Preface |
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xvii | |
1 Expert Opinion: Relevance of High-Tc Superconductors for SDG Goals |
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1 | (16) |
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1.1 Superconductivity and Sustainable Development Goals |
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1 | (3) |
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1.2 High-Tc Superconducting Technology: Towards Sustainable Development Goals |
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4 | (3) |
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1.3 The Potential of Superconductor Technology: Towards Sustainable Development Goals |
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7 | (2) |
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1.4 Superconducting Technology: A Step to the United Nation's Sustainable Development Goals |
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9 | (4) |
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1.5 Superconductors as Friends of Our Environment |
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13 | (4) |
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2 Dense and Robust (RE)BCO Bulk Superconductors for Sustainable Applications: Current Status and Future Perspectives |
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17 | (58) |
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19 | (8) |
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2.1.1 Top-Seeded Melt Growth Technique |
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22 | (2) |
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2.1.2 Buffer Strategy in TSMG |
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24 | (2) |
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2.1.3 Generic Seed Crystals and NdBCO Film Seeds |
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26 | (1) |
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2.2 Infiltration and Growth Process |
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27 | (11) |
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2.2.1 Development of 2-Step BA-TSIG Process |
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30 | (4) |
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2.2.2 High-Field Studies of TSIG-Processed Samples |
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34 | (2) |
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2.2.3 Generic Seeds Fabricated by the TSIG Approach |
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36 | (2) |
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2.3 High Performance Bulk Superconductors |
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38 | (12) |
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2.3.1 Existing Literature on GdBCO Bulk Superconductors |
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38 | (1) |
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2.3.2 GdBCO Bulk Superconductors Fabricated via 2-Step BA-TSIG |
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39 | (3) |
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2.3.3 Trapped Field Performance |
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42 | (2) |
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2.3.4 Levitation Force Measurements |
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44 | (1) |
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2.3.5 Critical Temperature and Critical Current Density |
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45 | (3) |
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48 | (2) |
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2.4 Mechanical Property Measurement |
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50 | (2) |
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2.5 Microstructural Studies |
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52 | (1) |
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2.6 Reliability of Fabrication |
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53 | (1) |
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2.7 Novel Experiments Investigated |
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54 | (8) |
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2.7.1 (RE)BCO Bulk Superconductors with Artificial Holes |
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54 | (1) |
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2.7.2 YBCO Cavities for Magnetic Shielding |
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55 | (2) |
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2.7.3 Multi-Seeding Experiments |
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57 | (3) |
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2.7.4 Reinforcement Studies |
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60 | (2) |
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2.8 Summary and Conclusions |
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62 | (13) |
3 Growth, Microstructure, and Superconducting Properties of Ce Alloyed YBCO Bulk Single-Grain Superconductors |
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75 | (76) |
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75 | (2) |
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3.2 Influence of Addition of Nanosize Barium Cerate on the Microstructure and Properties of TSMG YBCO Bulk Superconductors |
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77 | (16) |
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3.3 Influence of CeO2 on Microstructure, Cracking, and Trapped Field of TSIG YBCO Single-Grain Superconductors |
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93 | (18) |
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3.4 Microstructural Aspects of Infiltration Growth YBCO Bulks with Chemical Pinning |
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111 | (9) |
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3.5 Influence of Sm2O3 Microalloying and Yb Contamination on Y211 articles Coarsening and Superconducting Properties of IG YBCO Bulk Superconductors |
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120 | (14) |
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3.6 Relationship between Local Microstructure and Superconducting Properties of Commercial YBa2Cu3O7-δ Bulk |
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134 | (17) |
4 Superconductivity in Biomedicine: Enabling Next Generation's Medical Tools for SDGs |
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151 | (28) |
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152 | (1) |
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4.2 The Basic Phenomenon of Superconductivity |
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153 | (8) |
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153 | (1) |
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154 | (1) |
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4.2.3 Type I vs. Type II Superconductors |
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155 | (2) |
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157 | (1) |
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157 | (1) |
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158 | (1) |
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159 | (1) |
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4.2.8 London Penetration Depth |
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160 | (1) |
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161 | (1) |
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4.3 The Prominent Role of Superconductors in Biomedical Applications |
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161 | (8) |
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4.3.1 Magnetic Resonance Imaging |
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161 | (2) |
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4.3.2 Ultra-Low Field Magnetic Resonance Imaging (ULF-MRI) |
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163 | (1) |
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4.3.3 Nuclear Magnetic Resonance |
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164 | (2) |
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4.3.4 Diagnostic Techniques Using SQUIDS |
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166 | (1) |
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4.3.5 Magnetic Drug Delivery System |
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167 | (1) |
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4.3.6 Particle Beam Applications for Biomedical Diagnosis |
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168 | (1) |
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4.4 Relevance to Sustainable Development Goals |
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169 | (1) |
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170 | (9) |
5 Overview of Shaping YBa2Cu3O7 Superconductor |
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179 | (16) |
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180 | (1) |
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5.2 Experimental Procedures and Results |
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181 | (10) |
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5.2.1 2D Thick-Film YBCO Fabrics |
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181 | (4) |
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5.2.2 3D YBCO Superconducting Foams |
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185 | (2) |
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5.2.3 3D Multiple Holes Textured YBCO |
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187 | (4) |
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191 | (4) |
6 Development of MgB2 Superconducting Super-Magnets: Its Utilization towards Sustainable Development Goals |
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195 | (38) |
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196 | (5) |
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201 | (2) |
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202 | (1) |
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6.3 Innovative Activities to Improve The Performance of Bulk MgB2: Sintering Temperature |
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203 | (2) |
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6.4 Innovative Activities to Improve the Performance of Bulk MgB2: Sintering Time |
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205 | (3) |
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6.5 Innovative Activities to Improve the Performance of Bulk MgB2: Silver Addition |
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208 | (4) |
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6.6 Superconducting Properties of Bulk MgB2 with MgB2 Addition |
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212 | (3) |
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6.7 Innovative Activities to Improve the Performance of Bulk MgB2: Utilizing Carbon-Encapsulated Boron |
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215 | (4) |
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6.8 Role of Excess Mg in Enhancing Superconducting Properties of Ag-Added Carbon-Coated Boron-Based Bulk MgB2 |
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219 | (3) |
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6.9 Realizing High-Trapped Field MgB2 Bulk Magnets for Addressing SDGs |
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222 | (3) |
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225 | (8) |
7 Powder Technology of Magnesium Diboride and Its Applications |
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233 | (32) |
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234 | (1) |
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7.2 Tuning Magnesium and Boron in Undoped Samples |
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235 | (19) |
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235 | (3) |
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7.2.2 Mixed Boron Precursors |
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238 | (2) |
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7.2.3 Nominal Magnesium Non- Stoichiometry |
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240 | (3) |
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7.2.4 MgB4 as Precursor for Reaction with Mg |
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243 | (25) |
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7.2.4.1 Influence of heat treatment conditions |
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243 | (5) |
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7.2.4.2 Influence of nominal Mg content and heat treatment conditions |
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248 | (6) |
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7.3 Addition with Rare Earth Oxides |
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254 | (2) |
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7.4 Large-Scale Applications |
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256 | (2) |
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258 | (7) |
8 Ultrasonication: A Cost-Effective Way to Synthesize High-Jr Bulk MgB2 |
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265 | (18) |
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265 | (3) |
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268 | (2) |
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8.2.1 High-Energy Ultrasonication |
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268 | (1) |
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8.2.2 Boron Ultrasonication |
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268 | (1) |
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269 | (1) |
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8.2.4 Characterization of MgB2 |
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269 | (1) |
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8.3 Results and Discussion |
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270 | (7) |
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270 | (1) |
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8.3.2 Microstructural Analysis of Ultrasonicated Boron |
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271 | (1) |
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272 | (1) |
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8.3.4 Superconducting Performance Measurements |
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272 | (5) |
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277 | (6) |
9 New Potential Family of Iron-Based Superconductors towards Practical Applications: CaKFe4As4 (1144) |
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283 | (32) |
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284 | (6) |
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9.2 Structural Properties of 1144 |
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290 | (2) |
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9.3 Transition Temperature (TC) and Upper Critical Field (HC2) |
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292 | (3) |
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9.4 Critical Current Properties |
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295 | (7) |
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9.5 Development towards Application |
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302 | (7) |
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9.5.1 Polycrystalline Sample |
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302 | (3) |
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9.5.2 Superconducting Wires and Tapes |
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305 | (4) |
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309 | (6) |
10 Quasi 1D Layered Nb2PdxSy Superconductor for Industrial Applications |
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315 | (24) |
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316 | (2) |
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318 | (1) |
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10.2.1 Nb2PdxSy Superconductor |
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318 | (1) |
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10.3 Structural and Superconducting Properties |
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318 | (9) |
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10.3.1 Crystal Structure and Morphology of Nb2PdxSy Superconductor |
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318 | (1) |
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10.3.2 Superconducting Properties |
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319 | (8) |
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10.3.2.1 Temperature-dependent electrical resistivity r (T) |
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319 | (4) |
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10.3.2.2 Magnetic measurement |
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323 | (1) |
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10.3.2.3 Anisotropy in upper critical field |
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324 | (2) |
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326 | (1) |
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10.3.2.5 Superconducting gap |
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326 | (1) |
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10.4 Factors Affecting Critical Parameters (TC and HC2) |
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327 | (5) |
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10.4.1 Effect of Doping Elements |
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327 | (3) |
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10.4.2 Effect of Diameter of Fibers |
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330 | (2) |
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332 | (1) |
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10.6 Normal-State Temperature-Dependent Electrical Resistivity |
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332 | (1) |
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333 | (6) |
11 High-Temperature Superconducting Cable Application to Ship Magnetic Deperming and Its Contribution toward SDG |
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339 | (32) |
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340 | (2) |
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11.2 Magnetic Silencing of Ship |
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342 | (3) |
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11.2.1 Degaussing of Ship |
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344 | (1) |
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11.3 Magnetic Deperming of Ship |
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345 | (9) |
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11.3.1 Deperming Field for Ship |
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345 | (2) |
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11.3.2 Conventional Deperming Methods |
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347 | (4) |
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11.3.2.1 Wound cable on ship-hull |
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348 | (1) |
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11.3.2.2 Running through the coil |
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349 | (1) |
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350 | (1) |
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11.3.2.4 Variations of wound-on-hull |
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350 | (1) |
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11.3.3 Electric Current and Power for Each Type of Deperming Coil |
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351 | (3) |
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11.4 HTS Superconducting Deperming |
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354 | (12) |
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11.4.1 Magnetic Field by Deperming Coil |
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354 | (2) |
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11.4.2 Superconducting Cable for Seabed Deperming Coil |
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356 | (3) |
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11.4.2.1 NbTi and Nb3Sn at 4.2 K |
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356 | (1) |
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357 | (1) |
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358 | (1) |
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358 | (1) |
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359 | (1) |
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11.4.3 Expected Goal of Complete System |
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359 | (4) |
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11.4.3.1 Refrigeration of cable |
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361 | (2) |
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11.4.3.2 Electromagnetic force |
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363 | (1) |
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11.4.4 Research Step toward the Complete System |
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363 | (3) |
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11.5 Contribution to Sustainable Development Goal |
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366 | (5) |
12 High-Tv Superconducting Bearings Design: Towards High-Performance Machines |
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371 | (60) |
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12.1 Introduction to Bulk Superconducting Levitation |
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372 | (1) |
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12.2 Bearing Materials and Cryogenics |
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372 | (14) |
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12.2.1 Permanent Magnet Materials |
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372 | (3) |
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12.2.2 Superconducting Materials |
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375 | (2) |
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12.2.3 Bulk YBaCuO Properties |
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377 | (1) |
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12.2.4 Performance of Materials in Cryogenics |
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378 | (8) |
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12.2.4.1 Mechanical properties |
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379 | (1) |
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12.2.4.2 Thermal properties |
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380 | (5) |
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12.2.4.3 Electric resistivity and magnetic susceptibility |
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385 | (1) |
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12.3 Superconducting Bearings Classification |
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386 | (4) |
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12.3.1 According to Their Motion Degree of Freedom |
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386 | (1) |
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12.3.2 Meissner and Mixed State Bearings |
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387 | (1) |
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12.3.3 According to Their Load Bearing Configuration |
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387 | (1) |
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12.3.4 Active and Passive Superconducting Bearings |
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388 | (2) |
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12.4 Fundamentals of Design of Passive SMB |
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390 | (23) |
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12.4.1 State of the Superconducting Bearing |
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390 | (3) |
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12.4.1.1 Bearings in the Meissner state |
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390 | (2) |
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12.4.1.2 Mixed state: Field cooled bearings |
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392 | (1) |
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12.4.2 Thrust Bearings: Force and Stiffness |
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393 | (3) |
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396 | (1) |
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12.4.4 Improved Magnetic Arrangement |
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397 | (4) |
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401 | (2) |
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403 | (1) |
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12.4.7 Hysteresis and Damping |
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404 | (1) |
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12.4.8 Temperature Influence |
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405 | (3) |
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12.4.9 Vibration Isolation |
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408 | (3) |
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12.4.10 Coefficient of Friction |
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411 | (2) |
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12.5 Applications of Superconducting Bearings |
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413 | (18) |
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413 | (1) |
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12.5.2 Cryogenic Machinery |
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414 | (1) |
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12.5.3 Aerospace Applications |
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415 | (2) |
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417 | (3) |
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420 | (1) |
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421 | (10) |
13 Low-Frequency Rotational Loss in an KS Bearing and Its Application in Sensitive Devices |
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431 | (46) |
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13.1 A Brief Overview of HTS Bearings |
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431 | (5) |
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13.1.1 Brief Introduction of HTS Bearing |
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432 | (1) |
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13.1.2 Classification of HTS Bearing |
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433 | (1) |
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13.1.3 Application of HTS Bearing in Flywheel |
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434 | (2) |
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13.2 Rotational Loss of HTS Bearings |
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436 | (20) |
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13.2.1 Rotational Loss Phenomenon and Coefficient of Friction |
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436 | (3) |
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13.2.1.1 Rotational loss phenomenon |
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436 | (2) |
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13.2.1.2 Coefficient of friction |
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438 | (1) |
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13.2.2 Loss Sources Consideration and Theory |
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439 | (3) |
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439 | (1) |
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440 | (1) |
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13.2.2.3 Eddy current loss |
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441 | (1) |
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13.2.3 Effects of Bearing Structures and Scales |
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442 | (4) |
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13.2.3.1 Small-scale HTS bearing |
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442 | (2) |
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13.2.3.2 Medium-scale HTS bearing |
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444 | (1) |
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13.2.3.3 Large-scale HTS bearing |
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445 | (1) |
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13.2.4 Effects of Mechanics and Dynamic Behavior with Rotational Frequency |
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446 | (3) |
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13.2.5 Effects of Superconducting Material Properties |
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449 | (1) |
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13.2.6 Effects of Magnetic Rotor Structures |
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450 | (2) |
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13.2.7 Effects of Magnetization and Working Conditions |
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452 | (2) |
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13.2.7.1 Magnetization and levitation heights |
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452 | (1) |
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13.2.7.2 Low Tc Cooling Conditions |
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452 | (2) |
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13.2.8 Rotation Properties at Extreme Low Frequencies |
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454 | (2) |
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13.3 Low-Frequency Applications of HTS Bearings |
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456 | (13) |
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457 | (2) |
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459 | (4) |
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13.3.3 Micro Thrust Measurement Devices |
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463 | (14) |
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13.3.3.1 Traditional micro-thrust measurement methods |
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463 | (1) |
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13.3.3.2 Micro-thrust stand using HTS bearing |
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464 | (2) |
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13.3.3.3 Prototype design |
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466 | (2) |
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13.3.3.4 Use for EMDrive and Mach-effect thruster |
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468 | (1) |
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469 | (8) |
14 Superconducting Motor Using HTS Bulk |
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477 | (52) |
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477 | (13) |
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14.1.1 Growing Air Transport |
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477 | (1) |
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14.1.2 Electrification of Aircraft |
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478 | (1) |
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14.1.3 Electrification of Propeller |
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479 | (1) |
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14.1.4 State of the Art of Electrical Motor |
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480 | (1) |
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14.1.5 Superconducting Motor |
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481 | (9) |
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14.1.5.1 History of superconducting machine |
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481 | (2) |
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14.1.5.2 Superconducting bulk |
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483 | (1) |
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483 | (2) |
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14.1.5.4 Magnetization of superconducting bulk |
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485 | (1) |
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14.1.5.5 Superconducting screen |
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486 | (2) |
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14.1.5.6 Topology of superconducting machine using bulk |
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488 | (2) |
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14.2 Sizing of a Superconducting Motor |
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490 | (15) |
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491 | (1) |
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14.2.2 Structure of the Machine |
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492 | (1) |
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493 | (6) |
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14.2.3.1 Polarity of the motor |
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493 | (1) |
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14.2.3.2 General relationship for design |
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494 | (1) |
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14.2.3.3 Calculus of inductor field |
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494 | (1) |
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14.2.3.4 Calculus of armature |
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495 | (2) |
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14.2.3.5 AC losses in superconducting bulk |
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497 | (2) |
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499 | (6) |
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14.2.4.1 Considering only active element |
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499 | (1) |
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14.2.4.2 Considering the whole machine |
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500 | (2) |
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14.2.4.3 Superconducting machine and cooling system |
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502 | (2) |
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14.2.4.4 Improvement margin for high-power machines |
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504 | (1) |
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14.2.4.5 Comparison with conventional technology |
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504 | (1) |
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14.3 Realization of the Motor |
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505 | (13) |
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507 | (1) |
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14.3.2 Superconducting Coil |
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508 | (2) |
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510 | (5) |
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515 | (2) |
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14.3.5 Motor and Test Bench |
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517 | (1) |
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14.4 Experimental Results |
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518 | (6) |
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14.4.1 Characterization of Superconducting Coil |
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519 | (1) |
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519 | (4) |
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523 | (1) |
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523 | (1) |
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524 | (5) |
15 Superconducting Fault Current Limiter |
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529 | (28) |
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530 | (2) |
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15.2 Flux-Flow Resistive SFCL |
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532 | (1) |
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533 | (3) |
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15.4 Magnetic-Shielded SFCL |
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536 | (2) |
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538 | (2) |
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540 | (1) |
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541 | (1) |
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542 | (2) |
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544 | (1) |
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545 | (6) |
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551 | (7) |
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15.11.1 Transformer Three-Phase SFCL |
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551 | (2) |
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15.11.2 SFCL Three-Phase Reactor |
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553 | (1) |
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15.11.3 Three-Phase Winding and Magnetic Shield Combined SFCL |
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553 | (4) |
16 Mechanical Properties and Fracture Behaviors of Superconducting Bulk Materials |
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557 | (20) |
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558 | (1) |
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16.2 Evaluation Methods of Mechanical Properties |
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559 | (3) |
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16.3 Mechanical Properties and Fracture Behaviors |
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562 | (5) |
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567 | (10) |
Index |
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577 | |