ThCr2Ge2C is reported as a zero-field, ambient-pressure quantum critical metal whose magnetism is suppressed by competing J1 and J2 exchange interactions (J2/J1 about -0.5).
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Quantum Criticality by Interaction Frustration in a Square-Planar Lattice
ThCr2Ge2C is reported as a zero-field, ambient-pressure quantum critical metal whose magnetism is suppressed by competing J1 and J2 exchange interactions (J2/J1 about -0.5).