High-field superconductivity from atomic-scale confinement and spin-orbit coupling at (111)LaAlO3/KTaO3 interfacesWe study the superconducting critical fields of two-dimensional electron systems at (111)LaAlO3/KTaO3 interfaces as a function of electrostatic back-gating. Our work reveals inplane…Ulderico Filippozzi, Graham Kimbell, Davide Pizzirani et al.·Nov 8, 2024SaveLearn
Superconducting Energy Gap Structure of CsV3Sb5 from Magnetic Penetration Depth MeasurementsExperimental determination of the structure of the superconducting order parameter in the kagome lattice compound CsV3Sb5 is an essential step towards understanding the nature of the…Morgan J Grant, Yi Liu, Guang-Han Cao et al.·Nov 8, 2024SaveLearn
Influence of superconductor dirtiness on the SNSPD sensitivity-bandwidth trade-offPractical superconducting nanowire single photon detectors (SNSPDs) demonstrate a strong trade-off between detection sensitivity and the reset time. Often, there are wide variations in sensitivity…Souvik Haldar, Yash Sharma, Krishna B. Balasubramanian·Nov 8, 2024SaveLearn
Quantum Geometric Kohn-Luttinger SuperconductivityCoulomb repulsion can, counterintuitively, mediate Cooper pairing via the Kohn-Luttinger mechanism. However, it is commonly believed that observability of the effect requires special circumstances --…Gal Shavit, Jason Alicea·Nov 7, 2024SaveLearn
Pressure Induced 18 K Superconductivity and Two Superconducting Phases in CuIr2S4We report pressure-induced superconductivity in the spinel CuIr2S4 with a transition temperature (Tc) reaching 18.2 K, establishing a new record for this class of…Bijuan Chen, Yuhao Gu, Dong Wang et al.·Nov 7, 2024SaveLearn
Comments on "Procedures for proper validation of record critical current density claims" by Chiara Tarantini and David C. LarbalestierWe provide comments on article titled "Procedures for proper validation of record critical current density claims" by Chiara Tarantini and David C. Larbalestier, arXiv:2410.22195. We respond…Massimiliano Polichetti, Armando Galluzzi, Rohit Kumar et al.·Nov 7, 2024SaveLearn
Effects of doping on polar order in SrTiO3 from first-principles modelingSrTiO3 is an incipient ferroelectric and an exceptionally dilute superconductor with a dome-like dependence on carrier concentration. Stabilization of a polar phase through chemical substitution…Alex Hallett, John W. Harter·Nov 7, 2024SaveLearn
Achieving superconductivity in infinite-layer nickelate thin films by aluminum sputtering depositionThe recent discovery of superconductivity in infinite-layer (IL, ABO2) nickelates has opened a new avenue to deepen the understanding of high-temperature superconductivity. However, progress in…Dongxin Zhang, Aravind Raji, Luis M. Vicente-Arche et al.·Nov 7, 2024SaveLearn
Linear non-saturating magnetoresistance and superconductivity in epitaxial thin films of YbSb2Rare-earth diantimonides display intriguing ground states often associated with structural order, which can be manipulated in thin film geometries. In this study, we report epitaxial synthesis of one…Rudra Dhara, Pritam Das, Sulagna Datta et al.·Nov 7, 2024SaveLearn
Characterization of Adiabatic Quantum-Flux-Parametrons in the MIT LL SFQ5ee+ ProcessAdiabatic quantum-flux-parametron (AQFP) logic is a proven energy-efficient superconductor technology for various applications. To address the scalability challenges, we investigated AQFP shift…Sergey K. Tolpygo, Evan B. Golden, Christopher L. Ayala et al.·Nov 6, 2024SaveLearn
Intrinsic Negative Magnetoresistance in Layered AFM Semimetals: the Case of EuSn2As2Here, by applying a comprehensive approach including magnetic, transport measurements, ARPES band structure measurements, DFT calculations, and analytical theory consideration, we unveil the puzzling…K. S. Pervakov, A. V. Sadakov, O. A. Sobolevskiy et al.·Nov 6, 2024SaveLearn
Ambient pressure high temperature superconductivity in RbPH3 facilitated by ionic anharmonicityRecent predictions of metastable high-temperature hydride superconductors give hope that superconductivity at ambient conditions is within reach. In this work, we predict RbPH3 as a new compound…Đorđe Dangić, Yue-Wen Fang, Tiago F. T. Cerqueira et al.·Nov 6, 2024SaveLearn
Extraction and Simulation of the Impact of Flux Trapping in Moats of AC-Biased Shift RegistersMoats in superconducting ground planes are used to trap magnetic flux away from sensitive parts of superconductor integrated circuits. We simulate the effect of magnetic flux trapped in moats on the…Scott E. Meninger, Sergey K. Tolpygo·Nov 5, 2024SaveLearn
Quantum geometry induced microwave enhancement of flat band superconductivityPhoto-control of correlated phases is central to advancing and manipulating novel functional properties of quantum materials. Here, we explore microwave enhancement of superconductivity in flat bands…Arpit Arora, Jonathan B. Curtis, Prineha Narang·Nov 5, 2024SaveLearn
Clear Reduction in Spin Susceptibility and Superconducting Spin Rotation for H a in the Early-Stage Sample of Spin-Triplet Superconductor UTe2We report the re-measurement of the a-axis spin susceptibility component in an early-stage sample of the spin-triplet superconductor UTe2 with the transition temperature of T SC = 1.6 K.…Shunsaku Kitagawa, Kousuke Nakanishi, Hiroki Matsumura et al.·Nov 5, 2024SaveLearn
Josephson effect and odd-frequency pairing in superconducting junctions with unconventional magnetsWe consider Josephson junctions formed by coupling two conventional superconductors via an unconventional magnet and investigate the formation of Andreev bound states, their impact on the Josephson…Yuri Fukaya, Kazuki Maeda, Keiji Yada et al.·Nov 4, 2024SaveLearn
Topological incommensurate Fulde-Ferrell-Larkin-Ovchinnikov superconductor and Bogoliubov Fermi surface in rhombohedral tetra-layer grapheneWe performed a random phase approximation (RPA) calculation for a spin-valley polarized model of the rhombohedral tetra-layer graphene to study the possibility of chiral superconductor from the…Hui Yang, Ya-Hui Zhang·Nov 4, 2024SaveLearn
Spin-stripe order tied to the pseudogap phase in La1.8-xEu0.2SrxCuO4Although spin and charge stripes in high-Tc cuprates have been extensively studied, the exact range of carrier concentration over which they form a static order remains uncertain, complicating…A. Missiaen, H. Mayaffre, S. Krämer et al.·Nov 4, 2024SaveLearn
Adatom engineering magnetic order in superconductors: Applications to altermagnetic superconductivityWe study theoretically how superlattices based on adatoms on surfaces of unconventional superconductors can be used to engineer novel pairing states that break time-reversal symmetry and exhibit…Lucas V. Pupim, Mathias S. Scheurer·Nov 4, 2024SaveLearn
Full counting statistics for unconventional superconductor junctionsNoise and current measurements are key tools for studying mesoscopic systems, revealing insights beyond conductance alone. For instance, noise measurements show that transport carriers in…Tim Kokkeler, Alexander Golubov, F. Sebastian Bergeret et al.·Nov 4, 2024SaveLearn
Theory of potential impurity scattering in pressurized superconducting La3Ni2O7Recently discovered high-Tc superconductivity in pressurized bilayer nickelate La3Ni2O7 (La-327) is believed to be driven by the non-phononic repulsive interaction. Depending on the…Steffen Bötzel, Frank Lechermann, Takasada Shibauchi et al.·Nov 4, 2024SaveLearn
Observation of Majorana zero modes emerged from topological Dirac semimetal states under uniaxial strainThe topological properties observed in iron-based superconductors extend our understanding of vortex Majorana quasiparticle excitations in unexpected ways. Vortex Majorana physics has been…Quanxin Hu, Shengshan Qin, Yi Peng et al.·Nov 3, 2024SaveLearn
High-pressure self-flux growth and characterization of Li-deficient Li0.95FeAs single crystalsSingle crystals of LiFeAs were successfully grown by a self-flux method using the cubic anvil high-pressure and high-temperature technique. The reaction took place in a closed boron nitride crucible…N. D. Zhigadlo·Nov 3, 2024SaveLearn
Probing disorder-induced time-reversal symmetry breaking in Josephson junctionsThe relation between superconductivity and time-reversal symmetry (TRS) is one of the most fascinating problems in condensed matter physics. Although most superconductors inherently possess TRS,…Yu Wu, Daiqiang Huang, Huanyu Zhang et al.·Nov 2, 2024SaveLearn
Singlet-triplet mixed state in spin-orbital-parity coupled superconductorsUnlike noncentrosymmetric superconductors, the effects of spin singlet- and spin triplet-pairing mixing in centrosymmetric superconductors remain ambiguous. Recently, it was experimentally…Tsz Fung Heung, Yip Chun Wong·Nov 2, 2024SaveLearn