search for books and compare prices
Tables of Contents for High-Tc Superconductors for Magnet and Energy Technology
Chapter/Section Title
Page #
Page Count
Introduction
1
4
High--Tc Superconductors: Limitations and Applications
5
12
Critical-Current Limitations
6
5
Flux Pinning
7
1
The Role of Grain Boundaries
8
2
Percolation
10
1
Material Processing
11
1
Possible Applications
11
6
Magnet Technology
11
1
Energy Technology
12
5
Part I. Fundamentals
Fundamentals of Material Processing
17
34
Crystal Structure
18
4
The Rare-Earth Compounds
18
1
The Bismuth Compounds
19
1
Lattice Parameters, Anisotropy and Microstructure
20
2
Phase Diagrams and Phase Formation
22
12
Basic Concepts
22
2
Binary Phase Diagrams
24
2
Ternary Phase Diagrams
26
2
The Phase Diagram of Y-Ba-Cu-O
28
2
The Phase Diagram of Bi(Pb)-Sr-Ca-Cu-O
30
3
Oxygen Content
33
1
Melt Processing of YBa2Cu3O7-δ
34
4
Melt Growth Processes
35
3
Top-Seeding Technique
38
1
Tape and Wire Fabrication
38
13
Conductor Fabrication Processes
38
1
Green-Wire Fabrication Using the PIT Process
39
3
Phase Development of Pb,Bi-Sr-Ca-Cu-O in Silver
42
4
YBaCuO-Coated Conductors
46
5
Physical Properties of High-Tc Superconductors
51
20
Normal-State Properties of HTSCs
51
1
Superconducting Properties
52
5
Microscopic Description
52
2
Macroscopic Description
54
3
Electromagnetic Properties of HTSCs
57
5
Type II Superconductor in an External Magnetic Field
57
2
Elastic Properties of the Flux Line Lattice
59
1
Phase Transitions in the Vortex Lattice
60
2
Flux Line Dynamics
62
9
Flux Pinning and the Bean Critical-State Model
62
3
Thermally Activated Flux Creep
65
6
Part II. Recent Achievements
Conductor Preparation and Phase Evolution
71
8
Preparation of Wires, Tapes and Bulk HTSCs
71
5
Preparation of Bi-2223 Tapes
71
3
Preparation of Bi-2212 Tapes and Wires
74
1
YBCO-Coated-Conductor Preparation
75
1
Melt Processing of Bulk REBCO
76
1
Phase Formation and Microstructure
76
3
Observation of Phase Evolution of Bi-2223
76
1
Microstructure and Grain Boundaries
77
2
Characterization of Conductors and Bulk HTSCs
79
6
Electromagnetic Characteristics
79
1
Superconducting Magnetic Levitation
80
1
Imaging of Magnetic Flux in Type II Superconductors
80
5
Scanning Hall Probe Experiments
81
1
Magneto-Optical Imaging
81
4
Part III. Phase Formation and Microstructure
Preparation of BSCCO Conductors
85
16
Fabrication of Green Wires and Tapes
85
3
Thermal Processing of Bi-2212/Ag Conductors
88
5
Processing Scheme
89
1
Void Formation
89
3
Microstructure Development
92
1
Thermo-Mechanical Processing of Bi-2223/Ag Tapes
93
8
Precursor Powder
94
1
Number of Processing Steps
95
1
First Thermal Processing Step
96
3
Further Processing Steps
99
2
Overpressure Processing of Bi-2212 Conductors
101
8
Void Reduction in Bi-2212/Ag Wires
101
2
Processing Scheme
101
1
Critical Current Density
102
1
Microstructure
102
1
Overpressure Processing of Bi-2212/Ag Tapes
103
6
Thickness Dependence of the Critical Current Density
104
1
Magneto-Optical Imaging
105
1
Microstructural Analysis
105
2
X-ray Results
107
1
Interpretation
108
1
Processing of Bi-2223/Ag Tapes at Reduced Final Temperature
109
8
Processing Schemes
109
1
Critical Current Density
110
1
X-ray Analysis
110
2
Microstructural Examination
112
1
Ac Susceptibility Results
112
2
Discussion
114
3
Preliminary Results on YBCO-Coated Conductors
117
12
Metallurgy of the Metallic Substrates
117
5
Recrystallization Procedure
117
3
Texture Analysis
120
2
Buffer Layers
122
2
Buffer Layers on Nickel Substrates
122
2
Buffer Layers on Ni-Cu Composite Tapes
124
1
Y-Ba-Cu-O Coating
124
5
Part IV. Electromagnetic Properties
Magnetotransport and Vortex Dynamics
129
10
Magnetic-Field Dependence of the Critical Current Density
129
1
Scaling of the I-V Characteristics
130
3
Critical-Current Anisotropy
133
2
Flux Creep Resistivity
135
1
Irreversibility Field
136
3
Superconducting Magnetic Levitation
139
28
Levitation Force Experiments on Various Superconductors
139
12
Experimental Setup
139
1
Experimental Parameters
140
6
Comparison of Various Superconductors
146
3
Spatial Distribution of Levitation Force
149
2
Understanding Force-Distance Hysteresis
151
6
Interpretation Within the Bean Critical-State Model
152
4
Magnetic-Field-Dependent Critical Current Density
156
1
Interpretation of Vertical-Stiffness Experiments
157
6
Vertical Megnetic Stiffness as a Bearing Parameter
158
1
Stiffness and Labusch Parameter
159
4
Experiments on Stacks of Epitaxial Thin Films
163
4
Force-Distance Characteristics
163
1
Magnetic Stiffness
164
3
Remanent Flux Distribution and Critical Current Density
167
14
Experimental Details
167
2
The Hall Sensor
167
1
Resolution of the Hall Probe
168
1
Imaging of the Remanent Flux Distribution
169
1
Calculation of the Critical Current Density
169
2
Epitaxial YBCO Films
171
1
Experimental Details
171
1
Results and Discussion
172
1
Bi-2223/Ag Tapes
172
9
Lateral Resolution
173
2
Results from Bi-2223/Ag Tapes
175
3
Quality Control of Long Tapes
178
3
Part V. Concluding Remarks
Concluding Remarks
181
6
Summary
181
1
Conclusion
182
5
References
187
16
Index
203