Bioexcitons by design: How do we get there?

M Reppert - The Journal of Physical Chemistry B, 2023 - ACS Publications
Biological pigment–protein complexes (PPCs) exhibit a remarkable ability to tune the optical
properties of biological excitons (bioexcitons) through specific pigment–protein interactions …

Accurate Computation of the Absorption Spectrum of Chlorophyll a with Pair Natural Orbital Coupled Cluster Methods

A Sirohiwal, R Berraud-Pache, F Neese… - The Journal of …, 2020 - ACS Publications
The ability to accurately compute low-energy excited states of chlorophylls is critically
important for understanding the vital roles they play in light harvesting, energy transfer, and …

Nature-inspired enhancement in power conversion efficiency of bio-photovoltaics using photosynthetic protein complexes

KK Chenab, MRZ Meymian, S Bagheri… - Materials Science in …, 2025 - Elsevier
Photosynthesis (PS) teaches us to manipulate power conversion efficiency (PCE) of bio-
photovoltaics (Bio-PVs). Over the past few years, Bio-PVs have struggled with low PCE …

Protein matrix control of reaction center excitation in photosystem II

A Sirohiwal, F Neese, DA Pantazis - Journal of the American …, 2020 - ACS Publications
Photosystem II (PSII) is a multisubunit pigment–protein complex that uses light-induced
charge separation to power oxygenic photosynthesis. Its reaction center chromophores …

Hydrophobic interaction driving the binding of soybean protein isolate and chlorophyll: Improvements to the thermal stability of chlorophyll

J Cao, F Li, Y Li, H Chen, X Liao, Y Zhang - Food Hydrocolloids, 2021 - Elsevier
Achieving the right color is a very important aspect to obtain a favorable appearance during
the processing of soy-based products. Chlorophyll (Chl) presents a bright green color …

[HTML][HTML] At the origin of the selectivity of the chlorophyll-binding sites in Light Harvesting Complex II (LHCII)

E Elias, N Liguori, R Croce - International Journal of Biological …, 2023 - Elsevier
The photosynthetic light-harvesting complexes (LHCs) are responsible for light absorption
due to their pigment-binding properties. These pigments are primarily Chlorophyll (Chl) …

Characterization of microencapsulated spinach extract obtained by spray-drying and freeze-drying techniques and its use as a source of chlorophyll in a chewing gum …

H Rajabi, S Sedaghati, G Rajabzadeh, AM Sani - Food Hydrocolloids, 2024 - Elsevier
This study aimed to extract and encapsulate spinach extract as a source of chlorophyll
(CHL) through freeze-(FD) and spray-dried techniques (SD), followed by utilizing …

Controlling vibronic coupling in chlorophyll proteins: The effects of excitonic delocalization and vibrational localization

G Grechishnikova, JH Wat, N de Cordoba… - The Journal of …, 2024 - ACS Publications
Vibrational–electronic (vibronic) coupling plays a critical role in excitation energy transfer in
molecular aggregates and pigment–protein complexes (PPCs). But the interplay between …

How the protein environment can tune the energy, the coupling, and the ultrafast dynamics of interacting chlorophylls: The example of the water-soluble chlorophyll …

E Fresch, E Meneghin, A Agostini… - The journal of …, 2020 - ACS Publications
The interplay between active molecules and the protein environment in light-harvesting
complexes tunes the photophysics and the dynamical properties of pigment–protein …

Primary donor triplet states of Photosystem I and II studied by Q-band pulse ENDOR spectroscopy

J Niklas, A Agostini, D Carbonera, M Di Valentin… - Photosynthesis …, 2022 - Springer
The photoexcited triplet state of the “primary donors” in the two photosystems of oxygenic
photosynthesis has been investigated by means of electron-nuclear double resonance …