= -1 Perfect diamagnetism (Shielding of magnetic field) (Meissner effect) Dynamic variational principle and the phase diagram of high-temperature superconductors.
1 = -1 Perfect diamagnetism (Shielding of magnetic field) (Meissner effect) Insights into d-wave superconductivity from quantum cluster approaches André-Marie.
c = -1 Perfect diamagnetism (Shielding of magnetic field) (Meissner effect)
