Néel proximity effect at antiferromagnet/superconductor interfaces
Spin splitting induced in a conventional superconductor weakens superconductivity by
destroying spin-singlet and creating spin-triplet Cooper pairs. We demonstrate theoretically …
destroying spin-singlet and creating spin-triplet Cooper pairs. We demonstrate theoretically …
Shear sound of two-dimensional Fermi liquids
JY Khoo, IS Villadiego - Physical Review B, 2019 - APS
We study the appearance of a sharp collective mode which features transverse current
fluctuations within the bosonization approach to interacting two-dimensional Fermi liquids …
fluctuations within the bosonization approach to interacting two-dimensional Fermi liquids …
Quasiclassical theory for antiferromagnetic metals
Unlike ferromagnetism, antiferromagnetism cannot readily be included in the quasiclassical
Keldysh theory because of the rapid spatial variation in the directions of of the magnetic …
Keldysh theory because of the rapid spatial variation in the directions of of the magnetic …
Transport anomalies in multiband superconductors near the quantum critical point
M Dzero, M Khodas, A Levchenko - Physical Review B, 2023 - APS
We study the effects of quantum fluctuations on the transport properties of multiband
superconductors near a pair-breaking quantum critical point. For this purpose, we consider a …
superconductors near a pair-breaking quantum critical point. For this purpose, we consider a …
Quantum phase transition inside the superconducting dome of Ba (Fe1− xCox) 2As2 from diamond-based optical magnetometry
Unconventional superconductivity often emerges in close proximity to a magnetic instability.
Upon suppressing the magnetic transition down to zero temperature by tuning the carrier …
Upon suppressing the magnetic transition down to zero temperature by tuning the carrier …
Thermodynamic signatures of an antiferromagnetic quantum critical point inside a superconducting dome
Recent experiments in unconventional superconductors, and in particular iron-based
materials, have reported evidence of an antiferromagnetic quantum critical point (AFM-QCP) …
materials, have reported evidence of an antiferromagnetic quantum critical point (AFM-QCP) …
Anomalous thermodynamic properties of quantum critical superconductors
M Khodas, M Dzero, A Levchenko - Physical Review B, 2020 - APS
Recent high-precision measurements employing different experimental techniques have
unveiled an anomalous peak in the do** dependence of the London penetration depth …
unveiled an anomalous peak in the do** dependence of the London penetration depth …
Thermodynamic properties of nodal superconductors close to a magnetic quantum critical point
In this work we study thermodynamic manifestations of the quantum criticality in multiband
unconventional superconductors. As a guiding example we consider the scenario of …
unconventional superconductors. As a guiding example we consider the scenario of …
Spatially inhomogeneous magnetic superconductors
M Dzero, A Levchenko - Physical Review B, 2021 - APS
We consider a problem of superconductivity coexistence with the spin-density-wave order in
disordered multiband metals. It is assumed that random variations of the disorder potential …
disordered multiband metals. It is assumed that random variations of the disorder potential …
Quantum criticality in
Motivated by the possibility of observing the coexistence between magnetism and
unconventional superconductivity in heavy-fermion Ce 1− x Sm x Co In 5 alloys, we studied …
unconventional superconductivity in heavy-fermion Ce 1− x Sm x Co In 5 alloys, we studied …