Characterization of emerging 2D materials after chemical functionalization

Area of Science:

• Materials Science
• Chemistry

Background:

• Chemical modification of 2D materials is crucial for tuning properties.
• Rapid development of new reactions has sometimes outpaced rigorous characterization.
• Heterogeneity of 2D materials poses challenges for consistent analysis.

Purpose of the Study:

• To present essential tools for chemical characterization of functionalized 2D materials.
• To provide guidelines and practical examples for the full characterization of covalently modified 2D materials.
• To highlight the importance of comprehensive characterization in the field.

Main Methods:

• Review of established and emerging analytical techniques for 2D material characterization.
• Analysis of case studies focusing on chemical modifications of 2D materials (excluding graphene).
• Evaluation of characterization data from selected literature examples.

Main Results:

• Identification of key techniques for analyzing functionalized 2D materials.
• Demonstration of information obtainable from various characterization methods.
• Analysis reveals that even with significant effort, further characterization is often beneficial.

Conclusions:

• Standardized and thorough characterization protocols are vital for reliable functionalized 2D material research.
• The review serves as a practical guide for researchers in the field.
• Emphasizes the need for detailed chemical description of modified 2D materials.