Data acquisition system for X-ray free-electron laser experiments at SACLA

Area of Science:

• Physics
• Materials Science
• Chemistry

Background:

• X-ray free-electron lasers (XFELs) generate high-intensity X-ray pulses for advanced scientific research.
• Efficient data acquisition and analysis are critical for maximizing the scientific output of XFEL facilities.
• Existing systems may face challenges with the increasing data rates and volumes from modern XFELs.

Purpose of the Study:

• To develop and present a robust data acquisition system tailored for XFEL experiments at SACLA.
• To ensure reliable, high-throughput data storage and enable prompt data analysis.
• To outline future upgrade strategies for enhanced system flexibility.

Main Methods:

• Design and implementation of a data acquisition system capable of handling data streams exceeding 4 Gbps.
• Integration of reliable shot-to-shot data storage mechanisms.
• Development of protocols for prompt data analysis during experimental runs.

Main Results:

• Successful development of a data acquisition system meeting the specified performance requirements.
• Demonstrated reliable data storage and high-speed data handling (> 4 Gbps).
• Presented examples of effective, real-time data analysis during XFEL experiments.

Conclusions:

• The developed data acquisition system effectively supports demanding XFEL experiments at SACLA.
• The system's design facilitates both reliable data management and timely analysis.
• Planned upgrades will further enhance the system's adaptability and capabilities for future research.