Showing 281 - 300 results of 544 for search '"Ultraviolet"', query time: 0.06s Refine Results
  1. 281

    Heterogeneous UV/Fenton-Like Degradation of Methyl Orange Using Iron Terephthalate MIL-53 Catalyst by Pham Dinh Du, Huynh Thanh Danh, Pham Ngoc Hoai, Nguyen Mau Thanh, Vo Thang Nguyen, Dinh Quang Khieu

    Published 2020-01-01
    “…The synthesis and degradation of methyl orange (MO) in an ultraviolet-assisted heterogeneous Fenton-like process via the iron terephthalate (MIL-53) catalyst are demonstrated. …”
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    Article
  2. 282

    Photocatalytic Degradation of 2,4-Dichlorophenol by TiO2 Intercalated Talc Nanocomposite by Manqing Ai, Wenli Qin, Tian Xia, Ying Ye, Xuegang Chen, Pingping Zhang

    Published 2019-01-01
    “…As the strong adsorption ability of talc can intensify the power of photon absorption and capture-recombination carriers, more than 99.5% of 2,4-dichlorophenol can be degraded in 1 h by the nanocomposite under an ultraviolet lamp in neutral solution and room temperature after reaching adsorption equilibrium, and the result of adsorbance is in accord with the first-order kinetic. …”
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  3. 283

    A Diversified Spectrometric and Molecular Docking Technique to Biophysical Study of Interaction between Bovine Serum Albumin and Sodium Salt of Risedronic Acid, a Bisphosphonate fo... by M. Manjushree, Hosakere D. Revanasiddappa

    Published 2018-01-01
    “…The binding interaction between bovine serum albumin (BSA) and sodium salt of risedronic acid (RSN) was studied by using the FT-IR (Fourier transform infrared), UV-Vis (ultraviolet–visible), fluorescence (emission and synchronous), CD (circular dichroism) spectrometric, and computational (molecular docking) techniques at 289, 297, and 305 K temperatures with physiological buffer of pH 7.40. …”
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  4. 284

    Development of a high-throughput screening system for identification of novel reagents regulating DNA damage in human dermal fibroblasts by Bae Seunghee, An In-Sook, An Sungkwan

    Published 2015-09-01
    “…Ultraviolet (UV) radiation is a major inducer of skin aging and accumulated exposure to UV radiation increases DNA damage in skin cells, including dermal fibroblasts. …”
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    Article
  5. 285

    Antioxidant Activity and Isolation of Luteoline from Centaurea behen L. Grown in Iran by Akbar Esmaeili, Zahra Mousavi, Maryam Shokrollahi, Ali Shafaghat

    Published 2013-01-01
    “…Flavonoids are secondary metabolites providing Ultraviolet-visible (UV) spectroscopy protection and color in almost all terrestrial plants and fruits. …”
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  6. 286

    Development of detection system for lead ions in mixture solutions using UV-Vis measurements with peptide immobilized microbeads by Shuhei Yoshida, Koki Yoshida, Yoshio Hamada, Takaaki Tsuruoka, Kenji Usui

    Published 2025-01-01
    “…Here, we established a system to easily detect Pb2+ from such mixture solutions using Pb2+ binding peptide immobilized beads (peptidyl beads) and ultraviolet (UV) absorption measurements. This method could detect Pb2+ at low concentrations equivalent to inductively coupled plasmon-atomic emission spectroscopy (ICP-AES). …”
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  7. 287

    GaN-Based High-k Praseodymium Oxide Gate MISFETs with P2S5/(NH4)2SX + UV Interface Treatment Technology by Chao-Wei Lin, Hsien-Chin Chiu

    Published 2012-01-01
    “…This study examines the praseodymium-oxide- (Pr2O3-) passivated AlGaN/GaN metal-insulator-semiconductor high electron mobility transistors (MIS-HEMTs) with high dielectric constant in which the AlGaN Schottky layers are treated with P2S5/(NH4)2SX + ultraviolet (UV) illumination. An electron-beam evaporated Pr2O3 insulator is used instead of traditional plasma-assisted chemical vapor deposition (PECVD), in order to prevent plasma-induced damage to the AlGaN. …”
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  8. 288

    Comparative Analysis of Lycorine in Wild Plant and Callus Culture Samples of Hymenocallis littoralis by HPLC-UV Method by Sreeramanan Subramaniam, Jeevandran Sundarasekar, Geethaa Sahgal, Vikneswaran Murugaiyah

    Published 2014-01-01
    “…In the present study, an analytical method using HPLC with ultraviolet detection was developed for the quantification of lycorine in the extracts of different parts of wild plant and tissue culture samples of H. littoralis. …”
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    Article
  9. 289

    Advancements and Challenges of Vacuum‐Processed Organic Photodiodes: A Comprehensive Review by Chan So, Won Jun Pyo, Dae Sung Chung

    Published 2025-02-01
    “…Herein, four primary pathways for development of vacuum‐processed OPDs are outlined: 1) ultraviolet‐selective OPDs, 2) visible‐light‐selective OPDs, 3) near‐infrared or short‐wave‐infrared‐sensitive OPDs, and 4) addressing challenges such as higher noise currents compared to inorganic PDs. …”
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  10. 290

    Computer-Aid System for Automated Jaundice Detection by Ahmad Yaseen Abdulrazzak, Saleem Latif Mohammed, Ali Al-Naji, Javaan Chahl

    Published 2023-03-01
    “…The system comprises a digital HD camera, a computer device with a Matlab application installed to analyze and detect the skin color changes of the infant, and an Arduino Uno microcontroller to control an LED ultraviolet light. A set of neonate images were collected to train the random forest algorithm, including 374 for normal and 137 for jaundiced infants. …”
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  11. 291

    Quantitative Clinical Diagnostic Analysis of Acetone in Human Blood by HPLC: A Metabolomic Search for Acetone as Indicator by Esin Akgul Kalkan, Mehtap Sahiner, Dilek Ulker Cakir, Duygu Alpaslan, Selehattin Yilmaz

    Published 2016-01-01
    “…The determination was carried out at 365 nm using an ultraviolet-visible (UV-Vis) diode array detector (DAD). …”
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  12. 292

    Effect of UV-degraded microplastics on Dissolved Air Flotation (DAF) removal by Pit Sovannary, Sangpreedeekorn Jirawat, Phengsaart Theerayut, Janjaroen Dao

    Published 2025-01-01
    “…This study aims to investigate the effect of ultraviolet (UV) radiation on two types of MPs, polypropylene (PP) and polystyrene (PS), by using the dissolved air flotation (DAF) process. …”
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  13. 293

    Pressure-controlled luminescence in fast-response barium fluoride crystals by Marilou Cadatal-Raduban, Luong Viet Mui, Masahiro Yamashita, Yuki Shibazaki, Toshihiko Shimizu, Nobuhiko Sarukura, Kohei Yamanoi

    Published 2024-10-01
    “…However, the CL emission wavelength in the vacuum ultraviolet region is difficult to detect, and intrinsically intense and slow nanosecond self-trapped exciton (STE) luminescence occurs. …”
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  14. 294

    A Novel Orange-Red Emitting ZnB4O7:Eu3+ Phosphor with Urchin-Like Nanostructure by Hom Nath Luitel, Rumi Chand, Takanori Watari

    Published 2015-01-01
    “…The ZnB4O7:Eu3+ phosphors were efficiently excited by ultraviolet (UV ~ 254 nm) to visible light of ~ 220 to 450 nm and exhibited intense orange-red emission consisting of main peaks at 590, 615, and 695 nm due to the charge transfer in the host and f→f transitions (5D0 to 7F1,2,4) of the Eu3+ ions. …”
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  15. 295

    Characterization and antibacterial activity of biogenic iron nanoparticles using Proteus mirabilis by Mais Emad Ahmed, Huda Mohammed Hasan, Anfal Jabbar Kttafah

    Published 2024-01-01
    “…The Fourier transform infrared, attenuated total reflectance, scanning electron microscopy, transmission electron microscopy, energy dispersive X-ray spectroscopy, ultraviolet–visible, and dynamic light scattering measurements were used to characterize the green synthesized nanoparticles (NPs). …”
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  16. 296

    Ecofriendly synthesis of silver nanoparticles using metallic solution-based goji berry extract for their antibacterial properties by Abdul Rauf Jamali, Waseem Khan, Salahuddin Khan, Ahmed Ahmed Ibrahim, Kamran Alam

    Published 2025-01-01
    “…The formation of silver particles was confirmed by Ultraviolet–Visible (UV–Vis) spectroscopy. The surface morphology of Ag-NPs was found to be almost spherical, which was determined by a transmission electron microscope and showed spherical particles having an average diameter of 22 nm. …”
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  17. 297

    Independent Modal Variable Structure Fuzzy Active Vibration Control of Cylindrical Thin Shells Laminated with Photostrictive Actuators by R.B. He, S.J. Zheng, H.T. Wang

    Published 2013-01-01
    “…Photostrictive actuator, which can produce photodeformation strains under the activation of ultraviolet lights, is a new promising non-contact photoactuation technique for active vibration control of flexible structures. …”
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  18. 298

    Enhancing Carriers’ Confinement by Introducing BAlGaN Quantum Barriers for the Better Optoelectronic Performance of Deep UV LEDs by Jamshad Bashir, Muhammad Usman, Dmitri Sergeevich Arteev, Zoya Noor, Ahmed Ali

    Published 2025-01-01
    “…Ultraviolet light-emitting diodes (LEDs) based on Aluminum Gallium Nitride (AlGaN) suffer from poor carriers’ confinement effect, one possible solution to this problem is to increase the barrier heights for carriers by increasing Aluminum content in quantum barriers (QBs), which results in a higher turn-on voltage. …”
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  19. 299

    Efficacy of SG Shield in reducing droplet contamination during collection of oropharyngeal swab culture specimens by Phui-Sze Angie Au-Yong, Xuanxuan Chen, Wen Hao Low, Keen Chong Chau, Stephanie Fook-Chong, Shariq Ali Khan

    Published 2022-09-01
    “…A small latex balloon containing ultraviolet fluorescent dye was placed in the oral cavity of the manikin and inflated until explosion to simulate a cough. …”
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  20. 300

    Investigation of the Performance of Aucore-Pdshell/C as the Anode Catalyst of Direct Borohydride-Hydrogen Peroxide Fuel Cell by Hong Wang, Ying Wang, Xianyou Wang, Peiying He, Lanhua Yi, Wei Yi, Xue Liu

    Published 2011-01-01
    “…The core-shell structure, surface morphology, and electrochemical performances of the catalysts are characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), ultraviolet-visible absorption spectrometry, linear sweep voltammetry, and chronopotentiometry. …”
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