Dr. Jean-Charles ARNAULTH-Index: 45
French Alternative Energies and Atomic Energy Commission (CEA), Paris-Saclay, France
Position: Research Director at the Nanometric Structures Laboratory (LEDNA), of the French Alternative Energies and Atomic Energy Commission (CEA), Paris-Saclay, France.
Specialization: Nanodiamonds and Carbon-based nanomaterials and their applications in environmental technologies, sensing, energy or medicine.
At the NANOCON´26 Jean-Charles Arnault will open the Session B – Industrial and Environmental Applications of Nanomaterials by his invited talk “Standalone nanocarbon photocatalyst for a complete and fast photodegradation of PFOA to fluorine ions under solar-type illumination”.
Personal Background and Education:
Jean-Charles Arnault received his Ph.D. in Materials Science and Physics from the University of Poitiers, France, in 1993. Following the completion of his doctoral studies, he joined the University of Strasbourg, France, where he served as Assistant Professor from 1993 to 2003. In 2003, he joined the French Alternative Energies and Atomic Energy Commission (CEA), one of Europe's leading research organizations. Between 2007 and 2020, he worked at the Diamond Sensors Laboratory at the CEA Paris-Saclay center. Since 2020, he has served as Research Director at the Nanometric Structures Laboratory (LEDNA), CEA Paris-Saclay, where he conducts research within the Institute for Radiation-Matter Studies (IRAMIS).
Throughout his scientific career, he has led and coordinated numerous research programs on synthetic diamond materials, nanostructured carbon, and their applications in energy technologies, environmental remediation, sensing, and advanced functional materials.
Research interests:
Arnault's scientific career has been devoted to the understanding, synthesis, and functionalization of carbon-based materials, with a particular emphasis on synthetic diamond, nanodiamonds, and advanced carbon nanostructures. His work combines fundamental materials science with applications in energy, environmental technologies, catalysis, sensing, and biomedicine. Through interdisciplinary research spanning physics, chemistry, and materials engineering, he has contributed significantly to the development of innovative methods for producing and modifying diamond materials at micro- and nanoscale dimensions.
His research areas & expertise involve explicitly: Chemical vapor deposition (CVD) diamond films; Nanodiamonds and diamond nanoparticles; Carbon nanomaterials; Surface chemistry and functionalization; Energy and environmental applications of advanced materials, and Plasma-material interactions and materials under extreme conditions.
Scientific Contributions:
Jean-Charles Arnault is regarded as a leading expert in nanodiamond science. His work has contributed to:
- Development of novel synthesis and functionalization methods for nanodiamonds.
- Applications of diamond materials in catalysis, energy storage, environmental remediation, and sensing.
- Fundamental understanding of the physical and chemical properties of carbon-based nanomaterials.
Summary of publication activity:
Author/co-author of 147 papers in international peer-reviewed journals; The number of total citations >5.600 and H-index: 45 (Google Scholar, May 2026). He is author/co-author of multiple book chapters, and several patents. ORCID ID 
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He is the editor of the scientific journals Carbon and of Materials Letters and former editor of Diamond and Related Materials. He is also the editor of the reference book Nanodiamonds (Elsevier, 2017).