Flexoelectric Polarization in Wrinkled Janus Transition-Metal Dichalcogenide MonolayersStrain-gradient engineering via out-of-plane wrinkling offers a powerful route to tune electronic and electromechanical properties in two-dimensional (2D) materials. Here, we systematically…Stefan Velja, Surender Kumar, Domenico Corona et al.·Sep 8, 2026SaveLearn
Light-facilitated ferroelectric switching in wurtzite crystalsWurtzite ferroelectrics combine large remanent polarization with full CMOS compatibility, positioning them as a leading platform for next-generation non-volatile memory. Their practical deployment,…Ricardo Jiménez-Sánchez, Fernando Salazar, Miguel Cruz-Irisson et al.·Sep 8, 2026SaveLearn
Pressure Evolution of Atomic Volume Systematics in Transition MetalsWe investigated the evolution of the well-known parabolic dependence of atomic volume on atomic number in transition metals under extreme compression at pressures up to 400 GPa using density…Masaaki Geshi, Yuichi Akahama·Sep 8, 2026SaveLearn
Atomistic modeling of molecular beam epitaxy growth of SrTiO3 and Sr2TiO4 thin filmsMolecular beam epitaxy (MBE) is renowned for its potential for atomic layer control, but unexpected growth mechanisms can potentially compromise this level of precision. In this study, we employ…Guangfu Luo, Dane Morgan·Sep 8, 2026SaveLearn
Temperature-Dependent nonlinear optics from first-principles: Second-Harmonic Generation in few-layers MoS2We present a first-principles real-time approach to study non-linear response of solids at finite temperature. Finite temperature effects are included as renormalization of the quasiparticle energies…Anna Romani, Claudio Attaccalite, Myrta Grüning·Sep 7, 2026SaveLearn
High-Field Electron Transport in AlGaN alloys: A Full-Band Monte Carlo Study Based on Ab Initio Supercell CalculationsAlGaN alloys are promising wide and ultra-wide-bandgap semiconductors for next-generation power and RF electronics applications. To realize the full potential of AlGaN based devices, it is important…Animesh Datta, Matinehsadat Hosseinigheidari, Uttam Singisetti·Sep 7, 2026SaveLearn
Exciton Coherence in CsPbBr3 Nanocrystals is Bounded by Phonon-Mediated Bright-Triplet RelaxationScalable sources of indistinguishable single photons or entangled photon pairs are fundamental to many quantum photonic technologies. Colloidal lead halide perovskite nanocrystals are promising such…Tara Šverko, Annette J. Jones, Chantalle J. Krajewska et al.·Sep 7, 2026SaveLearn
Switchable Altermagnetism in a Layered van der Waals Metal-Organic Framework Driven by Spin-CrossoverDynamical control of altermagnetism is a key requirement for translating its unique spin-dependent functionalities into practical spintronic devices, yet effective switching mechanisms remain largely…Diego López-Alcalá, Alberto M. Ruiz, Andrei Shumilin et al.·Sep 7, 2026SaveLearn
Benchmarking Universal Machine Learning Force Fields for Crystal Structure Prediction of High-Energy Molecular SystemsRecent developments of universal machine learning interatomic potentials (UMLIPs) offer a fast route for screening molecular crystals based on geometry relaxation and energy ranking, but their…Musiha Mahfuza Mukta, Osman Goni Ridwan, Romain Perriot et al.·Sep 7, 2026SaveLearn
Quantifying thermal and driven magnon populations with femtosecond noise correlation spectroscopyPrecise knowledge of the total number of magnons, including both coherent and incoherent (e.g. thermal) excitations, is imperative for the advancement of fundamental spin-wave physics and the…F. S. Herbst, M. A. Weiss, A. Leitenstorfer et al.·Sep 7, 2026SaveLearn
How to enhance the applicability of Murnaghan equation of stateThe paper presents the brief overview of known isothermal equations of state for solids and of theoretical background to construct them, focusing on widely used Murnaghan equation. Since the latter…V. V. Bannikov·Sep 7, 2026SaveLearn
Modular and Cost-effective Scanning Photocurrent Microscopy System for Sub-micron characterization of 2D optoelectronic devicesScanning photocurrent microscopy (SPCM) is a powerful technique for probing local optoelectronic phenomena in 2D semiconducting devices. However, commercial setups remain costly, complex and often…Nuria Jiménez-Arévalo, Dan Zheng, Yong Xie et al.·Sep 7, 2026SaveLearn
Metallic-Phase-Fe3GaTe2 Enabled Interface Engineering for Self-Powered and High-Gain WS2 PhotodetectorsTwo-dimensional transition-metal dichalcogenides offer strong light-matter interaction but suffer from inefficient carrier separation and contact-related losses in photodetectors. Here, we…Wajid Ali, Ming Huang, Juan Li et al.·Sep 7, 2026SaveLearn
Atomistic origin and strain control of the finite-temperature dielectric response in BaTiO3The dielectric response of BaTiO3 (BTO) varies strongly with temperature, yet its local atomic origin remains unclear. Using electric-field-coupled molecular dynamics with a machine-learning force…Ryotaro Sahashi, Po-Yen Chen, Teruyasu Mizoguchi·Sep 7, 2026SaveLearn
Groove-shaped defects in as-grown (001)-oriented β-Ga2O3 epilayers prepared by halide vapor phase epitaxyGroove-shaped defects (GSDs) degrade the surface flatness of as-grown (001)-oriented β-Ga2O3 epilayers and necessitate chemical mechanical polishing before device fabrication, increasing…Yongzhao Yao, Daiki Katsube, Hirotaka Yamaguchi et al.·Sep 7, 2026SaveLearn
Coupled structural and electronic evolution under pressure in CuIr2Se4, CuRh2S4, and CuRh2Se4Spinel chalcogenides provide a platform for investigating the interplay among metallic, superconducting, and pressure-induced insulating states. Here, we combine synchrotron powder X-ray diffraction…M. Emi, M. Shiomi, K. Kojima et al.·Sep 7, 2026SaveLearn
Excitons probe intrinsic flat band Mottness in a van der Waals heterostructureExcitons provide a sensitive optical probe of electronic correlations in nearby two-dimensional materials, yet their coupling to intrinsic flat-band Mott systems remains largely unexplored. Here we…Xinyue Huang, Xintong Tan, Haowei Chen et al.·Sep 7, 2026SaveLearn
Quantum hot carrier spectra in plasmonic catalysisVibrational activation of admolecules on metal nanoparticles is an elementary step in plasmonic catalysis, yet the underlying dynamics driven by hot carriers is not fully understood in the quantum…Yu Chen, Hanwen Jin, Fei Gao et al.·Sep 7, 2026SaveLearn
Metastable polar order and phase competition in Carpy-Galy LaTaO4Carpy-Galy LaTaO4 undergoes a structural sequence linking the antipolar monoclinic P21/c ground state and the polar orthorhombic Cmc21 phase through an incommensurately modulated regime.…Yongjin Shin·Sep 7, 2026SaveLearn
Restoring the Surface Magnetic Gap in MnBi2Te4A widespread experimental realization of quantized anomalous transport in the intrinsic magnetic topological insulator MnBi2Te4 is hindered by its elusive surface magnetic gap. Uncovering the…Ce Bian, Hengxin Tan, Wenhui Duan·Sep 7, 2026SaveLearn
Scalable machine learning framework for multiphase identification from powder X-ray diffractionX-ray diffraction (XRD) is the primary tool for identifying crystalline phases following synthesis, but automated phase identification remains challenging, particularly for multiphase samples with…Xinyang Tong, Ethan Jin, Jiahan Xu et al.·Sep 7, 2026SaveLearn
Human-agent discovery of reconfigurable in-plane ferroelectric superdomain controlAutomated experimentation is most effective when the observables, available actions, and objective are defined before the experiment starts, as is the case for Bayesian optimization. However, in many…Yu Liu, Boris Slautin, Ching-Che Lin et al.·Sep 7, 2026SaveLearn
Magneto-spin-orbit graphene: Chern topology and photoinduced Hall responseMagneto-spin-orbit graphene can host Chern phases due to proximity interactions, but in realistic heterostructures these depend on substrate chemistry, local stacking registry and may be altered by…Artem V. Tarasov, Alexander V. Eryzhenkov·Sep 6, 2026SaveLearn
A Novel Nb-Based Eutectic Superalloy with Exceptional Ultrahigh-Temperature Mechanical PropertiesRefractory alloys operating above 1300 °C, beyond the limit of Ni-based superalloys, must balance high-temperature strength, thermal stability, low density, low cost, and room-temperature tensile…Ayeman M. Nahin, Alfredo Navarrete, Xiaokun Yang et al.·Sep 6, 2026SaveLearn
Collective Excitonic Structure Governs Anomalously Weak Thermal Optical Dephasing in Conjugated PolymersConjugated polymer aggregates exhibit optical decoherence in the presence of strong vibronic coupling and substantial diversity in chemical structure, solid-state organization, and excitonic…Henry J. Kantrow, Elizabeth Gutiérrez-Meza, Eric R. Bittner et al.·Sep 6, 2026SaveLearn