Unconventional superconductivity

GR Stewart - Advances in Physics, 2017 - Taylor & Francis
'Conventional'superconductivity, as used in this review, refers to electron–phonon-coupled
superconducting electron pairs described by BCS theory. Unconventional superconductivity …

Progress and perspectives on electron-doped cuprates

NP Armitage, P Fournier, RL Greene - Reviews of Modern Physics, 2010 - APS
Although the vast majority of high-T c cuprate superconductors are hole-doped, a small
family of electron-doped compounds exists. Underinvestigated until recently, there has been …

Scanning tunneling spectroscopy of high-temperature superconductors

Ø Fischer, M Kugler, I Maggio-Aprile, C Berthod… - Reviews of Modern …, 2007 - APS
Tunneling spectroscopy has played a central role in the experimental verification of the
microscopic theory of superconductivity in classical superconductors. Initial attempts to apply …

Inelastic light scattering from correlated electrons

TP Devereaux, R Hackl - Reviews of modern physics, 2007 - APS
Inelastic light scattering is an intensively used tool in the study of electronic properties of
solids. Triggered by the discovery of high-temperature superconductivity in the cuprates and …

Theory of the pseudogap state of the cuprates

CM Varma - Physical Review B—Condensed Matter and Materials …, 2006 - APS
The phase diagram for a general model for cuprates is derived in a mean-field
approximation. A phase-violating time reversal without breaking translational symmetry is …

Andreev–Saint-James reflections: A probe of cuprate superconductors

G Deutscher - Reviews of modern physics, 2005 - APS
Electrical transport through a normal-metal/superconductor contact at biases smaller than
the energy gap can occur via the reflection of an electron as a hole of opposite wave vector …

Pseudogap from ARPES experiment: three gaps in cuprates and topological superconductivity

AA Kordyuk - Low Temperature Physics, 2015 - pubs.aip.org
A term first coined by Mott back in 1968 a “pseudogap” is the depletion of the electronic
density of states at the Fermi level, and pseudogaps have been observed in many systems …

Evidence for a Quantum Phase Transition in from Transport Measurements

Y Dagan, MM Qazilbash, CP Hill, VN Kulkarni… - Physical review …, 2004 - APS
The doping and temperature dependences of the Hall coefficient, RH, and ab-plane
resistivity in the normal state down to 350 mK is reported for oriented films of the electron …

Charge dynamics in underdoped   Pseudogap and related phenomena

Y Onose, Y Taguchi, K Ishizaka, Y Tokura - Physical Review B, 2004 - APS
We have investigated the temperature and doping variations of optical and transport
properties in the electron-doped high-T c cuprate crystals Nd 2− x Ce x CuO 4 (0<~ x<~ 0. 1 …

Superconductivity induced by electron doping in LaOBiS ( Ti, Zr, Hf, Th)

D Yazici, K Huang, BD White, I Jeon, VW Burnett… - Physical Review B …, 2013 - APS
We report a strategy to induce superconductivity in the BiS 2-based compound LaOBiS 2.
Instead of substituting F for O, we increase the charge-carrier density (electron dope) via …