**6. Conclusion**

Because of the unique mechanical, thermal, chemical, optical, and electrical properties, graphene and its nanocomposites have gotten a lot of attention in scientific research in recent years. Graphene with its nanomaterial, such as graphene polymer composites, graphene semiconductor composites and graphene ceramic composites are regarded as the foundation of material science and technological innovation. These nanomaterials are created using various physical and chemical methods to produce high-quality materials with excellent properties. Graphene nanomaterials are also used in electronics, organic photovoltaics, energy conservation technology, and drug delivery, among other things. In the future, these advanced materials could be used to create a variety of materials with various applications. A great deal of research is being conducted in order to produce these materials on an industrial scale. Because of their ability to store energy on a large scale, these materials are the future of sustainable energy production and storage devices. Fuel cells are also expected to replace battery-powered energy systems in the near future. Graphene sheets have the potential to revolutionize microelectronics. The demand for graphene nanocomposites will continue to rise as a result of technological advancement.
