745 papers
Superconductivity is a fascinating state of matter where materials conduct electricity without any resistance, often defying our everyday expectations of how energy behaves. Researchers in this field explore the quantum mechanics behind these phenomena, seeking new materials that can operate at higher temperatures or under more practical conditions. This work holds the promise of revolutionizing everything from power grids to medical imaging devices, making the invisible world of quantum physics feel increasingly tangible and useful.
At Gist.Science, we monitor the arXiv database continuously to bring you the very latest preprints in Cond-Mat — Supr-Con as soon as they are posted. For every new submission, we generate both detailed technical summaries for experts and clear, plain-language explanations for curious readers, ensuring that cutting-edge discoveries are accessible to everyone regardless of their background. Below are the latest papers in this dynamic field, ready for you to explore.
Using resonant inelastic X-ray scattering on HgBaCaCuO, researchers discovered a strong interplay between dynamic charge density fluctuations and magnetic excitations, revealing a cooperative mechanism involving charge, lattice, and spin degrees of freedom that sheds new light on the origin of high-temperature superconductivity.
This first-principles study predicts that the quaternary hydride LiMgZr2H12 is a mechanically and dynamically stable superconductor with a critical temperature of 72.76 K at ambient pressure (enhanced to 77.3 K at 10 GPa) and a high gravimetric hydrogen storage capacity of 5.36 wt%, making it a promising candidate for both ambient-condition superconductivity and hybrid hydrogen storage applications.
This study predicts that a twisted graphene/NbSe heterostructure, through proximity-induced unconventional superconductivity and symmetry reduction to , can host a rich phase diagram of chiral topological superconducting states with nonzero Chern numbers, offering a promising platform for experimental detection via quasiparticle interference and transport measurements.
This study investigates how irradiating epitaxial thin films with a focused He ion beam induces lattice expansion, reduces the critical temperature, and drives a transition to an insulating state, thereby demonstrating a powerful technique for fabricating superconducting nano-devices with controlled structural and transport properties.
The paper presents a novel fabrication technique for high-quality Josephson junctions using a three-dimensional patterned, low-loss substrate instead of organic resists, which eliminates decoherence-inducing materials and enables the creation of superconducting quantum circuits capable of operating at higher speeds and temperatures.
This paper theoretically analyzes two-dimensional coherent spectroscopy signals in disordered superconductors across narrow-band and broad-band limits, revealing distinct nonlinear susceptibility relationships and resonance behaviors tied to quasiparticle and Higgs-mode excitations at the superconducting gap frequency.
This paper demonstrates that in quasiperiodic systems featuring critical states, the superfluid weight at zero temperature is primarily driven by quantum geometric contributions rather than conventional mechanisms, highlighting a fundamental interplay between superconductivity and criticality in quasicrystals.
This paper investigates the topological properties and spatial distribution of Majorana edge modes in an extended-range Kitaev chain with algebraically decaying interactions, providing analytical formulations for topological invariants and demonstrating a direct correlation between ground-state fermion parity and the localization or delocalization of edge modes.
This paper presents a new method for growing air-stable, highly crystalline zirconium oxide layers on niobium that form atomically sharp interfaces and prevent oxide re-growth, thereby offering a promising pathway to reduce two-level system defects and improve the coherence times of superconducting quantum devices.
This study utilizes muon spin rotation, magnetization, and heat-capacity measurements to demonstrate that the thiospinel CuCoS is a fully gapped, intermediate-coupling conventional -wave superconductor, while noting that the presence of ferromagnetic impurities limits the ability to definitively rule out time-reversal symmetry breaking.