Coupling of Klein-Andreev Resonant States in Bi2Sr2CaCu2O8+x-graphene-Bi2Sr2CaCu2O8+x DevicesQuantum devices require coherent coupling over macroscopic distances. Recently, resonances due to Klein tunneling and Andreev reflection states (KARS) have been observed in a naturally occurring p-n…Sharadh Jois, Jose L. Lado, Genda Gu et al.·Jan 13, 2026SaveLearn
Prediction of superconductivity in mass-asymmetric electron-hole bilayersWe study density-balanced, mass-asymmetric electron-hole bilayers as a tunable platform for correlated quantum phases. With independent control of carrier density and interlayer separation, the…Luca Nashabeh, Liang Fu·Jan 12, 2026SaveLearn
From perovskite to infinite-layer nickelates: hole concentration from x-ray absorptionThe difficulty of determining cation concentrations and oxygen stoichiometry in infinite-layer nickelate thin films has so far prevented clear experimental identification of the nickel electron…R. Pons, M. Flavenot, K. Fürsich et al.·Jan 12, 2026SaveLearn
Magnetic field decouples nodeless surface and nodal bulk orders in PdTeSelective spectroscopic disentanglement of surface and bulk quantum orders remains an outstanding challenge in condensed matter physics. The candidate topological superconductor PdTe has recently…Atanu Mishra, Ghulam Mohmad, Kiran Bansal et al.·Jan 12, 2026SaveLearn
Observation of Time-Reversal Symmetry Breaking in the Type-I Superconductor YbSb2The spontaneous breaking of time-reversal symmetry is a hallmark of unconventional superconductivity, typically observed in type-II superconductors. Here, we report evidence of time-reversal symmetry…Anshu Kataria, Shashank Srivastava, Dibyendu Samanta et al.·Jan 12, 2026SaveLearn
Decoupled interband pairing in a bilayer iron-based superconductor evidenced by ultrahigh-resolution ARPESWe present direct experimental evidence of a weakly coupled multiband superconducting state in the bilayer iron-based superconductor ACa2Fe4As4F2 (A = K, Cs) via ultrahigh-resolution…Shichong Wang, Yuanyuan Yang, Yang Li et al.·Jan 12, 2026SaveLearn
Transverse superconducting diode without parity and time-reversal violationThe superconducting diode effect (SDE) is characterized by its nonreciprocal nature in critical supercurrents. However, realizing a longitudinal SDE typically requires simultaneous time-reversal…Ruo-Peng Yu, Jin-Xin Hu, Zi-Ting Sun·Jan 12, 2026SaveLearn
Van der Waals superconducting electronics: materials, devices and circuit integrationVan der Waals (vdW) superconductors - atomically thin crystalline materials that can be stacked into more complex heterostructures - have opened a promising avenue for superconducting electronics…Angelo Di Bernardo, Elke Scheer·Jan 11, 2026SaveLearn
Altermagnetism-driven FFLO superconductivity in finite-filling 2D latticesWe systematically investigate the emergence of finite-momentum Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) superconductivity in a square lattice Hubbard model with finite filling, driven by either…Xia-Ji Liu, Hui Hu·Jan 11, 2026SaveLearn
Comparison of Two-Level System Microwave Losses in Pure Bulk Microcrystalline Nb2O5 and NbO2 Oxide SamplesLosses from two-level systems (TLS) associated with amorphous oxides remain one of the primary limitations to the performance of superconducting qubits and microwave cavities. Niobium resonators are…Vishal Ganesan, Jiankun Zhang, Drew G. Wild et al.·Jan 10, 2026SaveLearn
Aharonov-Casher Effect and the Coherent Flux Tunneling in the Hybrid Charge Quantum Interference DeviceBy exploiting the Aharonov-Casher effect we demonstrate a suppression of magnetic flux tunneling in a Hybrid Charge Quantum Interference Device. The main part of this device is two Josephson…J. W. Dunstan, R. Shaikhaidarov, K. H. Kim et al.·Jan 10, 2026SaveLearn
Magnetic exchange coupled nonreciprocal devices for cryogenic memoryAs computing power demands continue to grow, superconducting electronics present an opportunity to reduce power consumption by increasing the energy efficiency of digital logic and memory. A key…Josep Ingla-Aynés, Lina Johnsen Kamra, Franklin Dai et al.·Jan 10, 2026SaveLearn
Superconductivity in epitaxial PtSb(0001) thin filmsWe report superconductivity in epitaxial PtSb(0001) thin films grown on SrF2(111). Electrical transport measurements reveal a superconducting transition at T c=1.72 K. The field-induced…C. Müller, S. P. Bommanaboyena, A. Badura et al.·Jan 10, 2026SaveLearn
Coexistence of superconductivity and charge density wave in a correlated regimeTo investigate the coexistence of superconductivity and charge density wave (CDW) in a correlated regime, we employ the Green's functions formalism, as well as the Hubbard-I approximation, as a…E. J. Calegari, L. C. Prauchner, A. C. Lausmann et al.·Jan 9, 2026SaveLearn
Direct Observation of the Spillover of High Magnetic Field-induced SC3 Superconductivity Outside the Spin-Polarized State in UTe2In our recent study of the high magnetic field phase landscape of UTe2 [Phys. Rev. X 15, 021019 (2025)] we found indirect evidence that the SC3 superconducting phase spills out beyond the…Zheyu Wu, Hanyi Chen, Theodore I. Weinberger et al.·Jan 8, 2026SaveLearn
Oxygen distribution and segregation at grain boundaries in Nb and Ta-encapsulated Nb thin films for superconducting qubitsWe report on atomic-scale analyses of oxygen distribution and segregation at grain boundaries (GBs) of Nb and Ta-encapsulated Nb (Ta/Nb) thin films for superconducting qubits using atom-probe…Jaeyel Lee, Dieter Isheim, Zuhawn Sung et al.·Jan 8, 2026SaveLearn
Multigap nodeless superconductivity in Dirac semimetal PdTePdTe has recently been reported to be a type-II Dirac semimetal while a bulk nodal and surface nodeless superconductivity (SC) has been claimed to coexist. In this work, we applied point-contact…Fengrui Shi, Weilong Qiu, Chufan Chen et al.·Jan 8, 2026SaveLearn
Condensation mechanism of high-Tc cuprates: the key role of pairon excitationsIn this article we show that the condensation mechanism in cuprates involves the strong coupling of the condensate to pairon excited states. We present an accessible formalism that significantly…Yves Noat, Alain Mauger, William Sacks·Jan 8, 2026SaveLearn
Studies of superconductivity of Fe chalcogenides in films grown by PLD techniqueStudies on Fe chalcogenide superconductor using thin films grown by the PLD technique are reviewed in terms of electronic phase diagram, properties in the normal state, properties in the…Atsutaka Maeda, Tomoki Kobayashi, Fuyuki Nabeshima·Jan 8, 2026SaveLearn
Inductorless Fast Phase Logic: Enabling Two-Order-of-Magnitude Density Scaling for Superconductor VLSIFast phase logic (FPL) is a novel digital superconductor electronic (SCE) logic family that employs multiple junction types, including switching 0-Josephson junctions (0-JJs), non-switching 0-JJ…Sasan Razmkhah, Douglas Scott Holmes, Massoud Pedram·Jan 7, 2026SaveLearn
Fluctuation conductivity in ultraclean multicomponent superconductorsWe consider the intrinsic fluctuation conductivity in metals with multiply sheeted Fermi surfaces approaching a superconducting critical point. Restricting our attention to extreme type-II…Sondre Duna Lundemo, Asle Sudbø·Jan 7, 2026SaveLearn
Anisotropic second-harmonic generation in superconducting nanostructuresCircuits based on superconducting nanostructures are among the most promising platforms for quantum computing. Understanding how device geometry governs nonlinear electrodynamics is crucial for…Sara Memarzadeh, Maciej Krawczyk, Armen Gulian et al.·Jan 7, 2026SaveLearn
In-plane ferromagnetism-driven topological nodal-point superconductivity with tilted Weyl conesThe potential application of topological superconductivity in quantum transport and quantum information has fueled an intense investigation of hybrid materials with emergent electronic properties,…Maciej Bazarnik, Levente Rózsa, Ioannis Ioannidis et al.·Jan 7, 2026SaveLearn
Interlayer Charge-Transfer Ferroelectric Fluctuations as a Pairing Mechanism in van der Waals SuperconductorsSignatures of unconventional superconductivity have been reported in a wide range of van der Waals (vdW) materials. However, their microscopic origin remains unclear due to competing electronic…Ankan Biswas, Jagannath Sutradhar, Sudip Kumar Saha et al.·Jan 6, 2026SaveLearn
Enhanced Electron-Phonon Coupling and Superconductivity in Ba-Alloyed A15 LaH5.75Recent experiments have established rare earth A15 type hydrides as a distinct family of high temperature superconductors that can be stabilized at significantly lower pressures compared to other…Jakkapat Seeyangnok, Udomsilp Pinsook, Graeme J Ackland·Jan 6, 2026SaveLearn