Angle-resolved photoemission studies of the cuprate superconductors
The last decade witnessed significant progress in angle-resolved photoemission
spectroscopy (ARPES) and its applications. Today, ARPES experiments with 2-meV energy …
spectroscopy (ARPES) and its applications. Today, ARPES experiments with 2-meV energy …
Improved tetrahedron method for Brillouin-zone integrations
Several improvements of the tetrahedron method for Brillouin-zone integrations are
presented.(1) A translational grid of k points and tetrahedra is suggested that renders the …
presented.(1) A translational grid of k points and tetrahedra is suggested that renders the …
Long-Range Incommensurate Charge Fluctuations in (Y,Nd)Ba2Cu3O6+x
The concept that superconductivity competes with other orders in cuprate superconductors
has become increasingly apparent, but obtaining direct evidence with bulk-sensitive probes …
has become increasingly apparent, but obtaining direct evidence with bulk-sensitive probes …
Interplay of electron–phonon interaction and strong correlations: the possible way to high-temperature superconductivity
ML Kulić - Physics Reports, 2000 - Elsevier
The pairing mechanism in high-Tc-superconductors (HTS) is still, 13 years after the
discovery of HTS, under dispute. However, there are experimental evidences that the …
discovery of HTS, under dispute. However, there are experimental evidences that the …
LDA energy bands, low-energy hamiltonians, t′, t ″, t⊥(k), and J⊥
We describe the LDA band structre of YBa2Cu3O7 in the ϵF±2 eV range using orbital
projections and compare with YBa2Cu4O8. Then, the high-energy and chain-related …
projections and compare with YBa2Cu4O8. Then, the high-energy and chain-related …
A survey of the Van Hove scenario for high-Tc superconductivity with special emphasis on pseudogaps and striped phases
RS Markiewicz - Journal of Physics and Chemistry of Solids, 1997 - Elsevier
The Van Hove singularity (VHS) provides a paradigm for the study of the role of peaks in the
density of states (dos) on electronic properties. More importantly, it appears to play a major …
density of states (dos) on electronic properties. More importantly, it appears to play a major …
Momentum-Dependent Charge Correlations in Superconductors Probed <?format ?>by Resonant X-Ray Scattering: Evidence for Three Competing …
We use resonant x-ray scattering to determine the momentum-dependent charge
correlations in YBa 2 Cu 3 O 6.55 samples with highly ordered chain arrays of oxygen …
correlations in YBa 2 Cu 3 O 6.55 samples with highly ordered chain arrays of oxygen …
Observation of an "Extended" Van Hove Singularity in Y by Ultrahigh Energy Resolution Angle-Resolved Photoemission
K Gofron, JC Campuzano, AA Abrikosov, M Lindroos… - Physical review …, 1994 - APS
We characterize the nature of the Van Hove singularity near the Fermi energy (EF) in Y Ba 2
Cu 4 O 8 using ultrahigh energy resolution (10 meV) angle-resolved photoemission …
Cu 4 O 8 using ultrahigh energy resolution (10 meV) angle-resolved photoemission …
Charge dynamics across the planes in
K Tamasaku, Y Nakamura, S Uchida - Physical review letters, 1992 - APS
Infrared reflectivity measurements on high-quality single crystals of La 2− x Sr x CuO 4 were
performed with polarization perpendicular to the CuO 2 planes (E∥ c). The c-axis spectrum …
performed with polarization perpendicular to the CuO 2 planes (E∥ c). The c-axis spectrum …
Nonadiabatic superconductivity. I. Vertex corrections for the electron-phonon interactions
High-temperature superconductors, including the fullerene compounds, are all
characterized by a very small value of the Fermi energy (EF), of the order of the Debye …
characterized by a very small value of the Fermi energy (EF), of the order of the Debye …