Interfaces and interfacial layers hold critical roles within solar cells, profoundly influencing the efficiency and functionality of these devices. Interfaces serve to facilitate the crucial process of charge separation and collection within a solar cell .
Improves the overall quality of the interface by reducing surface recombination, enhancing carrier lifetime, and improving overall device stability. Optimizes the interaction of incident photons with the solar cell material, ensuring maximum absorption for efficient energy conversion.
Bending of bands at interfaces holds significant importance in how well perovskite solar cells operate. These cells rely on the connection between the perovskite layer and other materials like transport layers or electrodes, determining how charges move in and out, which ultimately affects their efficiency .
In essence, interfaces and interfacial layers are fundamental elements in enabling efficient charge separation, minimizing recombination losses, improving charge transport, and enhancing the overall performance and stability of solar cells.
Interface characterization Characterizing interfaces is essential in maximizing the performance and longevity of perovskite solar cells. It involves delving into various aspects to understand, enhance, and stabilize these interfaces. One critical facet is interface morphology.
In essence, interfacial engineering in perovskite solar cells involves fine-tuning the chemical and physical properties of interfaces to optimize charge transport, diminish recombination, improve stability, and enhance the overall device performance [34, 35]. The performance and longevity of PSCs are significantly impacted by their interfaces.