Porphyrin and phthalocyanine compounds can play a crucial role in enhancing the performance of solar cells, with a focus on their ability to absorb visible light and promote electron transfer. We discuss how molecular modifications (including intramolecular regulation, aggregation, and manipulation of surface/interface structures) can help improve charge transfer, stability, and performance. This review delves into the complex relationship between molecular design and the efficiency of solar cells, outlining the current progress and future prospects of solar technology.

Abstract

Porphyrin/phthalocyanine compounds with fascinating molecular structures have attracted widespread attention in the field of solar cells in recent years. In this review, we focus on the pivotal role of porphyrin and phthalocyanine compounds in enhancing the efficiency of solar cells. The review seamlessly integrates the intricate molecular structures of porphyrins and phthalocyanines with their proficiency in absorbing visible light and facilitating electron transfer, key processes in converting sunlight into electricity. By delving into the nuances of intramolecular regulation, aggregated states, and surface/interface structure manipulation, it elucidates how various levels of molecular modifications enhance solar cell efficiency through improved charge transfer, stability, and overall performance. This comprehensive exploration provides a detailed understanding of the complex relationship between molecular design and solar cell performance, discussing current advancements and potential future applications of these molecules in solar energy technology.