Impact of secondary donor units on the excited-state properties and thermally activated delayed fluorescence (TADF) efficiency of pentacarbazole-benzonitrile emitters

Keyphrases

• Excited-state Properties 100%
• Spin-orbit Coupling 100%
• Benzonitrile 100%
• Secondary Donor 100%
• Fluorescence Efficiency 100%
• Thermally Activated Delayed Fluorescence 100%
• Donor Units 100%
• Singlet 66%
• Reverse Intersystem Crossing Process 66%
• Excited States 33%
• Triplet 33%
• Small Energy 33%
• Triplet State 33%
• Density Functional Calculations 33%
• Organic Light-emitting Diodes 33%
• Energy Gap 33%
• Reorganization Energy 33%
• Penta 33%
• Singlet Excited State 33%
• Charge Transfer Excitation 33%
• Triplet Excited State 33%
• Carbazol 33%
• Local Excitation 33%
• Intramolecular Reorganization 33%
• Excited State Potential Energy Surfaces 33%
• Singlet-triplet Energy Gap 33%
• Double Minima 33%
• Excitation Characteristics 33%
• Long-range Corrected Density Functional Theory 33%
• Reverse Intersystem Crossing Rate 33%

Chemistry

• Excited State 100%
• Donor 100%
• Spin-Orbit Coupling 100%
• Intersystem Crossing [Singlet->triplet] 100%
• Benzonitrile 100%
• Delayed Fluorescence 100%
• Band Gap 66%
• Density Functional Theory 33%
• Triplet State 33%
• Reorganization Energy 33%
• Potential Energy Surface 33%
• Excited Singlet State 33%
• Excited Triplet State 33%