Layered tin halide perovskites in photovoltaics

Area of Science:

• Materials Science
• Chemistry
• Physics

Background:

• Tin-based halide perovskites are emerging as alternatives to lead-based perovskites.
• They offer lower bandgaps, reduced toxicity, and similar chemical properties.
• Layered (2D) forms provide unique structural and functional benefits for optoelectronics and photovoltaics.

Purpose of the Study:

• To review the structural characteristics, synthetic methods, and properties of layered tin halide perovskites.
• To provide a comprehensive overview of advancements in the field.
• To discuss future prospects for environmentally friendly perovskite photovoltaics.

Main Methods:

• Review of recent scientific literature on tin-based halide perovskites.
• Analysis of structural features, synthetic approaches, and performance metrics.
• Focus on the role of organic spacers in material stabilization and crystallization control.

Main Results:

• Advancements in tin-based halide perovskites have improved solar-to-electric power conversion efficiency.
• Organic spacers are key to controlling crystallization and enhancing material stability.
• Layered tin halide perovskites exhibit versatile molecular compositions and structural tunability.

Conclusions:

• Layered tin halide perovskites are promising for next-generation photovoltaic technologies.
• Their tunable nature and reduced toxicity make them attractive for eco-friendly solar energy solutions.
• Further research into their properties and synthesis holds significant potential for advancing perovskite photovoltaics.