Controlling Triplet-Pair Formation in Acene-Bridged Trimers through Locally Excited–Charge-Transfer State Mixing

Puntos clave

• The study investigates the role of bridge–chromophore coupling in singlet fission processes, particularly its influence on triplet-pair formation.
• Analyzed singlet fission mechanisms in acene-bridged trimers.
• Examined the effects of bridge–chromophore interactions on LE-CT state mixing.
• Measured multiexciton yields to assess singlet fission efficiency.
• Identified key bridge–chromophore interactions that enhance triplet-pair formation.
• Demonstrated improved multiexciton yield through optimized LE-CT state mixing.
• Revealed insights that could lead to more efficient photovoltaic devices.