Is it difficult to apply to the Department of Materials and Materials Science of NSFC? It is very difficult to apply for the National Natural Science Foundation. Natural Science Foundation is an important scientific research funding institution in China, which provides financial support for promoting scientific research and technological innovation. For applicants in the field of materials science, the difficulty is relatively high. Materials science is a broad and complex subject field, and its research content involves many disciplines, including physics, chemistry, engineering and so on. Applicants need to have a solid theoretical foundation and experimental skills, as well as the ability of independent thinking and innovation, and be able to ask valuable scientific questions and design appropriate research programs. Therefore, it is very difficult to apply for the natural science fund of materials and materials science.