photoreaction

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pho·to·re·ac·tion

(fō'tō-rē-ak'shŭn),

A reaction caused or affected by light; for example, a photochemical reaction, photolysis, photosynthesis, phototropism, thymine dimer formation.

Farlex Partner Medical Dictionary © Farlex 2012

pho·to·re·ac·tion

(fō'tō-rē-ak'shŭn)

A reaction caused or affected by light, e.g., a photochemical reaction, photolysis, photosynthesis, phototropism, thymine dimer formation.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

photoreaction

(fō″tō-rē-ăk′shŭn) [″ + LL. reactus, reacted]

A chemical reaction produced or influenced by light.

References in periodicals archive ?

Caption: Figure 4: X ray diffraction of Mg/Al hydrotalcites with different Mg/Al ratios activated at 500[degrees]C before photoreaction.

Activated Hydrotalcites Obtained by Coprecipitation as Photocatalysts for the Degradation of 2,4,6-Trichlorophenol

The photoreaction kinetics was monitored via the IR spectra as a function of irradiation time.

The Structures, Spectroscopic Properties, and Photodynamic Reactions of Three [[RuCl(QN)NO].sup.-] Complexes (HQN = 8-Hydroxyquinoline and Its Derivatives) as Potential NO-Donating Drugs

This condition of photoreaction was also sufficient to inactivate baculovirus in an indirect virus detection assay in which Sf9 cells were infected with UVDEX treated or nontreated baculovirus (data not shown).

Photochemical Treatment of Drosophila APCs Can Eliminate Associated Viruses and Maintain the APC Function for Generating Antigen-Specific CTLs Ex Vivo

A photocatalyst accelerates a photoreaction in the presence of a catalyst.

Evaluate bactericidal Ti[O.sub.2] nanoparticles for food safety applications

Taking into account the linear relationship between the substrate concentration and the absorbance (Abs), which is described by the Lambert-Beer law, the resulting expression is (given by Equation 7; therefore, the obtained constants rate were taken from the initial photoreaction region (up to 10 hours) in all cases.

Photodegradation of sugarcane vinasse: evaluation of the effect of vinasse pre-treatment and the crystalline phase of Ti[O.sub.2]/ Fotodegradacao da vinhaca: avaliacao do efeito do pre-tratamento da vinhaca e da fase cristalina do Ti[O.sub.2]

The adsorption at different values of the initial concentration of the catalyst showed that for high concentrations of Ti[O.sub.2] the adsorption is unfavorable due to the agglomeration phenomena and this cause a reduction of specific surface available to the activation in a photoreaction (Bekkouche, et al, 2004).

Evaluacion experimental y matematica de modelos de adsorcion molecular para contaminantes organicos en particulas de Ti[O.sub.2]-P25

TABLE 1: Identification of the small molecular intermediates of aniline during the photoreaction by GC/MS.

Visible-light-driven photocatalytic degradation of aniline over NaBi[O.sub.3]

Average concentrations (ppb) of compounds measured in the photoreaction chamber.

Photochemically altered air pollution mixtures and contractile parameters in isolated murine hearts before and after ischemia

It is considered an important step towards the production of a photoreaction with the ability to convert carbon dioxide and atmospheric methane to chemicals at industrial scale.

Iranian Scientists Simultaneously Convert Carbon Dioxide, Methane to Useful Chemicals

Photoreaction measurement was estimated by monitoring the intensity changes of the cinnamate absorption at maximal value.

The synthesis of poly(vinyl cinnamates) and its self-assembled structure

UV-B susceptibility and photoreaction of arctic Daphnia morphotypes.

Artemia (Crustacea, Anostraca) in Chile: a review of basic and applied biology/Artemia (Crustacea, Anostraca) en Chile: revision de la biologia basica y aplicada

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