Self-consistent inclusion of disorder in the BCS-BEC crossover near the critical temperatureWe develop a systematic theoretical approach to incorporate the effects of a static white-noise disorder into the BCS-BEC crossover near the critical temperature (Tc) of the superfluid transition.…M. Iskin·Dec 11, 2025SaveLearn
Interplay between charge correlations and superconductivity across the superconducting domes of CsV3Sb5-xSnxThe kagome metal CsV3Sb5 shows an unconventional interplay between charge density wave (CDW) order and superconductivity. Tuning the band filling is known to rapidly suppress long-range CDW…Andrea N. Capa Salinas, Brenden R. Ortiz, Steven J. Gomez Alvarado et al.·Dec 11, 2025SaveLearn
Yamaji effect and quantum oscillation in Yang-Rice-Zhang model of underdoped cupratesRecent experiments have revealed signatures of small Fermi pockets in the pseudogap phase of cuprate superconductors, most notably the Yamaji effect observed in HgBa2CuO4+δ.…Yicheng Zhong, Fu-Chun Zhang, Kun Jiang·Dec 11, 2025SaveLearn
Geometric Control of Pairing: Universal Scaling of Superconductivity at KTaO3 InterfacesThe superconducting transition temperature Tc at KTaO3-based oxide interfaces exhibits a dramatic dependence on crystallographic orientation, yet a unifying principle has remained elusive. Here, we…Xueshan Cao, Meng Zhang, Yishuai Wang et al.·Dec 11, 2025SaveLearn
Coherent microwave comb generation via the Josephson effectFrequency combs represent exceptionally precise measurement tools due to the coherence of their spectral lines. While optical frequency comb sources constitute a well-established technology,…Angelo Greco, Xavier Ballu, Francesco Giazotto et al.·Dec 11, 2025SaveLearn
Switchable half-quantum flux states in a ring of the kagome superconductor CsV3Sb5Magnetic flux quantization in units of Φ0 = h/2e is a defining feature of superconductivity, rooted in the charge-2e nature of Cooper pairs. In a ring geometry, the flux quantization leads to…Shuo Wang, Ilaria Maccari, Xilin Feng et al.·Dec 10, 2025SaveLearn
Two-dimensional helical superconductivity and gapless superconducting edge modes in the 1T-WS2/2H-WS2 heterophase bilayerWe propose a material platform comprised of transition metal dichalcogenide (TMDC) heterostructures to realize the two-dimensional (2D) helical superconductivity with an intrinsic gap. By van der…Xuance Jiang, Jennifer Cano, Yuan Ping et al.·Dec 10, 2025SaveLearn
Low-temperature dissipative conductivity of superconductors with paramagnetic impuritiesIn s-wave superconductors with a small concentration of magnetic impurities, the only electronic excitations that remain available at low temperatures are the excitations of the system of localized…Shiang-Bin Chiu, Anton Andreev, Alexander Burin et al.·Dec 10, 2025SaveLearn
Superconductivity and geometric superfluid weight of a tunable flat band systemWe study superconductivity and superfluid weight of the two-dimensional α-T3 lattice with on-site asymmetries, hosting an isolated quasi-flat band with tunable bandwidth via a…M. A. Mojarro, Sergio E. Ulloa·Dec 10, 2025SaveLearn
Evolution of the pseudogap and excess conductivity of YBa2Cu3O7-δ single crystals in the course of long-term agingThe temperature dependences of both fluctuation conductivity (FLC) σ(T) and pseudogap (PG) Δ*(T) derived from measurements of resistivity ρ(T) of an optimally doped…A. L. Solovjov, L. V. Bludova, M. V. Shytov et al.·Dec 10, 2025SaveLearn
Study of fluctuation conductivity in YBa2Cu3O7--δ films in strong magnetic fieldsWe report the effect of the ab-plane magnetic field B up to 8\,T on the resistivity ρ(T) and fluctuation conductivity σ'(T) in YBa2Cu3O7-δ thin films. As…E. V. Petrenko, L. V. Omelchenko, Yu. A. Kolesnichenko et al.·Dec 10, 2025SaveLearn
Checkerboard-type Zhang-Rice States in Overdoped Cuprate SuperconductorsCuprate superconductors remain central to condensed matter physics due to their technological relevance and unconventional, incompletely understood electronic behavior. While the canonical phase…Xiongfang Liu, Kun Han, Yan Peng et al.·Dec 10, 2025SaveLearn
Influence of strong electron irradiation on fluctuation conductivity and pseudogap in YBa2Cu3O7--δ single crystalsThe effect of high-energy electron irradiation on the temperature dependences of the resistivity ρ(T), fluctuation conductivity (FLC), and pseudogap (PG) Δ*(T) of YBa2Cu3O7--δ…A. L. Solovjov, K. Rogacki, N. V. Shytov et al.·Dec 10, 2025SaveLearn
Bulk superconductivity in the kagome metal YRu3B2Materials with a kagome sublattice have been heavily studied recently for their exotic electronic band structure, structural frustration, high-temperature charge order transitions, and unconventional…Tobi Gaggl, Ryo Misawa, Markus Kriener et al.·Dec 10, 2025SaveLearn
Dominant Excitonic Superconductivity in a Three-component Hubbard ChainUnderstanding superconductivity emerging from repulsive fermions remains a major challenge in condensed matter physics. In this paper, we investigate the pairing tendencies in a one-dimensional,…Sheng Chen, Qiao Yang, Wéi Wú et al.·Dec 9, 2025SaveLearn
Microwave Signature of the Emerging Abrikosov Lattice Above Hc2The emergence of the Abrikosov lattice in the normal phase of type-II superconducting films when the magnetic field approaches the critical field Hc2 from above was predicted in…Hang Zhou, Zhanghai Chen, A. A. Varlamov et al.·Dec 9, 2025SaveLearn
Effect of thermal fluctuations on topological crossover in the chiral d+id superconducting phaseThe effect of thermal fluctuations on the temperature dependence of the topological index C1 of the chiral d+id superconducting phase of a two-dimensional single-band model on a triangular lattice is…A. G. Groshev, A. K. Arzhnikov·Dec 9, 2025SaveLearn
YRu3B2 -- a kagome lattice superconductorWe report the synthesis and physical properties of a polycrystalline, hexagonal boride YRu3B2. Our resistivity and heat capacity measurements indicate that YRu3B2 is a weakly coupled…Michał J. Winiarski, Dominik Walczak, Szymon Królak et al.·Dec 9, 2025SaveLearn
Finite-Temperature ab initio Structural Optimization of the Bilayer Nickelate Superconductor La3Ni2O7We develop a first-principles framework for finite-temperature structural optimization that incorporates vibrational contributions to the free energy through anharmonic phonon theory. We extend and…Ryoma Asai, Ryotaro Arita, Takumi Chida et al.·Dec 9, 2025SaveLearn
Self-consistent solution of Eliashberg equations for metal hydride superconductorsIn recent years, the quest for high critical-temperature superconductors has increasingly focused on metal and molecular hydrides, which have demonstrated potential for superconductivity at or near…Tomas J. Escamilla, Chumin Wang·Dec 9, 2025SaveLearn
A unified model for underdoped and overdoped cuprate superconductors based on a spinodal transitionMany years of intense research on cuprate superconductors have led to several discoveries, such as the pseudogap and charge density waves (CDW), yet a complete theory is still lacking. By analyzing…Hercules H. Santana, E. V. L. de Mello·Dec 8, 2025SaveLearn
Control of the effective value of the critical current of the RF SQUID by the high-frequency electromagnetic fieldAn analysis of the influence of the high-frequency electromagnetic field on the amplitude-frequency and signal characteristics of RF SQUID and experimental verification are carried out. At low…V. I. Shnyrkov, V. Yu. Lyakhno, O. A. Kalenyuk et al.·Dec 8, 2025SaveLearn
Robustness of flat band superconductivity against disorder in a two-dimensional Lieb lattice modelRecently, the possibility of high-temperature superconductivity (SC) in flat-band (FB) systems has been the focus of a great deal of activity. This study reveals that unlike conventional intra-band…Georges Bouzerar, Maxime Thumin·Dec 8, 2025SaveLearn
Layer-Resolved Impurity States Reveal Competing Pairing Mechanisms in Trilayer Nickelate Superconductor La4Ni3O10Trilayer Ruddlesden-Popper nickelate superconductor La4 Ni3 O10 has generated considerable interest due to its unconventional superconductivity and complex…Suyin Zheng, Tao Zhou·Dec 8, 2025SaveLearn
Pauli Master Equation numerical analysis of coherent and incoherent dressed fermions in triplet unconventional superconductorsWe report two types of dressed fermions in a triplet superconductor with an in-situ disorder effective field. They are obtained numerically by analyzing with the Pauli Master Equation, the…Pedro L. Contreras E·Dec 8, 2025SaveLearn