Contents

1.Properties of the Normal Stata 1

2.Phenomenon of Superconductivity 23

3.Classical Superconductors 61

4.Thermodynamic Properties 83

5.Magnetic Properties 113

6.Ginzburg-Landau Theory 143

7.BCS Theory 171

8.Cuprate Crystallographic Structure 195

9.Unconventional Superconductors 231

10.Hubbard Models and Band Structure 275

11.Type I Superconductivity and the Intermediate State 307

12.Type II Superconductivity 337

13.Irreversible Properties 385

14.Magnetic Penetration Depth 409

15.Energy Gap and Tunneling 433

16.Transpory Properties 489

17.Spectroscopic Properties 531