Magnetic field induced transition from nodeless to nodal superconductivity in β-PdBi2Recent tunneling measurements on β-PdBi2 reported a magnetic field induced phase transition from a fully gapped to a nodal superconducting state. We develop a microscopic theory of…Emmanouil K. Kokkinis, Joseph J. Betouras, Andrey V. Chubukov·Jun 16, 2026SaveLearn
Superconductivity from interband coupling to ferroelectric quantum critical fluctuations in two dimensionsSoft critical fluctuations associated with ferroelectric quantum phase transitions are typically transverse owing to their polar nature. This implies that the conventional density--density…Sudip Kumar Saha, Jonathan Ruhman, Avraham Klein·Jun 16, 2026SaveLearn
Cavity-enhanced superconducting response in an underdoped cuprateSuperconductors carry electrical current without resistance when paired electrons condense into a coherent macroscopic quantum state. In underdoped cuprates, evidence suggests that pairing-related…Angela Montanaro, Vadim Plastovets, Nitesh Khatiwada et al.·Jun 16, 2026SaveLearn
AC calorimetric study of magneto-quantum oscillations in anisotropic multiband V2Ga5 superconductorUnlike de Haas--van Alphen measurements, heat-capacity magneto-quantum oscillations directly probe the oscillatory bulk quasiparticle density of states. Here, we report the observation of MQOs in…Yevhen V. Petrenko, Jozef Kačmarčík, Tomáš Samuely et al.·Jun 16, 2026SaveLearn
AC-flux-driven SQUID diode spectroscopy as a probe of current-phase relationsThe current-phase relation (CPR) of a Josephson junction encodes microscopic information on superconducting states through higher-order and fractional harmonics. However, their unambiguous extraction…Yuriy Yerin, Iman Askerzade, Alexey Fedorchenko et al.·Jun 16, 2026SaveLearn
Graphene Josephson diodes from inherent asymmetric disorderJosephson diodes are non-reciprocal superconducting devices characterized by different switching currents depending on the current flow direction. They recently attracted considerable theoretical and…Ivan Villani, Luca Chirolli, Matteo Carrega et al.·Jun 16, 2026SaveLearn
Distinguishing Majorana zero modes from trivial defect states in an iron-based superconductorMajorana zero modes, which obey non-Abelian exchange statistics, are promising candidates for topological quantum computation due to their robustness against environmental perturbations. The…Dongfei Wang, Jon Ortuzar, Freek Massee et al.·Jun 16, 2026SaveLearn
Enhanced Superconducting Diode Effect in the Asymmetric Hatsugai-Kohmoto ModelThe superconducting diode effect (SDE), characterized by a nonreciprocal supercurrent, has attracted significant attention in recent years due to its potential applications. However, most studies…Kai Chen, Pavan Hosur·Jun 16, 2026SaveLearn
Q-ball mechanism of electron transport and spin/phonon excitations properties of high-Tc superconductorsThe Q-ball mechanism of high Tc superconductivity in cuprates, recently proposed by the author, is farther explored. Scattering on the Q-balls above Tc causes linear with temperature growth of…S. I. Mukhin·Jun 16, 2026SaveLearn
Tunable Superconductivity in 1313-La3Ni2O7: Suppressed under Compression and Possible s Pairing under TensionMotivated by recent progress in the 1313-La3Ni2O7 nickelate thin films (Nie et al., Nature 652, 628 (2026)), we systematically investigate the effects of both compressive and tensile…Yang Zhang, Ling-Fang Lin, Adriana Moreo et al.·Jun 15, 2026SaveLearn
How twist angle inhomogeneity masks the BKT transition and the order parameter symmetryTwo-dimensional superconductors, including twisted multilayer graphene, should exhibit a BKT transition, and the T-dependence of the superfluid stiffness should distinguish between nodal or gapped…Ilaria Maccari, Louk Rademaker, Giulia Venditti·Jun 15, 2026SaveLearn
Dynamical Steering and Unambiguous Signature of Majorana Corner Modes in Altermagnetic Josephson JunctionsDynamical manipulation of Majorana zero modes and their unambiguous distinction from topologically trivial states remain paramount challenges in topological quantum computation. Here, we propose a…Yu-Xuan Li, Tao Zhou·Jun 15, 2026SaveLearn
Vortex-core size and quantum geometry in flat-band superconductorsWe investigate the real-space vortex structure of a flat-band superconductor described by the attractive Hubbard model on the Mielke checkerboard lattice. Using a momentum-space mean-field analysis,…M. Özkurt, M. Iskin·Jun 15, 2026SaveLearn
Non-stationary longitudinal Josephson effect in electron-hole bilayersThe non-stationary longitudinal Josephson effect in bilayer systems with pairing of spatially separated electrons and holes is investigated. The tunneling current between two (right and left) weakly…O. M. Konstantynov, S. I. Shevchenko·Jun 15, 2026SaveLearn
Tuning superconductivity and charge density wave order by next-nearest-neighbor hopping integral in honeycomb Holstein modelBy using unbiased determinant quantum Monte Carlo simulations, we investigate the interplay between superconductivity and charge density wave order in the Holstein model on a honeycomb lattice with…Hongxing Liu, Lufeng Zhang, Tianxing Ma·Jun 15, 2026SaveLearn
Electronic structure trends in La2RNi2O7 (R= Pr, Nd, Sm) from first-principlesThe discovery of superconductivity in bilayer La3Ni2O7 under pressure has sparked tremendous attention on Ruddlesden-Popper (RP) nickelates. Recently, a higher superconducting transition…Yi-Feng Zhao, Antia S. Botana·Jun 15, 2026SaveLearn
A unified theory of thin film and bulk bilayer nickelatesThe discovery of bilayer nickelate superconductivity in both pressurized bulk and thin films has drawn enormous attention on their similarity and distinction. Here we provide a unified explanation…Jiangfan Wang, Yi-feng Yang·Jun 15, 2026SaveLearn
Singular spin fluctuations in the strange-metal phase of La2-xSrxCuO4Although spin fluctuations are central to the physics of high-Tc cuprates, their relevance to strange-metal behavior in the overdoped regime remains unclear. Here, we use high magnetic fields to…B. Costarella, L. Soriano, I. Vinograd et al.·Jun 15, 2026SaveLearn
Sublattice polarization and filamentary superconductivity in strained graphenePeriodic strain engineering in monolayer graphene provides a versatile platform to generate colossal pseudo-magnetic fields and flat pseudo-Landau levels directly in a single atomic sheet. While the…Tao Zhou·Jun 15, 2026SaveLearn
Eight-fold classification of superconducting ordersWe present a symmetry-based classification for superconducting pairing states, organized by the exchange properties of the anomalous correlation function rather than by a specific microscopic pairing…Alexander V. Balatsky, Saikat Banerjee·Jun 15, 2026SaveLearn
Nonreciprocal Equilibrium Josephson Effect of Arbitrary Periodicity from Poor Man's Majorana Zero ModesWe show that the Josephson diode effect becomes possible when two coupled antiferromagnetic dimers of point-like magnetic adatoms are deposited on top of a Rashba superconductor. The degree of…Panagiotis Kotetes, Mercè Roig, Brian M. Andersen·Jun 15, 2026SaveLearn
Gate-Tunable Superconducting Spin Valve in a van der Waals Ferromagnet/Superconductor/Ferromagnet TrilayerWe theoretically demonstrate a gate-tunable superconducting spin valve effect (SVE) in a van der Waals (vdW) heterostructure composed of a monolayer superconductor (S) sandwiched between two…A. S. Ianovskaia, G. A. Bobkov, A. M. Bobkov et al.·Jun 14, 2026SaveLearn
Interlayer pairing mechanism for bilayer nickelate superconductorsThe discovery of superconductivity in Ruddlesden-Popper bilayer nickelates under both high pressure and ambient conditions has opened a new paradigm for exploring unconventional superconductivity.…Jiangfan Wang, Yi-feng Yang·Jun 13, 2026SaveLearn
Tailoring the properties of YBa2Cu3O7-δ thin films by 30 keV He+ irradiation: An enabling route to superconducting device nanopatterningFocused helium ion beam (He-FIB) irradiation with 30 keV ions is a key tool for nanoscale patterning and defect engineering in high transition temperature (Tc) cuprate superconducting devices, yet…Bernd Aichner, Simon Koch, Philipp A. Korner et al.·Jun 12, 2026SaveLearn
Interface-engineered oxidation-resistant wafer-level Tantalum-Tantalum thermocompression bonding for 3D integration of superconducting interconnectsWafer-level 3D integration of superconducting interconnects requires low-thermal budget bonding processes compatible with superconducting materials. Rapid native oxide formation on tantalum (Ta)…Harsh Mishra, Ullas Pandey, Sathish Bonam et al.·Jun 12, 2026SaveLearn