Recent Advances in Perovskite-Based Flexible Electroluminescent Devices

Area of Science:

• Materials Science
• Optoelectronics
• Device Engineering

Background:

• Perovskite-based flexible electroluminescent (EL) devices offer unique optoelectronic properties and cost-effective manufacturing potential for advanced display applications.
• Significant challenges persist in achieving optimal EL performance, mechanical flexibility, stretchability, and robustness simultaneously.

Purpose of the Study:

• To provide a comprehensive review of recent advancements in perovskite-based flexible EL devices.
• To cover both direct-current (DC) and alternating-current (AC) electroluminescent formats.
• To explore materials, working principles, device architectures, failure mechanisms, optimization strategies, and applications.

Main Methods:

• Literature review of perovskite-based flexible electroluminescent devices.
• Analysis of direct-current (DC) and alternating-current (AC) electroluminescent device formats.
• Synthesis of information on materials, device design, performance, and applications.

Main Results:

• Overview of current state-of-the-art in perovskite flexible EL device technology.
• Identification of key challenges and successful strategies in device development.
• Discussion of diverse application potentials for these emerging light-emitting technologies.

Conclusions:

• Perovskite flexible EL devices represent a rapidly developing field with significant potential for next-generation displays.
• Further research is needed to overcome existing challenges and fully realize commercial applications.
• This review aims to guide future research and development in perovskite-based light-emitting technologies.