This review presents recent developments in the understanding of how impurities influence
the electronic states in the bulk properties of superconductors. The focus is on …

Tunneling spectroscopy has played a central role in the experimental verification of the
microscopic theory of superconductivity in classical superconductors. Initial attempts to apply …

We perform a theoretical examination of the local electronic structure in the recently
discovered bilayer high-temperature superconductor La 3 Ni 2 O 7. Our method begins with …

Scanning tunneling microscopy is used to image the additional quasi-particle states
generated by quantized vortices in the high critical temperature superconductor …

A theoretical review is given on high temperature superconductivity in copper oxides
(cuprates) by focusing on the hole doping cases based on the view that it is realized in …

We describe two-dimensional quantum spin fluctuations in a superconducting Abrikosov flux
lattice induced by a magnetic field applied to a doped Mott insulator. Complete numerical …

The low-energy theory of d-wave quasiparticles coupled to fluctuating vortex loops that
describes the loss of phase coherence in a two-dimensional d-wave superconductor at T= 0 …

The aim of this review is to summarize existing experimental investigations on the nature of
the low-energy quasiparticle excitations in high-T c cuprates, and to examine critically recent …

The unbinding of vortex defects in the superconducting condensate with d-wave symmetry at
T= 0 is shown to lead to the insulator with incommensurate spin-density-wave order. The …

A comparative study is made for the spin and charge structure around superconducting
vortices and unitary impurities, by solving self-consistently an effective Hamiltonian including …