EIGER2 hybrid-photon-counting X-ray detectors for advanced synchrotron diffraction experiments.

Area of Science:

• X-ray detector technology
• Synchrotron radiation applications
• Materials science and crystallography

Background:

• Hybrid-photon-counting detectors are crucial for advanced X-ray experiments.
• Maximizing the potential of EIGER2 detectors can significantly improve experimental outcomes.
• Optimal use requires understanding detector design, specifications, and operating modes.

Purpose of the Study:

• To provide theoretical and practical guidance for optimal EIGER2 detector utilization.
• To detail new acquisition features for enhanced temporal resolution and frame rates.
• To showcase EIGER2 applications across various synchrotron facilities and scientific disciplines.

Main Methods:

• Exploration of the relationship between EIGER2 detector design, technical specifications, and operating modes.
• Application of corrections and calibrations for accurate data acquisition.
• Implementation of novel acquisition features: double-gating, 8-bit readout, and lines region-of-interest readout.

Main Results:

• Demonstrated high accuracy in high-throughput serial crystallography with hard X-rays.
• Achieved suppression of higher harmonics and improved peak shapes in powder X-ray diffraction.
• Enabled faster ptychography scans and cleaner, faster pump-and-probe experiments.
• Attained frame rates up to 98 kHz using the lines region-of-interest readout mode.

Conclusions:

• The EIGER2 detector, when optimally configured and utilized with advanced features, significantly enhances X-ray data quality and collection speed.
• Practical implementation across multiple synchrotron sources validates the versatility and effectiveness of these optimization strategies.
• This work serves as a comprehensive resource for researchers aiming to leverage EIGER2 detectors for cutting-edge scientific discovery.