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Recent Research Progress in Indophenine-Based-Functional Materials: Design, Synthesis, and Optoelectronic
Shiwei Ren1, Abderrahim Yassar2
1Zhuhai Fudan Innovation Institution, Guangdong-Macao In-Depth Cooperation Zone in Hengqin, Guangdong 519000, China.
Materials (Basel, Switzerland)
|March 29, 2023
Summary
This review details recent advances in quinoidal π-conjugated materials, focusing on novel indophenine dyes for high-performance organic electronic devices. It explores their synthesis, properties, and impact on device performance, offering guidance for future material development.
Area of Science:
- Materials Science
- Organic Electronics
- Chemistry
Background:
- Organic semiconductors (OSCs) are crucial for devices like organic field-effect transistors (OFETs), organic photovoltaics (OPVs), and organic thermoelectric generators (TEs).
- Quinoidal π-conjugated materials are a key class of OSCs with tunable optoelectronic properties.
Purpose of the Study:
- To review recent advances in the design, synthesis, properties, and device performance of quinoidal π-conjugated materials.
- To highlight emerging indophenine-based semiconducting materials and their potential applications.
- To provide insights into structure-property relationships and guide future material development.
Main Methods:
- Literature review of selected studies published in the last 3-4 years.
- Focus on the indophenine family of quinoidal materials, which has not been previously reviewed.
- Analysis of the relationship between molecular structure, energy levels, and device performance (OFET, OPV, TE).
Main Results:
- Recent progress in the synthesis of quinoidal semiconducting materials, particularly indophenines.
- Established correlations between structural properties and energy levels in indophenine molecules.
- Demonstrated impact of structural modifications on the performance of OFETs, OPVs, and TEs.
Conclusions:
- Quinoidal materials, especially indophenines, show significant potential for high-performance organic electronic devices.
- Understanding structure-property relationships is key to designing new generations of quinoidal or diradical materials.
- This review provides valuable guidance for researchers in organic electronics and photovoltaics.

