Zhiwei Lin

ORCID: 0000-0002-0115-9414
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Research Areas
  • Advanced Numerical Analysis Techniques
  • Advanced machining processes and optimization
  • Advanced Surface Polishing Techniques
  • Manufacturing Process and Optimization
  • Additive Manufacturing and 3D Printing Technologies
  • Cellular and Composite Structures
  • Computational Geometry and Mesh Generation
  • 3D Shape Modeling and Analysis
  • Advanced Measurement and Metrology Techniques
  • 3D Printing in Biomedical Research
  • Advanced Materials and Mechanics
  • Bone Tissue Engineering Materials
  • Tribology and Lubrication Engineering
  • Human Mobility and Location-Based Analysis
  • Innovations in Concrete and Construction Materials
  • Computer Graphics and Visualization Techniques
  • Electrospun Nanofibers in Biomedical Applications
  • Data Management and Algorithms
  • Advanced Data Storage Technologies
  • Traffic Prediction and Management Techniques
  • 3D Surveying and Cultural Heritage
  • Internet Traffic Analysis and Secure E-voting
  • Stochastic processes and financial applications
  • Additive Manufacturing Materials and Processes
  • Video Surveillance and Tracking Methods

Zhejiang University
2015-2024

Sichuan University
2024

Second Affiliated Hospital of Zhejiang University
2017

Fujian Normal University
2006

In this study, 3D hydrogel-based vascular structures with multilevel fluidic channels (macro-channel for mechanical stimulation and microchannel nutrient delivery chemical stimulation) were fabricated by extrusion-based three-dimensional (3D) bioprinting, which could be integrated into organ-on-chip devices that would better simulate the microenvironment of blood vessels. approach, partially cross-linked hollow alginate filaments loading fibroblasts smooth muscle cells extruded through a...

10.1021/acsbiomaterials.6b00643 article EN ACS Biomaterials Science & Engineering 2017-01-18

Photo-crosslinkable gelatin methacrylate (GelMA) has become an attractive ink in 3D printing due to its excellent biological performance. However, limited by low viscosity and long cross-linking time, it is still a challenge directly print GelMA extrusion-based printing. Here, balance the printability biocompatibility, biomaterial composed of nanoclay was specially designed. Using this ink, complex scaffolds with high shape fidelity can be easily printed based on thixotropic property...

10.1088/1758-5090/ab0cf6 article EN Biofabrication 2019-03-05

Recently, triply periodic minimal surface (TPMS) is emerging as an ideal tool to generate porous structures. Yet, most of the current work only focuses on controlling elastic modulus by relative density. For special engineering applications, such bone implants or energy absorbers, generated TPMS may still be broken due anisotropy. In this work, two strategies are proposed design isotropic The numerical homogenization theory and finite element analysis methods utilized study relationship...

10.1016/j.matdes.2021.110050 article EN cc-by Materials & Design 2021-08-18

In the field of bone implantation, there is a large demand for isotropic lattice with appropriate mechanical properties and porosity. Two structure design anisotropy control strategies are proposed in this work. The first way to acquire structures combine cross-frustum octet-truss structure. Then can be adjusted by changing frustum parameters. second strategy implemented space normal generate hierarchical achieve inner outer diameters. virtue homogenization method finite element analysis...

10.1016/j.matdes.2021.109595 article EN cc-by Materials & Design 2021-02-18

10.1016/j.cma.2018.03.007 article EN Computer Methods in Applied Mechanics and Engineering 2018-03-18

Based on the triply periodic minimal surface (TPMS), 3D auxetic structures are successfully implemented using a dual-period function. A series of shape-controllable, deformation functions obtained by summarising characteristics and applying Bezier curve fitting methods. Then, with geometry originating from Schwarz primitive (P) TPMS, shape transformation TPMS is achieved functions. The property (negative Poisson's ratio) structure investigated based control parameters (the c value, function...

10.1080/17452759.2023.2170890 article EN cc-by Virtual and Physical Prototyping 2023-02-14

10.1007/s00170-014-5629-6 article EN The International Journal of Advanced Manufacturing Technology 2014-01-24

Summary This paper presents a non‐intrusive reduced order model for general, dynamic partial differential equations. Based upon proper orthogonal decomposition (POD) and Smolyak sparse grid collocation, the method first projects unknowns with full space time coordinates onto POD basis. Then we introduce new least squares fitting procedure to approximate dynamical transition of coefficients between subsequent steps, taking only set solution snapshots as training data during construction....

10.1002/fld.4268 article EN International Journal for Numerical Methods in Fluids 2016-06-10

10.1007/s00170-015-7275-z article EN The International Journal of Advanced Manufacturing Technology 2015-05-19

10.1007/s00170-014-5981-6 article EN The International Journal of Advanced Manufacturing Technology 2014-05-28
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