Results 11 to 20 of about 57,845 (293)

Upgrading photolysis in the p-TOMCAT CTM : model evaluation and assessment of the role of clouds. [PDF]

open access: yes, 2009
A new version of the p-TOMCAT Chemical Transport Model (CTM) which includes an improved photolysis code, Fast-JX, is validated. Through offline testing we show that Fast-JX captures well the observed J(NO2) and J(O1D) values obtained at Weybourne and ...
Wild, Oliver   +5 more
core   +6 more sources

Clouds, photolysis and regional tropospheric ozone budgets. [PDF]

open access: yes, 2009
We use a three-dimensional chemical transport model to examine the shortwave radiative effects of clouds on the tropospheric ozone budget. In addition to looking at changes in global concentrations as previous studies have done, we examine changes in ...
J. A. Pyle   +9 more
core   +5 more sources

The photolysis of α-hydroperoxycarbonyls [PDF]

open access: yesPhysical Chemistry Chemical Physics, 2018
The atmospheric photolysis of α-hydroperoxycarbonyls is predicted to yield mainly enols and singlet O 2 ; the atmospheric implications are discussed.
Zhen Liu   +4 more
openaire   +2 more sources

Laser Photolysis of Bilirubin [PDF]

open access: yesPediatric Research, 1981
Photodegradation of bilirubin in vitro has been investigated by using monochromatic light supplied by an argon ion laser selecting the 457.9, 488.0 and 514.5 nm wavelengths. Bilirubin was examined in chloroform, in aqueous solutions and in human serum under different experimental conditions of concentration, laser power and time of irradiance ...
DONZELLI, GIAN PAOLO   +3 more
openaire   +3 more sources

Interconversion and Removal of Inorganic Nitrogen Compounds via UV Irradiation

open access: yesChemEngineering, 2023
Dissolved inorganic nitrogen (DIN) species are key components of the nitrogen cycle and are the main nitrogen pollutants in groundwater. This study investigated the interconversion and removal of the principal DIN compounds (NO3−, NO2− and NH4+) via UV ...
Alejandro M. Senn, Natalia Quici
doaj   +1 more source

Fotocatálisis con dióxido de titanio nanoparticulado como método alternativo para depurar agua de mar destinada a la acuicultura

open access: yesAquaTechnica, 2022
RESUMEN | El agua utilizada en acuicultura debe presentar excelente calidad microbiológica, de manera que garantice el éxito de la producción. En esta industria se utilizan frecuentemente algunos métodos de tratamientos microbicidas tales como filtración,
José Felix Bernal   +3 more
doaj   +1 more source

A single cell death is disruptive to spontaneous Ca2+ activity in astrocytes

open access: yesFrontiers in Cellular Neuroscience, 2022
Astrocytes in the brain are rapidly recruited to sites of injury where they phagocytose damaged material and take up neurotransmitters and ions to avoid the spreading of damaging molecules.
Veronica Gomez-Godinez   +8 more
doaj   +1 more source

Photolysis of a Caged, Fast-Equilibrating Glutamate Receptor Antagonist, MNI-Caged γ-D-Glutamyl-Glycine, to Investigate Transmitter Dynamics and Receptor Properties at Glutamatergic Synapses

open access: yesFrontiers in Cellular Neuroscience, 2018
Fast uncaging of low affinity competitive receptor antagonists can in principle measure the timing and concentration dependence of transmitter action at receptors during synaptic transmission.
Francisco Palma-Cerda   +5 more
doaj   +1 more source

The effect of pH and light on the efficacy of spray solution stored of haloxyfop-r-methyl, fluazifop-p-butyl, and sethoxydim against wild barley (Hordeum spontaneum K. Koch) [PDF]

open access: yesپژوهش‌های حفاظت گیاهان ایران, 2023
IntroductionAfter preparing the spray solution of herbicide, there are situations where the farmer intentionally or unintentionally has to store the prepared spray solution for some time, even several days, in the sprayer tank.
Shahram Taheri   +2 more
doaj   +1 more source

Ca2+ clearance in visual motion-sensitive neurons of the fly studied in vivo by sensory stimulation and UV photolysis of caged Ca2+ [PDF]

open access: yes, 2004
Kurtz R. Ca2+ clearance in visual motion-sensitive neurons of the fly studied in vivo by sensory stimulation and UV photolysis of caged Ca2+. Journal of Neurophysiology.
Kurtz, Rafael
core   +1 more source

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