Results 1 to 10 of about 1,541,752 (166)

Carotenoid assembly regulates quinone diffusion and the Roseiflexus castenholzii reaction center-light harvesting complex architecture [PDF]

open access: yeseLife, 2023
Carotenoid (Car) pigments perform central roles in photosynthesis-related light harvesting (LH), photoprotection, and assembly of functional pigment-protein complexes.
Jiyu Xin   +8 more
doaj   +2 more sources

Rubredoxin 1 Is Required for Formation of the Functional Photosystem II Core Complex in Arabidopsis thaliana

open access: yesFrontiers in Plant Science, 2022
Chloroplast thylakoid protein rubredoxin 1 (RBD1) in Chlamydomonas and its cyanobacterial homolog RubA contain a rubredoxin domain. These proteins have been proposed to participate in the assembly of photosystem II (PSII) at early stages.
Liping Che   +4 more
doaj   +1 more source

Genotypic variability in the functioning of photosystem II in leaves of covered and naked oats

open access: yesТруды по прикладной ботанике, генетике и селекции, 2022
Background. Comparing the characteristics of primary photosynthetic processes in photosystem II (PSII) in the leaves of two oat (Avena sativa L.) subspecies will help to understand their genetic differentiation. Comparisons between naked and covered oats
E. M. Lisitsyn   +2 more
doaj   +1 more source

Preparation of Photo-Bioelectrochemical Cells With the RC-LH Complex From Roseiflexus castenholzii

open access: yesFrontiers in Microbiology, 2022
Roseiflexus castenholzii is an ancient green non-sulfur bacteria that absorbs the solar energy through bacteriochlorophylls (BChls) bound in the only light harvesting (LH) complex, and transfers to the reaction center (RC), wherein primary charge ...
Jinsong Du   +8 more
doaj   +1 more source

Photosynthetic Reaction Centers [PDF]

open access: yesPlant Physiology, 2001
The capture of solar radiation and the conversion of its free energy into chemical energy involves a sequence of reactions that occur within a physical structure called the photosynthetic RC.
W, Hillier, G T, Babcock
openaire   +2 more sources

Activity of photosystem II in spring barley leaves under the action of manganese ions

open access: yesАграрная наука Евро-Северо-Востока, 2023
The influence of manganese ions (30, 60 and 90 mg/l) on the functioning of the photosystem II (PSII) in leaves was assessed on plants of six spring barley cultivars (Belgorodsky 100, st.). The plants were grown on a complete Knop medium without (control)
E. M. Lisitsyn, S. A. Churakova
doaj   +1 more source

Singlet fission dynamics modulated by molecular configuration in covalently linked pyrene dimers, Anti- and Syn-1,2-di(pyrenyl)benzene

open access: yesCommunications Chemistry, 2023
Singlet fission excited-state relaxation, as observed in covalently linked dimers, could allow energy-conversion efficiencies in photovoltaic devices beyond the Shockley–Queisser limit. Here, the authors study the effect of the molecular configuration of
Jungkweon Choi   +11 more
doaj   +1 more source

Radiation Reaction and Center Manifolds [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2000
Summary: We study the effective dynamics of a mechanical particle coupled to a wave field and subject to the slowly varying potential \(V(\varepsilon q)\) with \(\varepsilon\) small. To lowest order in \(\varepsilon\) the motion of the particle is governed by an effective Hamiltonian.
Markus Kunze, Herbert Spohn
openaire   +1 more source

Shedding Light on Primary Donors in Photosynthetic Reaction Centers

open access: yesFrontiers in Microbiology, 2021
Chlorophylls (Chl)s exist in a variety of flavors and are ubiquitous in both the energy and electron transfer processes of photosynthesis. The functions they perform often occur on the ultrafast (fs–ns) time scale and until recently, these have been ...
Michael Gorka   +6 more
doaj   +1 more source

Special issue in honour of Prof. Reto J. Strasser - Development and aging of photosynthetic apparatus of Vitis vinifera L. during growing season

open access: yesPhotosynthetica, 2020
The aim of this study was to examine the development and aging of chosen grapevine leaves in situ during the growing season (130 d) using chlorophyll (Chl) a fluorescence measurements and determining the changes in pigment contents.
K. SITKO   +6 more
doaj   +1 more source

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