Showing 241 - 260 results of 544 for search '"Ultraviolet"', query time: 0.05s Refine Results
  1. 241

    Effect of Environmental Degradation on Mechanical Properties of Kenaf/Polyethylene Terephthalate Fiber Reinforced Polyoxymethylene Hybrid Composite by Mohamad Zaki Abdullah, Yakubu Dan-mallam, Puteri Sri Melor Megat Yusoff

    Published 2013-01-01
    “…The samples were exposed to moisture, water spray, and ultraviolet penetration in an accelerated weathering chamber for 672 hours. …”
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  2. 242

    Green Synthesis of Citrus sinensis Peel Extract-Mediated Ag-TiO2 and Its Application as a Photocatalyst for Organic Molecules and Antimicrobial Agent by Daniel Narh, Benjamin Sampson, Samuel Ocrah Junior, Gloria Pokuaa Manu, Benjamin Agyei-Tuffour, Emmanuel Nyankson, Johnson Kwame Efavi

    Published 2024-01-01
    “…Characterization via X-ray diffraction, Fourier-transform infrared spectroscopy, scanning electron microscopy-energy dispersive spectroscopy, and ultraviolet-visible spectrophotometry confirmed silver-titanium dioxide formation. …”
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  3. 243

    Characterization of Natural Organic Matter in Conventional Water Treatment Processes and Evaluation of THM Formation with Chlorine by Kadir Özdemır

    Published 2014-01-01
    “…The total THM (TTHM) yield coefficients range from 22.5 to 42 μg-TTHM/mg-DOC in all fractionated samples, which is related to their specific ultraviolet Absorbance (SUVA) levels. As the molecular weight of the fractions decreased, the TTHM yield coefficients increased. …”
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  4. 244

    Vortical waves in a quantum fluid with vector, axial and helical charges. II. Dissipative effects by Sergio Morales-Tejera, Victor E. Ambruş, Maxim N. Chernodub

    Published 2025-01-01
    “…On the other hand, usual dissipative effects, such as charge diffusion, lead to significant damping of ultraviolet modes. We end this paper with a discussion of the regimes where these vortical waves may propagate.…”
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  5. 245

    Fungus- (Alternaria sp.) Mediated Silver Nanoparticles Synthesis, Characterization, and Screening of Antifungal Activity against Some Phytopathogens by Theint Theint Win, Sikandar Khan, PengCheng Fu

    Published 2020-01-01
    “…To visualize the formation of AgNPs, analytical instruments were used, such as ultraviolet-visible (UV-Vis) spectroscopy, Fourier-transform infrared (FTIR) spectroscopy, scanning transmission electron microscopy (STEM), energy dispersive X-ray (EDX), and elemental mapping. …”
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  6. 246

    Synthesis and Characterization of Zinc Sulfide-Aluminium -Platinum Nanocomposites Produced by Coprecipitation Method by A. Durgadevi, K. Dhayalini, M. Ravichandran

    Published 2025-01-01
    “…The proposed composite powders were thoroughly characterized using techniques like Energy-dispersive X-ray Spectroscopy, X-ray Diffraction (XRD), Scanning Electron Microscopy (SEM), Ultraviolet-Visible (UV-Vis) absorption spectroscopy, and photoluminescence analysis. …”
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    Article
  7. 247

    The Effect of Using Fluorescent Concretization Intervention on Hand Hygiene Training in Primary School Students by Cevriye Yüksel Kaçan, Hülya Yılmaz

    Published 2024-12-01
    “…Data were collected with Dermalux Test Lotion containing fluorescently detectable under ultraviolet light, Sociodemographic Data Questionnaire, Hand Washing Skill Checklist, Hand Washing Skill Efficacy, and Hand Hygiene Assessment Question Form in School Children.Results: A statistical difference was found in the hand washing activity given for both hands of the participants in the experimental group before and after the training (p lt; 0.001). …”
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  8. 248

    Facile Preparation of Phosphotungstic Acid-Impregnated Yeast Hybrid Microspheres and Their Photocatalytic Performance for Decolorization of Azo Dye by Lan Chen, Bo Bai

    Published 2013-01-01
    “…The obtained products were characterized by field emission scanning electron microscopy (FE-SEM), energy dispersive spectrometry (EDS), X-ray diffraction (XRD), thermogravimetry-differential scanning calorimetry (TG-DSC), and ultraviolet-visible spectrophotometry (UV-Vis), respectively. …”
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    Article
  9. 249

    Photoresponsive Wettability in Monolayer Films from Sinapinic Acid by Cleverson A. S. Moura, Douglas J. C. Gomes, Nara C. de Souza, Josmary R. Silva

    Published 2013-01-01
    “…In addition, when illuminated with ultraviolet light, it can exhibit the so-called photodimerization process. …”
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  10. 250

    Microwave-Promoted Synthesis of Sulfonated Metallophthalocyanines and Aggregation in Different Solvents by Zhenhua Cheng, Na Cui, Shengjuan Jiang, Hongxiao Zhang, Lijun Zhu, Daohong Xia

    Published 2015-01-01
    “…All synthesized products were characterized with MALDI-TOF mass spectrum, Fourier transform infrared spectroscopy (FT-IR), ultraviolet-visible spectroscopy (UV-Vis), and X-ray diffraction (XRD). …”
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    Article
  11. 251

    Microplastic in the Soil Environment – Classification and Sources in Relation to Research Conducted in Poland by Monika Kisiel, Agnieszka Poniatowska, Anita Kaliszewicz

    Published 2022-12-01
    “…As a result of physical, chemical and biological processes, e.g., ultraviolet (UV) radiation, weathering or mechanical abrasion, plastics degrade to fine particles - those less than 5 mm in size are called microplastics. …”
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  12. 252

    Physicochemical Characterization of Regional Clay: Application to Phenol Adsorption by Abdelouahed Amar, Ilyasse Loulidi, Abderrahim Kali, Fatima Boukhlifi, Chaimaa Hadey, Maria Jabri

    Published 2021-01-01
    “…In addition to the presence of titanium dioxide (TiO2), which can give it a property of degradation of organic compounds under ultraviolet light, the pHPZC zero point of our material is 7.4. …”
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    Article
  13. 253

    High-Harmonic Generation in an Optical Fiber Functionalized with Zinc Oxide Thin Films by Idris Tiliouine, Yann Leventoux, Jean-Christophe Orlianges, Aurelian Crunteanu, Marie Froidevaux, Hamed Merdji, Sébastien Février

    Published 2025-01-01
    “…High-order harmonic generation (HHG) in semiconductor thin films from ultrashort mid-infrared laser drivers holds the potential for the realization of integrated sources of extreme ultraviolet light. Here, we demonstrate solid-state HHG in zinc oxide thin films synthesized by the radiofrequency reactive magnetron sputtering process directly on the cleaved facets of optical fibers. …”
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  14. 254

    Picosecond Photovoltaic Response in Tilted Lanthanum Doped Manganite Films by Zhiqing Lu, Hao Ni, Jianfeng Xi, Xiaoming Li, Kun Zhao

    Published 2013-01-01
    “…Anisotropic picosecond photovoltaic responses were observed in lanthanum doped manganite LaxCa1-xMnO3 (x=0.67 and 0.4) thin films, which were deposited on miscut LaSrAlO4 substrates under ultraviolet pulsed laser irradiation without external bias. …”
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  15. 255

    New Boric Acid Derivative with Some of Its Complexes and Study the Biological and Anticancer Activity by Alaa Abdullah Majeed, Asmaa Mohammed Noori

    Published 2025-01-01
    “…Spectral methods such as Fourier transform infrared spectroscopy, ultraviolet-visible spectroscopy, and proton nuclear magnetic resonance (1H-NMR) spectra, along with thermal analysis (TG/DTA), elemental analysis (CHN), and melting point, were used to characterize the synthesized compounds. …”
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  16. 256

    Antibacterial Activity of Copper Nanoparticles Fabricate via Malva Sylvesteris Leaf Extract by Osama Ismail Haji Zebari, Samie Yaseen Sharaf Zeebaree, Aemn Yaseen Sharaf Zeebaree, Hardan Ismail Haji Zebari, Hadeel Ridha Abbas

    Published 2019-08-01
    “…Characterization of copper nanoparticles was diagnosed by Ultraviolet–visible spectroscopy that confirms the band characteristic for copper nanoparticles in the range of 200–700 nm and the role of Malva Selvesteris leaf extract biomolecules was confirmed by Fourier transform infrared spectroscopy. …”
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  17. 257

    Role of Stat3 in Skin Carcinogenesis: Insights Gained from Relevant Mouse Models by Everardo Macias, Dharanija Rao, John DiGiovanni

    Published 2013-01-01
    “…Studies using similar Stat3-deficient and gain-of-function mouse models have indicated its similar roles in ultraviolet B (UVB) radiation-mediated skin carcinogenesis. …”
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  18. 258

    Synthesis of Nitrogen-Doped ZnS with Camellia Brushfield Yellow Nanostructures for Enhanced Photocatalytic Activity under Visible Light Irradiation by Gang-Juan Lee, Chi-Lun Hong, Valentina Batalova, Gennady Mokrousov, Jerry Wu

    Published 2013-01-01
    “…Optical characterizations of the synthesized N-doping ZnS substantially show the shifted photoabsorption properties from ultraviolet (UV) region to visible light. The band gaps of nitrogen-doped ZnS composite catalysts were calculated to be in the range of 2.58~2.74 eV from the absorptions edge position. …”
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    Article
  19. 259

    Aqueous Extract of Saraca indica Leaves in the Synthesis of Copper Oxide Nanoparticles: Finding a Way towards Going Green by Kollur Shiva Prasad, Alakananda Patra, Govindaraju Shruthi, Shivamallu Chandan

    Published 2017-01-01
    “…The structural and morphological behavior of as-synthesized CuO nanoparticles were investigated using ultraviolet-visible spectral studies (UV-Vis), Fourier transform-Infrared spectroscopy (FT-IR), X-ray diffraction (XRD), energy dispersive X-ray spectroscopy (EDX), X-ray photoelectron spectroscopy (XPS), scanning electron microscopy (SEM), transmission electron microscopy (TEM), and high-resolution transmission electron microscopy (HRTEM). …”
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  20. 260

    Analysis of 31 Hydrazones of Carbonyl Compounds by RRLC-UV and RRLC-MS(/MS): A Comparison of Methods by Soraya de M. Ochs, Maíra Fasciotti, Annibal D. Pereira Netto

    Published 2015-01-01
    “…In this work, the separation of 31 carbonyl compounds (CC) in their 2,4-dinitrophenylhydrazones form was optimized by rapid resolution liquid chromatography in 9 minutes and simultaneously detected by ultraviolet and mass spectrometry with an APCI(−) as ionization source. …”
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