Field Theory of Superconductor and Charged VortexA Lagrangian of a Schrödinger type complex scalar field of Cooper pair, a U(1) gauge field of electromagnetism, and a neutral scalar field of acoustic phonon with constant background charge density…Yoonbai Kim, SeungJun Jeon, Hanwool Song·May 5, 2025SaveLearn
Interfacial superconductivity in Cu/Cu2O and its effect on shielding ambient electric fieldsA model is presented for two-dimensional superconductivity at semiconductor-on-metal interfaces mediated by Coulomb interactions between electronically-active interface charges in the semiconductor…Dale R. Harshman, Anthony T. Fiory·May 5, 2025SaveLearn
Nonvolatile Cryogenic Phase Slip Memory with Single-Shot ReadoutThe demand for cryogenic memory components is driven by the need for ultra-fast, low-power, and highly reliable computing systems. Phase slip-based devices promise to fulfill all these requirements,…Lukas Nulens, Davi A. D. Chaves, Stijn Reniers et al.·May 4, 2025SaveLearn
New quantum state formed by highly concentrated protons in superconducting palladium hydrideHydrogen exhibits quantum phenomena, such as tunneling in materials. According to theory, the quantum properties of hydrogen change significantly in superconductors due to the emergence of an energy…Ryoma Kato, Ten-ichiro Yoshida, Riku Iimori et al.·May 4, 2025SaveLearn
Ferroelectrically Switchable Chirality in Topological SuperconductivityThe interplay between ferroelectricity, magnetism, and superconductivity provides a rich platform for discovering novel quantum phenomena. Here, we develop an effective theory and propose a…Kai-Zhi Bai, Bo Fu, Shun-Qing Shen·May 3, 2025SaveLearn
Vortex States and Coherence Lengths in Flat-Band SuperconductorsSuperconductivity in flat-band systems, governed by quantum metric of Bloch states rather than the BCS framework, exhibits unique phenomena due to the vanishing electron group velocity. Here, we…Chuang Li, Fu-Chun Zhang, Lun-Hui Hu·May 3, 2025SaveLearn
Quasiparticle Interference of Spin-Triplet Superconductors: Application to UTe2Quasiparticle interference (QPI) obtained from scanning tunneling microscopy (STM) is a powerful method to help extract the pairing symmetry of unconventional superconductors. We examine the general…Hans Christiansen, Brian M. Andersen, P. J. Hirschfeld et al.·May 2, 2025SaveLearn
Observation of Half-Quantum Vorticity in an Iron-based SuperconductorHalf-quantum vortices -- topological excitations carrying half the superconducting flux quantum -- are predicted to emerge in spin-triplet superconductors, where the spin component of order parameter…Mohammad Javadi Balakan, Genda Gu, Qiang Li et al.·May 2, 2025SaveLearn
Direct evidence for two-gap superconductivity in hydrogen-intercalated titanium diselenideTransition-metal dichalcogenides (TMDs) offer an extremely rich material platform in the exploration of unconventional superconductivity. The unconventional aspects include exotic coupling mechanisms…Erik Piatti, Gaia Gavello, Giovanni A. Ummarino et al.·May 2, 2025SaveLearn
Signatures of three-dimensional photo-induced superconductivity in YBa2Cu3O6.48Optical excitation of large-amplitude apical oxygen phonon oscillations has been shown to renormalize the electronic properties of YBa2Cu3O6+x, inducing a superconducting-like optical…M. Rosenberg, D. Nicoletti, M. Buzzi et al.·May 1, 2025SaveLearn
Real-space orbital tiling approach for the design of novel superconductorsDespite substantial advances in the field, we still lack a predictive framework capable of guiding the discovery of new families of superconductors. While momentum-space approaches have advanced the…Gregory Bassen, Wyatt Bunstine, Rebecca Han et al.·May 1, 2025SaveLearn
Planckian scattering and parallel conduction channels in the iron chalcogenide superconductors FeTe1-xSexThe remarkable linear in temperature resistivity of the cuprate superconductors, which extends in some samples from Tc to the melting temperature, remains unexplained. Although seemingly simple,…Ralph Romero, Hee Taek Yi, Seongshik Oh et al.·May 1, 2025SaveLearn
A1-A2 splitting in pure 3He in nematic aerogelHere, we present the results of vibrating wire experiments in pure 3He (without 4He coverage) in nematic aerogel. We investigated the dependence of splitting of the superfluid transition…V. V. Dmitriev, M. S. Kutuzov, D. V. Petrova et al.·May 1, 2025SaveLearn
Revisiting the physical properties of (LaS)1+d(NbS2) misfit-layered compoundsElectrical transport in polycrystalline and single-crystalline (LaS)1+d(NbS2) misfit-layered compounds was measured. Polycrystalline samples were synthesized using S raw materials of different…Masanori Nagao, Dan Mouri, Yuki Maruyama et al.·May 1, 2025SaveLearn
Dominant apical-oxygen electron-phonon coupling in HgBa2Ca2Cu3O8+δHow electron-phonon interactions influence high-temperature superconductivity in cuprates remains contested, and their role outside the CuO2 planes has been largely overlooked. The most…Wenshan Hong, Qizhi Li, Shilong Zhang et al.·May 1, 2025SaveLearn
Josephson Diode Effect from Nonequilibrium Current in a Superconducting InterferometerWe investigate the Josephson diode effect in a superconducting interferometer under nonequilibrium conditions. In contrast to its thermodynamic counterpart, which requires the simultaneous breaking…Daniel Shaffer, Songci Li, Jaglul Hasan et al.·Apr 30, 2025SaveLearn
Superfluid Weight of Strongly Inhomogeneous SuperconductorsIn this work, we obtain the expression, within the linear response approximation, that allows the direct calculation of the superfluid weight for strongly inhomogeneous superconductors. Using this…Jonathan Schirmer, Enrico Rossi·Apr 30, 2025SaveLearn
Pressure and strain effects on the ab initio GW electronic structure of La3Ni2O7The recent discovery of superconductivity in La3Ni2O7 at a critical temperature above 80~K points to a non-conventional pairing mechanism in nickelates as in cuprates, possibly due to…Jean-Baptiste de Vaulx, Quintin N. Meier, Pierre Toulemonde et al.·Apr 30, 2025SaveLearn
Topotactical Hydrogen Induced Single-Band d-wave Superconductivity in La2NiO4La2NiO4 is an antiferromagnetic insulator with a structural resemblance to its cuprate counterpart, La2CuO4. However, La2CuO4 has a Cu2+ or 3d9 electronic configuration that…Ying Gao, Wenfeng Wu, Zhaoxin Liu et al.·Apr 30, 2025SaveLearn
Vortex flow anisotropy in nematic superconductorsWe investigate the vortex flow anisotropy in the mixed state of nematic superconductors, focusing on the effects of nematic-superconducting coupling on vortex dynamics. Using numerical simulations…F. Castillo Menegotto, R. S. Severino, P. D. Mininni et al.·Apr 30, 2025SaveLearn
Upper critical field and pairing symmetry of Ising superconductorsMotivated by the fact that the measured critical field Hc2 in various transition metal dichalcogenide (TMD) superconductors is poorly understood, we reexamine its scaling behavior with…Lena Engström, Ludovica Zullo, Tristan Cren et al.·Apr 29, 2025SaveLearn
Inhomogeneous phase stiffness in two-dimensional s-wave disordered superconductorsWe investigate the effect of white-noise disorder on the local phase stiffness and thermodynamic properties of a two-dimensional s-wave superconductor. Starting from a local attractive model and…Sudipta Biswas, A. Taraphder, Sudhansu S. Mandal·Apr 29, 2025SaveLearn
Quantized resonant tunneling effect in Josephson junctions with ferromagnetic bilayersWe study the Josephson effect in one-dimensional SF1F2S junctions, which consist of conventional s-wave superconductors (S) connected by two ferromagnetic layers (F1 and F2). At low…Hao Meng, Lei Cai, Xiuqiang Wu et al.·Apr 29, 2025SaveLearn
Phase Diagram of UTe2The pressure-temperature phase diagram of superconducting UTe2 with three lines of the second-order phase transitions cannot be explained in terms of successive transitions to superconducting…V. P. Mineev·Apr 29, 2025SaveLearn
Enhanced superconductivity in X4H15compounds via hole-doping at ambient pressureThis study presents a computational investigation of X4H15 compounds (where X represents a metal) as potential superconductors at ambient conditions or under pressure. Through systematic density…Kun Gao, Wenwen Cui, Tiago F. T. Cerqueira et al.·Apr 29, 2025SaveLearn