Magnetically-engineered cobalt-doped graphene for intelligent maintenance systems and industrial diagnostics

This work demonstrates the successful synthesis and characterization of cobalt-doped graphene (Co-G), a -dimensional cloth exhibiting strong room-temperature ferromagnetism, thereby presenting a great advancement for useful magnetic materials. The Co-G changed into synthesized through a -step technique: initial boom of splendid graphene by using chemical vapor deposition (CVD) accompanied with the aid of a precisely controlled hydrothermal treatment to gain atomic-stage doping of cobalt species into the graphene lattice. Extensive magnetic characterization confirms stable, long-variety ferromagnetic ordering with a substantially improved saturation magnetization (Ms) and extensive remanence. This magnetic hardening is attributed to a strong spin-lattice coupling impact, brought on through the covalent integration of Co atoms which generate localized magnetic moments and alter the electronic band structure. The confluence of its tunable magnetic homes and the inherent blessings of graphene (e.G., high provider mobility, mechanical strength) renders Co-G an incredible platform for subsequent-technology quantum-enabled protection technologies. We foresee its direct application inside the improvement of excessive-sensitivity, miniaturized magneto-resistive sensors, passive components for spintronic gadgets, and incorporated systems for real-time, non-destructive evaluation and predictive health monitoring of vital business infrastructure.

Dr. Salah OUDJERTLI is a Senior Researcher Class (A) at the Research Center in Industrial Technologies in Algiers, Algeria, holding a Habilitation to Direct Research (HDR) in Materials Science. He is an active member of several research laboratories at Badji Mokhtar-Annaba University and numerous international scientific societies, including the ACS and APS. Dr. OUDJERTLI serves as a peer reviewer for prominent journals from IOPSCIENCE and AIP Publishing. His extensive research focuses on nanomaterials, ceramics, semiconductors, and 2D materials. An accomplished educator and prolific author, he has made significant contributions to the field through publications and international conference participation.