Unconventional Superconductivity Mediated by Nematic Fluctuations in a Multi-Orbital System -- Application to doped FeSeWe analyze superconductivity in a multi-orbital fermionic system near the onset of a nematic order, using doped FeSe as an example. We associate nematicity with a spontaneous polarization between…Kazi Ranjibul Islam, Andrey Chubukov·Dec 9, 2024SaveLearn
Towards novel tunability schemes for hybrid ferromagnetic transmon qubitsFlux tuning of qubit frequencies in superconducting quantum processors is fundamental for implementing single and multi-qubit gates in quantum algorithms. Typical architectures involve the use of DC…Halima Giovanna Ahmad, Raffaella Ferraiuolo, Giuseppe Serpico et al.·Dec 9, 2024SaveLearn
The role of superconducting fitness in pairing from fluctuating orderIn many unconventional superconductors the pairing interaction is believed to be mediated by a fluctuating order. Although this is typically taken to be magnetic in origin, the role of other…Yufei Zhu, P. M. R. Brydon·Dec 9, 2024SaveLearn
Superconductivity-enhanced magnetic field noiseWe consider the stray magnetic field noise outside a two-dimensional superconductor. Our considerations are motivated by recent experiments, which observed an enhancement in the magnetic field noise…Shane P. Kelly, Yaroslav Tserkovnyak·Dec 6, 2024SaveLearn
Universal approach to light driven "superconductivity" via preformed pairsWhile there are many different mechanisms which have been proposed to understand the physics behind light induced ``superconductivity", what seems to be common to the class of materials in which…Ke Wang, Zhiqiang Wang, Qijin Chen et al.·Dec 6, 2024SaveLearn
Two-photon coupling via Josephson element I: Breaking the symmetry with magnetic fieldsWe consider a coupling element based on a symmetric superconducting quantum interference device (SQUID) and show that it mediates a two-photon interaction. This and other inductive interactions due…E. V. Stolyarov, V. L. Andriichuk, Andrii M. Sokolov·Dec 6, 2024SaveLearn
Inhomogeneous reduction-annealing effects on the electron-doped cuprate superconductor revealed by micro-focused angle-resolved photoemission spectroscopyThe development of the protect-annealing method has extended the superconductivity of the electron-doped cuprate Pr1.3-xLa0.7CexCuO4 (PLCCO) into lower Ce concentrations, while…M. Miyamoto, M. Horio, K. Moriya et al.·Dec 6, 2024SaveLearn
Bulk and surface Dirac states accompanied by two superconducting domes in FeSe-based superconductorsRecent investigations of FeSe-based superconductors have revealed the presence of two superconducting domes, and suggest possible distinct pairing mechanisms. Two superconducting domes are commonly…Qiang Hou, Wei Wei, Xin Zhou et al.·Dec 6, 2024SaveLearn
Intrinsic pinning of FeSe1-xSx single crystals probed by torque magnetometryIntrinsic pinning is caused by natural pinning centers that occur because of the modulation of the order parameter or weak superconducting layers. Early work has shown that intrinsic pinning…Nan Zhou, Yue Sun, Q. Hou et al.·Dec 6, 2024SaveLearn
Multiple magnetic orders discovered in the superconducting state of EuFe2(As1-xPx)2The interplay between superconductivity and magnetism is an important subject in condensed matter physics. EuFe2As2-based iron pnictides could offer an interesting plateau to study their…Nan Zhou, Yue Sun, Ivan S. Veshchunov et al.·Dec 6, 2024SaveLearn
Dome-Shaped Superconducting Phase Diagram Linked to Charge Order in LaRu3Si2The interplay between superconductivity and charge order is a central focus in condensed matter research, with kagome lattice systems offering unique insights. The kagome superconductor…KeYuan Ma, I. Plokhikh, J. N. Graham et al.·Dec 6, 2024SaveLearn
Multi-quanta Abrikosov vortices as the micro spin batteriesThe aim of our paper is to study the multi-quanta Abrikosov vortices injected into a superconductor layer by the twisted light impulses. We predict that the condensate circulating around the core of…Zygmunt Bak·Dec 6, 2024SaveLearn
Inverse Superconductor-Insulator Transition in Weakly Monitored Josephson Junction ArraysControl and manipulation of quantum states by measurements and bath engineering in open quantum systems have emerged as new paradigms in many-body physics. Here, taking a prototypical example of…Purnendu Das, Sumilan Banerjee·Dec 5, 2024SaveLearn
Electronic structure of Ruddlesden-Popper nickelates: strain to mimic the effects pressureSignatures of superconductivity under pressure have recently been reported in the bilayer La3Ni2O7 and trilayer La4Ni3O10 Ruddlesden-Popper (RP) nickelates with general chemical…Yi-Feng Zhao, Antia S. Botana·Dec 5, 2024SaveLearn
Magnetically-controlled Vortex Dynamics in a Ferromagnetic SuperconductorFerromagnetic superconductors are exceptionally rare because the strong ferromagnetic exchange field usually destroys singlet superconductivity. EuFe2(As1-xPx)2, an iron-based…Joseph Alec Wilcox, Lukas Schneider, Estefani Marchiori et al.·Dec 5, 2024SaveLearn
Transport Signatures of Radial Rashba Spin-Orbit Coupling at Ferromagnet/Superconductor InterfacesSpin-orbit coupling (SOC) emerging at the interfaces of superconducting magnetic tunnel junctions is at the heart of multiple unprecedented physical phenomena, covering triplet proximity effects…Andreas Costa, Jaroslav Fabian·Dec 5, 2024SaveLearn
In-situ Investigation of the Phase Formation and Superconductivity in V3Si Thin Films at High TemperaturesVanadium silicide (V3Si) is a promising superconductor for integration with silicon-based electronics, however the interfacial growth kinetics have a strong influence on the resulting…Manjith Bose, David L. Cortie, Sergey Rubanov et al.·Dec 5, 2024SaveLearn
Evolution of Critical Current Density in CaKFe4As4 with La-dopingSingle crystals of (Ca1-xLax)KFe4As4 (0 <= x <=0.16) have been grown by using the self-flux method, and the evolution of physical properties including the critical current density (Jc)…Yangsong Chen, Chunlei Wang, Yuhang Zu et al.·Dec 5, 2024SaveLearn
Kibble-Zurek Dynamics & Statistics of Topological Defects in Chiral Superfluid 3He FilmsIn equilibrium, confined films of superfluid 3He-A have the chiral axis, , locked normal to the surface of the film. There are two degenerate ground states \;||z.…Noble Gluscevich, J. A. Sauls·Dec 4, 2024SaveLearn
Strange metal from spin fluctuations in a cuprate superconductorStrange metals challenge our understanding of charge transport in metals. Here, we investigate how the strange metal phase of La2-xSrxCuO4 is impacted by a field-induced glassy…D. J. Campbell, M. Frachet, V. Oliviero et al.·Dec 4, 2024SaveLearn
Non-BCS behavior of the pairing susceptibility near the onset of superconductivity in a quantum-critical metalWe analyze the dynamical pairing susceptibility χpp (ωm) at T=0 in a quantum-critical metal, where superconductivity emerges out of a non-Fermi liquid ground state once the pairing…Artem Abanov, Shang-Shun Zhang, Andrey Chubukov·Dec 4, 2024SaveLearn
Magnetic impurities in a strongly coupled superconductorWe revisit certain aspects of a problem concerning the influence of carrier scattering induced by magnetic impurities in metals on their superconducting properties. Superconductivity is assumed to be…Samuel Awelewa, Maxim Dzero·Dec 4, 2024SaveLearn
Gapped commensurate antiferromagnetic response in a strongly underdoped model cuprate superconductorIt is a distinct possibility that spin fluctuations are the pairing interactions in a wide range of unconventional superconductors. In the case of the high-transition-temperature (high-Tc)…Zachary W. Anderson, Yang Tang, Vikram Nagarajan et al.·Dec 4, 2024SaveLearn
Proposal for Superconducting PhotodiodeWe propose a concept of a superconducting photodiode - a device that transforms the energy and `spin' of an external electromagnetic field into the rectified steady-state supercurrent and develop…A. V. Parafilo, Meng Sun, K. Sonowal et al.·Dec 4, 2024SaveLearn
Comments on "Fundamental nature of the self-field critical current in superconductors", arxiv:2409.16758We provide comments on article "Fundamental nature of the self-field critical current in superconductors" by Talantsev and Tallon, arXiv:2409.16758 and…Amit Goyal, Rohit Kumar, Armando Galluzzi et al.·Dec 3, 2024SaveLearn