Enhancement of Superconductivity in WP via Oxide-Assisted Chemical Vapor TransportTungsten monophosphide (WP) has been reported to superconduct below 0.8 K, and theoretical work has predicted an unconventional Cooper pairing mechanism. Here we present data for WP single crystals…Daniel J. Campbell, Wen-Chen Lin, John Collini et al.·Feb 19, 2025SaveLearn
Interfacial superconductivity and a Se-vacancy ordered insulating phase in the FeSe/PbOx heterostructuresThe discovery of high-temperature superconductivity in FeSe/SrTiO3 has sparked significant interests in exploring new superconducting systems with engineered interfaces. Here, using molecular beam…Yunkai Guo, Xuanyu Long, Jingming Yan et al.·Feb 19, 2025SaveLearn
Interfacial superconductivity in the type-III heterostructure SnSe2/PtTe2Interfacial superconductivity (IS) has been a topic of intense interest in the condensed matter physics, due to its unique properties and exotic photoelectrical performance. However, there are few…Jun Fan, Xiao-Le Qiu, Zhong-Yi Lu et al.·Feb 19, 2025SaveLearn
Evidence for spin-fluctuation-mediated superconductivity in electron-doped cupratesIn conventional, phonon-mediated superconductors, the transition temperature Tc and normal-state scattering rate 1/τ - deduced from the linear-in-temperature resistivity ρ(T) - are linked…C. M. Duffy, S. J. Tu, Q. H. Chen et al.·Feb 19, 2025SaveLearn
Tunable superconducting diode effect in higher-harmonic InSb nanosheet interferometersSuperconducting diodes, characterized by the nonreciprocal supercurrent flow, have gained significant attention for their potential in dissipationless electronics. This study presents a…Xingjun Wu, Ji-Yin Wang, Haitian Su et al.·Feb 19, 2025SaveLearn
Origin of the tiny energy gap and Dirac points in monoclinic trilayer nickelate La4Ni3O10Superconductivity was recently found in trilayer nickelate La4Ni3O10 under high pressure with a phase transition from the monoclinic P21/a structure to the tetragonal I4/mmm structure.…Hu Zhang·Feb 19, 2025SaveLearn
Beyond Homes scaling: disorder, the Planckian bound and a new universalityBeginning with high-Tc cuprate materials, it has been observed that many superconductors exhibit so-called "Homes scaling", in which the zero-temperature superfluid density, ρs0, is…D. M. Broun, Vivek Mishra, J. S. Dodge et al.·Feb 19, 2025SaveLearn
An unusual first order phase transition in a 2D superconductorWe consider a superconductor under external perturbation, which forces Cooper pairs to develop with a finite total momentum q. The condensation energy of such a state decreases with q and…Noah J. Jabusch, Emmanouil K. Kokkinis, Andrey V. Chubukov·Feb 18, 2025SaveLearn
Violation of Pauli Limit at KTaO3(110) InterfacesThe superconducting order parameter at the KTaO3 interfaces and its dependence on interface orientation remains a subject of debate. The superconductivity at these interfaces exhibits strong…Samuel J. Poage, Xueshi Gao, Merve Baksi et al.·Feb 18, 2025SaveLearn
Abnormal Normal State and Pressure-driven Reentrant Superconductivity in the Heavy d-electron Superconductor Rh17S15Superconductivity beyond the conventional Bardeen-Cooper-Schrieffer (BCS) framework often emerges out of a normal state that is accompanied by exotic magnetism and thereby displays many exceptional…Xiaofeng Xu, J. Y. Nie, C. Q. Xu et al.·Feb 18, 2025SaveLearn
Superconducting and spin-density wave phases probed by scanning tunneling spectroscopy in the organic conductor (TMTSF)2ClO4By scanning tunneling microscopy (STM) we have probed the local quasi-particle density of states (DOS) of the Bechgaard salt organic superconductor (TMTSF)2ClO4 in slowly cooled…Mohammadmehdi Torkzadeh, Pascale Senzier, Claude Bourbonnais et al.·Feb 17, 2025SaveLearn
Quantum geometric photocurrents of quasiparticles in superconductorsNonlinear optical response is a sensitive probe of the geometry and symmetry of electronic Bloch states in solids. Here, we extend this notion to the Bogoliubiov-de-Gennes (BdG) quasiparticles in…Daniel Kaplan, Kevin P. Lucht, Pavel A. Volkov et al.·Feb 17, 2025SaveLearn
The uncollapsed LaFe2As2 phase: compensated, highly doped, electron-phonon coupled, iron-based superconductorThe recently discovered LaFe2As2 superconducting compound, member of the 122 family of iron pnictide superconductors, becomes superconducting below Tc=13K, yet its nominal doping apparently places it…Ilaria Pallecchi, Akira Iyo, Hiraku Ogino et al.·Feb 17, 2025SaveLearn
Superconducting Diode Effects: Mechanisms, Materials and ApplicationsSuperconducting diode effects (SDEs) generally emerge in superconducting systems where both time-reversal and inversion symmetries are broken, showing nonreciprocal current characteristics:…Jiajun Ma, Ruiya Zhan, Xiao Lin·Feb 17, 2025SaveLearn
Observation of the Dirac Dispersions in Co-doped CaFe2As2We performed an angle-resolved photoemission spectroscopy (ARPES) study of the electronic structure of the CaFe2As2 122-iron pnictide, a parent compound, and two iron-based superconductors…Marcin Rosmus, Natalia Olszowska, Rafal Kurleto et al.·Feb 17, 2025SaveLearn
Weak coupling approach to magnetic and orbital susceptibilities for superconducting states in multiorbital electron-phonon coupled modelAlkali-doped fullerides are molecular-based superconductors with multiple active orbitals. In this paper, using the Eliashberg theory with the retardation effect of Jahn-Teller phonons, we study the…Natsuki Okada, Tatsuya Miki, Shintaro Hoshino·Feb 17, 2025SaveLearn
Organometallic-Inorganic Hybrid MXenes with Tunable SuperconductivityTi-based two-dimensional transition-metal carbides (MXenes) have attracted attention due to their superior properties and are being explored across various applications1,2. Despite their versatile…Qi Fan, Tao Bo, Wei Guo et al.·Feb 16, 2025SaveLearn
Orbital Signatures of Density Wave Transition in La3Ni2O7-delta and La2PrNi2O7-delta RP-Nickelates Probed via in-situ X-ray Absorption Near-edge SpectroscopyThe report of superconductivity (SC) with Tc~80 K in bilayer Ruddlesden-Popper (RP) nickelate La3Ni2O7-delta have sparked considerable investigations on its normal state properties and SC mechanism…Mingtao Li, Mingxin Zhang, Yiming Wang et al.·Feb 16, 2025SaveLearn
Interfacial spin-orbit coupling in superconducting hybrid systemsWe investigate the effects of interfacial spin-orbit coupling (ISOC) on superconductors, focusing on its impact on electronic transport and spin-charge conversion. Using a symmetry-based nonlinear…A. A. Mazanik, Tim Kokkeler, I. V. Tokatly et al.·Feb 15, 2025SaveLearn
Three Magnetization Peaks in HgBa2Ca2Cu3O8 Single CrystalsBy measuring magnetization hysteresis loops of the superconducting HgBa2Ca2Cu3O8 single crystals (T c = 133 K), we observed three magnetization peaks in a wide temperature region.…Yongze Ye, Yuhao Liu, Wenshan Hong et al.·Feb 15, 2025SaveLearn
Fractional-flux oscillations of Josephson critical currents in multi-gap superconductors: a test for unconventional superconductivityJosephson-junction interferometry has played a pivotal role in uncovering unconventional superconductivity in the cuprates. Using a Ginzburg-Landau-like approach, we generalize previous results to…M. Donaire, A. Cano·Feb 14, 2025SaveLearn
Removal of excess iron by annealing processes and emergence of bulk superconductivity in sulfur-substituted FeTeThere are several strategies to discover new superconductors. Growing new materials and applying high pressures can be the classic ways since superconductivity was found. Also, chemical processing,…Ryosuke Kurihara, Ryusuke Kogure, Tomotaka Ota et al.·Feb 14, 2025SaveLearn
Superconductivity and a van Hove singularity confined to the surface of a topological semimetalThe interplay between electronic topology and superconductivity is the subject of great current interest in condensed matter physics. For example, superconductivity induced on the surface of…Md Shafayat Hossain, Rajibul Islam, Zi-Jia Cheng et al.·Feb 14, 2025SaveLearn
Unveiling resilient superconducting fluctuations in atomically thin NbSe2 through Higgs mode spectroscopyWe report a combined electrical transport and optical study of the superconductivity in atomically thin NbSe2. When subjected to an out-of-plane magnetic field, an anomalous metallic state…Yu Du, Gan Liu, Wei Ruan et al.·Feb 14, 2025SaveLearn
Superconducting diode efficiency from singlet-triplet mixing in disordered systemsThe superconducting diode effect (SDE) -- the nonreciprocity of the critical current in a bulk superconductor -- has garnered significant attention due to its potential applications in…Jaglul Hasan, Daniel Shaffer, Maxim Khodas et al.·Feb 13, 2025SaveLearn