Alfa Chemistry has recently made significant efforts to alter the characteristics of graphene. Plasma technology is widely used in the fabrication of microelectronic structures, including the cleaning, etching, and deposition of material surfaces and the modification of material surface properties (changes in hydrophilicity, adhesion, conductivity, and other properties). Plasma technologies have been used in the growth and functionalization of nanomaterials as nanotechnology has progressed, giving unique features as well as economic and environmental safety in the manufacturing process.
N-, B-, P-, and O-heteroatom dopants, surface functionalization with H- and Cl-, n- and p-type doping, and surface hydrophilicity/hydrophobicity are all features produced by graphene's unique structure and shape. Alfa Chemistry uses plasma processing technology to help customers modify graphene to enable its use in industrial applications. We do this by using custom plasma processing solutions and working closely with our customers. Please contact us as soon as possible if you require material modification services.
Plasma Surface Modification of Graphene
We can modify the functioning of graphene and help satisfy customer needs by using plasma treatment to produce unique plasma surface modification procedures. Plasma treatment allows for a wide spectrum of surface modifications, from bonding to chemical rejection. Alfa Chemistry's experience and skills, along with breakthrough plasma treatment technology, have helped establish a procedure that increases the value of graphene.
Depending on the point at which the plasma is injected, plasma-assisted functionalization and/or doping of N, O, B, H, and F can be classed as in-situ or non-in-situ processes.
- In-situ plasma-assisted functionalization or heteroatom doping of graphene can be used to produce modified graphene with uniformly distributed interstitial dopant atoms or functional groups.
- Non-in situ plasma-assisted functionalization and heteroatom doping of graphene offers the opportunity to modify and improve the properties of a wider range of graphene materials that can be synthesized by standard procedures such as micromechanical exfoliation, CVD, solution-based exfoliation, or chemical treatment.
To ensure consistency, we can customize the process for altering graphene functionality to meet the customer's final requirements and scale up yields to meet future needs. The plasma processing technology is a cost-effective, efficient, and effective means to create customized graphene functionality solutions.
Advantages of The Plasma Treatment Process
Plasma functionalization is achieved by a low-pressure, low-temperature plasma treatment process. By assuring effective and consistent processing of organic and fine powders, as well as other synthetic nanomaterial powders, the technique creates high-quality, layer-less graphene and graphene nanosheets. The plasma treatment can be functionalized utilizing a wide range of chemical groups by customizing the level of functionalization to customer requirements.
Fig 1. Schematic view of plasma system used for nitridation of graphene oxide. (Neustroev E. P, et al. 2018)
The structural uniformity and dispersion of the nanoparticles are the two most essential factors in optimizing the mechanical characteristics of graphene. Plasma treatment achieves this without harming the substance or contributing dangerous contaminants to the environment.
Plasma treatment is an environmentally friendly method of altering graphene's function. The procedure avoids the need for chemical reagents and other environmentally harmful processes, as well as reduces workplace dangers and expenses.
Alfa Chemistry has discovered huge prospects to change the use of graphene in the composites industry through plasma surface modification. Not only that, but the technique expands the breadth of graphene's possible applications in practical industrial settings. Alfa Chemistry is confident in the ability of the plasma treatment technology to improve the production of high-end graphene surface treatments.
Reference
- Neustroev E. P, et al. (2018). "Plasma Treatment of Graphene Oxide." Intechopen.
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