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cond-mat.supr-con2025
Spatially Inhomogeneous Triplet Pairing Order and Josephson Diode Effect Induced by Frustrated Spin Textures
Grayson R. Frazier, Yi Li
We show that frustrated spin textures can generate anisotropic Josephson couplings between vectors that can stabilize spatially varying pairing orders in spin triplet supercond…
cond-mat.supr-con2025
Spontaneous flux trapping in granular rings of unconventional superconductors
Junyi Zhang, Yi Li
We study Josephson couplings in unconventional superconductors and generalize the Sigrist-Rice formula by incorporating symmetry constraints and interface orientation disorder. App…
cond-mat.supr-con2025
Anisotropic Josephson coupling of vectors in triplet superconductors arising from frustrated spin textures
Grayson R. Frazier, Junyi Zhang, Yi Li
We demonstrate that coupling itinerant electrons to a noncollinear classical exchange field can induce anisotropic Josephson coupling between superconducting vectors, analogous…