摘要.......................................................I
abstract ................................................ II
誌謝.....................................................III
總目錄.....................................................V
圖目錄..................................................VIII
表目錄....................................................XI
第一章前言 .................................................1
1-1 研究背景................................................1
1-2 金屬生醫材料之簡介.......................................2
1-2-1 316L不鏽鋼...........................................3
1-2-2 鈷基合金..............................................3
1-2-3 鈦基合金..............................................4
1-3 金屬生醫材料之應用.......................................5
1-3-1 人工關節..............................................7
1-3-2 骨折固定..............................................8
1-3-3 人工植牙.............................................11
1-4 研究目的...............................................13
第二章 鈦及鈦合金...........................................15
2-1 鈦的歷史...............................................15
2-2 鈦的製備...............................................17
2-2-1 亨特(Hunter)法......................................17
2-2-2 克羅爾(Kroll)法......................................18
2-2-3 FFC劍橋法...........................................19
2-3 鈦合金的分類...........................................21
2-3-1 α或near α型鈦合金....................................22
2-3-2 β型鈦合金............................................25
2-3-3 α＋β型鈦合金.........................................29
2-4 鈦合金的非平衡相........................................31
2-5 鈦與鈦合金的性質與應用..................................33
第三章理論基礎 ............................................37
3-1 鈦合金之設計理論........................................37
3-1-1 Mo當量方程式.........................................37
3-1-2 電子結構的分子軌域計算................................38
3-1-3 分離式多樣化叢集方式..................................39
3-2 金屬的強化機制.........................................40
3-2-1 加工硬化.............................................41
3-2-2 固溶強化.............................................43
3-2-3 細晶粒強化...........................................43
3-2-4 析出強化.............................................44
3-3 拉伸之破斷機制.........................................50
3-3-1 延性破斷.............................................51
3-3-2 脆性破斷.............................................53
3-4 應力遮蔽效應...........................................53
第四章實驗步驟及方法........................................54
4-1 實驗流程圖.............................................54
4-2 合金材料的製備 ........................................55
4-3 合金熔煉與鑄造.........................................55
4-4 試片製作...............................................59
4-5 拉伸試驗...............................................59
4-6 微硬度試驗.............................................60
4-7 X光繞射相分析..........................................62
4-8 金相組織觀察...........................................63
4-9 掃描式電子顯微鏡分析....................................64
第五章 實驗結果與討論.......................................65
5-1 成分分析以及相分析......................................65
5-2 金相組織分析...........................................73
5-3 拉伸機械性質及其破斷面分析...............................80
5-4 硬度機械性質分析........................................94
第六章結論 ................................................98
第七章參考資料 ............................................99
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