Qinghua Wei

ORCID: 0000-0002-2738-3756
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About
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Research Areas
  • Additive Manufacturing and 3D Printing Technologies
  • Bone Tissue Engineering Materials
  • 3D Printing in Biomedical Research
  • Advanced Sensor and Energy Harvesting Materials
  • Dental materials and restorations
  • biodegradable polymer synthesis and properties
  • Electrospun Nanofibers in Biomedical Applications
  • Conducting polymers and applications
  • Polymer Nanocomposites and Properties
  • Polymer Nanocomposite Synthesis and Irradiation
  • Hydrogels: synthesis, properties, applications
  • Innovations in Concrete and Construction Materials
  • Polymer crystallization and properties
  • Osteoarthritis Treatment and Mechanisms
  • Dental Implant Techniques and Outcomes
  • Membrane Separation and Gas Transport
  • Polydiacetylene-based materials and applications
  • Retinoids in leukemia and cellular processes
  • Manufacturing Process and Optimization
  • Wound Healing and Treatments
  • Nanomaterials and Printing Technologies
  • Fluid Dynamics and Heat Transfer
  • Fuel Cells and Related Materials
  • Acute Lymphoblastic Leukemia research
  • Advanced Polymer Synthesis and Characterization

Northwestern Polytechnical University
2016-2025

Peking University Shougang Hospital
2024

Southwest University
2023

University of Saskatchewan
2017-2019

Fuyang City People's Hospital
2019

University of Shanghai for Science and Technology
2014

Xiaomi (China)
2010

South China Agricultural University
2004

Tissue-engineered skin grafts have long been considered to be the most effective treatment for large defects. Especially with advent of 3D printing technology, manufacture artificial scaffold complex shape and structure is becoming more convenient. However, matrix material used as bio-ink still a challenge. To address this issue, sodium alginate (SA)/carboxymethyl cellulose (CMC-Na) blend hydrogel was proposed fabrication, SA/CMC-Na (SC) composite hydrogels at different compositions were...

10.3390/gels7030115 article EN cc-by Gels 2021-08-09

To determine the optimum composition of AS/PVA for bioprinting cartilage scaffold, a molecular simulation combining experimental method was employed to investigate microstructure, physicochemical properties and printability blending hydrogels at different compositions. The compatibility analysis results show that SA PVA have good compatibility, they are miscible any Mechanical indicates tensile strength 8SA/2PVA is best, compared with 8SA/2PVA, 7SA/3PVA possesses better toughness similar...

10.1016/j.jmrt.2021.12.130 article EN cc-by-nc-nd Journal of Materials Research and Technology 2021-12-31

Hydrogel circuit materials have a wide range of applications, especially in the field flexible electronics. However, developing smart hydrogel with remarkable properties remains difficult problem. Based on design structure and direct inkjet 3D printing technology, we designed printable conductive sodium alginate/graphene/carbon nanotube (SGC) ink achieved three-dimensional graphene-based circuits high resolution multifunction. Compared previous work, addition GO, SWCNT Ca2+ make SGC...

10.1016/j.polymertesting.2022.107905 article EN cc-by-nc-nd Polymer Testing 2023-01-12

10.1016/j.jmbbm.2016.09.011 article EN Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials 2016-09-14

A key requirement for three-dimensional printing (3-DP) at room temperature of medical implants depends on the availability printable and biocompatible binder-powder systems. Different concentration polyvinyl alcohol (PVA) phosphoric acid solutions were chosen as binders to make artificial stent with sufficient compressive strength. In order achieve an optimum balance between bioceramic powder binder solution, biocompatibility mechanical properties these samples tested using two kinds...

10.1371/journal.pone.0174870 article EN cc-by PLoS ONE 2017-04-13

10.1016/j.jmbbm.2015.12.007 article EN Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials 2015-12-18

The selection of optimal process parameters has a decisive effect on the quality 3D printing. In this work, numerical and experimental methods were employed to investigate FDM printing deposition PLA/GNPs nanocomposite. cross-sectional morphology dimension deposited filament, as well mechanical property printed specimens studied. extrusion molten nanocomposite was simulated fluid flow by paradigm CFD, effects temperature shear rate thermal-physical properties, such viscosity surface tension,...

10.3390/polym14153081 article EN Polymers 2022-07-29

Photochromic hydrogels have promising prospects in areas such as wearable device, information encryption technology, optoelectronic display and electronic skin. However, there are strict requirements for the properties of photochromic practical engineering applications, especially some extreme application environments. The preparation with high transparency, toughness, fast response, colour reversibility, excellent electrical conductivity, anti-freezing property remains a challenge. In this...

10.1016/j.ijbiomac.2024.131972 article EN cc-by International Journal of Biological Macromolecules 2024-04-30
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