Recent progress in high-pressure studies on organic conductors

Area of Science:

• Condensed Matter Physics
• Materials Science
• Organic Electronics

Background:

• Organic conductors and superconductors are materials exhibiting unique electronic properties.
• High pressure is a critical parameter for tuning the electronic behavior of these materials.
• Recent discoveries have highlighted the potential of organic superconductors.

Approach:

• This review synthesizes recent findings from high-pressure studies on organic conductors and superconductors.
• It details pressure techniques, specifically employing the cubic anvil apparatus for generating pressures up to 10 GPa.
• The focus is on investigating the transport properties of these materials under extreme conditions.

Key Points:

• The discovery of unprecedentedly high critical temperatures (Tc) for superconductivity in organic materials under high pressure has been a landmark achievement.
• Strongly correlated organic conductors have been extensively studied under high pressures, revealing complex phase diagrams.
• Extraordinary temperature and pressure-dependent transport phenomena have been observed, highlighting the sensitivity of these materials to external stimuli.

Conclusions:

• High pressure is a powerful tool for discovering and understanding novel organic electronic states.
• Further research into strongly correlated organic conductors under pressure is warranted.
• These findings pave the way for new organic superconducting materials.