Materials Science Research Horizons

MATERIALS SCIENCERESEARCH HORIZONS......Page 3
NOTICE TO THE READER......Page 6
CONTENTS......Page 7
PREFACE......Page 9
ABSTRACT......Page 15
INTRODUCTION......Page 16
2.1. Sample Preparation......Page 17
2.4. EPR-Spectroscopy......Page 18
3.1. (Fluoride)-Phosphate Glasses......Page 19
3.2. Borosilicate Glasses......Page 21
3.3. Extrinsic Defects......Page 22
Titanium......Page 23
Vanadium......Page 26
Chromium......Page 28
Manganese......Page 30
Iron......Page 32
Cobalt......Page 35
Nickel......Page 37
Zirconium......Page 39
Niobium......Page 41
Tantalum......Page 43
Molybdenum......Page 44
Tungsten......Page 47
Copper and Zinc......Page 51
Silver and Cerium......Page 53
Tin......Page 55
Lead......Page 60
Arsenic and Antimony......Page 62
7. PHOTOREACTIONS AND DEFECT STABILITY......Page 65
ACKNOWLEDGEMENTS......Page 68
REFERENCES......Page 69
ABSTRACT......Page 71
1. INTRODUCTION......Page 72
2. EXPERIMENTAL......Page 73
3.1. Growth on a Sapphire (0001) Substrate......Page 74
3.2. Elimination of Impurities from the Deposited Film......Page 80
3.3. Suppression of Rotational in-Plane Domains......Page 83
3.4. Growth on a YSZ (111) Substrate......Page 84
ACKNOWLEDGEMENTS......Page 91
REFERENCES......Page 92
ABSTRACT......Page 95
1. INTRODUCTION......Page 96
2.1. Gibson-Ashby Model......Page 97
3.1. Analysis about the Gibson-Ashby Model......Page 98
3.2. Analysis about the Author Model......Page 101
4.1. About Simplifying of the Model......Page 103
4.3. About the Influencing Factors on Mechanical Properties......Page 104
5.1. Expressing the Electrical Resistivity (ρ)......Page 105
5.2. Expressing the Tensile Strength (σ)......Page 106
5.3. Expressing the Percentage Elongation at Fracture (δ)......Page 108
5.4. Expressing the Characteristic Relationship under Biaxial Tensile Loads......Page 109
6.1. Preparation of the Experimental Material......Page 111
6.2. Relevant Mathematical-Physical Expressions......Page 113
6.3. Experiments and Results......Page 115
REFERENCES......Page 119
ABSTRACT......Page 123
1. INTRODUCTION......Page 124
2. BASIC THEORY OF WIRE DRAWING......Page 126
3. EXPERIMENTATION......Page 128
4. FINITE ELEMENT ANALYSIS......Page 129
4.2. Three-Dimensional Finite Element Analysis......Page 130
5.1. Die Half-Angle and Internal Defect Effects: Experimental Single-PassCopper Wire Drawing......Page 131
5.2 Inclusion and Void Effects: 2D FEM Single-Pass Copper Shaped-WireDrawing......Page 134
5.3 Central Inclusion and Void Effects: 2D FEM Multi-Pass Copper Shaped-Wire Drawing......Page 142
5.4. Inclusion Size and Aspect Ratio Effects: 2D FEM Single-Pass CopperShaped-Wire Drawing......Page 152
5.5. Inclusion Size Effects: 3D FEM Single-Pass Round-to-Round CopperWire Drawing......Page 155
6. CONCLUSION......Page 157
REFERENCES......Page 160
1. INTRODUCTION......Page 163
2. SELECTION OF HARDFACING MATERIAL......Page 164
3. SELECTION OF HARDFACING PROCESSAND HARDFACING ALLOY TYPE......Page 168
4. HARDFACING OF TAPER ROLLERBEARINGS OF THE TRANSFER ARM......Page 174
5. HARDFACING OF INNER SURFACE OF GRID PLATE SLEEVES......Page 175
6. HARDFACING OF THE BOTTOM PLATE OF THETECHNOLOGY-DEVELOPMENT GRID PLATE......Page 179
6.2. Modifications in Hardfacing Procedure and Groove Design......Page 180
7. FABRICATION OF HARDFACING ALLOY BUSHES......Page 181
REFERENCES......Page 182
ABSTRACT......Page 185
CELL SOURCE......Page 186
POLYMER SCAFFOLDS......Page 187
SEEDING POLYMER SCAFFOLDS WITH CELLS......Page 188
Seeding in Rotating Bioreactors......Page 189
Spinner Flasks......Page 190
Perfusion (Flow-Through) Bioreactors......Page 191
Use of Mechanical Stimulation in Bioreactors......Page 192
BIOREACTOR CULTURE OF CARTILAGE: EXPERIMENTAL STUDY......Page 193
Results......Page 195
Discussion......Page 200
CONCLUSION......Page 201
REFERENCES......Page 202
ABSTRACT......Page 207
INTRODUCTION......Page 208
NUMERICAL CALCULATION PROCEDURE......Page 210
1. Effect of Heterogeneity in Reactants......Page 214
2. Effect of Heterogeneity in Diluent......Page 216
3. The Heterogeneous Effect for Each Parameter......Page 220
4. Effect of Heterogeneities in Porosity and Composition......Page 221
CONCLUSION......Page 228
NOMENCLATURE......Page 229
REFERENCES......Page 230
ABSTRACT......Page 231
INTRODUCTION......Page 232
MATERIAL AND METHODS......Page 234
Samples......Page 235
Sequential Extraction......Page 236
Protein Extraction......Page 237
TESTS ON THE UNTREATED AND AMENDED SOILS......Page 238
PRELIMINARY TESTS ON THE UNTREATEDAND AMENDED SEDIMENTS......Page 244
CONCLUSION......Page 246
REFERENCES......Page 247
1. INTRODUCTION......Page 249
2.1. Materials and Sample Preparation......Page 250
2.2. Results and Discussion......Page 251
3. FORMATION OF BUBBLES BY HEAT TREATMENT......Page 254
3.1. Water Absorption in the SMP......Page 255
3.2. Sample Preparation and Formation of Bubbles......Page 256
3.3. Further Adjustment of Bubble Size......Page 260
REFERENCES......Page 263
INDEX......Page 265