Microscopic equivalence of the vortex-entry current and the depairing current in a superconducting thin-film stripThe vortex-entry current density J v of a superconducting strip is usually defined, within phenomenological Pearl--London theory, as the current density at which the edge barrier for vortex…Takayuki Kubo·Jul 24, 2026SaveLearn
Quasiparticle GW for Superconductors: Toward a Unified Treatment of Electron-Phonon and Electron-Plasmon CouplingsSuperconducting two-dimensional materials, and in particular few-layer graphene, offer an exciting platform for low-power electronics, yet the origin of their unconventional superconductivity remains…Catalin D. Spataru, Christopher Renskers, Elena R. Margine·Jul 24, 2026SaveLearn
BCS states and D-wave condensates in the 2D Hubbard modelWe consider states of BCS form in the 2D Hubbard model which, starting from some arbitrary point in state space in the neighborhood of a Hartree-Fock ground state, are relaxed within that BCS ansatz…Kazue Matsuyama, Jeff Greensite·Jul 24, 2026SaveLearn
Sequential Topological Superconductivity in a Square Lattice with Chiral Charge Density WavesThe interplay between charge order and superconductivity offers a fertile ground for emergent quantum phases. Here we theoretically investigate a square-lattice superconductor coexisting with a…Zhong-Xian Jin, Junkang Huang, Yu-Xuan Li et al.·Jul 23, 2026SaveLearn
Supercurrent effect in a charge density wave intertwined superconductorThe energy-momentum (E-k) dispersion of quasiparticles constitutes a fundamental concept in condensed matter systems. The ability to modify the E-k dispersion, exemplified by supercurrent-induced…Zhen Zhu, Wei Cheng, Dang Liu et al.·Jul 23, 2026SaveLearn
Puzzling superconductivity in strontium ruthenate: then and nowStrontium ruthenate is a very interesting low temperature superconductor with relatively simple normal state and very puzzling superconducting state properties. Despite over thirty years of intensive…James F. Annett, Karol I. Wysokiński·Jul 23, 2026SaveLearn
Magnetically memorable inductance in superconducting multilayer resonatorsSuperconductor-ferromagnet hybrid structures with tunable kinetic inductance are promising elements for neuromorphic and quantum computing circuits. We report the fabrication and microwave…R. Tyumenev, D. S. Kalashnikov, B. V. Fradkin et al.·Jul 23, 2026SaveLearn
Evidence for fully-gapped superconductivity in BCS superconductor NiBi3We investigate the physical characteristics, normal state and superconducting properties of NiBi3 single crystals. Measurements of electrical resistivity, magnetization, and London penetration depth…Atul Gangwar, Kunal Yadav, S. Patnaik et al.·Jul 23, 2026SaveLearn
Hybrid Ferromagnet-SNSPDs: Single photon induced order-to-disorder transition in ferromagnets coupled to thin film superconductorsThe development of midwave and longwave infrared single photon detectors is crucial for their emerging applications in spectroscopy, remote sensing, exoplanet detection, and free space quantum…Leif Bauer, Daien He, Sathwik Bharadwaj et al.·Jul 23, 2026SaveLearn
Temperature-Bias Noise and Quantum Shot Noise as Probes of Pairing Symmetry in Iron PnictidesQuantum noise has long served as a powerful probe of quantum transport in mesoscopic junctions. Recently, temperature-driven noise, or ΔT noise, has attracted growing interest due to its presence…Sachiraj Mishra, A Rajmohan Dora, Colin Benjamin·Jul 23, 2026SaveLearn
Reaching the intrinsic performance limits of superconducting nanowire single-photon detectors up to 0.1 mm wideSuperconducting nanowire single-photon detectors (SNSPDs) combine high detection efficiency, low noise, and excellent timing resolution, making them a leading platform for photon-counting…Kristen M. Parzuchowski, Eli Mueller, Bakhrom G. Oripov et al.·Jul 23, 2026SaveLearn
Geometric Superconducting Diode Effect in an NbN NanoringSuperconducting diodes, which exhibit nonreciprocal critical currents, are promising building blocks for low-power cryogenic electronics and superconducting circuits. Existing superconducting diode…Tianyu Li, Peiyuan Huang, Jiong Li et al.·Jul 22, 2026SaveLearn
The exact universal exchange-only local field factor of the uniform electron gas and its near-cancellation by parallel-spin correlation near 2kFThe exchange-only local field factor Gx(q,omega) of the uniform electron gas is exact and universal, a single curve at every density when q is measured in units of kF and omega in units of the Fermi…Carl A. Kukkonen·Jul 22, 2026SaveLearn
Stacking-tuned superconductivity and competing charge-density-wave states in NbSe2Layer stacking provides a powerful yet underexplored route for reshaping collective quantum order in van der Waals materials. Here we use high-resolution scanning tunneling microscopy and…Sandra Sajan, Xinze Yang, Haojie Guo et al.·Jul 22, 2026SaveLearn
Power-Law Suppression of Superfluid Stiffness in High-Kinetic-Inductance NbN FilmsDisorder is a powerful route to high kinetic inductance in superconducting ultrathin films, enabling compact high-impedance quantum circuits. This functionality, however, comes at the cost of reduced…Meenakshi Sharma, Hrishikesh Borah, Sandeep Singh et al.·Jul 22, 2026SaveLearn
Annealing-enhanced spin-orbit effects in non-centrosymmetric superconducting NbRe filmsNb0.18Re0.82 (NbRe) is a non-centrosymmetric superconductor with a transition temperature Tc reaching 9 K in bulk form. While bulk and single-crystalline…Zahra Makhdoumi Kakhaki, Yuriy Yerin, Francesco Avitabile et al.·Jul 22, 2026SaveLearn
Collective phase modes in twisted d-wave superconducting bilayersTwisted cuprate bilayers have been predicted to host high-temperature chiral d+id' superconductivity, originating from higher-order Josephson coupling processes. In such two-dimensional…Yin Shi, Mengxian Zhao, Fei Yang et al.·Jul 22, 2026SaveLearn
Quench of chiral superconductivity by quantum phase fluctuations in twisted cuprate bilayersFollowing theoretical proposals of chiral d+id' superconductivity in twisted cuprate bilayers, experimental signatures of time-reversal symmetry breaking (TRSB) remain highly controversial.…Yin Shi, Mengxian Zhao, Fei Yang et al.·Jul 22, 2026SaveLearn
Even/Odd-parity STS spectra induced by quantum well mirror symmetry breaking in iron-based superconductorsDetermining whether superconducting scanning tunneling spectroscopy (STS) is uniquely dictated by crystal structure constitutes a fundamental challenge in condensed matter physics. Here, we…Xiuqing Huang·Jul 21, 2026SaveLearn
Quantum geometry and critical temperature enhancement in MgB2 superconductivityMgB2, a phonon-mediated superconductor with record-high critical temperature Tc 39 K, is revisited to obtain a comprehensive theory of electrons, phonons, and their coupling with minimal…Yi Jiang, Haoyu Hu, Dumitru Călugăru et al.·Jul 21, 2026SaveLearn
A unified tight-binding description of the electronic structure and Ising protection of superconductivity in misfit layered compoundsMisfit layered compounds (MLCs) offer a unique bulk platform for realizing exotic quantum states typically associated with two-dimensional transition-metal dichalcogenides (TMDs), most notably…G. A. Bobkov, I. A. Shvets, I. V. Bobkova·Jul 21, 2026SaveLearn
Optical Properties of Iron-Selenide Na0.27K0.27Rb0.27Fe1.7Se2 Single CrystalsWith infrared Fourier-transform spectroscopy and spectroscopic ellipsometry we investigated the in-plane reflectance of the superconducting Na0.27K0.27Rb0.27Fe1.7Se2 single…Andrei Muratov, Yevgeny Rakhmanov, Andrei Shilov et al.·Jul 21, 2026SaveLearn
Collective modes in non-Hermitian fermionic superfluidsThe Higgs and Nambu-Goldstone modes are paradigmatic collective excitations in superconductors and superfluids. These modes are commonly analyzed within the pseudospin formulation of BCS theory,…Gabriel Angelo V. Vila, Kristian Hauser Villegas·Jul 21, 2026SaveLearn
Self-consistent GW theory for superconductivity in SrTiO3 modelsSuperconductivity in doped SrTiO3 occurs over a wide range of carrier densities, including those for which the Fermi energy is below the polar longitudinal optical phonon scale. In this regime,…Zhi-Hao Cui, John Sous, Andrew J. Millis et al.·Jul 21, 2026SaveLearn
Incommensurate modulation with Q=0 A-type Antiferromagnetic Order in CeRh2As2 revealed by NQR studiesWe performed 75As nuclear quadrupole resonance (NQR) and nuclear magnetic resonance (NMR) measurements on a higher-quality single-crystalline CeRh2As2, a heavy-fermion superconductor…Shiki Ogata, Shunsaku Kitagawa, Kenji Ishida et al.·Jul 21, 2026SaveLearn