High-pressure X-ray science on the ultimate storage ring

Area of Science:

• High-pressure physics and chemistry
• Materials science
• Synchrotron radiation science

Background:

• The mid-1990s saw the introduction of third-generation synchrotron sources (ESRF, APS, SPring-8).
• These sources provided high-energy, monochromatic, micro-focused X-ray beams.
• Simultaneously, new high-pressure diffraction and spectroscopy techniques emerged in the late 1980s.

Purpose of the Study:

• To investigate the impact of advanced synchrotron sources on high-pressure X-ray science.
• To explore the capabilities for structural studies at extreme pressures.
• To highlight the emergence of novel high-pressure techniques.

Main Methods:

• Utilizing third-generation synchrotron sources (ESRF, APS, SPring-8).
• Employing high-energy monochromatic micro-focused X-ray beams.
• Applying advanced high-pressure diffraction and spectroscopy techniques.

Main Results:

• Enabled detailed structural studies at pressures comparable to Earth's core.
• Made previously impossible studies feasible.
• Facilitated new techniques like X-ray inelastic and nuclear scattering at high pressure.
• Provided new insights into material behavior at high densities.

Conclusions:

• Third-generation synchrotrons transformed high-pressure X-ray science.
• New techniques offered unprecedented insights into material properties.
• Next-generation diffraction-limited storage rings will further expand research possibilities.
• Future advancements will open new avenues for high-pressure investigations.