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0D Perovskites: Unique Properties, Synthesis, and Their Applications
Siqi Sun1, Min Lu1, Xupeng Gao1
1State Key Laboratory of Integrated Optoelectronics and College of Electronic Science and Engineering, Jilin University, Changchun, 130012, China.
Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|October 25, 2021
Summary
Zero-dimensional (0D) perovskites, with unique structures, offer tunable photoluminescence. This review details their properties, synthesis, and applications in optoelectronics like LEDs and solar cells.
Area of Science:
- Materials Science
- Solid-State Physics
- Nanotechnology
Background:
- 0D perovskites feature isolated metal halide octahedra or clusters, leading to unique properties.
- Despite growing interest, a systematic analysis of their structure-property relationships and applications is needed.
Purpose of the Study:
- To comprehensively analyze the crystal and electronic structure of 0D perovskites.
- To review their photophysical characteristics, including photoluminescence regulation.
- To summarize synthetic methods and emerging applications.
Main Methods:
- Literature review and analysis of existing research on 0D perovskites.
- Discussion of theoretical and experimental findings on their structure and properties.
- Compilation of synthetic strategies and application data.
Main Results:
- 0D perovskites exhibit large bandgaps, high exciton binding energies, and broadband emissions from self-trapped excitons.
- Photoluminescence properties can be effectively regulated.
- Diverse synthetic methods yield single crystals, nanocrystals, and thin films.
Conclusions:
- 0D perovskites possess unique structural and electronic properties driving their potential.
- Their tunable optoelectronic characteristics make them promising for LEDs, solar cells, and detectors.
- Further research is crucial for unlocking their full application potential.
