ultraviolet light (254 nm)
High Sensitivity Ozone Sensing Using 280 nm Deep Ultraviolet Light Emitting Diode for Detection of Natural Hazard Ozone
... emits light at various wavelengths, whereas the DUV-LED only emits light at a single wave- length of 280 ...280 nm was chosen because the LED quantum efficiency at this wavelength region is much ...
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Ultraviolet Light: A Hazard to Children
... uncomfortable light and heat, they should be moved under a tree, umbrella, or the stroller canopy, although on reflective surfaces an umbrella or canopy may reduce UVR exposure by only ...
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THE EFFECT OF ULTRAVIOLET LIGHT ON RECOMBINATION IN YEAST
... The frequency of homozygosis of individual genes on diff went chromosomes shows no correlation with centromere linkage, a result which would be expected on the basis of crossing [r] ...
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Bactericidal effects of 310 nm ultraviolet light-emitting diode irradiation on oral bacteria
... 310 nm UVB-LED on oral bacteria The bactericidal effects of irradiation with the 310 nm and 265 nm UV-LEDs on oral bacteria are shown in ...310 nm UVB-LED also had bactericidal effects on oral ...
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Pharmacognostic Standardization, Phytochemical Investigation and Anthelmintic Evaluation of the Extract of Madhuca Indica J. F. (Gmel) Flowers
... day light and ultraviolet ...day light and ultraviolet light for its fluorescence ...day light and also in UV at 254 nm and 366 ...day light and also in UV ...
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A Novel Photoelectrochemical Assay for Cysteine Based on the Target-Induced Generation of Photosensitizer
... under ultraviolet light illumination (350 nm, Figure 4A, curve b), but displayed dramatically enhanced photocurrent when exciting by light with wavelength in the visible region (Figure 4B and ...
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A comparison of commercial light emitting diode baited suction traps for surveillance of Culicoides in northern Europe
... Culicoides biting midges (Diptera: Ceratopogonidae) are responsible for the transmission of economically import- ant arboviruses including bluetongue virus (BTV), African horse sickness virus (AHSV) and the newly emerged ...
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The effect of free standing GaN substrate on carrier localization in ultraviolet InGaN light emitting diodes
... 380-nm ultraviolet light-emitting diodes (UV-LEDs) based on InGaN/AlInGaN multiple quantum well (MQW) structures on free-standing GaN (FS-GaN) substrate by atmospheric pressure metal-organic chemical ...
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IDENTIFICATION OF CURCUMA LONGA RHIZOMES BY PHYSICOCHEMICAL AND TLC FINGERPRINT ANALYSIS
... fluorescence light is always of greater wavelength than the exciting ...light. Light rich in short wavelength is very active in producing fluorescence, and for this reason, ultraviolet ...
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Applying the mutation of Bacillus subtilis and the optimization of feather fermentation medium to improve Keratinase activity
... the ultraviolet ray produced by ultraviolet light and the compound mutation of sodium nitrite solution, a mutated strain was produced which can yield Kerati- nase with a high ...
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SIMULTANEOUS ESTIMATION AND VALIDATION OF PARACETAMOL, CHLORPHENIRAMINE MALEATE AND PHENYLEPHRINE HYDROCHLORIDE IN BULK AND TABLET DOSAGE FORM BY USING DIFFERENT SPECTROPHOTOMETRIC METHOD
... Preparation of standard stock and calibration curves The standard stock solutions (250 μg/ml) of each of Paracetamol, Chlorpheniramine Maleate and Phenylephrine HCl were prepared separately by dissolving accurately about ...
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Studies of Preparation and Characteristics in Borosilicate Photosensitive Glass Ceramics
... Absorption edge of the glass matrix in the IR region is formed by a band of hydroxyl groups having maximum at 2850 nm (Figure 6). Usually this absorption for sili- cate glasses is in the range of several inverse ...
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Decomposition Dynamics Under Climate Change Conditions in Boreal Peat
... decompose well (Mellilo et al., 1982). Lignin is the most recalcitrant form of carbon in plant litter (Swift et al., 1979); if plant litter contains large amounts of lignin, it is generally slow to decompose (Gessner et ...
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Replication of adeno-associated virus in cells irradiated with UV light at 254 nm.
... 1023 Downloaded from http://jvi.asm.org/ on November 10, 2019 by guest Irradiation of simian virus 40 oni mutant-transformed Chinese hamster embryo cells OD4 line with UV light induced a[r] ...
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Pulsed Led’s Light at 650 nm Promote and at 470 nm Suppress Melatonin’s Secretion
... red light may be relevant for a non invasive, therapeutic intervention for treatment of some eyes diseases linked to mitochondrial disfunction and/or neuro- toxin’s damage, including age-related macular ...
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Ground cover plants for weed control in amenity horticulture : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Plant Science at Massey University, Palmerston North, New Zealand
... The potential use of ground covers to suppress weeds has often been listed to promote its usefulness in landscape use (Fish 1970; Foley 1972; Thomas 1977; MacKenzie 1997). Yet studies to evaluate the effectiveness of ...
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Selective Spectrophotometric Method for the Hydrocortisone Butyrate Quantitative Determination in Compounding Ointment in Presence of Nitrofural and Procaine Hydrochloride
... Methods of sample preparation for the hydrocortisone butyrate excretion from compounding ointment were studied. The new procedure for its quantitative determination by spectrophotometry in the presence of nitrofural and ...
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PHOTOSTABILITY EVALUATION OF A UNANI FORMULATION SUFOOFE SAILAN
... As the organolaptic characters and physico-chemical changes were less than 5%, and microbial count was within limits mentioned by WHO guideline, SS confirmed to the ICH Guideline for photostability testing of ...
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Tailoring Light Emission of AlGaN Deep UV Emitters.
... the light extraction efficiency in III-nitride based LEDs emitting in the visible include the use of a thick window layer for light extraction from the side of the film,[12] flip-chip design,[48] ...
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1 Gbps free-space deep ultraviolet communications based on III-nitride micro-LEDs emitting at 262 nm
... The design, fabrication, and performance of III-nitride UV-C μ LEDs are presented in this paper. Each UV-C μ LED could be operated at a DC current density up to 3400 A∕cm 2 with a directed optical power up to 196 μW. Due ...
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