Pairing symmetry in the cuprate superconductors is an important and controversial topic.
The recent development of phase-sensitive tests, combined with the refinement of several …

Understanding the mechanism responsible for superconductivity in the high-temperature
cuprates has been one of the major goals of condensed-matter physicists since the …

Recent discoveries of superconductivity in various hydrides at high pressures have shown
that a critical temperature of superconductivity can reach near-room-temperature values …

The superconducting transition temperature T c in Nb/Gd multilayers shows a pronounced
nonmonotonic dependence on the ferromagnetic Gd layer thickness d Gd for fixed Nb …

We have measured the magnetic field modulation of the critical current of YBCO-Au-Pb
Josephson junctions fabricated on the a and b edges and straddling the a− b corners of …

This colloquium reviews some unusual paramagnetic phenomena in granular high-
temperature superconductors. These are consistently explained by assuming that there is …

The paramagnetic Meissner effect (PME), recently observed in high-T c materials and also in
Nb, can be successfully explained by the persistence of a giant vortex state with a fixed …

High-Temperature Superconductors provides an up-to-date and comprehensive review of
the properties of these fascinating materials. Much has been learned about the behavior and …

Many experimental findings in the materials family of cuprate superconductors are
converging towards an electronic picture which involves strong local Coulomb correlations …

The traditional distinction between tunnel and highly transmissive barriers does not currently
hold for high critical temperature superconducting Josephson junctions, both because of …