Janus 2D materials via asymmetric molecular functionalization.
Verónica Montes-García1, Paolo Samorì1
1Université de Strasbourg, CNRS, ISIS 8 allée Gaspard Monge 67000 Strasbourg France samori@unistra.fr.
Chemical Science
|February 7, 2022
Summary
Janus two-dimensional materials (2DMs) offer unique properties by asymmetrically functionalizing their surfaces. This enables diverse applications in opto-electronics, energy storage, and catalysis, paving the way for advanced technologies.
Area of Science:
- Materials Science
- Nanotechnology
- Chemistry
Background:
- Janus two-dimensional materials (2DMs) possess distinct properties due to asymmetric functionalization or differing environments on their two faces.
- This asymmetry allows for the creation of multifunctional materials with broad applicability.
Purpose of the Study:
- To review experimental methods for asymmetric chemical functionalization of 2DMs using supratopic or antaratopic binding.
- To highlight the unique electrical and optical properties arising from Janus 2DMs.
- To showcase diverse applications of Janus 2DMs in various technological fields.
Main Methods:
- Asymmetric chemical functionalization of 2DMs.
- Supratopic and antaratopic binding processes.
- Characterization of resulting electrical and optical properties.
Main Results:
- Janus 2DMs exhibit unique electrical and optical characteristics.
- Demonstrated applications include bandgap engineering, enhanced photoresponse, and photoluminescence.
- Successful implementation in energy storage, opto-electronics, catalysis, drug delivery, and sensing.
Conclusions:
- Janus 2DMs represent a promising class of materials with tunable properties.
- Significant potential exists for environmental science and biomedical applications.
- Further research is needed to overcome challenges and explore new opportunities.
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