UV radiation
Extensive reduction of surface UV radiation since 1750 in world's populated regions
... counteract UV effects caused by the decrease in stratospheric ozone and thereby reduce the amount of UV radiation reaching the surface (Barnard et ...surface UV radiation levels are ...
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The role of coccoliths in protecting <i>Emiliania huxleyi</i> against stressful light and UV radiation
... to UV-B irradiances than other phytoplankton species, and its growth rate and physiological performances were highly inhibited by UV radiation (Peletier et ...
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Effect of ionizing (gamma) and non-ionizing (UV) radiation on the development of Trichogramma euproctidis (Hymenoptera: Trichogrammatidae)
... and UV irradiation on the subsequent develop- ment of eggs are shown in ...by UV radiation exposure time ...and UV radiation, respec- tively). he efect of gamma radiation was ...
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The effect of UV radiation on DNA in the presence of
... of UV radiation will induce specific DNA ...of UV radiation, 254 nm. The damages caused by UV radiation were studied by vacuum ultraviolet (VUV), ultraviolet-visible ...
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GROUND-BASED OBSERVATION OF SOLAR UV RADIATION IN JAPAN, BRAZIL AND CHILE
... (UV) radiation is generally categorized into three wavelength regions: 1) UV-A: 315-400 nm, 2) UV-B: 280-315 nm, and 3) UV-C: 190-280 ...solar UV radiation and ozone in ...
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Salgado R Wastewater effect of UV radiation on disinfection ID163 oral
... using UV radiation. The use of LP/UV lamps (monochromatic lamp) can remove a small fraction of transmittance (± 5%) and the use of MP/UV lamp (polychromatic lamp) can remove or increase the ...
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Long-term solar UV radiation reconstructed by Artificial Neural Networks (ANN)
... between UV radiation and those atmospheric parameters that are closely related to UV radiation, and that have been measured over long time ...sky UV irradiance ...
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The response of human skin commensal bacteria as a reflection of UV radiation: UV-B decreases porphyrin production.
... global radiation fears reflect the urgent need for a new modality that can simply determine if people are in a radiation risk of developing cancer and other ...(UV) radiation has been thought ...
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Use of UV radiation for sample pretreatment in inorganic analysis.
... OF UV RADIATION FOR SAMPLE PRETREATMENT IN INORGANIC ...of UV irradiation as sample pre-treatment step and its potential for inorganic analysis are illustrated and discussed through significant ...
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Validity of satellite measurements used for the monitoring of UV radiation risk on health
... agreement in clear-sky conditions. A second validation study can be found in De Laat et al. (2010). Measurements from three ground-based stations in the southern tip of South America (Punta Arenas, Chile; Rio Gallegos ...
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Antarctic network of lamp-calibrated multichannel radiometers for continuous ozone and uv radiation data
... sounding data are available to all researchers from the data bases of WOUDC (World Ozone and UV radiation Data Center) and NILU (Norwegian Institute for Air Research). Since 1999, the ozone-hole-related ...
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Application of artificial and solar UV radiation in the photocatalytic treatment of a tannery effluent.
... SOLAR UV RADIATION IN THE PHOTOCATALYTIC TREATMENT OF A TANNERY ...artificial radiation, furnished by UV lamps, using TiO 2 fixed on a flat plate, in the treatment of synthetic ...solar ...
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Determination of the need for solar UV radiation protection
... Табела 1. Резултати поређења потреба за заштитом од УВ зра че ња на основу графикона с потребама према прогнозама Table 1. Results of the comparison of the need for UV radiation pro tection based on ...
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Effects of UV radiation exposure on DNA and DNA repair enzymes
... to UV radiation showed that above 45 min of UV irradiation ...to UV radiation. The UV‐Vis spectrum of irradiated Endo III revealed significant modifications after 45 min of ...
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Effects of operational parameters of process UV radiation/hydrogen peroxide on decolorization of anthraquinone textile dye
... put at the wavelength 254 nm. The effects of experimental variables, namely initial pH, initial dye concentration and concentration of peroxide were studied. The change of concentration of RB19 was followed by ...
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J. Aerosp. Technol. Manag. vol.5 número2
... the UV radiation and humidity) and changes in the distribution of relaxation times associated with the α-transition (Tg) could not have been caused only by the plasticization ef ect, because the both ...
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Ultraviolet radiation protection: current available resources in photoprotection
... Zinc oxide, titanium dioxide, iron oxide, red veterinary petrolatum, talc, calamine, and kaolin are examples of sunscreens that reflect and scatter UV radiation and visible light by means of an opaque bar- ...
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Use of Doehlert and constrained mixture designs in the development of a photo-oxidation procedure using UV radiationH2 O2 for decomposition of landfill leachate samples and determination of metals by flame atomic absorption spectrometry
... without UV digestion reveal that, at a 95% confidence level, there are significant differences among ...by UV radiation and the aqueous solution containing the same buffer amounts, it is observed ...
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Reconstruction of erythemal UV-doses for two stations in Austria: a comparison between alpine and urban regions
... in UV-doses may lead to a broad variety of environ- mental and health effects ...solar UV radiation have been documented (WHO, 1994, 2006; Longstreth et ...of UV radiation are the ...
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SWINE MANURE POST-TREATMENT TECHNOLOGIES FOR PATHOGENIC ORGANISM INACTIVATION PATRÍCIA BILOTTA
... ultraviolet radiation has been widely used to disinfect wastewater (BILOTTA & DANIEL, ...of UV radiation occurs due to the high energy associated with the wavelength of 254 nm, whose intensity is ...
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