지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
이용수0
CONTENTSLIST OF TABLES ......................................................... ⅢLIST OF FIGURES ........................................................ Ⅳ국문초록 ............................................................... ⅥⅠ. INTRODUCTION ........................................................ 1Ⅱ. BACKGROUND .......................................................... 32.1. Titanium and titanium alloys ..................................... 32.1.1 Alpha titanium alloys ................................... 32.1.2 Beta titanium alloys ........................................ 42.1.3 Alpha + beta titanium alloys .................................. 42.2. Anodization ..................................................... 72.2.1 Nanotube formation on the Ti alloy .............................. 92.3. Hydroxyapatite (HA) ............................................. 132.4. Surface treatment method for HA coating ......................... 152.4.1 Electrochemical deposition of HA ............................. 182.4.2 The sputtering process for HA coating ........................ 19Ⅲ. MATERIALS AND METHODS .............................................. 213.1. Preparation of Ti-25Ta-xZr alloys .............................. 213.2. Analysis of surface characteristics for Ti-25Ta-xZr alloys ..... 213.3. Nanotubular oxide formation on the alloy surface................. 233.4. HA coating on nanotubular Ti-25Ta-xZr alloysby electrochemical deposition method ............................ 243.5. HA coating by the radio-frequency(RF) magnetron sputtering ...... 273.6. Surface wettability test ....................................... 29Ⅳ. RESULTS AND DISCUSSION .............................................. 304.1. Microstructures of Ti-25Ta-xZr alloys .......................... 304.2. The nanotubular structure of Ti-25Ta-xZr alloy .................. 354.3. The HA coating on nanotubular Ti-25Ta-xZr alloys byelectrochemical deposition method .............................. 384.4. The RF-sputtered HA coating on HA deposited Ti-25Ta-xZr alloys............................................................... 454.5. Wettability of Ti-25Ta-xZr alloys with various surface modification ............................................................... 48Ⅴ. CONCLUSIONS ........................................................ 50- REFERENCES - .......................................................... 52
0