Conductance switching and nonequilibrium phase coexistence in superconductors with intermediate biasSuperconducting systems may display different types of nonequilibrium states depending on the specific constraints imposed for measurement. We probe current-voltage relations of three-dimensional…Shamashis Sengupta·Jan 26, 2026SaveLearn
Exotic vortex states at high magnetic fields in a quasi-two-dimensional FeSe-based superconductorOwing to strong electronic correlations, high-temperature superconductivity always exhibits intricate intertwinement with various competing electronic orders in phase diagrams, such as spin/charge…Xuyang Li, Jian Li, Kai Liu et al.·Jan 26, 2026SaveLearn
Plasmon assisted superconductivity in LiTi2O4We combine GW plus extended dynamical mean field theory (GW+EDMFT) with the density functional theory for superconductors (SCDFT) framework to study the electronic properties of LiTi2O4.…Francesco Petocchi, Viktor Christiansson, Ryotaro Arita et al.·Jan 26, 2026SaveLearn
Direct observation of vortex liquid droplets in the iron pnictide superconductor CaKAs4Fe4 at 0.5Tc$Type-II superconductors under magnetic fields are in a quantum coherent non-dissipative state as long as vortices remain pinned. Dissipation appears when vortices depin, eventually driven by thermal…Oscar Bou Marqués, Jose A. Moreno, Pablo García Talavera et al.·Jan 26, 2026SaveLearn
Wave functions for the regular pentagonal two-dimensional quantum box and thin microstrip antennaThe general wave functions for the two-dimensional regular pentagonal quantum box and thin microstrip antenna are derived. As for the square, equilateral triangular, and circular disk-shaped boxes…Tristan Langhorne, Erik E. Domenech, Juan Oliveros Gonzalez et al.·Jan 25, 2026SaveLearn
Intertwined Charge and Spin Density Waves in Trilayer Nickelate La4Ni3O10 Revealed by 139La NQRThe discovery of superconducting transitions in pressurized La3Ni2O7 and La4Ni3O10 has highlighted the pivotal role of density wave (DW) orders in nickelate superconductors. To…Jie Dou, Feiyu Li, Mingxin Zhang et al.·Jan 25, 2026SaveLearn
Nonvolatile electric switching of critical current in cross-bar superconducting junctionsSuperconducting (SC) diodes are key passive building blocks for future SC electronics. However, realizing their active counterparts is essential for functional logic. Here, we demonstrate…Jiajun Ma, Jingyi He, Qiong Qin et al.·Jan 24, 2026SaveLearn
Superconducting density of states and vortex lattice of LaRu2P2 observed by Scanning Tunneling SpectroscopyWe provide the superconducting density of states of the iron based superconductor LaRu2P2 (Tc= 4.1 K), measured using millikelvin Scanning Tunneling Microscopy. From the tunneling conductance, we…Marta Fernández-Lomana, Paula Obladen Aguilera, Beilun Wu et al.·Jan 23, 2026SaveLearn
Pressure-induced superconductivity in topological insulator Ge2Bi2Te5 and the evolution with Mn dopingIntroducing superconductivity (SC) or magnetism into topological insulators (TIs) can give rise to novel quantum states and exotic physical phenomena. Here, we report a high-pressure transport study…Shangjie Tian, Qi Wang, Yuqing Cao et al.·Jan 23, 2026SaveLearn
Superconductivity in non-centrosymmetric rhombohedral NbSe2Crystal stacking offers a powerful yet underexplored route to engineer symmetry in layered superconductors. Here we report superconductivity in rhombohedral-stacked NbSe2 (3R-NbSe2), a…Zhengxian Li, Xiaoyu Shen, Kai Liu et al.·Jan 23, 2026SaveLearn
Intertwined Charge Stripes and Majorana Zero Modes in An Iron-Based SuperconductorIn type-II superconductors, magnetic fields modulate the amplitude and phase of the superconducting order parameter, forming quantized vortices where superconductivity is locally suppressed and…Yu Liu, Li-Xuan Wei, Qiang-Jun Cheng et al.·Jan 22, 2026SaveLearn
Topological Semimetal Transport Modulated by Interstitial Fe in Ba(Fe1-xCox)2+δAs2$ SuperconductorsTopological semimetals are renowned for exhibiting large, unsaturated magnetoresistance arising from ultrahigh carrier mobility and electron-hole compensation. However, such behaviors remain poorly…Ze-Xian Deng, Qiang-Jun Cheng, Jing Jiang et al.·Jan 22, 2026SaveLearn
Modulation of superconducting properties by the charge density wave at the surface of 2H-NbSe2To investigate the interplay between charge density wave (CDW) and superconductivity, we performed ultralow-temperature spectroscopic-imaging scanning tunneling microscopy on the cleaved surface of…Tetsuo Hanaguri·Jan 22, 2026SaveLearn
Divergent Pressure Response of Superconductivity in Sc6MTe2 (M = Fe, Ru and Ir)Identifying and understanding non-BCS superconductivity remains a central challenge in condensed-matter physics. Here we focus on the Sc6MTe2 family (M =d-electron metal), which provides a…J. N. Graham, S. S. Islam, K. Yuchi et al.·Jan 21, 2026SaveLearn
Crystal growth and characterization of a hole-doped iron-based superconductor Ba(Fe0.875Ti0.125)2As2We report the crystal growth of a new hole-doped iron-based superconductor Ba(Fe0.875Ti0.125)2As2 by substituting Ti on the Fe site. The crystals are accidentally obtained in trying…Yi-Li Sun, Ze-Zhong Li, Yang Li et al.·Jan 21, 2026SaveLearn
Enhanced Charge-Density-Wave Order and Suppressed Superconductivity in Intercalated Bulk NbSe2The electronic ground states of transition-metal dichalcogenides are strongly shaped by reduced dimensionality, yet the properties of atomically thin layers remain difficult to probe due to their…Huanhuan Shi, Qili Li, Antoine M. T. Baron et al.·Jan 21, 2026SaveLearn
Theory of Andreev and shot noise spectroscopy for topological superconductors probed by s-wave superconducting tipsScanning tunneling microscopy (STM) and spectroscopy (STS) with s-wave superconducting tips has been widely applied to probe exotic superconductors, but its potential for investigating topological…Jushin Tei, Ryo Hanai, Satoshi Fujimoto et al.·Jan 20, 2026SaveLearn
A Modulated Electron Lattice (MEL) Criterion for Metallic SuperconductivityA central unresolved question in the theory of superconductivity is why only a small subset of metallic elements exhibit a superconducting state, whereas many others remain strictly normal. Neither…Jaehwahn Kim, Davis A. Rens, Waqas Khalid et al.·Jan 20, 2026SaveLearn
Lumped-Element Model of THz HEB Mixer Based on Sputtered MgB2 Thin FilmWe present a comprehensive analysis and experimental study of THz hot-electron bolometer (HEB) mixers made from 40-nm-thick sputtered magnesium diboride (MgB2) thin films on high-resistivity silicon…Changyun Yoo, Changsub Kim, Daniel P. Cunnane et al.·Jan 20, 2026SaveLearn
Vortex-parity-controlled diode effect in Corbino topological Josephson junctionsNonreciprocal supercurrents in Josephson junctions have recently emerged as a sensitive tool for investigating broken symmetries in superconducting quantum materials. Here, we report an even-odd…Joon Young Park, Thomas Werkmeister, Jonathan Zauberman et al.·Jan 20, 2026SaveLearn
Sparse Statistical Modeling in Condensed Matter PhysicsIn this work we explore the possibility of using sparse statistical modeling in condensed matter physics. The procedure is employed to two well known problems: elemental superconductors and heavy…J. McGee, S. V. Dordevic·Jan 20, 2026SaveLearn
Superconductor-insulator transitions in infinite-layer nickelates controlled via operando monitored reductionNickelates represent an emerging class of superconductors that demand innovative approaches for structural and electronic phase modulations. Continuous control over superconductor-insulator…Heng Wang, Haoliang Huang, Wei Lv et al.·Jan 20, 2026SaveLearn
Synthesizing Strong-Coupling Kohn-Luttinger Superconductivity in 2D Van der Waals materialsThe Kohn-Luttinger (KL) mechanism of pairing, which describes superconductivity emergent from repulsive interactions, typically yields Cooper pairs at high angular-momentum ( > 0) and extremely…Shi-Cong Mo, Hongyi Yu, Wéi Wú·Jan 19, 2026SaveLearn
Symmetry-broken superconducting configurations from density functional theory for bcc and hcp metals and Nb3SnWe recently proposed a unified theoretical framework for superconductivity that broadens the applicability of Bardeen-Cooper-Schrieffer (BCS) theory to both conventional and unconventional…Shun-Li Shang, Zi-Kui Liu·Jan 19, 2026SaveLearn
Resistivity anomalies and intrinsic spin-orbit coupling in superconducting thin film solid solutions of Nb1-xUx for 0.15 < x < 0.40Polycrystalline thin films of Nb1-xUx solid solutions with 0.15≤ x ≤ 0.40 were prepared via d.c. magnetron sputtering at ambient conditions. X-ray characterisation…Syed Akbar Hussain, Katie Brewer, Livina Onuegbu et al.·Jan 19, 2026SaveLearn