Superconductivity

The following sections are included:

• Isotope effect in tin

• Conductivity of a superconductor in the two-fluid model

• Magnetic field inside an infinite superconducting plate

• Critical field of a type-I superconductor in the Ginzburg-Landau theory

• Ginzburg-Landau equation and superconducting current density

• Proximity effect between two planar superconductors

• Macroscopic quantum wave function of Cooper pairs

• Phonon-mediated effective electron-electron attraction

• Effect of the Fermi sea

• Size of a Cooper pair

• BCS superconducting ground state

• Finite-momentum BCS state

• Variational approach of the BCS theory

• Average internal flux density in a triangular vortex lattice

• Superconducting instability