XASDB: a new database of experimental interactive X-ray absorption spectra

Area of Science:

• Materials Science
• Chemistry
• Physics

Background:

• Experimental X-ray absorption spectroscopy (XAS) generates complex datasets.
• Existing platforms lack integrated tools for comprehensive XAS data management and analysis.
• Efficiently accessing and analyzing XAS data is crucial for scientific advancement.

Purpose of the Study:

• To introduce XASDB, a dedicated and integrated database for experimental XAS data.
• To provide a user-friendly platform combining data visualization, processing, matching, and downloading.
• To facilitate a holistic approach to understanding XAS data.

Main Methods:

• Designed a MySQL database structure optimized for XAS data.
• Developed professional plotting tools for data presentation.
• Integrated data normalization, flexible searching, downloading options, and an XASMatch toolkit for spectral comparison.
• Implemented an API for data sharing.

Main Results:

• XASDB offers a unified solution for XAS data management.
• The XASMatch toolkit enables identification and ranking of similar spectra.
• The database currently contains 152 spectra of metals, oxides, and minerals standards.
• An API facilitates interoperability with other data resources.

Conclusions:

• XASDB provides a valuable resource for the XAS research community.
• The platform streamlines the analysis and accessibility of experimental XAS data.
• Future advancements, including high-energy photon sources, will expand the database's utility.