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61,005 resultsShowing papers similar to Enhancement of the Microstructure and Fatigue Crack Growth Performance of Additive Manufactured Titanium Alloy Parts by Laser-Assisted Ultrasonic Vibration Processing
ClearResearch on Residual Stresses and Microstructures of Selective Laser Melted Ti6Al4V Treated by Thermal Vibration Stress Relief
Researchers evaluated thermal-vibration stress relief treatment on titanium alloy parts made by selective laser melting, finding it effectively reduced residual stresses while influencing microstructure — offering a practical method for improving additive manufactured metal components.
A Study of Thermal Stability of Residual Stresses and Fatigue life of Laser Shock Peened Ti-6Al-2Sn-4Zr-2Mo alloy
This aerospace engineering study examined how laser shock peening—a process that introduces compressive stress into metal surfaces—affects the fatigue life and thermal stability of a titanium alloy used in high-temperature aerospace applications. This is a materials engineering study with no relevance to microplastic pollution.
Deep Cryogenic and Thermal Aging Treatments of Ti–5Al–5Mo–5V–3Cr Alloy Additively Manufactured by Powder Bed Fusion–Laser Beam
This study combined deep cryogenic treatment with thermal aging of a titanium alloy manufactured by laser powder bed fusion, finding that cryogenic treatment before aging refined grain size and improved strength and ductility without altering phase composition. The post-treatment strategy offers a route to enhance properties of 3D-printed titanium components.
Enhanced Fatigue Strength of Commercially Pure Ti Processed by Rotary Swaging
This materials science study found that processing commercially pure titanium by rotary swaging to refine its grain structure significantly improved its fatigue strength and resistance to crack growth. The research is focused on metal alloy engineering with no relevance to microplastic pollution.
Improved corrosion and cavitation erosion resistance of laser-based powder bed fusion produced Ti-6Al-4V alloy by pulsed magnetic field treatment
Researchers applied pulsed magnetic field treatment to Ti-6Al-4V alloy produced by laser-based powder bed fusion and found it enhanced corrosion resistance in saline solution and prolonged resistance to cavitation erosion in deionised water. The results suggest pulsed magnetic treatment is a viable post-processing step for additively manufactured titanium alloys.
An ultra-strong and ductile crystalline-amorphous nanostructured surface layer on TiZrHfTaNb0.2 high-entropy alloy by laser surface processing
Researchers applied laser surface remelting to a TiZrHfTaNb high-entropy alloy and produced a surface layer with a novel crystalline-amorphous nanostructure, finding that this heterogeneous structure provided superior strength and ductility compared to the bulk alloy through cooperative deformation mechanisms.
Damping behavior of 316L lattice structures produced by Selective Laser Melting
Researchers used a metal 3D-printing technique called Selective Laser Melting to produce steel specimens with internal lattice structures and measured how well these structures absorbed vibration (damping capacity). The study found that lattice structures can be engineered to improve energy absorption relative to their weight, relevant to manufacturing and not directly related to microplastics.
The Effect of Initial Annealing Microstructures on the Forming Characteristics of Ti–4Al–2V Titanium Alloy
This materials science study investigated how pre-treatment processes affect the plastic forming behavior of a titanium alloy used in aerospace applications. It is an engineering paper unrelated to environmental microplastics.
Modification of Mechanical Properties of High-Strength Titanium Alloys VT23 and VT23M Due to Impact-Oscillatory Loading
Researchers tested an impact-oscillation method for improving the mechanical properties of high-strength titanium alloy sheets. This is a metallurgical engineering paper unrelated to environmental microplastics.
Study on Microstructure Evolution Mechanism of Gradient Structure Surface of AA7075 Aluminum Alloy by Ultrasonic Surface Rolling Treatment
Not a microplastics paper — this materials science study investigates how ultrasonic surface rolling treatment changes the grain structure of aluminum alloy surfaces at the nanoscale, improving strength and fatigue resistance for engineering applications.
Micro-Deformation and Fracture Features of Ti834 Titanium Alloy under Fatigue Loading
Researchers studied how titanium alloy responds to high-cycle fatigue loading versus dwell fatigue, identifying differences in deformation patterns at the microscale. Titanium alloys are used in environments where plastic corrosion byproducts can accelerate material degradation.
Effect of Laser Shock Peening on the Microstructure and Properties of the Inconel 625 Surface Layer
Researchers investigated how laser shock peening affects the microstructure and mechanical properties of a high-performance nickel alloy. While unrelated to microplastics directly, understanding metal alloy behavior under stress is relevant to designing durable infrastructure that resists the mechanical wear that generates metal and polymer particles.
Effect of Ultrasonic Treatment in the Static and Dynamic Mechanical Behavior of AZ91D Mg Alloy
Researchers found that applying high-intensity ultrasound during casting of AZ91D magnesium alloy improved its strength by 40% and ductility by 150% by refining the microstructure. This is a materials engineering study focused on metal alloy processing with no relevance to microplastic pollution.
Slip Irreversibility, Microplasticity, and Fatigue Cracking Mechanism in Near-α and α + β Titanium Alloys
This paper is not about microplastics; it reviews the materials-science mechanisms of microplasticity, slip irreversibility, and fatigue crack initiation in near-α and α+β titanium alloys—a topic in metallurgy unrelated to plastic pollution.
Fracture of aircraft titanium alloys under high-frequency loading
Researchers studied how titanium alloy components from aircraft engines fail under high-frequency vibration and found that cracks tend to start below the metal surface rather than at it, identifying specific microstructural features that trigger failure and suggesting that damping layers could help extend component lifespan.
In situ characterization of work hardening and springback in grade 2 α-titanium under tensile load
A study using X-ray diffraction and electron microscopy characterized work hardening and springback in titanium sheet metal. While unrelated to microplastics, research on mechanical behavior of metals is relevant to understanding how metal and polymer particles are generated during manufacturing and wear.
Influence of Tempering Transformation Induced Plasticity (T-TRIP) on the Evolution of Residual Stresses in Laser Heat Treated 50CrMo4 Steel
Despite its title referencing "plasticity," this paper studies residual stresses in a type of industrial steel (50CrMo4) during laser heat treatment — not plastic pollution or microplastics. It examines how tempering transformation induced plasticity affects metal component stresses and is entirely outside the field of microplastic research.
Crystal plasticity in fusion zone of a hybrid laser welded Al alloys joint: From nanoscale to macroscale
This materials science study examined the plasticity of hybrid laser-welded aluminum alloy joints from the nanoscale to the macroscale, developing models based on micropillar compression tests. It is focused on structural materials science rather than environmental plastic pollution.
Balancing Porosity and Mechanical Properties of Titanium Samples to Favor Cellular Growth against Bacteria
Researchers studied how adding porosity to titanium implants affects their mechanical strength and resistance to bacterial infection. The study focuses on orthopedic implants and has no direct relevance to microplastics or environmental contamination.
Effects of Crystallographic Texture on Subsurface Fatigue Crack Generation in Ti–Fe–O Alloy at Low Temperature
This study characterized subsurface fatigue cracks in a titanium alloy under cyclic loading, examining how crystallographic texture affects crack initiation and growth. The research is focused on materials engineering rather than environmental contamination.
Hierarchy of the macrozone features in Ti-6Al-4V alloy inferred from massive polycrystal plasticity calculations
Researchers used advanced crystal plasticity computer modeling to study how clusters of similarly-oriented grains — called macrozones — affect stress concentrations and fatigue performance in titanium alloys used in aerospace applications. The term "microplastic" here refers to early-stage metal deformation behavior (not environmental plastic pollution); results showed macrozone texture and shape strongly influence where stress hotspots form under cyclic loading.
Variation of the Vibrational Treatment on Mechanical Properties and Weld Residual Stress
This materials engineering paper examines vibrational treatment as a cost-effective alternative to heat treatment for relieving welding residual stresses in metal structures. The study is unrelated to microplastic pollution research.
Microplastic response of 2PP‐printed ceramics
Not relevant to microplastics — this study investigates the mechanical behavior of ceramic materials made by two-photon polymerization 3D printing; the term 'microplastic response' here refers to microscale plastic deformation in ceramics, not environmental microplastic particles.
Post-Processing Techniques to Enhance the Quality of Metallic Parts Produced by Additive Manufacturing
This review examined post-processing techniques for improving the surface finish, microstructure, and mechanical properties of metallic parts produced by additive manufacturing, comparing methods like machining, heat treatment, and surface coatings.