Photoinhibition or photoprotection of photosynthesis? Update on the (newly termed) sustained quenching component qH

A Malnoë - Environmental and Experimental Botany, 2018 - Elsevier
Non-photochemical quenching (NPQ) of chlorophyll fluorescence is a valuable feature for
the study of photosynthetic organisms' light utilization and dissipation. However, all too often …

Ultrafast laser spectroscopy uncovers mechanisms of light energy conversion in photosynthesis and sustainable energy materials

D Zigmantas, T Polívka, P Persson… - Chemical Physics …, 2022 - pubs.aip.org
The invention of the laser in 1960 gave us the ruby laser, which generally produced chaotic
pulses of light. Six years later, in 1966, a concept called passive mode-locking applied to …

The nature of carotenoid S* state and its role in the nonphotochemical quenching of plants

D Accomasso, G Londi, L Cupellini… - Nature …, 2024 - nature.com
In plants, light-harvesting complexes serve as antennas to collect and transfer the absorbed
energy to reaction centers, but also regulate energy transport by dissipating the excitation …

Chlorophyll–carotenoid excitation energy transfer and charge transfer in Nannochloropsis oceanica for the regulation of photosynthesis

S Park, CJ Steen, D Lyska, AL Fischer… - Proceedings of the …, 2019 - National Acad Sciences
Nonphotochemical quenching (NPQ) is a proxy for photoprotective thermal dissipation
processes that regulate photosynthetic light harvesting. The identification of NPQ …

Ultrafast dynamics of photosynthetic light harvesting: Strategies for acclimation across organisms

OC Fiebig, D Harris, D Wang… - Annual Review of …, 2023 - annualreviews.org
Photosynthetic light harvesting exhibits near-unity quantum efficiency. The high efficiency is
achieved through a series of energy and charge transfer steps within a network of pigment …

Observation of dissipative chlorophyll-to-carotenoid energy transfer in light-harvesting complex II in membrane nanodiscs

M Son, A Pinnola, SC Gordon, R Bassi… - Nature …, 2020 - nature.com
Plants prevent photodamage under high light by dissipating excess energy as heat.
Conformational changes of the photosynthetic antenna complexes activate dissipation by …

Drawing a clear mechanistic picture for the aggregation-induced emission process

H Zhang, J Liu, L Du, C Ma, NLC Leung… - Materials Chemistry …, 2019 - pubs.rsc.org
Fluorescence is a widely used method to monitor many biological and abiological processes
as well as being famous for its use in display devices. Currently, its wavelength can be …

Complex Roles of PsbS and Xanthophylls in the Regulation of Nonphotochemical Quenching in Arabidopsis thaliana under Fluctuating Light

CJ Steen, JM Morris, AH Short, KK Niyogi… - The Journal of …, 2020 - ACS Publications
Protection of photosystem II against damage from excess light by nonphotochemical
quenching (NPQ) includes responses on a wide range of timescales. The onset of the …

A kaleidoscope of photosynthetic antenna proteins and their emerging roles

R Arshad, F Saccon, P Bag, A Biswas… - Plant …, 2022 - academic.oup.com
Photosynthetic light-harvesting antennae are pigment-binding proteins that perform one of
the most fundamental tasks on Earth, capturing light and transferring energy that enables life …

Chlorophyll-carotenoid excitation energy transfer in high-light-exposed thylakoid membranes investigated by snapshot transient absorption spectroscopy

S Park, AL Fischer, CJ Steen, M Iwai… - Journal of the …, 2018 - ACS Publications
Nonphotochemical quenching (NPQ) provides an essential photoprotection in plants,
assuring safe dissipation of excess energy as heat under high light. Although excitation …