Industria 4.0

 

Industria 4.0

Anomaly Detection in Materials Digital Twins with Multiscale ICME for Additive Manufacturing
19/06/2024 - Abstract Detecting anomaly in fatigue and fracture experimental materials science is an interesting yet challenging topic. The reasons are threefold. First, the anomalous...
Microstructure and mechanical properties of a porous ceramic composite with needle?like mullite and zirconia
19/06/2024 - Porous mullite ceramics have good properties for high?temperature applications, but porosity gives place to ceramics with low mechanical strength, which restricts the service life in their potential...
The Effects of Shear Stress on the Micromechanical Properties of 3D Printable Biopolymer Nanocomposites using a Custom?Designed Extrusion Based 3D Printer
14/06/2024 - Current advancements in 3D printing technology have the potential to facilitate the production of scaffolds and implants for various biomedical applications, including bone repair and regeneration....
Advanced Support Structures in Metal Additive Manufacturing: A Comparative Analysis of Porous Media for Enhanced Part Quality and Removal Efficiency
13/06/2024 - This study examines innovative support structures in laser powder bed additive manufacturing for metals, focusing on cuboid and lap shear specimens. Process adjustments lead to porous supports,...
A multicrosslinked network composite hydrogel scaffold based on DLP photocuring printing for nasal cartilage repair
14/06/2024 - Natural hydrogels are widely employed in tissue engineering and have excellent biodegradability and biocompatibility. Unfortunately, the utilization of such hydrogels in the field of...
Low?temperature sintering performance study of CCTO–Mn–Co series black Al2O3 ceramics by the one?step method
16/06/2024 - To confer light?blocking properties upon the Al2O3 encapsulation material, this study employed a one?step method using ??Al2O3 as the main raw material to synthesize CaCu3Ti4O12(CCTO)–MnO2–Co2O3...
Quantifying uncertainty in fatigue crack growth of SLM 316L through advanced predictive modeling
13/06/2024 - Optimizing structural designs is crucial today, with additive manufacturing, particularly selective laser melting, gaining prominence. Thorough mechanical characterization of new materials remains...
Surface modification of additively manufactured Inconel 718 alloy by low?energy high?current electron beam irradiation
08/06/2024 - The effect of low?energy high?current electron beam (LEHCEB) irradiation on the microstructure and nanohardness of Inconel 718 alloy produced by laser powder bed fusion (L?PBF) additive manufacturing...
Topologically Optimized Graded Foams
05/06/2024 - A process?focused alternative to 3D printing is reported, based on topology optimization and gas foaming. A 3D density map optimized for three?point bending is designed and produced by gas foaming a...
Mechanical and Tribological Properties of Hybrid and Monolithic Reinforced Hypoeutectic Al–Si Matrix Composites
05/06/2024 - In this study, the combined effects of Si element and reinforcing particles on the microstructural characteristics and tribological properties of Fe?based metallic glass (FMG) monolithic reinforced...
High?Strength Wear?Resistant Cu/Tungsten Carbide/Diamond Composites Fabricated by Powder Metallurgy
05/06/2024 - In this work, Cu?based composites with diamond and tungsten carbide (WC) are fabricated by high?energy ball milling and rapid hot?pressing sintering. As a result, the compressive strength of Cu/7...
Additive Manufacturing of Biodegradable Molybdenum – From Powder to Vascular Stent
05/06/2024 - Magnesium, iron and zinc based biodegradable metals are widely recognized as promising candidate materials for the next generation of bioresorbable stent (BVS). However, none of those metal BVSs are...
Fully 3D?Printed Miniature Soft Hydraulic Actuators with Shape Memory Effect for Morphing and Manipulation
04/06/2024 - Achieving both rich shape morphing and shape locking remains challenging in miniature soft actuators. Fully multi?material 3D?printed, sub?millimeter thin?plate?like miniature soft hydraulic...
Engineering a Hierarchy of Disorder: A New Route to Synthesize High?Performance 3D Nanoporous All?Carbon Materials**
04/06/2024 - Nanoporous amorphous carbon achieves an unprecedented combination of ultrahigh strength and conductivity by incorporating three amorphous sp2, sp3, and graphitic phases. The unique core–shell...
Location-Specific Microstructure Characterization Within AM Bench 2022 Laser Tracks on Bare Nickel Alloy 718 Plates
04/06/2024 - Abstract Additive manufacturing of metal alloys produces microstructures that are typically very different from those produced by more traditional manufacturing approaches....
A Study of Microstructural Tensile and Fatigue Properties Coupled with Digital Image Correlation of Hybrid Manufactured Inconel 718 Parts by Extrusion and Powder Bed Fusion
02/06/2024 - Hybrid structures combining powder bed fusion and conventional manufacturing have the potential to minimize drawbacks while enhancing the advantages associated with each individual manufacturing...
Thermally Powered Soft Gripper Covered with Silver?Coated Nylon Fabric Heater Reinforced with Stainless Steel Yarn
02/06/2024 - In this work, a silver?coated nylon fabric (SCNF) heater reinforced with stainless steel yarn (SSY) is presented to invert electric energy to thermal energy. The provided thermal energy was...
Optimized poly(methyl methacrylate)/mixed?phase silver vanadate nanocomposites with tuned optical properties and hydrophobicity
02/06/2024 - 3D printing was used to create hydrogel?based actuator element with gelatin methacryloyl and poly(N?isopropylacrylamide) in layered rectangles. This unit was integrated in the tail of a fish?shaped...
Preparation And Characterisation Of Ti?6?4 And Ti?8?1?1 MMCs With High Specific Stiffness Using Powder Hot Extrusion And Arc?Remelting
29/05/2024 - Titanium alloys with high stiffness are crucial for aerospace engineering and are often fabricated using additive manufacturing methods like arc or laser techniques. These high energy processes alter...
Al–Si–Cu–Mg Matrix Composites with Graphene: PM?Based Production, Microstructural, and Mechanical Properties
29/05/2024 - This study explores the microstructural, tribological, and mechanical properties of few?layered graphene (FLG)/Al?10Si?2Cu?1Mg composites produced by the powder metallurgy route, including a...
Investigation of the elevated temperature tribological property and wear mechanism of Fe?15Cu?0.8C materials containing Mo?coated MoS2 powders
28/05/2024 - In this work, MoS2 solid lubricant was introduced in the form of Mo?coated MoS2 powder, to enhance the antifriction properties of sintered ferrous antifriction materials (FAMs). The microstructure,...