Dawei Wang

ORCID: 0000-0003-2579-1710
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About
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Research Areas
  • Additive Manufacturing Materials and Processes
  • High Entropy Alloys Studies
  • Intermetallics and Advanced Alloy Properties
  • Titanium Alloys Microstructure and Properties
  • Additive Manufacturing and 3D Printing Technologies
  • Advanced materials and composites
  • Bone Tissue Engineering Materials
  • Magnesium Alloys: Properties and Applications
  • Aluminum Alloys Composites Properties
  • High-Temperature Coating Behaviors
  • Advanced machining processes and optimization
  • Surface Modification and Superhydrophobicity
  • Mechanical Failure Analysis and Simulation
  • MXene and MAX Phase Materials
  • Environmental Changes in China
  • Plant Ecology and Soil Science
  • Oil and Gas Production Techniques
  • Offshore Engineering and Technologies
  • Metal Forming Simulation Techniques
  • Covalent Organic Framework Applications
  • Engineering Technology and Methodologies
  • Advanced Surface Polishing Techniques
  • Advanced Materials Characterization Techniques
  • Advanced Welding Techniques Analysis
  • High Temperature Alloys and Creep

Southern University of Science and Technology
2018-2025

Harbin University of Science and Technology
2024

Jiaxing University
2022-2024

Jilin University
2020-2023

Changjiang Institute of Survey, Planning, Design and Research
2023

Shenyang Ligong University
2023

Dalian University of Technology
2022

Northeast Forestry University
2022

Wuhan Institute of Technology
2021

Hunan University
2021

Although numerous reports have elucidated the neurotoxic impacts of Ti-6Al-4V (Ti64) due to presence vanadium, it is most widely used biomedical Ti material. This because exhibits significantly better mechanical performance characteristics than those pure Ti. In addition possibility facilitating production customized medicines, selective laser melting (SLM) additive manufacturing (AM) can enable match properties Ti64 by utilizing several mechanisms such as grain refinement and solid solution...

10.1016/j.matdes.2020.109142 article EN cc-by Materials & Design 2020-09-10

Featuring low density and high specific strength, magnesium (Mg) alloys have attracted wide interests in the fields of portable devices automotive industry. However, active chemical electrochemical properties make them susceptible to corrosion humid, seawater, soil, medium. Various strategies revealed certain merits protecting Mg alloys. Therein, engineering self-repairing coatings is considered as an effective strategy, because they can enable timely repair for damaged areas, which brings...

10.1016/j.jma.2023.09.034 article EN cc-by-nc-nd Journal of Magnesium and Alloys 2023-10-01

Pure metals tend to have a superior malleability compared alloys. However, the applicability of pure is limited by their low strengths and hardness properties. In this study, strong ductile Ti was synthesized via an approach involving powder modification additive manufacturing (AM) under reactive atmosphere. Specifically, processed laser bed fusion in environment containing mixture argon nitrogen gases. In-situ high-energy synchrotron X-ray diffraction analysis reveals that in-situ...

10.1016/j.mtadv.2023.100347 article EN cc-by-nc-nd Materials Today Advances 2023-01-19

Strength and ductility were simultaneously enhanced in the additively manufactured CoCrFeMnNi high-entropy alloy by laser powder bed fusion (LBPF) under reactive N2 atmosphere. It was found that nitrogen atoms picked up during additive manufacturing line-up to form ordered complexes (ONCs) octahedral interstitial position of HEA matrix. Dislocation multiplication is then facilitated formation ONCs LPBF, leading a higher dislocation density with smaller cells. strengthening, combined endows...

10.1080/17452759.2020.1840783 article EN cc-by-nc-nd Virtual and Physical Prototyping 2020-11-11

Ordered intermetallic alloys are renowned for their impressive mechanical, chemical, and physical properties, making them appealing various fields. However, practical applications of have long been severely hindered due to severe brittleness poor fabricability. It is difficult fabricate such materials into components with complex geometries through traditional subtractive manufacturing methods. Here, we proposed a strategy solve these long-standing issues the additive chemically alloy...

10.1038/s41467-025-56355-2 article EN cc-by-nc-nd Nature Communications 2025-01-25

Alloys with excellent properties are always in significant demand for meeting the severe conditions of industrial applications. However, design strategies traditional alloys based on a single principal element have reached their limits terms property optimization. The concept high-entropy (HEAs) provides new strategy multicomponent elements, which may overcome bottleneck problems that exist alloys. To further maximize capability HEAs, novel additive manufacturing (AM) technique has been...

10.20517/jmi.2022.27 article EN Journal of Materials Informatics 2022-01-01

Selective laser melting is an additive manufacturing technique that can be used to achieve excellent forming of Cu alloys. Specifically, high‐Sn–Cu alloys (e.g., Cu–10Sn) offer good wear and corrosion resistance, are extensively in industrial applications. Although P considered a beneficial element Cu–Sn alloys, particularly with respect ductility, P‐doped Cu–10Sn alloy (Cu–10Sn–0.4P) has not yet been investigated detail. Thus, herein, it provides valuable insights regarding the...

10.1002/adem.202100716 article EN Advanced Engineering Materials 2021-08-18

TC11 alloy is an important high temperate Ti alloy. Its laser in‐situ alloying by powder bed fusion‐laser beam (PBF‐LB) has been explored in this study. Results show that it feasible to print the using elemental powders rather than pre‐alloyed powder, terms of density and good combination strength ductility at both room elevated temperatures, along with minor loss composing elements. Interestingly, noticed unusual nanocrystalline microstructure formed due use ZrH 2 feedstock, partially...

10.1002/adem.202301445 article EN Advanced Engineering Materials 2024-02-22

Pure metals tend to have a superior malleability compared alloys. However, the applicability of pure is limited by their low strengths and hardness properties. In this study, strong ductile Ti was synthesized via an approach involving powder modification additive manufacturing (AM) under reactive atmosphere. Specifically, processed laser bed fusion in environment containing mixture argon nitrogen gases. In-situ high-energy synchrotron X-ray diffraction analysis reveals that in-situ...

10.2139/ssrn.4281801 article EN SSRN Electronic Journal 2022-01-01

This study presents a novel approach for the fabrication of commercially pure titanium (CP-Ti) components. The conferred superb strength to CP-Ti without sacrificing its ductility. A yield 807 MPa combined with 19.15% elongation was realized through selective laser melting (SLM) by using high power and incorporating solute atoms from Ar−N2 reactive atmosphere. mechanical properties microstructures as-printed were systematically investigated. Transmission electron microscopy, backscatter...

10.2139/ssrn.3310270 article EN SSRN Electronic Journal 2019-01-01
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