Dejiang Li
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View article: Effect of secondary phases on electrical conductivity and thermal conductivity of HPDC Al-Ni and Al-Fe alloys: A comparative study
Effect of secondary phases on electrical conductivity and thermal conductivity of HPDC Al-Ni and Al-Fe alloys: A comparative study Open
Solute atoms and secondary phases are the principal determinants of the electrical and thermal conductivity of aluminum (Al) alloys. However, the influence of secondary phases has often been undervalued compared to that of solute atoms. He…
View article: Identifying Microlensing by Compact Dark Matter through Diffraction Patterns in Gravitational Waves with Machine Learning
Identifying Microlensing by Compact Dark Matter through Diffraction Patterns in Gravitational Waves with Machine Learning Open
Gravitational wave lensing, particularly microlensing by compact dark matter (DM), offers a unique avenue to probe the nature of dark matter. However, conventional detection methods are often computationally expensive, inefficient, and sen…
View article: Physical parameter regression from black hole images via a multiscale adaptive neural network
Physical parameter regression from black hole images via a multiscale adaptive neural network Open
High-precision regression of physical parameters from black hole images generated by General Relativistic Ray Tracing (GRRT) is essential for investigating spacetime curvature and advancing black hole astrophysics. However, due to limitati…
View article: Rare-earth containing magnesium alloys: A review of precipitation behavior and its impact on fatigue performance
Rare-earth containing magnesium alloys: A review of precipitation behavior and its impact on fatigue performance Open
Magnesium (Mg) alloys have attracted considerable attention in the automotive and aerospace industries due to their exceptional lightness, high specific strength, and excellent castability. However, their susceptibility to fatigue failure …
View article: Recent advances on the oxide film of ignition-proof magnesium alloys: A review
Recent advances on the oxide film of ignition-proof magnesium alloys: A review Open
Magnesium and its alloys offer lightweight advantage and have extensive development prospects, particularly in aerospace. However, their flammability poses a significant barrier on the development of Mg alloys. The ignition resistance of t…
View article: Stability Analysis of Dual-Lifting Vessels under Collaborative Lifting Operation
Stability Analysis of Dual-Lifting Vessels under Collaborative Lifting Operation Open
The current market for the assembly and disassembly of offshore platforms exceeds $100 billion. However, existing methods face limitations that reduce their efficiency. To address these limitations, we propose a dual-vessel collaborative a…
View article: Coupled response analysis of dual lifting vessels during collaborative lifting topside module
Coupled response analysis of dual lifting vessels during collaborative lifting topside module Open
Offshore assembly and disassembly operations represent a multi-billion-dollar market potential. Collaborative lifting by multiple vessels has emerged as a new operating paradigm for integrated offshore facilities assembly and disassembly. …
View article: Unveiling the interface between second phases and matrix on thermal conductivity of Mg alloys
Unveiling the interface between second phases and matrix on thermal conductivity of Mg alloys Open
Solute atoms and second phases with low thermal conductivity are habitually regarded as the factors to the thermal conductivity of alloys. Nevertheless, the interface that is usually neglected can also be a noteworthy factor influencing th…
View article: To improve robustness of mechanical properties of semi-solid cast A356 alloy using taguchi design method
To improve robustness of mechanical properties of semi-solid cast A356 alloy using taguchi design method Open
Mechanical properties of semi-solid casting are dependent on multiple processing parameters, and improper processing parameters will not only reduce mean data but also increase variations. The present study investigated the impact of param…
View article: Insights into the design of oxidation-resistant Mg alloy by alloying with rare-earth elements
Insights into the design of oxidation-resistant Mg alloy by alloying with rare-earth elements Open
The strategy of rare-earth elements addition into Mg alloys has been successfully developed and applied to enhance the mechanical performance and corrosion resistance of Mg alloys. Although this strategy has also been applied to enhance th…
View article: Strengthening and thermal conductivity behaviors of cast Cu-La-Zn alloys
Strengthening and thermal conductivity behaviors of cast Cu-La-Zn alloys Open
A new Cu-La-Zn alloy system with high thermal conductivity was developed for die casting, and the thermal conductivity of this alloy system was 200-300 W/(m·K), which was twice as that of ordinary brass. The effects of Cu6La intermetallic …
View article: Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy
Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy Open
The purpose of this investigation was to study the low-cycle fatigue (LCF) behavior of a newly developed high-pressure die-cast (HPDC) Al-5.5Mg-2.5Si-0.6Mn-0.2Fe (AlMgSiMnFe) alloy. The effect of heat-treatment in comparison with its as-ca…
View article: Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy
Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy Open
The purpose of this investigation was to study the low-cycle fatigue (LCF) behavior of a newly developed high-pressure die-cast (HPDC) Al-5.5Mg-2.5Si-0.6Mn-0.2Fe (AlMgSiMnFe) alloy. The effect of heat-treatment in comparison with its as-ca…
View article: Comparative study of corrosion behaviors of die cast LA42 and AZ91 alloys
Comparative study of corrosion behaviors of die cast LA42 and AZ91 alloys Open
In our previous work, die cast LA42 (Mg–4La–2.5Al–0.3Mn, wt.%) alloy with an excellent combination of thermal-conducting performance and mechanical properties was developed. This study, taking commercial die cast AZ91 (Mg-9Al-1 Zn, wt.%) a…
View article: Effects of Ce content on the modification of Mg2Si phase in Mg-5Al-2Si alloy
Effects of Ce content on the modification of Mg2Si phase in Mg-5Al-2Si alloy Open
The effect of Ce content (0–1.6 wt.%) on the modification of Mg2Si phase in the as-cast Mg-5Al-2Si alloy was investigated. The original Chinese script type Mg2Si phase was refined distinctly and transformed to dispersive block shape gradua…
View article: Characterization on the formation of porosity and tensile properties prediction in die casting Mg alloys
Characterization on the formation of porosity and tensile properties prediction in die casting Mg alloys Open
The 3D visualization of the porosity in high-pressure die casting (HPDC) Mg alloys AZ91D and Mg4Ce2Al0.5Mn (EA42) was investigated by X-ray computed tomography. It was demonstrated that the volumetric porosity at the near-gate location for…
View article: Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy
Cyclic Deformation Behavior of A Heat-Treated Die-Cast Al-Mg-Si-Based Aluminum Alloy Open
The purpose of this investigation was to study the low-cycle fatigue (LCF) behavior of a newly developed high-pressure die-cast (HPDC) Al-5.5Mg-2.5Si-0.6Mn-0.2Fe (AlMgSiMnFe) alloy. The effect of heat-treatment in comparison with its as-ca…
View article: Microstructure and Tensile Properties of the Mg-6Zn-4Al-xSn Die Cast Magnesium Alloy
Microstructure and Tensile Properties of the Mg-6Zn-4Al-xSn Die Cast Magnesium Alloy Open
The effect of various Sn contents (1–2 wt. %) on the microstructure, age hardening response, and tensile and casting properties of the high-pressure die cast Mg-6Zn-4Al alloy were studied. All as-cast alloys consisted of α-Mg and icosahedr…
View article: Microstructure and High Temperature Tensile Properties of Mg–10Gd–5Y–0.5Zr Alloy after Thermo-Mechanical Processing
Microstructure and High Temperature Tensile Properties of Mg–10Gd–5Y–0.5Zr Alloy after Thermo-Mechanical Processing Open
The microstructure, high-temperature tensile properties and fracture behavior of the Mg-10Gd-5Y-0.5Zr alloy after thermo-mechanical processing (pre-tension between solution and aging treatment) were investigated. The pre-deformed alloy sho…
View article: A critical review on the development and performance of polymer/graphene nanocomposites
A critical review on the development and performance of polymer/graphene nanocomposites Open
Graphene (graphene) is a new type of two-dimensional inorganic nanomaterial developed in recent years. It can be used as an ideal inorganic nanofiller for the preparation of polymer nanocomposites because of its high mechanical strength, e…
View article: Synthesis and applications of graphene quantum dots: a review
Synthesis and applications of graphene quantum dots: a review Open
As a new class of fluorescent carbon materials, graphene quantum dots (GQDs) have attracted tremendous attention due to their outstanding properties and potential applications in biological, optoelectronic, and energy-related fields. Herei…
View article: CCDC 980977: Experimental Crystal Structure Determination
CCDC 980977: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 980978: Experimental Crystal Structure Determination
CCDC 980978: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …