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Nathan Bossa

Assistant Research Professor in the Department of Civil and Environmental Engineering
Civil and Environmental Engineering

Current Appointments & Affiliations


Assistant Research Professor in the Department of Civil and Environmental Engineering · 2025 - Present Civil and Environmental Engineering, Pratt School of Engineering

Recent Publications


Polyethylene plastic degradation: The dual pathways from macroplastics to nanoplastics.

Journal Article Journal of hazardous materials · November 2025 Plastics degrade in the environment through complex physical and chemical processes. Here, we demonstrate that nanoplastics (NPs) can be directly released from macroplastics, and not solely generated via intermediate microplastic (MP) fragmentation, thereb ... Full text Cite

Regulatory challenges and risk assessment of graphene-enabled products: insights for safe commercialisation in Europe

Journal Article 2d Materials · October 1, 2025 The development of graphene-enabled products in a variety of industrial sectors like medical devices, textiles, aerospace, or food contact materials has raised significant regulatory challenges with regards to risk assessment. The work performed under the ... Full text Cite

Leveraging nanoparticle environmental health and safety research in the study of micro- and nano-plastics.

Journal Article NanoImpact · October 2024 Lessons learned, methodologies, and application of tools that have been developed within the context of research on the environmental impacts, health, and safety of nanomaterials (nano-EHS) provide a solid foundation for research on nano/microplastics. In ... Full text Cite
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Recent Grants


The other plastic problem: weathering and plastic additives synergize to impact organismal health

ResearchPostdoc Scholar · Awarded by Underwriters Laboratories Inc. · 2025 - 2028

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Education, Training & Certifications


Aix-Marseille University (France) · 2015 Ph.D.