Diamond - like carbon gradient film on ti6a14v alloy substrate have been prepared by means of plasma source ion implanted - ion beam enhanced deposition ( psii - ibed ) . for potential applications as artificial joint materials and artificial cardiac valve materials , its trobological performance and hemocompatibility has also been evaluated in the present ph . d . thesis 本研究采用等離子源離子注入?離子束增強沉積技術( psii - ibed )制備了鈦合金基類金剛石梯度薄膜材料,對類金剛石梯度薄膜這一新型人工關節材料和人工心臟瓣膜材料的生物摩擦學性能和血液相容性進行了研究和評價,研究了摩擦磨損對材料血液相容性的影響。