Results 31 to 40 of about 58,001 (244)

Photosynthetic Light-use Efficiency in Rice (Oryza sativa L.) Leaf under Light with Fluctuating Intensities at Two Different Ambient Humidities

open access: yesPlant Production Science, 2000
Photosynthetic and transpiration rates of rice leaf were measured under light with an intensity fluctuating in a wide range of frequencies (2.8 × 10–4∼4 Hz). The time course of photosynthetic rate differed with the frequency.
Seiichi Nishimura   +3 more
doaj   +1 more source

Cavity Light-Matter Entanglement through Quantum Fluctuations

open access: yesPhysical Review Letters, 2023
The hybridization between light and matter forms the basis to achieve cavity control over quantum materials. In this work we investigate a cavity coupled to an XXZ quantum chain of interacting spinless fermions by numerically exact solutions and perturbative analytical expansions.
Giacomo Passetti   +3 more
openaire   +5 more sources

Plasticity of Arabidopsis rosette transcriptomes and photosynthetic responses in dynamic light conditions

open access: yesPlant Direct, 2023
With the high variability of natural growth environments, plants exhibit flexibility and resilience in regard to the strategies they employ to maintain overall fitness, including maximizing light use for photosynthesis, while simultaneously limiting ...
Hussien F. Alameldin   +1 more
doaj   +1 more source

Casimir energy corrections by light-cone fluctuations [PDF]

open access: yesInternational Journal of Modern Physics A, 2014
We study the effects of light-cone fluctuations on the renormalized zero-point energy associated with a free massless scalar field in the presence of boundaries. In order to simulate light-cone fluctuations, we introduce a space–time dependent random coefficient in the Klein–Gordon operator.
Arias, E.   +4 more
openaire   +4 more sources

Photorespiration plays an important role in the regulation of photosynthetic electron flow under fluctuating light in tobacco plants grown under full sunlight

open access: yesFrontiers in Plant Science, 2015
Plants usually experience dynamic fluctuations of light intensities under natural conditions. However, the responses of mesophyll conductance, CO2 assimilation, and photorespiration to light fluctuation are not well understood.
Wei eHuang, Hong eHu, Shi-Bao eZhang
doaj   +1 more source

Photosynthetic light‐use efficiency of rice leaves under fluctuating incident light

open access: yesAgrosystems, Geosciences & Environment, 2020
The responsiveness of photosynthesis to continuously fluctuating light intensities can provide an estimate of the net assimilation rate (A) and photosynthetic light‐use efficiency (PLUE), which cannot be measured under steady‐state conditions. This study
Kenichi Tatsumi   +2 more
doaj   +1 more source

Effects of Artificially Reproduced Fluctuations in Sunlight Spectral Distribution on the Net Photosynthetic Rate of Cucumber Leaves

open access: yesFrontiers in Plant Science, 2021
The effects of photosynthetic photon flux density (PPFD) fluctuations in sunlight have already been investigated; however, the spectral photon flux density distribution (SPD) has hardly been considered.
Ryo Matsuda   +2 more
doaj   +1 more source

Role of Equilibrium Fluctuations in Light-Induced Order

open access: yesPhysical Review Letters, 2021
Engineering novel states of matter with light is at the forefront of materials research. An intensely studied direction is to realize broken-symmetry phases that are "hidden" under equilibrium conditions but can be unleashed by an ultrashort laser pulse. Despite a plethora of experimental discoveries, the nature of these orders and how they transiently
Alfred Zong   +19 more
openaire   +3 more sources

Photosynthetic Acclimation to Fluctuating Irradiance in Plants

open access: yesFrontiers in Plant Science, 2020
Unlike the short-term responses of photosynthesis to fluctuating irradiance, the long-term response (i.e., acclimation) at the chloroplast, leaf, and plant level has received less attention so far.
Alejandro Morales   +3 more
doaj   +1 more source

Far-Red Light Accelerates Photosynthesis in the Low-Light Phases of Fluctuating Light [PDF]

open access: yesPlant and Cell Physiology, 2019
Abstract It is well known that far-red light (FR; >700 nm) drives PSI photochemistry, but its effect on photosynthetic performance has received little attention. In this study, the effects of the addition of FR to red fluctuating light (FL) have on photosynthesis were examined in the leaves of Arabidopsis thaliana.
Masaru, Kono   +5 more
openaire   +2 more sources

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