What does this research mean for the field?

The chitosan-activated carbon nanocomposite can remove 99% of polystyrene microplastics from seawater and can be regenerated for over five cycles. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The research aims to develop and optimize a chitosan-activated carbon nanocomposite for removing polystyrene microplastics from seawater.

March 2, 2026Next MaterialsOpen Access

Efficient removal of polystyrene microplastics from seawater using a chitosan-activated carbon nanocomposite: Preparation of the adsorbent and optimisation of removal methods

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Authors

BHBala HassanUniversiti Sains Malaysia ISIsmaila Olalekan SaheedUniversiti Sains Malaysia AAAhmad Fikri AdamUniversiti Sains Malaysia

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Implication

Demonstrates effective polystyrene removal in seawater using a chitosan-activated carbon composite, indicating promising environmental applications.

Key Points

The research aims to develop and optimize a chitosan-activated carbon nanocomposite for removing polystyrene microplastics from seawater.
Modification of chitosan with activated carbon to create a nanocomposite.
Characterization using FTIR, SEM, and XRD for structural analysis.
Adsorption efficiency tests performed at varying PS concentrations and pH levels.
Analyses using isotherm and diffusion models for data interpretation.
Regeneration and desorption experiments evaluated over multiple cycles.
Achieved approximately 77.4% adsorption efficiency at 50 mg/L polystyrene concentration.
The chitosan-activated carbon composite eliminated 99% of polystyrene.
Composite demonstrated effective regeneration with an 83.98% desorption capacity after five cycles.
The Langmuir model best fit the experimental data indicating strong adsorption.
Intraparticle diffusion analysis suggested multi-stage diffusion processes.

Cite This Study

Hassan et al. (2026) studied this question.

synapsesocial.com/papers/69a52920f1e85e5c73bf0763 https://doi.org/10.1016/j.nxmate.2026.101788

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Implication

Demonstrates effective polystyrene removal in seawater using a chitosan-activated carbon composite, indicating promising environmental applications.

Efficient removal of polystyrene microplastics from seawater using a chitosan-activated carbon nanocomposite: Preparation of the adsorbent and optimisation of removal methods

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Key Points

Cite This Study

Efficient removal of polystyrene microplastics from seawater using a chitosan-activated carbon nanocomposite: Preparation of the adsorbent and optimisation of removal methods

Discussion

Member takes

Implication

Key Points

Cite This Study

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