21–27 Sept 2026
EuXFEL Lighthouse
Europe/Berlin timezone

DAMNIT: Automating Experiment Overviews and Analysis at the European XFEL

22 Sept 2026, 14:30
15m
EuXFEL Lighthouse

EuXFEL Lighthouse

Oral Workflow engines Workflow Engines

Speaker

Thomas Michelat (Eur.XFEL (European XFEL))

Description

At light sources like the European X-Ray Free-Electron Laser (EuXFEL), the high pulse repetition rates generate vast quantities of data that are challenging to track and analyze in real-time. Traditionally, users have relied on manual, error-prone spreadsheets to maintain run tables and record metadata. This presentation introduces the Data And Metadata iNspection Interactive Thing (DAMNIT), a specialized tool designed to automate the creation of experiment overviews. By executing user-defined Python "context files," DAMNIT extracts scientific metadata and computes primary results as soon as experimental data is available. Integrated with facility-wide services for event triggers and distributed processing, DAMNIT provides a unified interface via both a Qt-based desktop client and a modern web frontend, that enables researchers to monitor, plot, and programmatically access their results through a dedicated Python API.

The presentation will focus on concrete use cases demonstrating how DAMNIT has been deployed across diverse scientific instruments at EuXFEL to streamline complex workflows.

Author

Thomas Michelat (Eur.XFEL (European XFEL))

Presentation materials

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