Vortex-driven superconducting diode effect in asymmetric multilayer heterostructuresThe superconducting diode effect (SDE), characterized by nonreciprocal critical currents, has attracted growing attention due to its potential applications in quantum technologies and…Jiong Li, Ji Jiang, Qing-Hu Chen·Mar 26, 2026SaveLearn
Polar, checkerboard charge order in bilayer nickelate La3Ni2O7Competing charge and spin orders are central to uncovering the nature of unconventional superconductivity. Here we utilize synchrotron X-ray diffraction on a high-quality single crystal to reveal the…Ryo Misawa, Shunsuke Kitou, Jian-Ping Sun et al.·Mar 26, 2026SaveLearn
Electrodynamic Signatures of Bogoliubov Fermi Surfaces in Moiré GrapheneUnderstanding the superfluid stiffness \(Ds\) is a central problem in flat-band superconductivity. It is often interpreted together with spectroscopic probes such as tunneling, since both ultimately…Ke Wang, Qijin Chen, Rufus Boyack et al.·Mar 25, 2026SaveLearn
Probing picosecond depairing currents in type-II superconductorsAccessing the intrinsic critical current density (Jc*) in type II superconductors has significant fundamental and technological potential, both as a probe of the microscopic superconducting…E. Wang, M. Chavez-Cervantes, J. Satapathy et al.·Mar 25, 2026SaveLearn
Superconducting properties of lifted-off Niobium nanowiresHybrid superconductor/semiconductor devices play a crucial role in advancing quantum science and technology by merging the properties of superconductors and semiconductors. To operate these devices…A. Kotsovolou, F. Soofivand, P. Singha et al.·Mar 25, 2026SaveLearn
Magnetic flux distribution, quasiparticle spectroscopy, and quality factors in Nb films for superconducting qubitsNiobium is a practical material platform for superconducting microwave circuits; however, device-level performance can vary significantly depending on film growth and processing conditions. We…Amlan Datta, Bicky S. Moirangthem, Kamal R. Joshi et al.·Mar 24, 2026SaveLearn
A Zero-Bias Superconducting Voltage Amplifier Based on the Bipolar Thermoelectric EffectWe introduce a zero-bias superconducting voltage amplifier that harvests energy from a thermal gradient by exploiting negative differential resistance (NDR) in an asymmetric tunnel junction. The…Giacomo Trupiano, Giorgio De Simoni, Francesco Giazotto·Mar 24, 2026SaveLearn
Glassy magnetic freezing of interacting clusters in LK-99-family materialsWe report reproducible magnetization anomalies appearing below room temperature in copper-doped apatite materials belonging to the LK-99 family synthesized via hydrothermal methods. These anomalies…Serafim Teknowijoyo, Domenico Napoletani, Vahan Nikoghosyan et al.·Mar 24, 2026SaveLearn
Correlation-driven enhancement of pairing in a nematic Hund's metalSuperconductivity and nematicity coexist in the phase diagram of many correlated systems, including iron-based superconductors. We investigate how Hund-driven correlations reshape boson-mediated…Angelo Valli, Laura Fanfarillo·Mar 24, 2026SaveLearn
A mechanism for nonmonotonic Tc,max(n) in multilayer cupratesWe propose an explanation of the observed dependence of the maximal critical temperature Tc,max on the number of conducting layers n in layered copper-oxide superconductors within the…Pavel Kornilovitch·Mar 24, 2026SaveLearn
Quantum Oscillations and Superconductivity in YPtBi Under PressureThe topological semimetal YPtBi has attracted considerable attention, owing to its novel superconducting and normal state properties. A strong band inversion from spin-orbit coupling allows the…Jared Z. Dans, Prathum Saraf, Lillian Jirousek et al.·Mar 24, 2026SaveLearn
Triplet superconductivity supported by an X9 high-order Van Hove singularityWe study a four-fold symmetric dispersion relation of a quantum material, which exhibits a single high-order Van Hove singularity of X9 type at the Fermi energy. First, we analyze in detail its…Chethan Sanjeevappa, Anirudh Chandrasekaran, Joseph J. Betouras·Mar 23, 2026SaveLearn
Probing Electromigration of Oxygen Vacancies in YBa2Cu3O7-δ Devices by Multimodal X-ray TechniquesControl of oxygen vacancies by electrical currents in complex oxides such as YBa2Cu3O7-δ (YBCO) has attracted considerable interest due to the relative simplicity of its implementation and…Caio C. Quaglio-Gomes, Stefan Marinković, Elijah A. Abbey et al.·Mar 23, 2026SaveLearn
Thermodynamic evidence for a pressure-driven crossover from strong- to weak-coupling superconductivity in PbThe thermodynamic critical field B c provides direct access to the superconducting condensation energy, yet its pressure dependence has been studied much less extensively than that of the…Rustem Khasanov·Mar 23, 2026SaveLearn
Transparency-controlled multiple charge transfer in superconducting junctions with local shot-noise scanning tunneling spectroscopyCharge transport in superconducting junctions at finite voltages is governed by Andreev reflections, including multiple Andreev reflections, which are processes that enable multiple charge transfer,…Yudai Sato, Maialen Ortego Larrazabal, Jian-Feng Ge et al.·Mar 23, 2026SaveLearn
A possible superconducting gap signature with filling temperature around 40 K in hexagonal iron telluride islandsSuperconductivity in the iron-chalcogenide series FeSe-Fe(Te, Se)-FeTe has been restricted to the near neighbor of iron selenide (FeSe), with a general consensus that iron telluride (FeTe) is not…Guanyang He, Yuxuan Lei, Tianheng Wei et al.·Mar 23, 2026SaveLearn
Pressure-Invariant Isotope Effect as Evidence for Electronically Driven Intertwined Order in Pr4Ni3O10We report muon-spin rotation measurements of the pressure dependence of the oxygen-isotope (16O/18O) effect on the spin-density wave (SDW) transition in the trilayer Ruddlesden-Popper…Rustem Khasanov, Thomas J. Hicken, Igor Plokhikh et al.·Mar 21, 2026SaveLearn
Gap Engineered Superconducting Multilayer Nanobridge Josephson JunctionsWe report the realization of multilayer three-dimensional nanobridge Josephson junctions based on Nb/NbN and Nb/TiN superconducting stacks fabricated using electron-beam lithography and…Giuseppe Colletta, Susan Johny, Hua Feng et al.·Mar 21, 2026SaveLearn
Optically Activated Superconductivity in MgB2 via Electroluminescent GaP Inhomogeneous PhaseExperimental results demonstrate a viable strategy for tuning the superconducting properties of MgB2 through the incorporation of an electroluminescent inhomogeneous phase, revealing an interfacial…Yao Qi, Duo Chen, Qingyu Hai et al.·Mar 21, 2026SaveLearn
Lattice Dynamics of LiFeAs studied by Inelastic Neutron Scattering and Density Functional Theory calculationsWe investigated the lattice dynamics of the unconventional superconductor LiFeAs using inelastic neutron scattering experiments and density-functional theory (DFT) calculations. By comparing the…Akshay Tewari, Navid Qureshi, Rolf Heid et al.·Mar 20, 2026SaveLearn
Crossover and Critical Behavior in the Layered XY ModelMotivated by the interplay between 2D and 3D scaling signatures observed in unconventional layered superconductors, we present a systematic Monte Carlo study of the three-dimensional classical XY…Roman Kracht, Andrea Trombettoni, Ilaria Maccari et al.·Mar 19, 2026SaveLearn
Microwave Vortex Motion Characterization of Nb3Sn Coatings for Applications in High Magnetic FieldsIn this work, microwave measurements carried out in dielectric-loaded resonators exposed to high magnetic fields are exploited to yield the surface impedance of Nb3Sn superconducting coatings…Pablo Vidal García, Andrea Alimenti, Dorothea Fonnesu et al.·Mar 19, 2026SaveLearn
Weak Localization and Magnetoconductance in Percolative Superconducting Aluminum FilmsIn order to investigate the crossover from the homogeneous behavior to inhomogeneous (percolative) one, the temperature T and magnetic field H dependence of the sheet resistance R have…Kazumasa Yamada, Bunjyu Shinozaki, Takashi Kawaguti·Mar 19, 2026SaveLearn
Quantum-Material Josephson Junctions: Unconventional Barriers, Emerging FunctionalityJosephson junctions translate quantum phase coherence into an electrical response and underpin superconducting sensors and quantum circuits. In conventional junctions, the barrier acts primarily as a…Kathryn A. Pitton, Michiel P. Dubbelman, Trent M. Kyrk et al.·Mar 18, 2026SaveLearn
Extended Hubbard model on fractals: d-Wave superconductivity and competing pairing channelsFractal structures such as the Sierpiński gasket have been predicted to enhance the critical temperature of s-wave superconductivity compared to regular crystals while maintaining macroscopic phase…Robert Canyellas, Mikhail I. Katsnelson, Andrey Bagrov·Mar 18, 2026SaveLearn