Laterally Differentiated Polymorphs: a route to multifunctional nanostructuresMultifunctional materials can exhibit emergent behavior from the coupling of two or more different properties. For example, coupling between magnetic and ferroelectric order enables electrical…Pete E. Lauer, Kensuke Hayashi, Yuichiro Kunai et al.·Apr 8, 2026SaveLearn
Stability of Supported Pd-based Ethanol Oxidation Reaction Electrocatalysts in Alkaline MediaThis study evaluates the dissolution of the supported electrocatalysts Pd/C, PdSn/C, PdNb/C, and PdFe3O4/C during ethanol oxidation reaction for ADLFC applications. A scanning flow cell (SFC) coupled…Tuani C. Gentil, Maria Minichova, Valentín Briega-Martos et al.·Apr 8, 2026SaveLearn
Symmetry-protected four double-Weyl fermions and their topological phase transitions in nonmagnetic crystalsRealizing Weyl semimetals (WSMs) with the minimal number of Weyl points (WPs) fundamentally simplifies extracting intrinsic topological responses. While a minimum of four conventional (|C|=1) WPs…Yun-Yun Bai, Ke-Xin Pang, Yan Gao·Apr 8, 2026SaveLearn
Physics-Informed 3D Atomic Reconstruction and Dynamics of Free-Standing Graphene from Single Low-Dose TEM ImagesResolving the three-dimensional (3D) atomic geometry of free-standing graphene in real time is essential for understanding how intrinsic rippling governs its electronic properties. However, the low…Xiaojun Zhang, Shih-Wei Hung, Yawei Wu et al.·Apr 8, 2026SaveLearn
Determining the Free-Carrier Fraction in 2D Perovskites using Power Dependent PhotoluminescenceDetermining the nature of the optical excited state (excitons or free carriers) in nanostructured materials is crucial for device design, as optoelectronic and photovoltaic technologies require…Antonella Cutrupi, Marc Melendez Schofield, Raquel Utrera-Melero et al.·Apr 8, 2026SaveLearn
Programmable Photocatalysis via Symmetry-Defined Periodic PotentialsPhotocatalysis in atomically thin semiconductors is often limited by rapid electron-hole recombination, making it difficult to translate favorable band structures into efficient chemical function.…Qun Yang, Di Luo, Prineha Narang·Apr 8, 2026SaveLearn
Magnetoelastic Transport-Path Reconstruction and Giant Magnetotransport Responses in a Two-Dimensional AntiferromagnetNonvolatile magnetotransport responses in a single magnetic material have generally not been expected to exhibit a large ON/OFF ratio, because they are usually tied to spin-orbit coupling and…Liu Yang, Ming Li, Shui-Sen Zhang et al.·Apr 8, 2026SaveLearn
Fe3O4 nano-octahedra and SnO2 nanorods modifying low-Pd amount electrocatalysts for alkaline direct ethanol fuel cellsThis work describes the ethanol oxidation reaction (EOR) in alkaline medium using low-palladium nanoparticle electrocatalysts modified by Fe3O4 nano-octahedra and SnO2 nanorods. Operation studies on…Tuani C. Gentil, Lanna E. B. Lucchetti, João Paulo C. Moura et al.·Apr 8, 2026SaveLearn
Photo-Assisted Pd-Nb2O5/Carbon Nanocomposites for Enhanced Ethanol Electro-Oxidation Kinetics and CO Tolerance in Alkaline MediaPd-based anodes for alcohol oxidation suffer from surface poisoning and sluggish kinetics. Here, we developed Pd-Nb2O5/C nanocomposites to improve ethanol electrooxidation kinetics and CO tolerance…João V. T. Neves, Stephanie S. Aristides-Barros, Aline B. Trench et al.·Apr 8, 2026SaveLearn
Excitons in WSe2 time-resolved ARPES: particle or oscillation?The time-resolved angle-resolved photoemission spectra of WSe2, a paradigmatic transition metal dichalcogenide, are dominated by a transient signal that, after being initially observed in the gap…Kai Wu, Michele Puppin, Andrea Marini·Apr 8, 2026SaveLearn
Machine learning Hamiltonian enables scalable and accurate defect calculations: The case of oxygen vacancies in amorphous SiO2Point defects critically influence the properties of materials and devices, yet density functional theory (DFT) remains computationally demanding for defect supercell calculations. Machine learning…Zhenxing Dai, Zhong Yang, Mingjue Ni et al.·Apr 8, 2026SaveLearn
Photoexcited Hole States at the SrTiO3(001) Surface Imaged with Noncontact AFMThe behaviour of excess charges in ionic lattices, such as the formation of polarons and charge trapping at defect sites, influences the physical and chemical properties of materials and translates…Igor Sokolovic, Florian Ellinger, Aji Alexander et al.·Apr 8, 2026SaveLearn
Towards viable H2 storage in Ca decorated low-dimensional materials with insights from reference quantum Monte CarloHydrogen technology is set to be a key energy alternative for mitigating pollution and reducing CO2 emissions. However, the current storage mechanism of hydrogen molecules in carbon fibre tanks…Yasmine S. Al-Hamdani, Dario Alfè, Andrea Zen·Apr 8, 2026SaveLearn
Unveiling Mechanisms of SEI Formation and Sodium Loss in Sodium Batteries via Interface Reactor SamplingThe solid electrolyte interphase SEI critically dictates the cyclability and Coulombic efficiency of sodium-metal batteries, yet its dynamic formation mechanisms and atomic-scale evolution during…Zhoulin Liu, Ziliang Wang, Zherui Chen et al.·Apr 8, 2026SaveLearn
Microscopic contributions to the deviation from Amontons friction lawWe investigate the nanoscale friction behaviour of MX2 monolayers (M = Mo, W; X = S, Se) on Au(111) and Ag(111) substrates with a silicon tip using classical molecular dynamics simulations with…Suresh Ravisankar, Ravikant Kumar, Antonio Cammarata et al.·Apr 8, 2026SaveLearn
Volume Collapse Without a Structural Transition in Shock-Compressed FeOWe report x-ray diffraction and emission spectroscopy of FeO under laser-driven shock compression between 31-199 GPa. FeO retains the B1 (rocksalt) structure along the Hugoniot to the melt boundary…C. Crépisson, T. Stevens, M. Fitzgerald et al.·Apr 8, 2026SaveLearn
Bond-Strength-Based Understanding of Oxygen Vacancy Migration Barriers in Rutile OxidesWe carry out bond-strength based analysis for the migration barrier (E B) of oxygen vacancies in rutile-type 3d transition-metal dioxides by combining density-functional theory (DFT) and…Inseo Kim, Minseok Choi·Apr 8, 2026SaveLearn
High-Mobility Indium Native Oxide Transistors via Liquid-Metal Printing in AirOxide semiconductors have emerged as common channel materials in transistors and hold promise for next-generation electronics, yet achieving high mobility typically requires costly vacuum-based…Shi-Rui Zhang, Sanjoy Kumar Nandi, Felipe Kremer et al.·Apr 8, 2026SaveLearn
On the possibility of hybrid chalcogenide perovskite photovoltaicsChalcogenide perovskites are an emerging class of photovoltaic absorbers offering stable, lead-free structures and promising optoelectronic properties. To date, the literature on chalcogenide…Ruiqi Wu, JJ Acton, Shirui Wang et al.·Apr 8, 2026SaveLearn
Lattice location of ion-implanted 6He in diamondThe properties of He in diamond are of interest with respect to geological dating and the creation of color centers with possible quantum applications. We report on the lattice location of the…U. Wahl, J. G. Correia, A. Costa et al.·Apr 7, 2026SaveLearn
Quantitative 3D Analysis of Porosity and Fractal Geometry in Electrochemically Etched Macroporous SiliconMacroporous silicon is widely employed in sensing and optoelectronic applications due to its large internal surface area and adjustable pore structure. However, quantitative correlations between…A. Ramírez-Porras, I. Prado, N. R. Schwarz et al.·Apr 7, 2026SaveLearn
Study of the Nonlinear Dependence of Anomalous Hall Conductivity on Magnetization in Weak Itinerant Ferromagnet ZrZn2As opposed to the ordinary Hall effect, the anomalous Hall effect (AHE) remained unexplained for decades, and, amazingly, some misconceptions have survived even now, in particular, the claim that AHE…Surasree Sadhukhan, Stepan S. Tsirkin, Yaroslav Zhumagulov et al.·Apr 7, 2026SaveLearn
Influence of Manganese Content on Plastic Deformation Mechanisms in Polycrystalline α-Ti-Mn AlloysTitanium alloys are widely used in aerospace, biomedical, and energy applications owing to their high specific strength, corrosion resistance, and biocompatibility. Among them, α-titanium alloys…G. Marković, M. Fedorov, M. Sokića et al.·Apr 7, 2026SaveLearn
Grafted Low-Leakage Si/AlN p-n Diodes Enabled by Fluorinated AlN InterfaceUltrawide-bandgap AlN is a promising material for next-generation power electronics; however, its practical implementation is hindered by unstable surface chemistry and the high activation energy of…Yi Lu, Tsung-Han Tsai, Qingxiao Wang et al.·Apr 7, 2026SaveLearn
Optoelectronic and Thermoelectric Properties of High-Performance AlSb SemiconductorsThis study presents a comprehensive first-principles investigation of the optoelectronic and thermoelectric properties of aluminum antimonide (AlSb) in its cubic (F-43m) and hexagonal (P63mc) phases.…Dilshod Nematov, Amondulloi Burkhonzoda, Iskandar Raufov et al.·Apr 7, 2026SaveLearn