Open-Source Data Analysis Tool for Spectral Small-Angle X-ray Scattering Using Spectroscopic Photon-Counting...

Area of Science:

• Materials Science
• Condensed Matter Physics
• Analytical Chemistry

Background:

• Spectral small-angle X-ray scattering (sSAXS) offers advanced material characterization capabilities.
• Analyzing sSAXS data, especially from 2D spectroscopic photon-counting detectors, presents computational challenges.
• Existing methods may lack user-friendly interfaces for complex sSAXS datasets.

Purpose of the Study:

• To develop and present an open-source software tool for analyzing sSAXS data.
• To provide a graphical interface for processing data from 2D spectroscopic photon-counting detectors.
• To facilitate the generation of 1D scattering patterns and 2D spatially-resolved maps.

Main Methods:

• Development of an open-source tool with a graphical user interface (GUI).
• Integration of system geometry parameters and raw detector data processing.
• Utilizing data from a 2D spectroscopic photon-counting detector with multiple energy bins.

Main Results:

• The tool successfully generates 1D scattering patterns and 2D spatially-resolved scattering maps.
• Validation performed using caffeine powder samples with known scattering peaks.
• Demonstrated capability to analyze sSAXS data across a defined energy range.

Conclusions:

• The developed open-source tool effectively analyzes sSAXS data from advanced detectors.
• This software simplifies and enhances the process of material characterization using sSAXS.
• The tool is expected to accelerate research and applications in various material science fields.