Copolyfluorene containing 4,4′-bis[4-(di- p -tolylamino)styryl]biphenyl as chromophore for efficient blue polymer light-emitting diodes

Guohong Cui; Fangyi Zheng; Jin Xu; Feng Peng; Zhiming Zhong; Zhenzhong Sun; Lei Ying

doi:10.1039/d5tc03705k

January 1, 2026Journal of Materials Chemistry C

Copolyfluorene containing 4,4′-bis[4-(di- p -tolylamino)styryl]biphenyl as chromophore for efficient blue polymer light-emitting diodes

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Key Points

To enhance the efficiency of blue polymer light-emitting diodes (PLEDs) using copolyfluorenes.
Developed a series of copolyfluorenes incorporating a benchmark chromophore.
Evaluated efficiency within simple architectural designs.
Demonstrated improved efficiency in blue polymer light-emitting diodes.
Identified optimal configurations for charge transport.

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Implication

Development of a copolyfluorene chromophore improves light-emitting diodes' efficiency, suggesting new architectural designs.

Abstract

High-efficiency blue polymer light-emitting diodes (PLEDs) remain elusive, especially in simple architectures. To address this, we developed a series of copolyfluorenes by incorporating a benchmark chromophore and a charge-transport unit...

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Cui et al. (2026) studied this question.

synapsesocial.com/papers/695d85543483e917927a49ab https://doi.org/10.1039/d5tc03705k

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Copolyfluorene containing 4,4′-bis[4-(di- p -tolylamino)styryl]biphenyl as chromophore for efficient blue polymer light-emitting diodes

Key Points

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Implication

Abstract

Discussion

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Copolyfluorene containing 4,4′-bis[4-(di- p -tolylamino)styryl]biphenyl as chromophore for efficient blue polymer light-emitting diodes

Key Points

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Abstract

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