掺杂改善MgB2超导体晶间连接性和磁通 钉扎性能研究
Study on the Doping to Improve Grain Connectivity and Flux Pinning of MgB2 Superconductor
摘 要
ABSTRACT
CONTENTS
LIST OF FIGURES
LIST OF TABLES
Chapter 1 Introduction
1.1 The background of the project
1.2 Brief introduction to superconductivity
1.3 Brief introduction to superconductivity in MgB2
Chapter 2 Experimental approach and parameters
2.1 Experimental materials
2.2 Experimental approach
2.3 Experimental parameters
2.4 Experimental Equipments
Chapter 3 Fabrication of MgB2 powder
3.1 Addition of Cu powder
3.2 Al substitution
3.3. Co-doping of Al and Cu powder
3.4 The Tc measurement
3.5 Chapter summary
Chapter 4 Fabrication of MgB2 bulk
4.1 Addition of Cu
4.2 Substitution of Al
4.3 Co-doping of Al and Cu
4.4 Chapter summary
CONCLUSIONS
REFERENCES
ACKNOWLEDGEMENTS
哈尔滨工业大学学位论文原创性声明及使用授权说明