Showing 261 - 280 results of 401 for search '(( 5 c decrease ) OR ( 5 ((((meet decrease) OR (greater decrease))) OR (mean decrease)) ))', query time: 0.18s Refine Results
  1. 261

    Highly active, durable and pH-universal hybrid oxide nanocrystals for efficient oxygen evolution by Ahmad, Yahia H.

    Published 2017
    “…Particularly, Pt1-NiMnO3 showed superior OER efficiency relative to its counterparts Pt0.5-NiMnO3, Pt0.1-NiMnO3, NiMnO3, and commercial Pt/C at different pH values, ascribed to the size, morphology, and composition effects as confirmed via XRD, XPS and electrochemical characterization. 2018 The Royal Society of Chemistry.…”
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  2. 262

    Synthesis and electrochemical properties of nickel oxide/carbon nanofiber composites by Al-Enizi, Abdullah M.

    Published 2014
    “…These electrospun fibers were stabilized for 2 h at 200 °C and then carbonized at 800 °C for 5 h. Composites were prepared by depositing Ni(OH)2 on the carbon nanofibers (CNFs) and calcining them at different temperatures. …”
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  3. 263
  4. 264

    CO2 methanation using sugarcane bagasse biochar/nickel sustainable catalysts by Gamal, Ahmed

    Published 2024
    “…The catalyst containing 0.5 mmolNi/gSCB showed the highest CO2 conversion at all operating temperatures (250–550 °C) in addition to the highest methane selectivity at 400 °C. …”
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  5. 265

    Optimization of cultivation conditions for combined nutrient removal and CO2 fixation in a batch photobioreactor by Al Ketife, Ahmed MD

    Published 2017
    “…CONCLUSION Optimum values 5% CO2, 100 μE and 22 °C were identified for Cc,g, I and T, respectively, with μ and Rc reaching 1.53 day−1 and 1 g L−1 day−1, respectively, along with associated nutrient removal of 100%. …”
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  6. 266
  7. 267

    Fluorinated Benzofuran and Dihydrobenzofuran as Anti-Inflammatory and Potential Anticancer Agents by Ayoub, Abeer J.

    Published 2023
    “…Their IC50 values ranged from 1.2 to 9.04 µM for interleukin-6; from 1.5 to 19.3 µM for Chemokine (C-C) Ligand 2; from 2.4 to 5.2 µM for nitric oxide; and from 1.1 to 20.5 µM for prostaglandin E2. …”
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  8. 268

    RIGOROUS SIMULATION AND OPTIMIZATION OF THE COLD SECTION IN A REAL LNG PLANT: UPFRONT NITROGEN REMOVAL AS PROCESS ENHANCING CONCEPT by MKACHER, HAJER

    Published 2023
    “…Compared with baseline operation, removing up to 87.5% of nitrogen from the feed was found optimal as it decreases the total power requirement by 0.24 MW and increases the LNG product flow rate by 4.4 %, while exergy loss decreased by 7.08 MW. …”
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  9. 269
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  11. 271

    Prospects of Biocrude Production Potential from Local Diatom by Al-Namimi, Sara Mohammed

    Published 2020
    “…A marine diatom Nitzchia reversa was grown in 5 sq. m open raceway pond (10 cm culture depth, 500 L culture volume) in the Qatari desert environment. …”
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  12. 272

    The Impact of Multiple Autoclave Cycles on the Surface Roughness of Thermally Treated Nickel-Titanium Endodontic Files by Ba-Hattab, Raidan

    Published 2022
    “…., 20 TN, 20 ETP, and 20 PTG files), and each group was divided into four equal subgroups of five files (n = 5). An unsterilized group was assigned as the pre-autoclaving group (Cycle 0), and the other three groups underwent various autoclave sterilization cycles (Cycles 1, 5, and 10). …”
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  13. 273

    Biodegradable polysaccharide grafted polyacrylamide inhibitor for corrosion in CO2- saturated saline solution by Jalab, Rem

    Published 2023
    “…Electrochemical tests of Tafel and AC impedance, were used to determine the corrosion rate of carbon steel (C-steel) and protection efficiency in CO2-saturated 3.5 wt% NaCl solution. …”
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  14. 274

    Microbiota and sensorial attributes of buffalo meat stored under vacuum packaging: combined impact of marination, citrox and oregano essential oil by Osaili, Tareq

    Published 2023
    “…This study aimed to examine the antimicrobial and sensorial effects of natural citrox (0.2% v/w) and oregano essential oil (0.1% v/w) or their combination on marinated buffalo meat stored under vacuum at two storage conditions of 4°C and 12°C. …”
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  15. 275

    Improved mechanical properties of recycled linear low-density polyethylene composites filled with date palm wood powder by AlMaadeed, Mariam A.

    Published 2014
    “…The Young’s modulus and stress at break measured at 50°C decreased significantly compared with those values measured at 25°C. …”
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  16. 276

    Simulation and Optimization of an LNG Plant Cold Section by Katebah, Mary Anna

    Published 2018
    “…Heavy hydrocarbons, primarily condensate (C5+) leaving the fractionation unit, can be either sold or sent to a close by refinery for further processing. …”
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  17. 277

    Investigating the utilization of healthcare services to manage respiratory tract infections (RTIs) among Qatari patients attended selected primary healthcare centers in Qatar by Islam, Nazmul

    Published 2018
    “…Results: A total of 171,447 RTI visits made by 58,786 patients during July-2015 to December-2017. The Mean age ±SD of participants is 24.80±18.5 years, among them 38.79% falls to age group 5-19 and 33.53% belongs to 20-44. …”
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  18. 278

    Resistive room temperature LPG sensor based on a graphene/CdO nanocomposite by Goutham S.

    Published 2019
    “…The CdO/graphene composite was deposited as a film on interdigitated electrodes (IDEs) which then were used for chemiresistive sensing of liquid petroleum gas (LPG) by using a four probe technique. A Resistivity decreases significantly upon exposure to a LPG. The electrical resistance measurement at a constant bias voltage of 0.5 V. …”
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  19. 279

    Thermal and mechanical stability of microwave sintered cold compact bismuth telluride thermoelectric material by Farheen F., Jaldurgam

    Published 2022
    “…The TGA-DSC results indicate a slight mass gain at 350 °C followed by a steep weight loss beyond 550 °C suggesting good thermal stability when the experimental temperature is below 350 °C. …”
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  20. 280

    Enhancing the Remediation Capacity of Mercury Ions from Fluorescent Lamp Using Roasted Date Pits and Its Modified Forms by Al-Ghouti, Mohammad A.

    Published 2016
    “…Moreover, at pH 8 and pH 10, the adsorption decreased with an average Hg concentration of 3.5 and 8.01 ppm, respectively. …”
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