Hybridized Through-bond/Through-space Charge Transfer Enables Efficient Blue Emitters with Rec. 2020 Color Gamut

Key Points

• The study aims to develop molecular designs that enhance blue emission efficiency in OLEDs compliant with BT.2020 standards.
• Implemented a rational design strategy focusing on hybridization between through-bond and through-space charge transfer.
• Evaluated the impact of molecular modifications on emission characteristics and color purity.
• Achieved deep-blue emission with high color purity, significantly enhancing performance in BT.2020-compliant OLEDs.
• Demonstrated improvements in the emission spectrum that align with the standard color gamut requirements.