What is it about?

Perovskite is a light-absorbing film typically built around a dye-sensitized solar cell (DSSC). The design of Perovskite solar cells is determined by the position of Perovskite materials in the system and the type of electrode used. There are currently perovskite solar cells (PSC) that use substances shaped like perovskites as their active material. The most extensively utilized perovskite is an inorganic material/organic alloy due to its light-harvesting active coating. Perovskite materials, such as inorganic cesium lead halides, are less expensive and simpler to manufacture. Perovskites were utilized in Dye-Sensitized solid-state applications in lieu of molecular dye.

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Why is it important?

The perovskite crystal family is a class of materials that has gained popularity in recent years due to their unique characteristics and promising nanotechnological applications. Their potential application in the creation of nanostructured solar cells is one of the most fascinating topics of study. These materials are a highly attractive field of research for scientists and engineers alike due to their potential to greatly increase the efficiency and cost-effectiveness of solar energy production. Perovskite materials have the potential to completely alter how humans collect and use solar energy due to their distinct physical and chemical properties. The technological and practical applications of perovskites along with its unique characteristics are vast.

Perspectives

Numerous next-generation optoelectronic devices, such as solar cells, LEDs, photo-detectors, and lasers, make use of the newly discovered family of organic-inorganic hybrid perovskite materials. Fastest developing technology in the history of solar cells, perovskite solar cells are made possible by synthetic controls of perovskite materials in the areas of composition engineering, solvent chemistry, morphology and surface regulating, surface passivation, and band engineering. The perovskite semiconductors are distinguished by their outstanding charge transport capabilities, self-resistance to electronic impurities, and the ease with which their band-gap energies may be adjusted. Perovskite crystals are susceptible to deterioration from moisture and temperature because of their ionic nature and loose structural arrangement. While the power conversion efficiency of perovskite-based solar cells (25.1% vs. 25.2% for mono-crystalline silicon solar cells) is commendable, their stability is a key barrier to commercialization. This chapter will focus on the latest developments in the engineering of highly efficient perovskite solar cells, including improvements in synthesis approach, structural stability, optical and electrical characteristics, and device engineering. We'll also go into detail about what can be done in the future to make perovskite solar cells more reliable.

Varunjot Kaur
Chandigarh University

Read the Original

This page is a summary of: Development trends in perovskites for emerging technologies: A review, January 2023, American Institute of Physics,
DOI: 10.1063/5.0128014.
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