Dynamical Charge Density Fluctuations in Cuprate Superconductors

Resonant x-ray scattering data underpins a study of dynamical charge density fluctuations in YBa2Cu3O7-δ and Nd1+xBa2-xCu3O7-δ cuprate superconductors. The raw data supports the manuscript by Riccardo Arpaia of Chalmers University of Technology, published on arXiv. It reveals short-range fluctuations persisting above the pseudogap temperature T* and across a large area of the phase diagram.

Use Cases

• Modeling the relationship between charge density fluctuations and superconducting properties based on temperature and doping dependencies.
• Analyzing the energy scale of dynamical charge density fluctuations, described as few meV, to understand their role in normal-state properties.
• Comparing the behavior of short-range dynamical fluctuations with quasi-critical charge density waves across different doping levels.

Strengths

• Data is directly linked to a peer-reviewed scientific manuscript (arXiv:1809.04949), providing research context.
• Measurements cover multiple doping levels and temperature dependencies for two distinct cuprate compounds, YBa2Cu3O7-δ and Nd1+xBa2-xCu3O7-δ.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for large-scale statistical analysis.
• Last update date is unknown; freshness unverified.

Provenance

Source

Riccardo Arpaia, Chalmers University of Technology

Collection Method

Resonant x-ray scattering experiments