采用直流磁控溅射技术在纳米钛表面沉积Mg/TiO2双层薄膜,研究了Mg中间层对纳米钛表面TiO2薄膜微结构、动态凝血时间和界面结合力的影响.结果表明,Mg中间层对纳米钛表面TiO2薄膜微结构、动态凝血时间和界面结合力有显著影响.预制Mg中间层后,纳米钛表面TiO2薄膜由金红石相(含少量锐钛矿)转变为MgTiO3,Ti2O3和少量金红石相;纳米钛表面TiO2薄膜沿Mg膜晶界生长成微米级团簇,而团簇内部具有纳米畴特征;纳米钛表面TiO2薄膜的凝血时间由17 min提高到40 min;纳米钛表面TiO2薄膜的界而结合力由17N提高到36 N.
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