Results 31 to 40 of about 1,240,084 (305)

Drive Cycle Optimisation for Pollution Reduction [PDF]

open access: yes, 2015
Green house gas emissions have abraded environmental quality for human existence. Automobile exhaust is a significant contributor globally to green house gases, among other contributors.
Alghadhi, M.   +16 more
core   +1 more source

mRNA expression analysis of the SUMO pathway genes in the adult mouse retina

open access: yesBiology Open, 2015
Sumoylation is a reversible post-translational modification that regulates different cellular processes by conjugation/deconjugation of SUMO moieties to target proteins.
Víctor Abad-Morales   +3 more
doaj   +1 more source

Prochlorococcus and Synechococcus have evolved different adaptive mechanisms to cope with light and UV stress [PDF]

open access: yes, 2012
Prochlorococcus and Synechococcus, which numerically dominate vast oceanic areas, are the two most abundant oxygenic phototrophs on Earth. Although they require solar energy for photosynthesis, excess light and associated high UV radiations can induce ...
Christophe eSix   +32 more
core   +1 more source

Effect of Changes in Biomass Concentration and Light Cycle on Chlorella Vulgaris Microalgae in Nitrate and Phosphate Removal from Municipal Wastewater

open access: yesتحقیقات سلامت در جامعه, 2021
Introduction and purpose: Municipal wastewater effluents contain high amounts of nitrate and phosphate nutrients. Microalgae have been considered as a bioreactor to absorb nutrients in wastewater due to their environmental friendliness and ability to ...
Elham Movahed   +3 more
doaj  

Attosecond single-cycle undulator light: a review [PDF]

open access: yesReports on Progress in Physics, 2019
Abstract Research at modern light sources continues to improve our knowledge of the natural world, from the subtle workings of life to matter under extreme conditions. Free-electron lasers, for instance, have enabled the characterization of biomolecular structures with sub-ångström spatial resolution, and paved ...
Alan Mak   +12 more
openaire   +4 more sources

Photosynthetic characteristics and growth performance of lettuce (Lactuca sativa L.) under different light/dark cycles in mini plant factories

open access: yesPhotosynthetica, 2020
We investigated the photosynthesis and growth of lettuce (Lactuca sativa L.) grown under three light/dark cycles in a mini plant factory with artificial illumination.
J. ZHOU, J.Z. WANG, T. HANG, P.P. LI
doaj   +1 more source

Promoting the Growth of Haematococcus lacustris under High Light Intensity through the Combination of Light/Dark Cycle and Light Color

open access: yesJournal of Marine Science and Engineering, 2022
The unicellular microalgae Haematococcus lacustris is an astaxanthin-rich organism that is widely used for commercial cultivation, but its main limitation is its relatively low biomass yield.
Lu Liu   +5 more
doaj   +1 more source

Phenotypic plasticity of circadian entrainment under a range of light conditions

open access: yesNeurobiology of Sleep and Circadian Rhythms, 2020
The response to a zeitgeber, particularly the light/dark cycle, may vary phenotypically. Phenotypic plasticity can be defined as the ability of one genome to express different phenotypes in response to environmental variation.
C.R.C. Moreno   +3 more
doaj   +1 more source

Circadian and homeostatic sleep regulation in humans : effects of age and monochromatic light [PDF]

open access: yes, 2006
The first part of this thesis deals with age-related modifications in the circadian and homeostatic sleep regulation, whereas in the second part, the effects of an evening exposure to monochromatic light on subsequent sleep architecture and sleep ...
Münch, Mirjam
core   +1 more source

Diel infection of cyanobacteria by cyanophages

open access: yesFrontiers in Marine Science, 2016
Cyanobacteria exhibit biological rhythms as an adaptation to the daily light-dark (diel) cycle. Light is also crucial for bacteriophages (cyanophages) that infect cyanobacteria.
Tianchi eNi, Qinglu eZeng
doaj   +1 more source

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