ArticleChemical science2019
Vibronic structure of photosynthetic pigments probed by polarized two-dimensional electronic spectroscopy and
Article in Chemical science, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.
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13 citing papers in PubMed, 69 citations in OpenAlex.
- Solvent Polarity as a Diagnostic for Vibronic/Vibrational Coherences Distinction in an Efficient TADF-TTA Switchable Emitter.Small science · 2026Article
- Resolving State-Specific Energy Flow in Metal Nanoclusters Using 2D Electronic Spectroscopy.The journal of physical chemistry letters · 2026Review
- Comparison of Chlorophyll and Bacteriochlorophyll Ultrafast Transient Absorption Spectra and Kinetics.Molecules (Basel, Switzerland) · 2026Article
- Disordered light-harvesting aggregates can host functional vibronic couplings at room temperature.Nature communications · 2026Article
- Reassessing the role and lifetime of QChemical science · 2025Article
- Ultrafast Anisotropy Decay Reveals Structure and Energy Transfer in Supramolecular Aggregates.The journal of physical chemistry. B · 2023Article
- Signatures of intramolecular vibrational and vibronic QPhotosynthesis research · 2023Article
- Femtosecond anisotropy excitation spectroscopy to disentangle the QChemical science · 2022Article
- Novel Short PEG Chain-Substituted Porphyrins: Synthesis, Photochemistry, and In Vitro Photodynamic Activity against Cancer Cells.International journal of molecular sciences · 2022Article
- Population and coherence dynamics in large conjugated porphyrin nanorings.Chemical science · 2022Article
- Chlorophyll excitation energies and structural stability of the CP47 antenna of photosystem II: a case study in the first-principles simulation of light-harvesting complexes.Chemical science · 2021Article
- Two-dimensional electronic spectroscopy of bacteriochlorophyll a with synchronized dual mode-locked lasers.Nature communications · 2020Article
- Accurate Computation of the Absorption Spectrum of ChlorophyllThe journal of physical chemistry. B · 2020Article
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Authors and funding
7 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Bacteriochlorophyll a (Bchl a) and chlorophyll a (Chl a) play important roles as light absorbers in photosynthetic antennae and participate in the initial charge-separation steps in photosynthetic reaction centers. Despite decades of study, questions remain about the interplay of electronic and vibrational states within the Q-band and its effect on the photoexcited dynamics. Here we report results of polarized two-dimensional electronic spectroscopic measurements, performed on penta-coordinated Bchl a and Chl a and their interpretation based on state-of-the-art time-dependent density functional theory calculations and vibrational mode analysis for spectral shapes. We find that the Q-band of Bchl a is comprised of two independent bands, that are assigned following the Gouterman model to Q
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