Zhongfa Mao
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View article: Bistable Soft Shells for Programmable Mechanical Logic
Bistable Soft Shells for Programmable Mechanical Logic Open
Mechanical computing promises to integrate semiconductor‐based digital logic in several applications, but it needs straightforward programmable devices for changing computing rules in situ. A methodology based on strain‐governed, bistable …
View article: Effect of Nb Addition on the Corrosion and Wear Resistance of Laser Clad AlCr2FeCoNi High-Entropy Alloy Coatings
Effect of Nb Addition on the Corrosion and Wear Resistance of Laser Clad AlCr2FeCoNi High-Entropy Alloy Coatings Open
Laser clad AlCr2FeCoNiNbx (x = 0, 0.5, 1.0, 1.5, 2.0, with x values in molar ratio) high-entropy alloy (HEA) coatings were fabricated on Q345 carbon steel. This study delves into the impact of Nb incorporation on the reciprocating sliding …
View article: Tuning surface curvatures and young's moduli of TPMS-based lattices independent of volume fraction
Tuning surface curvatures and young's moduli of TPMS-based lattices independent of volume fraction Open
Scaffold surface curvature is crucial to guide cell growth and form tissues, and the Young’s modulus of an implant should match the tissue in the implant site. Usually, the curvature and modulus are coupled with volume fraction. Inspired b…
View article: Using Recognizable Fuzzy Analysis for Non-Destructive Detection of Residual Stress in White Light Elements
Using Recognizable Fuzzy Analysis for Non-Destructive Detection of Residual Stress in White Light Elements Open
The phenomenon of residual stress in optical lens injection molding affects the quality of optical devices, with the refractive errors that are caused by geometric errors being the most serious, followed by the reduced accuracy and functio…
View article: Process Prediction for Compound Screws by Using Virtual Measurement and Recognizable Performance Evaluation
Process Prediction for Compound Screws by Using Virtual Measurement and Recognizable Performance Evaluation Open
One of the important values of Industry 4.0 is to integrate people’s needs into the manufacture of enhanced products, systems, and services to achieve greater levels of product customization. This paper presents a prediction method for pre…
View article: Solvent regulation synthesis of single-component white emission carbon quantum dots for white light-emitting diodes
Solvent regulation synthesis of single-component white emission carbon quantum dots for white light-emitting diodes Open
White light-emitting diodes (WLEDs) hold great promise in lighting, display, and visible light communication devices, and single-component white emission carbon quantum dots (SCWE-CQDs) as the key component of WLEDs have many outstanding a…
View article: The Influence of Process Parameters and Scanning Strategy on Lower Surface Quality of TA15 Parts Fabricated by Selective Laser Melting
The Influence of Process Parameters and Scanning Strategy on Lower Surface Quality of TA15 Parts Fabricated by Selective Laser Melting Open
With superior flexible manufacturing capability, selective laser melting (SLM) has attracted more and more attention in the aerospace, medical, and automotive industries. However, the poor quality of the lower surface in overhanging struct…
View article: Collaborative Optimization of Density and Surface Roughness of 316L Stainless Steel in Selective Laser Melting
Collaborative Optimization of Density and Surface Roughness of 316L Stainless Steel in Selective Laser Melting Open
Although the concept of additive manufacturing has been proposed for several decades, momentum in the area of selective laser melting (SLM) is finally starting to build. In SLM, density and surface roughness, as the important quality index…
View article: Collaborative Optimization on Density and Surface Roughness of 316L Stainless Steel in Selective Laser Melting
Collaborative Optimization on Density and Surface Roughness of 316L Stainless Steel in Selective Laser Melting Open
Although the concept of additive manufacturing has been proposed for several decades, momentum of selective laser melting (SLM) is finally starting to build. In SLM, density and surface roughness, as the important quality indexes of SLMed …
View article: New network architectures with tunable mechanical properties inspired by origami
New network architectures with tunable mechanical properties inspired by origami Open
From chemistry-based methods to physics-based methods, there are many techniques to construct porous scaffolds for use in tissue engineering. Among them, computer-aided design (CAD) methods combined with additive manufacturing techniques a…
View article: Study on the Geometric Design of Supports for Overhanging Structures Fabricated by Selective Laser Melting
Study on the Geometric Design of Supports for Overhanging Structures Fabricated by Selective Laser Melting Open
Additional structures are usually adopted to support the overhanging structures in order to resist the deformation of parts. Improper geometric design of the support structures may result in a sharp deterioration in the surface quality and…
View article: Finite Element Analysis of Interaction of Laser Beam with Material in Laser Metal Powder Bed Fusion Process
Finite Element Analysis of Interaction of Laser Beam with Material in Laser Metal Powder Bed Fusion Process Open
A deep understanding of the laser-material interaction mechanism, characterized by laser absorption, is very important in simulating the laser metal powder bed fusion (PBF) process. This is because the laser absorption of material affects …
View article: Manufacturing Feasibility and Forming Properties of Cu-4Sn in Selective Laser Melting
Manufacturing Feasibility and Forming Properties of Cu-4Sn in Selective Laser Melting Open
Copper alloys, combined with selective laser melting (SLM) technology, have attracted increasing attention in aerospace engineering, automobile, and medical fields. However, there are some difficulties in SLM forming owing to low laser abs…