Ionic liquid clusters: structure, formation mechanism, and effect on the behavior of ionic liquids

Area of Science:

• Physical Chemistry
• Materials Science
• Nanotechnology

Background:

• Microstructure of ionic liquids (ILs) is key to their physicochemical properties.
• The microheterogeneous structure, or clustering, is a significant feature of many ILs.
• Understanding IL clusters is vital for optimizing their applications.

Purpose of the Study:

• To review recent advancements in the research of ionic liquid clusters.
• To provide insights into the structure, formation mechanisms, and impact of IL clusters.
• To identify future challenges and prospects in IL cluster studies.

Main Methods:

• Literature review of recent progresses in IL cluster research.
• Analysis of structural characteristics of clusters in neat ILs and IL solutions.
• Discussion of formation mechanisms and influencing factors of IL clusters.

Main Results:

• ILs possess a distinct clustered microstructure influencing their behavior.
• Formation mechanisms of IL clusters are multifaceted.
• IL clusters significantly affect physicochemical properties, interfacial behavior, and assembly processes.

Conclusions:

• IL clusters are fundamental to understanding IL performance.
• Further research is needed to address challenges and explore future prospects in IL cluster science.