Graphite carbon nitride (g-C₃N₄), a two-dimensional polymer semiconductor material, has good semiconductor properties, suitable electronic energy band structure, excellent physical and chemical stability. It is widely used in the field of energy and materials science such as photoelectric conversion. In this paper, the progress of g-C₃N₄ in dye sensitized solar cells (DSSC) and perovskite solar cells (PSC) was reviewed. As a new semiconductor material, g-C₃N₄ has the advantages of simple preparation, abundant amino and Lewis basic groups. Therefore, on the basis of excellent structure of g-C₃N₄, its electronic and optical properties are utilized to further expand its application in the field of photoelectric conversion.

二维聚合物半导体材料石墨碳氮化物（gC ₃ N ₄）具有良好的半导体性能，合适的电子能带结构，优异的物理和化学稳定性。它广泛用于能源和材料科学领域，例如光电转换。本文综述了gC ₃ N ₄在染料敏化太阳能电池（DSSC）和钙钛矿太阳能电池（PSC）中的研究进展。作为一种新型的半导体材料，gC ₃ N ₄具有制备简单，氨基和路易斯碱性基团丰富的优点。因此，基于优良的gC ₃ N ₄结构，其电子和光学特性被用于进一步扩展其在光电转换领域的应用。