Optimal superconductivity in twisted bilayer WSe2 where the Van Hove singularity crosses half-fillingThe recent discovery of unconventional superconductivity has pointed to twisted WSe2 bilayer as a versatile platform for studying the correlated and topological phases of matter. Here we analyze…Michał Zegrodnik, Waseem Akbar, Andrzej Biborski et al.·Oct 24, 2025SaveLearn
Strain-induced structural change and nearly-commensurate diffuse scattering in the model high-temperature superconductor HgBa2CuO4+δWe investigate the strain response of underdoped HgBa2CuO4+δ (Hg1201), by synchrotron X-ray diffraction and corresponding simulations of thermal diffuse scattering. The compression in the…Mai Ye, Wenshan Hong, Tom Lacmann et al.·Oct 24, 2025SaveLearn
High Pressure Superconducting transition in Dihydride BiH2 with Bismuth Open-Channel FrameworkMetal hydrides MHx with low hydrogen content are not expected to show high-Tc superconductivity owing to the low hydrogen-derived electronic density of states at Fermi level and the limited hydrogen…Liang Ma, Xin Yang, Mei Li et al.·Oct 24, 2025SaveLearn
Phase Separation in Kitaev ChainKitaev chain is a one-dimensional spinless fermion model that has p-wave superconducting (SC) states and Majorana zero modes at the edge. Usually this model is analyzed by taking only SC order…Kazuhiro Kuboki·Oct 23, 2025SaveLearn
Soft Phonon Charge-Density Wave Formation in the Kagome Metal KV3Sb5A range of of unusual emergent behaviors have been reported in the charge-density wave (CDW) state of the AV3Sb5 (A=~K, Rb, Cs) kagome metals, including a CDW formation process without soft…Yifan Wang, Chenchao Xu, Zhimian Wu et al.·Oct 23, 2025SaveLearn
Fabrication and Structural Analysis of Trilayers for Tantalum Josephson Junctions with Ta2O5 BarriersTantalum (Ta) has emerged as a promising low-loss material, enabling record coherence times in superconducting qubits. This enhanced performance is largely attributed to its stable native oxide,…Raahul Potluri, Rohin Tangirala, Jiangteng Liu et al.·Oct 23, 2025SaveLearn
Imaging magnetic flux trapping in lanthanum hydride using diamond quantum sensorsLanthanum hydride has attracted significant attention in recent years due to its signatures of superconductivity at around 250 K (1, 2). However, the megabar pressures required for synthesize and…Yang Chen, Junyan Wen, Ze-Xu He et al.·Oct 23, 2025SaveLearn
Low-temperature electron dephasing rates indicate magnetic disorder in superconducting TiN filmsWe investigate electron transport and phase-breaking processes in thin titanium nitride (TiN) films of epitaxial quality. Previous studies show that a minute surface magnetic disorder significantly…A. I. Lomakin, E. M. Baeva, N. A. Titova et al.·Oct 23, 2025SaveLearn
Correlation between magnetism and lattice dynamics for cubic FeGe under pressureThis first-principles study investigates the structural, electronic, lattice dynamical properties, and electron-phonon coupling in ferromagnetic cubic B20 FeGe under applied pressure. The implemented…R. A. Tonacatl-Monez, R. Heid, O. De la Peña-Seaman·Oct 23, 2025SaveLearn
Time-reversal symmetry breaking superconductivity in the presence of loop-current fluctuationsLoop currents have been proposed in various superconductors and recently confirmed in kagome materials, raising a fundamental question regarding their intrinsic connection to superconductivity. Here,…Zenghui Fan, Runyu Ma, Stefano Chesi et al.·Oct 22, 2025SaveLearn
Quantum geometry and impurity sensitivity of superconductors without time-reversal symmetry: application to rhombohedral graphene and altermagnetsAnalyzing the consequences of the quantum geometry induced by the momentum dependence of Bloch states has emerged as a very rich and active field in condensed matter physics. For instance, for the…Denis Sedov, Mathias S. Scheurer·Oct 22, 2025SaveLearn
Soft Mode Origin of Charge Ordering in Superconducting Kagome CsV3Sb5Charge-density-wave (CDW) order and superconductivity coexist in the kagome metals AV3Sb5 (A=K, Cs, Rb), raising fundamental questions about the mechanisms driving their intertwined phases.…Philippa Helen McGuinness, Fabian Henssler, Manex Alkorta et al.·Oct 22, 2025SaveLearn
Point-contact Andreev reflection spectroscopy of layered superconductors with device-integrated diamond anvil cellsSuperconductors that can be mechanically exfoliated are an interesting platform for exploring superconducting properties tuned by layer thickness. These layered superconductors are also expected to…Che-hsuan Ku, Omargeldi Atanov, King Yau Yip et al.·Oct 22, 2025SaveLearn
Helical phases and Bogoliubov Fermi surfaces probed by superconducting diode effectsNoncentrosymmetric superconductors (NCSs) with Rashba spin-orbit coupling (SOC) and in-plane magnetic fields have emerged as natural platforms for realizing both the bulk superconducting diode effect…Zekun Zhuang, Daniel Shaffer, Jaglul Hasan et al.·Oct 21, 2025SaveLearn
Tuning Superconductivity in Sputtered W0.75Re0.25 Thin FilmsW0.75Re0.25, in its bulk form, has been shown to be an interesting superconducting material due to its multiple crystalline phases, each exhibiting distinct superconducting characteristics. However,…F. Colangelo, F. Avitabile, Z. Makhdoumi Kakhaki et al.·Oct 21, 2025SaveLearn
Inverse proximity effect in thin-film superconductor/magnet heterostructures with metallic and insulating magnetsProximity effect in thin-film superconductor (S)/magnet heterostructures with different types of magnets including ferromagnets, antiferromagnets and altermagnets is widely considered in the…V. A. Bobkov, G. A. Bobkov, I. V. Bobkova·Oct 20, 2025SaveLearn
Anomalous terahertz nonlinearity in disordered s-wave superconductor close to the superconductor-insulator transitionDetection of the Higgs mode in superconductors using nonlinear terahertz spectroscopy is a key area of interest in condensed matter physics. We investigate the influence of disorder on the nonlinear…Hao Wang, Jiayu Yuan, Hongkai Shi et al.·Oct 20, 2025SaveLearn
Zero resistance when metals mixed with insulatorsA false zero resistance behavior was observed during our study on the search of superconductivity in Ge-doped GaNb4Se8. This zero resistance was proved to be caused by open-circuit in multi-phase…Ya-Dong Gu, Ji-Hai Yuan, Zhi-An Ren·Oct 20, 2025SaveLearn
Tuning macroscopic phase frustration in multiorbital superconductorsTime-reversal symmetry-breaking (TRSB) superconductivity has been reported in a growing number of materials. In some cases, TRSB arises naturally from chiral superconductivity, but in many…Ilaria Maccari, Aline Ramires·Oct 19, 2025SaveLearn
Finite-temperature signatures of underlying superconductivity in the electron-doped Hubbard modelWe perform numerically exact determinant quantum Monte Carlo simulations of the Hubbard model and analyze pairing tendencies by evaluating correlation functions at the imaginary-time midpoint…Wen O. Wang, Thomas P. Devereaux·Oct 18, 2025SaveLearn
Microwave surface resistance of Tl-1223 films in a dc magnetic fieldWe present first preliminary surface impedance measurements on Tl-1223 films in dc magnetic fields, in view of potential applications for the next generation Future Circular Collider (FCC-hh) at…Alessandro Magalotti, Andrea Alimenti, Emilio Bellingeri et al.·Oct 17, 2025SaveLearn
Growth and microwave properties of FeSe thin films and comparison with Fe(Se,Te)In this work, we have grown 100 nm thick pristine FeSe films by pulsed laser deposition. The films were structurally characterized with X-ray diffraction and their surface morphology checked…Alessandro Magalotti, Andrea Alimenti, Valeria Braccini et al.·Oct 17, 2025SaveLearn
Interband-Pairing-Boosted Supercurrent Diode Effect in Multiband SuperconductorsWe unveil a mechanism that enables a robust supercurrent diode effect in Josephson junctions based on multiband superconductors. We predict that interband pairing can significantly amplifies this…Jiong Mei, Shengshan Qin, Jiangping Hu·Oct 17, 2025SaveLearn
Diode effect in Shapiro steps in an asymmetric SQUID with a superconducting nanobridgeWe investigate the Josephson diode effect in an asymmetric SQUID consisting of a sinusoidal Josephson junction formed by a Bi2Te2Se flake and a superconducting Nb nanobridge with a linear and…Dmitrii S. Kalashnikov, Gleb S. Seleznev, Andrei Kudriashov et al.·Oct 17, 2025SaveLearn
Superconductivity suppression and bilayer decoupling in Pr substituted YBa2Cu3O7-δThe mechanism behind superconductivity suppression induced by Pr substitutions in YBa2Cu3O7-δ (YBCO) has been a mystery since its discovery: in spite of being isovalent to Y3+ with a…Jinming Yang, Zheting Jin, Siqi Wang et al.·Oct 16, 2025SaveLearn