Polyaniline assembly ultra-thin graphene hybrid nanocomposites synthesis for current research trends of promising applications in emerging fields

Graphene-based polyaniline (PANI) nanocomposites are the functional materials that possess special features resulting from the combined effects of graphene's and PANI's inherent strengths. This review comprehensively summarizes the current state-of-the-art in this field, focusing on the synthesis methods, enhanced properties, and diverse applications of nanocomposites. Various methods are used for synthesizing graphene-based PANI nanocomposites that include in situ polymerization, solution mixing, and physical deposition. The subsequent section explores the effects of combining these materials, which lead to improved electrical conductivity, mechanical strength, optical properties, and electrochemical performance. Finally, we elaborated the diverse applications of graphene-based PANI nanocomposites in numerous fields, including supercapacitors, sensor platforms, fuel cells, anticorrosion coatings, lithium-ion batteries, and solar cells. This review provides a valuable resource for researchers and engineers interested to explore the potential of this promising class of materials in suitable various technological advancements.