Discovery of Magnetic Phase Transitions in Heavy-Fermion Superconductor
We report on the specific heat studies performed on a new generation of CeRh 2 As 2 single
crystals. Superior quality of the samples and dedicated experimental protocol allowed us to …
crystals. Superior quality of the samples and dedicated experimental protocol allowed us to …
Coexistence of near- Flat Band and Van Hove Singularity in a Two-Phase Superconductor
Quantum many-body systems, particularly, the ones with large near-EF density states, are
well known for exhibiting rich phase diagrams as a result of enhanced electron correlations …
well known for exhibiting rich phase diagrams as a result of enhanced electron correlations …
Effects of nucleation at a first-order transition between two superconducting phases: Application to
Recent experiments observed a phase transition within the superconducting regime of the
heavy-fermion system CeRh 2 As 2 when subjected to ac-axis magnetic field. This phase …
heavy-fermion system CeRh 2 As 2 when subjected to ac-axis magnetic field. This phase …
Pressure-Tuned Quantum Criticality in the Locally Noncentrosymmetric Superconductor
The unconventional superconductor CeRh 2 As 2 (critical temperature T c≈ 0.4 K) displays
an exceptionally rare magnetic-field-induced transition between two distinct …
an exceptionally rare magnetic-field-induced transition between two distinct …
Phase evolution of Ce-based heavy-fermion superconductors under compression: A combined first-principles and effective-model study
HT Ma, PF Tian, DL Guo, X Ming, XJ Zheng, Y Liu, H Li - Physical Review B, 2024 - APS
In many Ce-based superconductors, superconducting (SC) phases emerge or can be tuned
in proximity to the antiferromagnetic (AFM) quantum critical point (QCP), but so far the …
in proximity to the antiferromagnetic (AFM) quantum critical point (QCP), but so far the …
Field-induced superconductivity mediated by odd-parity multipole fluctuation
Field-induced superconductivity has long presented a counterintuitive phenomenon and a
pivotal challenge in condensed matter physics. In this paper, we introduce a mechanism for …
pivotal challenge in condensed matter physics. In this paper, we introduce a mechanism for …
Quasi-two-dimensional Antiferromagnetic Spin Fluctuations in the Spin-triplet Superconductor Candidate CeRhAs
The tetragonal heavy-fermion superconductor CeRh $ _2 $ As $ _2 $($ T_ {\rm c}= 0.3$ K)
exhibits an exceptionally high critical field of 14 T for $\textbf {B}\parallel\textbf {c} $. It …
exhibits an exceptionally high critical field of 14 T for $\textbf {B}\parallel\textbf {c} $. It …
Exposing the odd-parity superconductivity in CeRhAs with hydrostatic pressure
Odd-parity superconductivity is a rare and sought-for state of matter with a potential for
applications in topological quantum computing. Crystals with staggered locally non …
applications in topological quantum computing. Crystals with staggered locally non …
Superconducting meron phase in locally noncentrosymmetric superconductors
A Minamide, Y Yanase - arxiv preprint arxiv:2405.13507, 2024 - arxiv.org
Theory of the superconducting parity transition is extended by incorporating the vortex
degree of freedom. We employ the bilayer Rashba model representing locally …
degree of freedom. We employ the bilayer Rashba model representing locally …
Strong superconducting pairing strength and pseudogap features in a putative multiphase heavy-fermion superconductor CeRh2As2 by soft point-contact …
Q Dong, T Shi, P Yang, X Liu, X Shi, L Wang… - arxiv preprint arxiv …, 2025 - arxiv.org
CeRh2As2 is a newly discovered candidate of multiphase heavy-fermion superconductor
(Tc= 0.3 K) with intriguing physical properties. Here, we employ soft point-contact …
(Tc= 0.3 K) with intriguing physical properties. Here, we employ soft point-contact …