Single-crystal diffractometer coupled with double-sided laser heating system at the Extreme Conditions Beamline P02.2...

Area of Science:

• Materials Science
• Crystallography
• High-Pressure Physics

Background:

• Studying materials under extreme conditions requires specialized techniques.
• In situ laser heating combined with single-crystal X-ray diffraction (scXRD) in diamond anvil cells (DACs) is crucial for understanding material properties.
• Previous setups had limitations in data acquisition reliability.

Purpose of the Study:

• To introduce and describe a novel dedicated single-crystal X-ray diffractometer coupled with a double-sided laser heating (dsLH) system.
• To enable reliable collection of scXRD data at simultaneous high pressure and high temperature.
• To showcase the capabilities of the new setup for materials research.

Main Methods:

• Development of a dedicated scXRD instrument integrated with a dsLH system.
• Utilizing diamond anvil cells (DACs) for high-pressure generation.
• Conducting experiments at the P02.2 Extreme Conditions Beamline at PETRA III.

Main Results:

• The developed scXRD/dsLH setup provides reliable data acquisition under simultaneous high pressure and temperature.
• The system's performance was successfully demonstrated through studies on iron and chromium nitrides.
• The setup has been available to general users since 2017.

Conclusions:

• The new scXRD/dsLH setup is a powerful tool for investigating material structures and chemistry at extreme conditions.
• This advancement facilitates a deeper understanding of materials science under high pressure and temperature.
• The availability of this setup enhances research capabilities in condensed matter physics and materials science.