Principles of Superconductive Devices and Circuits

amplitude applied field applied flux array assumed average barrier behavior boundary calculated capacitance circulating current coherence length component conductivity conductor constant critical current critical field current density devices effect electrons equations equilibrium equivalent circuit excitation energy experimental Fermi energy Fermi gas Fermi surface Figure film flux density flux quantum footnote frequency gate Gibbs free energy Ginzburg-Landau given Helmholtz free energy I-V characteristic impedance inductance integral interaction interferometer Josephson effects Josephson junction lattice magnetic field magnetic flux magnitude maximum zero-voltage current Meissner normal metal obtained order parameter pair parallel penetration depth phonon Phys potential quasistatic region relation resistance result sample scattering semiconductor shown in Fig shows shunt signal specific heat SQUID SQUID loop supercon superconducting switching theory thermal thermodynamics thickness tion transition transport current tunnel junction tunneling current type II superconductors velocity voltage vortex vortices wave function zero Φο