# Engineering Disordered Metallic Carbonaceous Materials: A Protocol for the Synthesis via Graphene Edge Hydrolysis

**Authors:** Katarzyna Donato, Gavin Kok Wai Koon, Sarah Lee, Alexandra Carvalho, Hui Li Tan, Mariana Costa, Paweł Piotr Michałowski, Zuzana Němečková, Petra Ecorchard, Ricardo K. Donato, Antonio Castro Neto

PMC · DOI: 10.1021/acsanm.6c00047 · ACS Applied Nano Materials · 2026-02-27

## TL;DR

This paper presents a detailed protocol for creating disordered metallic carbon materials by hydrolyzing graphene edges, offering a reproducible method distinct from traditional graphene oxidation.

## Contribution

The paper introduces a novel synthesis protocol for anisotropic metallic carbon materials through graphene edge hydrolysis, distinct from conventional oxidation methods.

## Key findings

- The hydrolytic oxidation of graphene sheets leads to highly percolated carbon networks.
- The method preserves the essential basal area of the source graphene.
- The protocol highlights key differences from traditional graphite/graphene oxidation methods.

## Abstract

This protocol is a comprehensive account of the intricate
processes
involved in the rational design, synthesis, and characterization of
anisotropic metallic carbon materials. The materials were derived
through the hydrolytic oxidation of graphene sheets, followed by self-assembly
and mild annealing. The resulting products are highly percolated carbon
networks that preserve the essential basal area of the source graphene.
Structured into various sections, this document aims to furnish detailed
insights crucial for supporting further investigations into these
carbon materials. In particular, it highlights the key distinctions
from conventional graphite/graphene oxidation protocols, offering
a deeper understanding and ensuring the reproducibility of our seminal
findings. We believe this differentiation is crucial to preventing
the generalization of these materials from the outset, a limitation
widely reported in the graphene oxide family and a major source of
their inconsistencies, particularly in commercial products.

## Full-text entities

- **Chemicals:** Graphene (MESH:D006108), graphene oxide (MESH:C000628730), carbon (MESH:D002244), Carbonaceous Materials (-)

## Full text

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## Figures

8 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12993809/full.md

## References

64 references — full list in the complete paper: https://tomesphere.com/paper/PMC12993809/full.md

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Source: https://tomesphere.com/paper/PMC12993809