Next-Generation Counter Electrode Materials for Dye-Sensitized Solar Cells: Synthesis, Characterization and Photovoltaic Applications of Advanced Nanomaterials

Graphene-Based Macrocyclic Nanocomposites for Dye-Sensitized Solar Cells presents an in-depth exploration of innovative carbon-based hybrid materials designed to enhance the efficiency and sustainability of next-generation photovoltaic devices. As the demand for clean and renewable energy continues to grow, dye-sensitized solar cells (DSSCs) have emerged as a promising low-cost alternative to conventional silicon solar cells, with counter electrode materials playing a crucial role in determining their overall performance. This book focuses on the synthesis, characterization, and application of graphene-supported macrocyclic metal nanocomposites, including transition metal and lanthanide-based systems, as platinum-free counter electrodes. It provides comprehensive discussions on material preparation techniques, structural and morphological characterization using FT-IR, SEM, EDS, XRD, and electrochemical analyses, along with detailed evaluation of photovoltaic properties through J-V, IPCE, and impedance spectroscopy studies. By integrating graphene's exceptional electrical conductivity and large surface area with the catalytic activity of macrocyclic metal complexes, these hybrid nanomaterials demonstrate enhanced charge transfer, improved electrocatalytic performance, and cost-effective alternatives for solar energy conversion. The book highlights recent advances in nanocomposite engineering while emphasizing sustainable material design for high-performance DSSCs. Designed for researchers, graduate students, materials scientists, chemists, physicists, and engineers, this volume serves as both a reference and a practical guide to the development of advanced nanomaterials for renewable energy technologies. It offers valuable insights into the future of graphene-based photovoltaic materials and their potential to contribute to efficient, affordable, and environmentally friendly solar energy solutions.