Local Ordering in the Pseudogap State of the High-Tc Superconductor Bi2Sr2CaCu2O8+δ
We report atomic-scale characterization of the pseudogap state in a high-T c
superconductor, Bi2Sr2CaCu2O8+ δ. The electronic states at low energies within the …
superconductor, Bi2Sr2CaCu2O8+ δ. The electronic states at low energies within the …
Competition of superconductivity and charge density waves in cuprates: Recent evidence and interpretation
Explicit and implicit experimental evidence for charge density wave (CDW) presence in high‐
Tc superconducting oxides is analyzed. The theory of CDW superconductors is presented. It …
Tc superconducting oxides is analyzed. The theory of CDW superconductors is presented. It …
Spectroscopic scanning tunneling microscopy insights into Fe-based superconductors
JE Hoffman - Reports on Progress in Physics, 2011 - iopscience.iop.org
In the first three years since the discovery of Fe-based high T c superconductors, scanning
tunneling microscopy (STM) and spectroscopy have shed light on three important questions …
tunneling microscopy (STM) and spectroscopy have shed light on three important questions …
Fermi surface and pseudogap evolution in a cuprate superconductor
The unclear relationship between cuprate superconductivity and the pseudogap state
remains an impediment to understanding the high transition temperature (T c) …
remains an impediment to understanding the high transition temperature (T c) …
Quasiparticle interference and superconducting gap in Ca2−xNaxCuO2Cl2
Abstract High-transition-temperature (high-T c) superconductivity is ubiquitous in the
cuprates containing CuO2 planes, but each cuprate has its own character. The study of the …
cuprates containing CuO2 planes, but each cuprate has its own character. The study of the …
Spectroscopic Fingerprint of Phase-Incoherent Superconductivity in the Underdoped Bi2Sr2CaCu2O8+δ
A possible explanation for the existence of the cuprate “pseudogap” state is that it is a d-
wave superconductor without quantum phase rigidity. Transport and thermodynamic studies …
wave superconductor without quantum phase rigidity. Transport and thermodynamic studies …
Friedel oscillations: Decoding the hidden physics
C Bena - Comptes Rendus. Physique, 2016 - comptes-rendus.academie-sciences …
Nous montrons comment les oscillations de Friedel induites par la présence d'une impureté
permettent de sonder de manière inattendue et tout à fait remarquable les propriétés …
permettent de sonder de manière inattendue et tout à fait remarquable les propriétés …
Interpretation of scanning tunneling quasiparticle interference and impurity states in cuprates
We apply a recently developed method combining first principles based Wannier functions
with solutions to the Bogoliubov–de Gennes equations to the problem of interpreting STM …
with solutions to the Bogoliubov–de Gennes equations to the problem of interpreting STM …
Quasiparticle scattering and local density of states in graphite
C Bena, SA Kivelson - Physical Review B—Condensed Matter and Materials …, 2005 - APS
We determine the effect of quasiparticle interference on the spatial variations of the local
density of states in graphite in the neighborhood of an isolated impurity. A number of …
density of states in graphite in the neighborhood of an isolated impurity. A number of …
Spectroscopic Imaging Scanning Tunneling Microscopy Studies of Electronic Structure in the Superconducting and Pseudogap Phases of Cuprate High-Tc …
One of the key motivations for the development of atomically resolved spectroscopic imaging
scanning tunneling microscopy (SI-STM) has been to probe the electronic structure of …
scanning tunneling microscopy (SI-STM) has been to probe the electronic structure of …