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Network Covalent Solids

Network Covalent Solids

Network covalent solids contain a three-dimensional network of covalently bonded atoms as found in the crystal structures of nonmetals like diamond, graphite, silicon, and some covalent compounds, such as silicon dioxide (sand) and silicon carbide (carborundum, the abrasive on sandpaper). Many minerals have networks of covalent bonds.
To break or to melt a covalent network solid, covalent bonds must be broken. Because covalent bonds are relatively strong, covalent network solids are typically...

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Assessment of Boron Doped Diamond Electrode Quality and Application to In Situ Modification of Local pH by Water Electrolysis

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Published on: January 6, 2016

Element-Doped Functional Carbon-Based Materials.

Sergio Morales-Torres¹, Agustín F Pérez-Cadenas¹, Francisco Carrasco-Marín¹

¹Carbon Materials Research Group, Department of Inorganic Chemistry, Faculty of Sciences, University of Granada, Avenida de Fuente Nueva, s/n, ES18071 Granada, Spain.

Materials (Basel, Switzerland)

|January 17, 2020

Summary

This book explores functional carbon materials, including activated carbons and graphene, derived from waste or advanced synthesis. Doping these carbons with heteroatoms like nitrogen and boron tailors their properties for diverse applications.

Keywords:

adsorption carbon materials catalysis doping energy storage environmental remediation heteroatoms surface chemistry

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Area of Science:

Materials Science
Chemistry
Nanotechnology

Background:

Carbon materials, ranging from activated carbons to graphene, offer unique properties and diverse applications.
These materials can be synthesized from agricultural waste, organic polymers, or sophisticated methods.
Surface chemistry is a critical aspect, influencing material performance.

Discussion:

Incorporating chemical functionalities and heteroatoms (O, N, B, S, P) modifies carbon surface properties.
Surface modification impacts the material's acidic-basic character, hydrophilicity-hydrophobicity, and electronic properties.
These tailored properties are crucial for determining the final application suitability.

Key Insights:

Heteroatom doping is a powerful strategy for functionalizing carbon materials.
The precise control over surface chemistry enables fine-tuning of material characteristics.
This approach broadens the scope of applications for carbon-based materials.

Outlook:

This collection focuses on original research in synthesizing, characterizing, and applying heteroatom-doped functional carbons.
Future research will likely explore novel doping strategies and advanced applications.
The development of sustainable and high-performance carbon materials remains a key objective.