Ceramics And Composite Materials: New Research

CERAMICS AND COMPOSITE MATERIALS: NEW RESEARCH......Page 5
NOTICE TO THE READER......Page 6
CONTENTS......Page 7
PREFACE......Page 9
Abstract......Page 13
1 Introduction......Page 14
2 The Model of Grain-Boundary Resistivity in Stabilized Zirconia Ceramics......Page 15
3 Improvement of Grain-Boundary Conduction by the Addition of Al2O3......Page 18
4.1 Improvement in the Grain-Boundary Conduction by Pre-sinteringHeat Treatment......Page 22
4.2 The Improvement in the Grain-Boundary Conduction by Post-sinteringHeat Treatment......Page 26
5 Estimation of the Intergranular-Liquid-Phase Distribution Using Local Impedance Technique......Page 30
5.1 Local Impedance Measurement by Successive Thinning of a Specimen......Page 31
5.2 Millicontact Impedance Spectroscopy: The Fundamental Concept......Page 32
5.3 Millicontact Impedance Spectroscopy: The Distribution ofIntergranular-Liquid Phase......Page 33
5.4 Millicontact Impedance Spectroscopy: The Investigation of LiquidPenetration......Page 38
6 Conclusions......Page 39
References......Page 40
Abstract......Page 43
1 Introduction......Page 44
2 Elastic Moduli from the Viewpoint of Rational Mechanics......Page 48
2.1 Elastic Properties of Anisotropic Materials......Page 49
2.2 Elastic Properties of Isotropic Materials......Page 53
3 Effective Elastic Moduli from the Viewpoint of Micromechanics and Composite Theory......Page 58
3.1 Effective Elastic Moduli of Polycrystalline Materials......Page 61
3.2 Voigt and Reuss Bounds for the Elastic Moduli of Multiphase Materials......Page 66
3.3 Hashin-Shtrikman Bounds for the Elastic Moduli of Two-Phase Materials......Page 70
3.4 Dilute Approximations for the Effective Elastic Moduli of Porous Materials......Page 72
3.5 Nonlinear Relations for the Effective Elastic Moduli of Porous Materials......Page 75
4.1 Effective Elastic Moduli of Polycrystalline Alumina and Zirconia......Page 83
4.2 Effective Elastic Moduli of Dense Alumina-Zirconia Composite Ceramics......Page 89
4.3 Effective Elastic Moduli of Porous Ceramics in the Alumina-Zirconia System......Page 92
5 Outlook......Page 99
References......Page 104
Introduction......Page 113
Classification of Bioceramics......Page 114
3 According to the Characteristics of the Material......Page 115
Alumina (α-Al2O3)......Page 116
Zirconia (ZrO2)......Page 117
Carbons......Page 119
Hydroxyapatite (Ca10(PO4)6(OH)2)......Page 121
SiO2-Based Ceramic: Wollastonite (CaSiO3)......Page 123
Composite Bioeutectic® Material (CaSiO3-Ca3P2O8)......Page 125
Bioactive Glasses......Page 128
Bioactive Glass-Ceramics......Page 131
Ceravital......Page 132
Ilmaplant-L1......Page 134
Bioactive Composites......Page 135
Tricalcium Phosphate (Ca3(PO4)2)......Page 136
References......Page 137
1 Introduction......Page 145
2.1 Materials......Page 147
3 Results and Discussion......Page 148
References......Page 156
Abstract......Page 159
2.1 Isotropic Multi-Particle-Matrix System......Page 160
2.2 Isotropic One-Particle-Matrix System......Page 185
3 Thermal Stresses and Related Phenomena in SiC-Si3N4 Particle-Matrix System......Page 192
4 Conclusions......Page 198
5 Appendix......Page 203
References......Page 206
Abstract......Page 209
1 Introduction......Page 210
2 Bone-Bonding Mechanism......Page 211
4 Polydimethylsiloxane (PDMS)-CaO-SiO2-Based Hybrids......Page 212
5 Degradation of PDMS-CaO-SiO2-Based Hybrids in SBF......Page 215
6 PDMS-TiO2 Hybrids......Page 216
7 Poly(Tetramethylene Oxide) (PTMO)-TiO2 Hybrids......Page 219
8 Summary......Page 221
References......Page 222
Abstract......Page 227
Introduction......Page 228
Parameter Estimation Methods......Page 229
Confidence Lower Bounds......Page 231
Comparison of Lower Bound Estimation Methods......Page 232
A Practical Measure for Comparison and Sample Size Selection......Page 234
Monte-Carlo Simulation......Page 235
A Practical Comparison Based on Equivalent Sample Sizes......Page 237
Effects of Weibull Modulus and Sample Size......Page 238
A Two-Stage Experimental Setup for Sample Size Determination......Page 240
Practical Example......Page 241
Conclusions......Page 243
Appendix......Page 244
References......Page 248
INDEX......Page 249