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Laser powder bed fusion of Ti6Al4V graded scaffold for local stiffness matching

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成果类型:
期刊论文
作者:
Zhang, Junfang;Zhai, Wengang;Zhou, Wei;Long, Zhang;Yang, Liu;...
通讯作者:
Zhang, JF
作者机构:
[Zhang, Junfang; Yang, Liu] Wuhan Polytech Univ, Coll Mech Engn, Wuhan 430048, Peoples R China.
[Zhai, Wengang; Zhou, Wei] Nanyang Technol Univ, Singapore Ctr 3D Printing, Sch Mech & Aerosp Engn, 50 Nanyang Ave, Singapore 639798, Singapore.
[Long, Zhang] Southwest Petr Univ, Sch Mech Engn, Chengdu 610500, Peoples R China.
[Li, Xiang] China Three Gorges Univ, Coll Mech & Power Engn, Yichang, Peoples R China.
通讯机构:
[Zhang, JF ] W
Wuhan Polytech Univ, Coll Mech Engn, Wuhan 430048, Peoples R China.
语种:
英文
关键词:
Stiffness matching;Graded scaffold;Laser powder bed fusion;Mechanical properties;Gyroid structure
期刊:
Materials Today Communications
ISSN:
2352-4928
年:
2025
卷:
43
页码:
111787
基金类别:
CRediT authorship contribution statement Li Xiang: Writing – review & editing, Resources, acquisition. Zhai Wengang: Writing – review & editing, Visualization, Supervision. Zhang Junfang: Writing – original draft, Visualization, Methodology, Investigation, Formal analysis. Yang Liu: Writing – review & editing, Resources, Project administration, acquisition. Long Zhang: Methodology, acquisition, Data curation. Zhou Wei: Methodology, Investigation, Conceptualization.
机构署名:
本校为第一且通讯机构
院系归属:
机械工程学院
摘要:
Stress shielding is a leading cause of bone resorption, loosening, and implant failure. Addressing this challenge, this paper proposes an innovative graded scaffold design strategy to achieve local stiffness matching. This study is grounded in the Gibson-Ashby modulus model of the uniform network Gyroid lattice structure. The elastic modulus values from different regions of the frontal bone are utilized as input data, and a polynomial scaffold model for stiffness matching is established using a polynomial fitting method. Ti6Al4V samples were ma...

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