Unconventional superconductivity in topological Kramers nodal-line semimetals

T Shang, J Zhao, LH Hu, J Ma, DJ Gawryluk, X Zhu… - Science …, 2022 - science.org
Crystalline symmetry is a defining factor of the electronic band topology in solids, where
many-body interactions often induce a spontaneous breaking of symmetry. Superconductors …

Superconductivity in correlated multiorbital systems with spin-orbit coupling: Coexistence of even- and odd-frequency pairing, and the case of

O Gingras, N Allaglo, R Nourafkan, M Côté… - Physical Review B, 2022 - APS
The superconducting order parameter of strontium ruthenate is the center of a lasting puzzle
calling for theoretical studies that include the seldom-considered effects of spin-orbit …

and the elastocaloric effect of under uniaxial stress: No indications of transition splitting

F Jerzembeck, YS Li, G Palle, Z Hu, M Biderang… - Physical Review B, 2024 - APS
There is considerable evidence that the superconductivity of Sr 2 RuO 4 has two
components. Among this evidence is a jump in the shear elastic modulus c 66 at the critical …

A review of some new perspectives on the theory of superconducting Sr2RuO4

W Huang - Chinese Physics B, 2021 - iopscience.iop.org
The nature of the Cooper pairing in the paradigmatic unconventional superconductor Sr 2
RuO 4 is an outstanding puzzle in condensed matter physics. Despite the tremendous efforts …

Higher angular momentum pairing states in in the presence of longer-range interactions

X Wang, Z Wang, C Kallin - Physical Review B, 2022 - APS
The superconducting symmetry of Sr 2 Ru O 4 remains a puzzle. Time-reversal symmetry
breaking dx 2− y 2+ igxy (x 2− y 2) pairing has been proposed for reconciling multiple key …

Quantum-Geometry-Induced Anomalous Hall Effect in Nonunitary Superconductors and Application to

JL Zhang, W Chen, HT Liu, Y Li, Z Wang, W Huang - Physical Review Letters, 2024 - APS
The polar Kerr effect and the closely related anomalous charge Hall effect are among the
most distinguishing signatures of the superconducting state in Sr 2 RuO 4, as well as in …

Impact of random impurities on the anomalous Hall effect in chiral superconductors

HT Liu, W Chen, W Huang - Physical Review B, 2023 - APS
The anomalous Hall effect and the closely related polar Kerr effect are among the most
direct evidence of chiral Cooper pairing in some superconductors. While it has been known …

Multipole-fluctuation pairing mechanism of superconductivity in

Y Sheng, Y Li, Y Yang - Physical Review B, 2022 - APS
Despite many experimental and theoretical efforts, the pairing symmetry of superconductivity
in Sr 2 RuO 4 remains undecided. The accidentally degenerate dx 2− y 2+ ig is consistent …

Examining the possibility of chiral superconductivity in and other compounds via applied supercurrent

HT Liu, W Chen, JX Yin, C Liu, W Huang - Physical Review B, 2024 - APS
One approach to probe the still controversial superconductivity in Sr 2 RuO 4 is to apply
external perturbations that break the underlying tetragonal crystalline symmetry. Chiral px+ …

Diagnosing the possible chiral superconductivity in SrRuO and beyond using supercurrent

HT Liu, W Chen, JX Yin, C Liu, W Huang - arxiv preprint arxiv:2308.14170, 2023 - arxiv.org
One approach to probe the still controversial superconductivity in Sr $ _2 $ RuO $ _4 $ is to
apply external perturbations that break the underlying tetragonal crystalline symmetry. Chiral …