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Impact of interstitial carbon on local lattice distortions in CoCrFeMnNi high-entropy alloys

Alevtina Smekhova、Alexei Kuzmin、G. Mohan Muralikrishna 等 8 位作者2026-08-22arXiv

Here, we explore component-dependent local lattice distortions in polycrystalline, equiatomic, face-centered cubic CrMnFeCoNi high-entropy alloys and their modifications induced by dilute interstitial carbon. Multi-edge extended X-ray absorption fine structure spectroscopy combined with reverse Monte Carlo analysis re…

Materials Science

Insight into the molecular dynamics of barocaloric molecular crystals using quasi-elastic neutron scattering

Frederic Rendell-Bhatti、David Boldrin、Markus Appel 等 4 位作者2026-08-22arXiv

Barocaloric (BC) molecular crystals exhibit order-disorder phase transitions that o9er a promising basis for solid-state heating and cooling. However, rational design of these next-generation materials requires microscopic understanding of the molecular dynamics that drive the transitional entropy change. Quasi-elasti…

Materials Science

A surviving pink spinel records an early aluminous melt on the ureilite parent body

Yaozhu Li、Phil J. A. McCausland、Roberta L. Flemming 等 5 位作者2026-08-22arXiv

Ureilites are ultramafic achondrites interpreted as fragments of a differentiated parent body, yet their origin and evolution remain debated because textural equilibrium coexists with chemically primitive compositions. Here we report mineralogical, isotopic, and microstructural observations from polymict ureilite Elep…

Materials Scienceastro-ph.EP

Dynamic Magnetic Pair-Density Function of a One-Dimensional Ferromagnet

Shin-ichi Shamoto2026-08-22arXiv

The dynamic magnetic pair-density function (DymPDF) $D_{\rm M}(r, E)$ is derived by extending the static magnetic pair distribution function (mPDF) to finite energy transfer. The analytical DymPDF of a one-dimensional Heisenberg ferromagnet is obtained from the magnon dispersion and compared with simulations performed…

Materials Science

Cross-Temperature Defect Identification in Atomistic Simulations via Multi-Level Domain Alignment

Yating Fang、Jungmin Kim、Qian Qian Zhao 等 7 位作者2026-08-22arXiv

Identifying atomic defects at elevated temperature is difficult because thermal fluctuations blur the local symmetry that both geometric heuristics and supervised classifiers rely on: trustworthy labels exist in low-temperature reference configurations, while the high-temperature regime where robust analysis matters m…

Materials Sciencecs.LGphysics.comp-ph

A novel strategy for achieving a low-field lightweight permanent MRI magnet system with good magnetic field homogeneity and low eddy current

Jingzhi Han、Jiangqian Guo、Peng Shen 等 13 位作者2026-08-22arXiv

In low-field, lightweight, pole-pieceless permanent-magnet MRI systems built with sintered Nd-Fe-B or Sm-Co magnets, the rapid switching of gradient fields readily induces eddy currents in the sintered magnets, leading to image artifacts. To address this, we report for the first time a Sm-Fe-N permanent-magnet MRI sys…

Materials Sciencephysics.med-ph

Thermodynamic and Kinetic Tests for Low-Pressure Metal-Flux Growth of Diamond, with an Extension to Cubic Boron Nitride

Rodney S. Ruoff2026-08-22arXiv

Diamond was grown from a liquid Ga-Fe-Ni-Si alloy near 1 atm, although bulk graphite is thermodynamically more stable under those conditions. This Perspective asks what must be true for a diamond growth front to continue advancing in such a metastable regime. I define a finite-difference transfer free energy for a spe…

Materials ScienceChemical Physics

Decoupling the Roles of B‐Site Cation Defects and Oxygen Vacancies in Exsolved Perovskites for Robust CO 2 Electrolysis in Solid‐State Cells

Lin‐Bo Liu、Shuo Liu、Shuo Liu 等 12 位作者2026-08-22Advanced Energy Materials

ABSTRACT Construction of a strong metal‐oxide heterointerface via perovskite in situ exsolution synchronously generates oxygen vacancies (Vö) and B‐site cation defects. However, their individual contributions are often conflated and overshadowed by the overall high performance toward CO 2 electrolysis in solid‐state e…

Electrocatalysts for Energy ConversionChemical Looping and Thermochemical ProcessesAdvancements in Solid Oxide Fuel Cells

Quantum Bi‐Stability and Robust Room‐Temperature Spin Excitation in a Single‐Ion Magnet

Gourab Roy、Mohit Kumar、Jhuma Sannigrahi 等 10 位作者2026-08-22Advanced Functional Materials

ABSTRACT The search for single‐ion magnetism (SIM) has been largely focused on hybrid metal–organic systems. Here, the spin‐relaxation mechanism of SIM is demonstrated in a pure inorganic transition‐metal oxide, , an Ising‐chain magnet, employing neutron diffraction and inelastic neutron scattering (INS), complemented…

Magnetism in coordination complexesAdvanced Condensed Matter PhysicsMagnetic properties of thin films

Photothermally Boosted CO 2 Conversion by Silver Nanoparticles Anchored on a Bipyridinium Radical‐Functionalized Covalent Triazine Framework

Xiao-Dong Yang、Wenjing Dong、Wanjing Wei 等 9 位作者2026-08-22Angewandte Chemie International Edition

ABSTRACT Developing sustainable and energy‐efficient catalytic systems for CO 2 conversion is pivotal for advancing carbon cycle management, yet remains highly challenging. Here, we report a novel near‐infrared (NIR) photothermal catalytic platform by depositing silver nanoparticles onto a bipyridinium radical‐functio…

CO2 Reduction Techniques and CatalystsCarbon dioxide utilization in catalysisCovalent Organic Framework Applications

Sulfidation‐Carbonization Enabled Smart Thermal Management for Moisture‐Driven Energy Generators

Can Wan、Liying Wang、Xijia Yang 等 7 位作者2026-08-22Advanced Energy Materials

ABSTRACT Moisture‐driven energy generators (MEGs) offer a sustainable route for low‐grade energy harvesting, yet their integration into high‐power electronics is limited by internal Joule heating and external thermal loads. Conventional MEGs also lack integrated thermal management and waste heat recovery. Guided by De…

Advanced Thermoelectric Materials and DevicesSupercapacitor Materials and FabricationSolar-Powered Water Purification Methods

E8 Root Partition Topology Weaving for Spacetime Geometry Programming — E8 Intelligence Research

Andrew Stewart Caldin2026-08-22Zenodo (CERN European Organization for Nuclear Research)

By partitioning the 240 E8 root vectors into symmetry-adapted subsets corresponding to E8's maximal subgroups, each subset encodes a distinct spatial curvature signature when modulated across the φ-scaled 132Hz lattice. Cascading phase interference among these partitions generates programmable local spacetime geometri…

Computational Geometry and Mesh GenerationStructural Analysis and OptimizationQuasicrystal Structures and Properties

Zero-Trust AI Training Corpus: Strict Ab Initio Physical & Algorithmic Validation of the Geometric Resonance Quantum Architecture

Yaron Admon Hefetz2026-08-22Zenodo (CERN European Organization for Nuclear Research)

This repository contains the authoritative "Zero-Trust" pedagogical corpus and the corresponding ab initio Python execution suite for the Geometric Resonance Quantum Architecture (G3 Q-Lab). The architecture harnesses aperiodic spatial translational symmetry breaking (Vogel phyllotaxis) to achieve absolute Many-Body L…

Machine Learning in Materials ScienceAdvanced Physical and Chemical Molecular InteractionsQuantum many-body systems

Light‐Enhanced Chloride Transport by Thiourea‐Appended Molecular Motor

Abhishek Mondal、Sander J. Wezenberg2026-08-22Angewandte Chemie International Edition

ABSTRACT The regulation of solute transport across lipid bilayer membranes is central to many biological processes and is typically mediated by protein transporters that dynamically respond to stimuli. The development of artificial systems that emulate such responsive behavior remains a major challenge. Here, we show…

Molecular Sensors and Ion DetectionSupramolecular Chemistry and ComplexesPhotochromic and Fluorescence Chemistry

When Closure Must Fill Space: From 24 Triangles to the Tetrakaidecahedron A Topological and Space-Filling Extension of The Order of Geometry

Needham, Eric2026-08-22Zenodo (CERN European Organization for Nuclear Research)

When Closure Must Fill Space extends the constraint-based geometry developed in The Order of Geometry: From Distinction to Closure from individual compact closure to collective space-filling closure. The paper begins with a simple topological result. For any triangulation of a spherical boundary with 24 triangular fac…

Quasicrystal Structures and PropertiesStructural Analysis and OptimizationDigital Image Processing Techniques

Sensitivity analysis and calibration of a high-viscosity dispensing prototype for advanced manufacturing applications

Yuxin Yang、Amir Zanj2026-08-22The International Journal of Advanced Manufacturing Technology

Abstract High-viscosity dispensing is widely used in advanced manufacturing, but reliable open-loop delivery remains difficult because viscous resistance, hydraulic loading, and actuator limitations can make the relationship between pump command and delivered amount dependent on the operating point. This study address…

Electronic Packaging and Soldering TechnologiesNanomaterials and Printing TechnologiesTextile materials and evaluations

Multimodal Detection of Microplastics in Water Based on the Integration of Triboelectric Nanogenerators and Machine Learning

Huiping Li、Zhihong Zhang、Bin Li 等 6 位作者2026-08-22Advanced Materials Technologies

ABSTRACT Microplastics (MPs) can enter the human body via the food chain and induce irreversible health risks. Based on triboelectric nanogenerator (TENG) technology, this study developed a droplet microfluidic system for the real‐time detection of MPs in aqueous environments. For the classification of MP types, cryst…

Nanocomposite Films for Food PackagingMicroplastics and Plastic PollutionAdvanced Sensor and Energy Harvesting Materials

Soft microgel networks stabilize and extend nozzle-free water jets

Atieh Razavi、Mehrzad Roudini、Andreas Winkler 等 7 位作者2026-08-22Nature Communications

Abstract The stability of high-speed liquid jets is crucial for applications ranging from precision printing to needle-free drug delivery, yet it is fundamentally limited by capillary-driven breakup. We find that tuning the nanoscale softness of Poly( N -Isopropylacrylamide) (PNIPAM) microgels provides a robust, bioco…

Hydrogels: synthesis, properties, applicationsPickering emulsions and particle stabilizationFluid Dynamics and Heat Transfer

Orchestrating photoswitch thermal backconversion using hydrogen bonds to reshape energy landscapes

Fei Liang、Zacharias Liasi、Jacob L. Elholm 等 7 位作者2026-08-22Nature Communications

Abstract Thermodynamic control of molecular photoswitches remains a fundamental challenge, centered on the stabilization of high-energy metastable states. Inspired by concepts of selective kinetic regulation found in Maxwell’s demon-like systems, we explore hydrogen bonding as a molecular-level selector for modulating…

Molecular Junctions and NanostructuresSupramolecular Chemistry and ComplexesPhotochromic and Fluorescence Chemistry

Multistage Fluorination in a Metal‐Free Perovskite Ferroelectric Enables Multidirectional Self‐Powered X‐Ray Detection

Changfeng Wang、Le Shu、Meng-Qiang Li 等 8 位作者2026-08-22Angewandte Chemie

ABSTRACT Metal‐free perovskites (MFPs) have emerged as eco‐friendly candidates for next‐generation x‐ray detection. However, their development is severely hindered by poor material stability and the reliance on high driving voltages, which exacerbate device complexity and operational risks. Herein, we adopt a multista…

Ferroelectric and Piezoelectric MaterialsPerovskite Materials and ApplicationsMultiferroics and related materials