표제지
목차
국문요약 8
Abstract 10
1. 서론 11
2. 이론적 배경 13
2.1. 치과수복용 재료 13
2.2. 지르코니아(Zirconia) 15
2.3. 색(Color) 19
2.3.1. L*a*b* 표색계 20
3. 실험방법 22
3.1. 금속산화물 혼합에 의한 유색 지르코니아 시편 제조 22
3.2. 착색용액 침지를 통한 유색 지르코니아 시편 제조 22
3.3. 특성분석 24
3.3.1. 밀도와 기계적 특성 24
3.3.2. X선 회절 분석(X-ray diffraction analysis, XRD) 25
3.3.3. 미세구조 분석 25
3.3.4. 색도측정 25
4. 결과 26
5. 고찰 55
6. 결론 61
7. REFERENCES 62
Table 1. Experimental groups used in this study. 23
Table 2. Color coordinates (CIE L*a*b*) of the colored zirconia specimens. 54
Figure 1. Polymorphs of zirconia 16
Figure 2. Chromaticity diagram of L*a*b* coordinates. 21
Figure 3-(a). XRD patterns of the colored zirconia specimens. (FO group). 27
Figure 3-(b). XRD patterns of the colored zirconia specimens. (MO group). 28
Figure 3-(c). XRD patterns of the colored zirconia specimens. (FC/MC group) 29
Figure 4-(a). Change of relative density of the colored zirconia specimens. (FO/MO... 31
Figure 4-(b). Change of relative density of the colored zirconia specimens. (FC/MC group) 32
Figure 5-(a). Shrinkage of the colored zirconia specimens. (FO/MO group) 34
Figure 5-(b). Shrinkage of the colored zirconia specimens. (FC/MC group) 35
Figure 6-(a). Vickers hardness of the colored zirconia specimens. (FO/MO group) 37
Figure 6-(b). Vickers hardness of the colored zirconia specimens. (FC/MC group) 38
Figure 7-(a). Fracture toughness of the colored zirconia specimens. (FO/MO group) 40
Figure 7-(b). Fracture toughness of the colored zirconia specimens. (FC/MC group) 41
Figure 8-(a). Flexural strength of the colored zirconia specimens. (FO/MO group) 43
Figure 8-(b). Flexural strength of the colored zirconia specimens. (FC/MC group) 44
Figure 9-(a). Microstructure of the colored zirconia specimens (Z) 46
Figure 9-(b). Microstructure of the colored zirconia specimens:... 47
Figure 9-(c). Microstructure of the colored zirconia specimens:... 48
Figure 9-(d). Microstructure of the colored zirconia specimens:... 49
Figure 9-(e). Microstructure of the colored zirconia specimens:... 50
Figure 10-(a). Grain size of the colored zirconia specimens. (FO/MO group) 51
Figure 10-(b). Grain size of the colored zirconia specimens. (FC/MC group) 52
Figure 11. Optical image of the colored zirconia specimens 57
Figure 12. L*a*b* coordinates of the colored zirconia specimens 58
Figure 13-(a). Comparison of mechanical properties in FO group and FC group 59
Figure 13-(b). Comparison of mechanical properties in MO group and MC group 60