ArticleThe journal of physical chemistry. C, Nanomaterials and interfaces2025
Ultrafast Excited-State Dynamics of a Porphyrin-OPE Conjugate: Energy Transfer and Aggregation Effects.
Article in The journal of physical chemistry. C, Nanomaterials and interfaces, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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1 citing paper in PubMed.
- Implications of Intramolecular Interactions on the Fluorescence of a Highly Flexible Ethane-Bridged Porphyrin Dimer.ACS physical chemistry Au · 2026Article
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9 authors.
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Abstract
Understanding the ultrafast dynamics of porphyrin-based conjugates is crucial for their applications in areas such as photovoltaics, molecular electronics, and biocompatible technologies. In this study, we investigate the excited-state dynamics of a porphyrin-oligo-(phenylene ethynylene) (OPE) conjugate with β-d-glucoside termination using femtosecond transient absorption spectroscopy in both monomeric and aggregated states. Our findings reveal that in the monomeric form, rapid energy transfer (200 ps) from the OPE unit to the porphyrin core occurs. When aggregation is induced, we observe a significant shortening of the relaxation dynamics, suggesting that the new supramolecular interactions at play strongly influence the overall photophysical behavior of the system, potentially allowing for effective control of the energy transfer processes.
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