Otros
Otros
Current‐Carrying Tribological Behavior of NbN Coating under Oil Lubrication
13/07/2025 -
This study investigates the tribological behavior of NbN coatings on steel substrates using magnetron sputtering. Results show that NbN coatings reduce the wear rate by 97.5% compared to uncoated...
Synergistic Enhancement of Strength, Plasticity, and Electrical Conductivity in Cu–3Ti Alloy: Process Optimization and Mechanism Analysis
13/07/2025 -
Under different aging conditions, the Cu–3Ti alloy exhibits significant microstructural variations. Notably, specimens aged at 350 °C × 2 h demonstrate exceptional mechanical properties....
Experiments and Atomic Insights on the Tribological Properties of Functionalized Graphene‐Reinforced Polyetheretherketone/Polytetrafluoroethylene Composites
13/07/2025 -
Graphene nanosheets (GNS) grafted with carboxyl reinforced polyetheretherketone/polytetrafluoroethylene.(PEEK/PTFE) composites achieve 20.9% lower wear rate than pure GNS composites, forming denser...
Predicting Fatigue Strength in Additively Manufactured Metals: A Novel Minimum Independent Hazard Volume Approach to Size Effects
13/07/2025 -
The minimum independent hazardous element proposed in this section is the minimum volume that satisfies the condition of having an average of one critical defect.Additive manufacturing (AM) specimens...
Influence of Temperature Distribution on the Microstructure and Edge‐Cracking Behavior of AZ31 Sheets During Online Heating Rolling
12/07/2025 -
For AZ31 magnesium sheets, a modified mathematical expression accurately predicts temperature changes versus experimental values. The online heating rolling (O‐LHR) process enhances edge crack...
Characterization of the Microstructure and Mechanical Properties of a Novel Functionally Graded Material Based on Al–Zn–Cu–Mg Alloy Matrix Reinforced with Few‐Layered Graphene
12/07/2025 -
The functionally graded material (FGM) based on the Al–Zn–Cu–Mg alloy matrix reinforced with few‐layered graphene (FLG) is designed by powder metallurgy in six layers by increasing the weight...
Dynamic Behavior of Fused Filament Fabricated Continuous Ramie Fiber‐Reinforced Polypropylene Composites under Diverse Loading Conditions
11/07/2025 -
Continuous ramie fiber‐reinforced polypropylene composites are fabricated via fused filament fabrication 3D printing, offering environmental friendliness and high strength. Their mechanical...
Fabrication of 77 μm Mg‐0.5Ce Alloy Foil by Three‐Pass On‐Line Heating Rolling and a Single Annealing
10/07/2025 -
Initial attempts using on‐line heating rolling reveal limitations in sheet formability below 0.25 mm thickness, preventing the achievement of large reduction rolling. Annealing Mg‐0.5Ce alloy...
Effect of Prerecovery Annealing on Microstructure and Mechanical Properties of AA8021 Aluminum Alloy used for Aluminum Plastic Films
10/07/2025 -
This study demonstrates that optimized annealing temperature and time significantly refine grains and enhance elongation up to 37.1%. The microstructural evolution and recrystallization mechanisms...
Additive Manufacturing of Neuromorphic Systems
14/07/2025 -
The crossover of additive Manufacturing (AM) and neuromorphic engineering promises a new paradigm in the fabrication of intelligent hardware—one that is sustainable, scalable, cost‐efficient, and...
Dynamic Size‐Change Nanovaccine for Enhancing Lymph Node Deep Penetration and Eliciting Robust Antitumor Immune Responses
14/07/2025 -
Dynamic size‐change nanovaccines (DashVax) overcome the lymphatic delivery paradox through programmed size transition. Constructed from dynamic covalent bonds, these 102 nm assemblies...
Tri‐System Interlocking Top‐Encased Structures Enabled Highly Stable Tin‐Lead Perovskite Photodetection Arrays
11/07/2025 -
A unique tri‐system interlocking top‐encased structure is formed for tin‐lead perovskites by the introduction of novel CGA additive. The fabricated tin‐lead perovskite NIR photodetector shows...
Designing the Next Generation of Biomaterials through Nanoengineering
11/07/2025 -
Nanoengineering enables precise control over biomaterial interactions with living systems by tuning surface energy, defects, porosity, and crystallinity. This review highlights how these nanoscale...
Turning Waste into Treasure: Pretreatment Strategy for Promoting Secondary Grain Growth by Reusing Excess Lead Iodide in Perovskite Solar Cells
11/07/2025 -
The pretreatment strategy of spin‐coated quantum dots during the perovskite annealing process can use PbI2 as a raw material to promote the secondary growth of perovskite. Compared with the...
Solving Mazes of Organelle‐Targeted Therapies with DNA Nanomachines
11/07/2025 -
This review highlights the evolution of DNA nanomachines as a transformative approach for organelle‐specific cancer treatment. Their design principles, therapeutic mechanisms, and enhanced...
Pressure Induced Molecular‐Arrangement and Charge‐Density Perturbance in Doped Polymer for Intelligent Motion and Vocal Recognitions (Adv. Mater. 27/2025)
10/07/2025 -
Pressure SensorsThe cover image illustrates how side‐chain‐doped polymers undergo molecular rearrangement and charge‐density perturbation under pressure. This pressure‐induced phenomenon...
A Sprayable Hydrogel Based on Biomimetic Polypeptide‐Modified Lipid Nanoparticles for Treating Non‐Compressible Hemorrhaging (Adv. Mater. 27/2025)
10/07/2025 -
Sprayable HydrogelThis study designs a sprayable hydrogel based on polypeptide‐modified lipid nanoparticles (PLNs) to treat non‐compressible hemorrhage. Functionalized with GFOGER and GGQQLK...
Dynamic Mechanical Properties and Constitutive Model of SiC/Al Considering High Strain Rate and High/Low Temperatures
08/07/2025 -
1) Conduct Hopkinson bar tests on SiC/Al composites at both high and low temperatures under high strain rates. 2) Perform a detailed study of SiC/Al flow characteristics using experimental data. 3)...
Optimizing Microstructure and Performance of Friction Stir Processed Cu–W Composites: The Impact of Predeformation and Traverse Speed
08/07/2025 -
Cu–W composites fabricated using copper rolled sheets exhibit superior uniformity compared to those produced from annealed sheets. The highest strength and toughness are observed in composites...
Direct Laser Writing of Polymer Nanocomposites for Tunable Structural Color
09/07/2025 -
Herein, direct laser writing is used to polymerize self‐assembled nanocomposite materials. Using fabrication parameters, the interparticle spacing is finely tuned beyond the thermodynamically...
Nanoporous Hydrogels with Tunable Pore Size for Efficient Hydrovoltaic Electricity Generation
09/07/2025 -
Nanoporous hydrogels with tunable pore sizes ranging from 78 to 161 nm are developed using a hydrogen‐bonding crosslinking strategy. The structural integrity of the hydrogel nanochannels under...
