Ultrafast anisotropy decay reveals structure and energy transfer in supramolecular aggregates

V Erić, JL Castro, X Li, L Dsouza… - The Journal of …, 2023 - ACS Publications
Chlorosomes from green bacteria perform the most efficient light capture and energy
transfer, as observed among natural light-harvesting antennae. Hence, their unique …

Manifestation of hydrogen bonding and exciton delocalization on the absorption and two-dimensional electronic spectra of chlorosomes

V Eric, X Li, L Dsouza, SK Frehan… - The Journal of …, 2023 - ACS Publications
Chlorosomes are supramolecular aggregates that contain thousands of bacteriochlorophyll
molecules. They perform the most efficient ultrafast excitation energy transfer of all natural …

Dynamic disorder drives exciton transfer in tubular chlorosomal assemblies

X Li, F Buda, HJM de Groot… - The Journal of Physical …, 2020 - ACS Publications
Chlorosomes stand out for their highly efficient excitation energy transfer (EET) in extreme
low light conditions. Yet, little is known about the EET when a chlorosome is excited to a …

Probing ultrafast excitation energy transfer of the chlorosome with exciton–phonon variational dynamics

AS Márquez, L Chen, K Sun, Y Zhao - Physical Chemistry Chemical …, 2016 - pubs.rsc.org
The chlorosome antenna complex is a fascinating structure which due to its immense scale,
accurate simulation of excitation energy transfer (EET) dynamics supposes a genuine …

[HTML][HTML] Activation of coherent lattice phonon following ultrafast molecular spin-state photo-switching: A molecule-to-lattice energy transfer

A Marino, M Cammarata, SF Matar, JF Létard… - Structural …, 2016 - pubs.aip.org
We combine ultrafast optical spectroscopy with femtosecond X-ray absorption to study the
photo-switching dynamics of the [Fe (PM-AzA) 2 (NCS) 2] spin-crossover molecular solid …

Molecular insight in the optical response of tubular chlorosomal assemblies

X Li, F Buda, HJM de Groot… - The Journal of Physical …, 2019 - ACS Publications
A systematic procedure is developed for determining unique stackings of BChl molecules in
different types of chlorosomes directly from characterization data, using information about:(i) …

Observation of Dark States in Two-Dimensional Electronic Spectra of Chlorosomes

V Erić, X Li, L Dsouza, A Huijser… - The Journal of …, 2024 - ACS Publications
Observations of low-lying dark states in several photosynthetic complexes challenge our
understanding of the mechanisms behind their efficient energy transfer processes …

Hierarchical Equations of Motion Simulation of Temperature‐Dependent Two‐Dimensional Electronic Spectroscopy of the Chlorophyll a Manifold in LHCII

X Leng, TN Do, P Akhtar, HL Nguyen… - Chemistry–An Asian …, 2020 - Wiley Online Library
We simulated two‐dimensional electronic spectra (2DES) of the chlorophyll a manifold of
light‐harvesting complex II (LHCII) at various temperatures (77, 110, 150, 190, 230, 273, and …

Excitonic and vibrational coherence in the excitation relaxation process of two LH1 complexes as revealed by two-dimensional electronic spectroscopy

F Ma, LJ Yu, R Hendrikx, ZY Wang-Otomo… - The Journal of …, 2017 - ACS Publications
Ultrafast excitation relaxation within a manifold exciton state and long-lived vibrational
coherence are two universal characteristics of photosynthetic antenna complexes. In this …

Anomalous Temperature Dependence of Exciton Spectral Diffusion in Tetracene Thin Film

T Yoshida, K Watanabe, M Petrovic… - The Journal of Physical …, 2020 - ACS Publications
In this work, an ultrafast spectral diffusion of the lowest exciton in a tetracene ultrathin film is
studied by two-dimensional electronic spectroscopy. From the analysis of the nodal line …