Distinct Uniaxial Stress and Pressure Fingerprint of Superconductivity in the 3D Kagome Lattice Compound CeRu2The exploration of tunable superconductivity in strongly correlated electron systems is a central pursuit in condensed matter physics, with implications for both fundamental understanding and…O. Gerguri, D. Das, V. Sazgari et al.·Jul 13, 2025SaveLearn
Quantum interference among vortex bound states in superconductorsIn a recent experiment (Hou et al Phys. Rev. X 15, 011027), a new type of necklace-like vortex bound state (VBS) was observed and attributed to disorder induced interference among different Caroli-de…Yi-Ming Fu, Da Wang, Qiang-Hua Wang·Jul 13, 2025SaveLearn
Topological in-gap chiral edge states in superconducting Haldane model with spin-orbit couplingTopological superconductivity is currently one of the prime interests, given the properties of its exotic nature of chiral edge states. A broken time-reversal symmetry (TRS) is an essential…Sajid Sekh, Andrzej Ptok·Jul 12, 2025SaveLearn
Screened superexchange mechanism for superconductivity applied to cupratesIn 1965, Kohn and Luttinger published a note revealing that dynamical screening of the repulsive Coulomb interaction leads under certain conditions to an effective attraction necessary for the…Patrick Navez·Jul 11, 2025SaveLearn
A Cryogenic Uniaxial Strain Cell for Elastoresistance MeasurementsWe present the design, implementation, and validation of a cryo-compatible strain cell for elastoresistance measurements in quantum materials. The cell is actuated by three large-format piezoelectric…Franz Eckelt, Isidoro Cavallaro, Ralph Wagner et al.·Jul 11, 2025SaveLearn
Microscopic Scattering Approach to In-Gap States: Cr Adatoms on Superconducting β-Bi2PdWe develop a microscopic scattering formalism to describe Yu-Shiba-Rusinov (YSR) states due to a single Cr adatom on the Bi-terminated surface of β-Bi2Pd, by combining ab initio Wannier functions…Joseph Sink, Hari Paudyal, Divya Jyoti et al.·Jul 11, 2025SaveLearn
Strengthened correlations near [110] edges of d-wave superconductors in the t-J model with the Gutzwiller approximationWe report results of a study of strongly correlated d-wave superconducting slabs within a t-J model solved using the statistically consistent Gutzwiller approach. For different dopings, we model…Ambjorn Joki, Mikael Fogelstrom, Tomas Lofwander·Jul 11, 2025SaveLearn
Control of nonreciprocal charge transport in topological insulator/superconductor heterostructures with Fermi level tuning and superconducting-layer thicknessNonreciprocal charge transport (NCT) is defined as a phenomenon where electrical resistance depends on the current direction. It has been drawing much attention because it sensitively reflects the…Soma Nagahama, Yuki Sato, Minoru Kawamura et al.·Jul 11, 2025SaveLearn
Charge distribution and magnetism in bilayer La3Ni2O7: a hybrid functional studyAn accurate understanding of the ground state electronic properties of La3Ni2O7, a high-temperature superconductor under pressure, is key for unveiling the origin of its superconductivity.…Kateryna Foyevtsova, Ilya Elfimov, George A. Sawatzky·Jul 10, 2025SaveLearn
Induced phase transitions and spontaneous symmetry breaking based on the renormalized Ginzburg-Landau theoryIn this study, we present theoretical investigations of phase transitions and critical phenomena in materials through the lens of second-order Ginzburg-Landau theory, in conjunction with…Feulefack Ornela Claire, Tsague Fotio Carlos, Keumo Tsiaze Roger Magloire et al.·Jul 10, 2025SaveLearn
Temperature Dependent Optical Response Of High- Tc Yba2cu3o7-δ (Ybco) Thin FilmsWe report on the temperature-dependent optical response of thin films of YBa2Cu3O7-δ (YBCO) in the visible spectral range under cryogenic conditions. Specifically, we observe an increase in…Vivek Khichar, V. A. Chirayath, Jonathan Asaadi et al.·Jul 10, 2025SaveLearn
Crossing over from flat band superconductivity to conventional superconductivityOver the past ten years, flat band (FB) or geometric superconductivity has become a major issue in condensed matter physics due to the significant technological benefits it could offer. Observations…M. Thumin, G. Bouzerar·Jul 10, 2025SaveLearn
A comprehensive study of bond bipolaron superconductivity in triangular latticeWe employ the diagrammatic Monte Carlo method with a lattice path-integral formulation for both electron and phonon degrees of freedom to investigate the formation and properties of bond polarons and…Chao Zhang·Jul 10, 2025SaveLearn
Nodeless superconductivity in 4Hb-TaS2 with broken time reversal symmetryThe transition metal dichalcogenide 4Hb-TaS2 exhibits characteristics of topological edge modes and two-component superconductivity with time-reversal symmetry breaking (TRSB). The nature…Yuwei Zhou, Fanyu Meng, Yanen Huang et al.·Jul 10, 2025SaveLearn
Dark states of electrons in a quantum system with two pairs of sublatticesA quantum state of matter that is forbidden to interact with photons and is therefore undetectable by spectroscopic means is called a dark state. This basic concept can be applied to condensed matter…Yoonah Chung, Minsu Kim, Yeryn Kim et al.·Jul 10, 2025SaveLearn
Observation of superconductivity-induced leading-edge gap in Sr-doped La3Ni2O7 thin filmsThe discovery of high-temperature superconductivity in pressurized bulk La3Ni2O7 has ignited significant interest in nickelate superconductors. Unlike cuprates,…Wenjie Sun, Zhicheng Jiang, Bo Hao et al.·Jul 10, 2025SaveLearn
Fermi-surface diagnosis for topological superconductivity with s-wave-like pairing symmetriesTheoretical prediction of topological superconductivity is key to their discovery. Recently, it is proved that in 199 out of 230 space groups, topological superconductivity coexists with an…Zhongyi Zhang, Ken Shiozaki, Chen Fang et al.·Jul 10, 2025SaveLearn
Real-space understanding of electron-phonon coupling in superconducting hydridesElectron-phonon coupling is at the origin of conventional superconductivity, enabling the pairing of electrons into Cooper pairs. The electron-phonon matrix elements depend on the electronic…Trinidad Novoa, Francesco Belli, Raffaello Bianco et al.·Jul 9, 2025SaveLearn
Enhanced superconductivity via layer differentiation in trilayer Hubbard modelMotivated by the highest superconducting transition temperature (Tc) in multilayer cuprates,we investigated the trilayer Hubbard model by adopting the large-scale dynamical cluster quantum Monte…Xun Liu, Mi Jiang·Jul 9, 2025SaveLearn
Origin of insulating-like behavior of Bi2Sr2CaCu2O8+x under pressure: A first-principles studyRecent experimental study on Bi2Sr2CaCu2O8+x superconductors has revealed an unexpected quantum phase transition from superconducting state to insulatinglike state under pressure [Zhou…Xin Du, Jian-Feng Zhang, Zhong-Yi Lu et al.·Jul 9, 2025SaveLearn
Excess quasiparticles and their dynamics in the presence of subgap statesMaterial inhomogeneities in a superconductor generically lead to broadening of the density of states and to subgap states. The latter are associated with spatial fluctuations of the gap in which…P. B. Fischer, G. Catelani·Jul 9, 2025SaveLearn
Discovery of High-Temperature Charge Order and Time-Reversal Symmetry-Breaking in the Kagome Superconductor YRu3Si2The identification of high-temperature unconventional charge order and superconductivity in kagome quantum materials is pivotal for deepening our understanding of geometrically frustrated and…P. Kràl, J. N. Graham, V. Sazgari et al.·Jul 9, 2025SaveLearn
Nodeless superconducting gap and electron-boson coupling in (La,Pr,Sm)3Ni2O7 filmsThe discovery of superconductivity in Ruddlesden-Popper (RP) bilayer nickelate films under ambient pressure provides an unprecedented opportunity to directly investigate electronic energy scales of…Jianchang Shen, Guangdi Zhou, Yu Miao et al.·Jul 9, 2025SaveLearn
Enhanced Andreev Reflection in Flat-Band Systems: Wave Packet Dynamics, DC Transport and the Josephson EffectWe investigate Andreev reflection (AR) in a proximity-induced normal-superconductor (NS) junction within the extended α-T3 lattice, emphasizing the impact of flat bands on AR. Our…Sarbajit Mazumdar, Anamitra Mukherjee, Kush Saha et al.·Jul 8, 2025SaveLearn
Superconducting Photocurrent and Light Enriched Supercurrent Phase RelationNoncentrosymmetric superconductors are expected to exhibit DC photocurrents even for irradiation frequencies below the superconducting gap. Such superconducting photocurrent are non-dissipative and…Oles Matsyshyn, Justin C. W. Song·Jul 8, 2025SaveLearn