This review explores the latest advancements of iridium(III) phosphorescent blue emitters by focusing on the design strategies employed for saturated blue phosphorescent OLEDs with enhanced operational lifetime. Saturated blue emission remains a challenging aspect of OLED technology, and iridium(III) complexes have emerged as promising materials to address this issue. The molecular design principles, ligand engineering and host materials that facilitate the achievement of highly efficient blue phosphorescent emission are explored. Additionally, various host-guest systems and device architectures that have been employed to prolong the operational lifetime of these OLEDs are systematically examined. The review highlights recent breakthroughs and prospects, including the synthesis of novel iridium(III) complexes, advanced device engineering strategies, and potential application in next-generation displays and lighting technologies. Therefore, this comprehensive analysis serves as a valuable resource for researchers and industry professionals engaged in the development of advanced OLEDs with improved efficiency and longevity.

中文翻译：

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用于提高寿命的高效饱和蓝色磷光OLED的铱(III)配合物的设计策略

本综述通过重点关注具有更长使用寿命的饱和蓝色磷光 OLED 所采用的设计策略，探讨了铱 (III) 磷光蓝色发射器的最新进展。饱和蓝光发射仍然是 OLED 技术的一个具有挑战性的方面，而铱 (III) 配合物已成为解决这一问题的有前途的材料。探索了有助于实现高效蓝色磷光发射的分子设计原理、配体工程和主体材料。此外，系统地研究了用于延长这些 OLED 使用寿命的各种主客体系统和设备架构。该综述重点介绍了最新的突破和前景，包括新型铱（III）配合物的合成、先进的器件工程策略以及在下一代显示器和照明技术中的潜在应用。因此，这一综合分析对于致力于开发提高效率和寿命的先进 OLED 的研究人员和行业专业人士来说是宝贵的资源。