption

a, Schematic of nonsymmorphic crystalline symmetry in SrIrO3. b, Schematic of bulk topological Dirac band and spin-momentum-locked surface state for charge-spin conversion. c, Comparison of SOT efficiencies between hexagonal SrIrO3 and other materials highlight its superior performance. d, Comparison of switching current density and power across varied materials, showcasing the ultra-low power consumption in devices based on hexagonal SrIrO3.

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