Atomically resolved intrinsic superconducting gap in (La,Pr)3Ni2O7 filmsRuddlesden-Popper bilayer nickelates provide an emerging platform for studying high-temperature superconductivity, yet the superconducting pairing symmetry remains under debate. Here, we use…Xinxin Wang, Yaqi Chen, Cui Ding et al.·May 14, 2026SaveLearn
Shear-stress-constrained superconductivity in Ruddlesden-Popper nickelatesRuddlesden-Popper nickelates exhibit superconductivity under pressure in bulk crystals and under epitaxial constraint in thin films, while remaining highly sensitive to sample quality, oxygen…Liling Sun, Shu Cai, Jinyu Zhao et al.·May 14, 2026SaveLearn
Ambient-Pressure Superconductivity from Boron Icosahedral SuperatomsWe identify a new family of boron-rich compounds consisting of interconnected B12 icosahedra, and electropositive guest atoms (X) in interstitial sites. These structures were found through…Simone Di Cataldo, Antonio Sanna, Lilia Boeri·May 14, 2026SaveLearn
Dual Shapiro steps and fundamental transconductance in the dc-driven Bloch transistorWe propose a superconducting circuit based on the Bloch transistor, a quantum device consisting of two small-capacitance Josephson junctions, connected in series and having a small superconducting…A. B. Zorin·May 13, 2026SaveLearn
Nodal Topological Superconductivity Driven by Crystalline Antiunitary Symmetry in AltermagnetsTopological superconductivity hosts protected quasiparticles and is central to topological quantum computation, yet its realization in intrinsic materials remains challenging and often relies on…Xiao Xiao, Arun Bansil·May 13, 2026SaveLearn
Interface controlled spin filtering and nonreciprocal transport in Altermagnet/Ising superconductor junctionsWe investigate theoretically spin-resolved transport, spin filtering, and nonreciprocal effects in an Altermagnet/Ising superconductor (AM/ISC) junction with a spin-active interface. Using a modified…Arindam Boruah, Saumen Acharjee, Prasanta Kumar Saikia·May 13, 2026SaveLearn
Multiband Superconductivity in the Exactly Solvable Hatsugai-Kohmoto ModelMultiband superconductivity gives rise to a rich landscape of possible pairing states. Here we study superconductivity in the multiband extension of the Hatsugai-Kohmoto model, an exactly solvable…Nico Hahn, R. Matthias Geilhufe·May 13, 2026SaveLearn
Nematicity in LaFeAsO single crystals studied by elastoresistance, high-resolution thermal expansion and shear-modulus measurementsNematicity in LaFeAsO single crystals is studied by means of high-resolution thermal expansion, shear modulus, and elastoresistivity measurements. A softening of the shear modulus C 66…X. C. Hong, S. Sauerland, L. Wang et al.·May 12, 2026SaveLearn
Euler Topology in Superconducting Honeycomb LatticesElectronic bands in systems with space-time inversion (IST) symmetry can host nontrivial Euler topology. Here, we investigate the band topology of IST-symmetric superconducting honeycomb lattices and…Rasoul Ghadimi, Chiranjit Mondal, Bohm-Jung Yang·May 12, 2026SaveLearn
Experimental Progress in Ambient-Pressure Superconducting Bilayer Nickelate FilmsBilayer Ruddlesden-Popper nickelates display superconductivity near 80 K under high pressure, establishing a new nickelate platform for studying unconventional high-temperature superconductivity. The…Meng Zhang, Xi Yan·May 12, 2026SaveLearn
Superconductivity Reinforces Charge-Density-Wave Phase Coherence across CupratesFor decades, superconductivity in high-Tc cuprates has been viewed as a competitor that suppresses charge-density-wave (CDW) order by reducing its amplitude and spatial extent. Here, we show that…H. Lee, C. -T. Kuo, M. Fujita et al.·May 12, 2026SaveLearn
Discovery of a nonsymmorphic superconductor with spontaneous rotational symmetry breaking and nontrivial zero modesTopological superconductivity has attracted great interest due to its fundamental significance for realizing Majorana quasiparticles and fault-tolerant quantum computation. Nonsymmorphic…Hui Guo, Zhixuan Li, Senhao Lv et al.·May 12, 2026SaveLearn
Correlation lengths of flat-band superconductivity from quantum geometryFlat-band superconductors provide a regime in which kinetic energy is quenched, so that pairing is governed primarily by interactions and quantum geometry. We investigate characteristic…S. S. Elden, M. Iskin·May 12, 2026SaveLearn
Time-reversal symmetric topological superconductivity in Machida-Shibata latticesRecent experiments engineered special spin-degenerate Andreev bound states in atomic cages of adatoms on superconductors, the Machida-Shibata states, a promising building block for quantum matter.…Ioannis Ioannidis, Ching-Kai Chiu, Thore Posske·May 12, 2026SaveLearn
First-principles real-space embedding theory of the superconducting proximity effectWhen a superconductor is placed in contact with a normal material, Cooper pairs penetrate the latter and induce superconductivity via the proximity effect. Despite its central role in quantum…Nicolas Baù, Mitra Dowlatabadi, Tommaso Chiarotti et al.·May 11, 2026SaveLearn
Ginzburg-Landau Theory for Confined Thin-Film SuperconductorsWe develop a Ginzburg-Landau theory for superconducting thin films under quantum confinement. Starting from the Ginzburg-Landau theory and the recently developed confinement theory of metallic thin…Giovanni A. Ummarino, Alessio Zaccone·May 11, 2026SaveLearn
Exact Gaussian pinning of a relative-phase mode and interaction-driven detuning from the pinned frequencyHybridization between two identical fermionic layers or components produces a rigid bonding--antibonding splitting 2th. We show that in a paired state this scale enters the collective dynamics…Yogeshwar Prasad·May 11, 2026SaveLearn
Anomalous and diode Josephson effect in junctions with inhomogeneous ferromagnetic barrier and interfacial Rashba spin-orbit couplingWe theoretically investigate the anomalous and diode Josephson effects in planar two-dimensional Josephson junctions with arbitrarily oriented exchange fields in two ferromagnets within the barrier,…Stevan Djurdjević, Zorica Popović·May 11, 2026SaveLearn
Freestanding GdBa2Cu3O7 Thin Films via Optimized Buffer Layer Design: Preserving Superconducting PropertiesFreestanding GdBa2Cu3O7 (GdBCO) superconducting thin films were fabricated using a water-soluble Sr3Al2O6 (SAO) sacrificial layer in combination with thermal release tape. An amorphous Al2O3 capping…Kazumasa Iida, Kai Walter, Takafumi Hatano et al.·May 11, 2026SaveLearn
Transverse Magnetic Response from Orbitally Polarized Cooper Pairs in Elemental SuperconductorsWe demonstrate how crystalline symmetry lowering, as for instance through strain, allows elemental superconductors such as vanadium and niobium to realize spin-singlet orbitally polarized Cooper…Gabor Csire, Maria Teresa Mercaldo, Balazs Ujfalussy et al.·May 11, 2026SaveLearn
Apparent double-Tc from a single BKT transition in anisotropic phase-only modelsTransport experiments on two-dimensional superconductors often yield direction-dependent transition temperatures, raising the question of whether such a ``double-Tc'' reflects a true…Pei-Yuan Cai, Yi Zhou·May 11, 2026SaveLearn
Quasiparticle Quality Factors in Superconducting Resonators: Effects of Bath Temperature and Readout PowerThe performance of superconducting resonators underpins a wide range of modern quantum technologies, yet their quality factor often deviates at low temperatures from standard Mattis-Bardeen…Zhenyuan Sun, S Withington, Songyuan Zhao·May 9, 2026SaveLearn
Geometry-enabled magnetic resilience in superconducting nanowire single-photon detectorsWhile magnetic fields and superconductors are both central to classical and quantum technologies, their combined use is often challenging, as magnetic fields significantly affect superconducting…Marinus C. van der Maas, Lin Jin, Ilhan Tunç et al.·May 8, 2026SaveLearn
Finite temperature pair density wave superconductivity in d-wave altermagnetsWe demonstrate that altermagnetism provides a field-free mechanism for stabilizing finite-momentum superconductivity in two dimensions. Using a non-perturbative static path approximation Monte Carlo…Amrutha N Madhusuthanan, Madhuparna Karmakar·May 8, 2026SaveLearn
Breaking the Trade-off: Bulk 2D Ising Superconductivity with High Tc and Giant Interlayer Spacing via a Unique Chain Intercalation in (BaS)1/3TaS2Two-dimensional (2D) transition metal dichalcogenides (TMDs) are promising platforms for low dimensional superconductivity. However, in conventional intercalated systems, achieving a high…Ziyi Zhu, Leiming Chen, Xiangqi Liu et al.·May 8, 2026SaveLearn