An external magnetic field induces momentum-selective symmetry breaking in CsV3Sb5's electronic structure, consistent with piezomagnetism originating from vanadium Van Hove singularities at the charge density wave onset.
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Inelastic x-ray scattering shows soft phonons at the L-point drive the CDW in KV3Sb5 via momentum-dependent EPC, with anisotropy opposing that of electronic susceptibility.
CsCr3Sb5's 4x1 CDW state features antiferromagnetic Cr dimers whose fluctuations may mediate superconductivity.
citing papers explorer
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Magnetic field-induced momentum-dependent symmetry breaking in a kagome superconductor
An external magnetic field induces momentum-selective symmetry breaking in CsV3Sb5's electronic structure, consistent with piezomagnetism originating from vanadium Van Hove singularities at the charge density wave onset.
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Soft Phonon Charge-Density Wave Formation in the Kagome Metal KV$_3$Sb$_5$
Inelastic x-ray scattering shows soft phonons at the L-point drive the CDW in KV3Sb5 via momentum-dependent EPC, with anisotropy opposing that of electronic susceptibility.
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Antiferromagnetic Dimers in the Parent Phase of a Correlated Kagome Superconductor
CsCr3Sb5's 4x1 CDW state features antiferromagnetic Cr dimers whose fluctuations may mediate superconductivity.