Microstructure,fracture behavior,in vitro corrosion resistance,and cytotoxicity of Zn-Mg/Mg-Zn-HAp laminated composites produced by spark plasma sintering

作     者：Ya-Kai Zhang Ze-Qin Cui Dian-Qing Gong Wen-Xian Wang Wei-Li Cheng Ya-Kai Zhang;Ze-Qin Cui;Dian-Qing Gong;Wen-Xian Wang;Wei-Li Cheng

作者机构：School of Materials Science and EngineeringTaiyuan University of TechnologyTaiyuan 030024China Key Laboratory of Interface Science and Engineering in Advanced MaterialsTaiyuan University of TechnologyTaiyuan 030024China Shanxi Province Boiler and Pressure Vessel Supervision and Inspection InstituteTaiyuan 030024China 

出 版 物：《Rare Metals》 (稀有金属（英文版）)

年 卷 期：2021年第40卷第4期

页      面：939-951页

核心收录：

学科分类：08[工学] 080501[工学-材料物理与化学] 0805[工学-材料科学与工程（可授工学、理学学位）] 080502[工学-材料学] 

基　　金：financially supported by the National Natural Science Foundation of China(No.51305292) the Natural Science Foundation of Shanxi Province(No.201801D121089) 

主　　题：Laminated composites Zn-Mg composites Spark plasma sintering Microstructure Fracture behavior In vitro degradation Cytotoxicity 

摘      要：Ideal biodegradable materials exhibit suitable degradation rates and sufficient mechanical properties for their specific *** these parameters in mind,Zn-Mg/Mg-Zn-hydroxyapatite(HAp) laminated composites were designed and fabricated by spark plasma *** paper describes the structure,mechanical properties,in vitro corrosion resistance,and cytotoxicity of the Zn-Mg/Mg-Zn-HAp laminated *** compressive strength and elastic moduli of the laminated composites matched that of cortical bone and could effectively reduce the stress shielding effect as an implant with good biomechanical *** of the fracture path and morphology after fracture toughness tests indicated that the Zn-Mg/Mg-Zn-HAp laminated composites exhibited significant capacity to prevent crack propagation,improving the fracture *** vitro degradation experiments showed that the design of the laminated structure can provide a gradient degradation rate for the ***,the laminated composites exhibited excellent biocompatibility and are promising candidates for orthopedic implants.