Orthogonal Steric Modulation to Suppress Concentration Quenching and Spectral Broadening in Multi-Resonance TADF Emitters

Key Points

• The research aims to enhance efficiency and color purity in OLEDs by modifying MR-TADF emitters to suppress concentration quenching and spectral broadening.
• Utilized orthogonal steric modulation techniques on MR-TADF emitters.
• Analyzed the optical properties of modified emitters.
• Conducted efficiency tests in OLED settings.
• Significantly reduced concentration quenching in modified emitters.
• Achieved narrower spectral emission peaks compared to unmodified emitters.
• Demonstrated improved overall efficiency and color purity in OLED applications.