Showing 221 - 240 results of 423 for search '(( 16 i decrease ) OR ( 5 ((((wt decrease) OR (greater decrease))) OR (mean decrease)) ))', query time: 0.17s Refine Results
  1. 221

    Utilization of Emergency Services by Children with Asthma in Qatar by Arafah, Dima

    Published 2022
    “…Around 900 children were admitted (1.6%) and almost 20 children attended once a month or more. …”
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  2. 222

    Extraction and characterization of biofunctional lignocellulosic fibers from Pulicaria undulata plant and the effect of alkali treatment on their bio-physicochemical properties by Mohammed, Alsafran

    Published 2024
    “…The average yield of raw fibers obtained was 28.1 %. The raw fibers of P. undulata were rich in cellulose (36.2 %), followed by hemicellulose (30.3 %), lignin (16.2 %), moisture (11.1 %), and pectin (3.9 %). …”
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    Synthesis and characterization of Sm3+-doped ZnO nanoparticles via a sol–gel method and their photocatalytic application by Ba-Abbad, Muneer M.

    Published 2018
    “…It was noticed that in the presence of samarium ions, the band gap slightly changed from the 3.198 eV of ZnO to 3.288 eV for samarium-doped ZnO with enhanced absorption in the UV region. …”
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  6. 226

    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. The surface morphology was characterized using FESEM coupled with EDX. …”
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  7. 227

    Effect of Fluid Viscosity and Fiber Length on the Performance of Fibrous Fluid in Horizontal Well Cleanout by Mendez, Michael

    Published 2023
    “…The results demonstrate the effectiveness of long fiber (length = 0.5 in.) in improving hole cleanout in horizontal wellbores. …”
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    Qatar Culture Collection of Microalgae: A Sustainable Source for Biodiesel Production and Omega Fatty Acid Compounds by Bounnit, Touria

    Published 2016
    “…The comparative analysis of the QUCCCM isolates growth rate showed that Nannochloris sp. is the fastest growing isolate with a maximum value of 1.013 day-1. In terms of lipid contents, the results indicate a variety of the amounts. …”
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  10. 230

    Molecular dynamics of CH4/CO2 on calcite for enhancing gas recovery by Carchini, Giuliano

    Published 2022
    “…Focusing on the effect of pressure, RDF peaks intensities increase, although this effect is limited to the 1-5 MPa range. Moreover, the high CO2 presence further decreases the effect of pressure on methane adsorption. …”
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  11. 231

    Role of organic cation in modern lead-based perovskites by Alwarappan G.

    Published 2019
    “…Cubic phases of CH3NH3PbI3, CH3NH3PbCl3, CH3NH3PbICl2, and CH3NH3PbI2Cl perovskite structures are investigated using TDDFT with Gaussian 16. …”
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  12. 232

    Tobacco control in the Eastern Mediterranean region: implementation progress and persisting challenges by Abu-Rmeileh, Niveen M E

    Published 2022
    “…Tobacco use is the leading cause of preventable mortality worldwide, projected to claim 1 billion lives in the twenty-first century.1 Tobacco prevalence rates are expected to decrease across all the WHO regions by 2025 as a result of tobacco control efforts. …”
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    Experimental study on effective placement of PCM packets in cooling vest to improve performance in warm environment by Itani, Mariam

    Published 2017
    “…It was found that the core temperature changed slightly when wearing the vest, however the local skin temperature of the back and front torso segments decreased by about 5 °C and 3 °C at the end of the exercise, respectively. …”
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  16. 236

    Hypospadias Reconstruction Training: Development of an Ex-Vivo Model for Objective Evaluation of Surgical Skills by Abbas, Tariq

    Published 2025
    “…However, EMG measurements showed significant reductions in average EMG power, total time, dominant frequency, and cumulative muscle workload after training. Additionally, the mean power spectral density of the EMG signal decreased notably post-training. …”
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    Specific Bioactive Compounds from Ginger, Tea, and Apple Prevent Diabetes-Related Cataract Via Inhibition of Aldose Reducatse by Ahmedna, Mohamed

    Published 2016
    “…The groups treated with EGCG, phloretin and [6]-gingerol at 25 mg/kg also decreased the blood sugar levels to 198 ± 15, 180 ± 16 and 170 ± 19 mg/dL, respectively. …”
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  19. 239

    The Role of Qatar Community Pharmacists in Depression care: A Survey of Attitudes, Practices and Perceived Barriers by Shami, Rula

    Published 2020
    “…Pharmacists' attitudes to depression were moderately positive (mean score=3.41, SD= 0.26). However, the extent of pharmacists' involvement in depression care was very low (mean score=2.64, SD= 0.94). …”
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