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Showing 141 - 160 results of 266 for search '(((( steel decrease ) OR ((( ftir increase ) OR ( tree decrease ))))) OR ( mean decrease ))*', query time: 0.09s Refine Results
  1. 141

    Graphene oxide/chitosan doped polysulfone membrane for the treatment of industrial wastewater by Ahmed T. Yasir (17302753)

    Published 2023
    “…Maintaining the same GO-CH composition of 0.085 wt% and changing GO to CH ratio to 1:1 resulted in better hydrophilicity (contact angle 68°) and increased reversible fouling from 23 to 33%. The best membrane was further tested with real industrial wastewater obtained from a GTL plant in Qatar showed 28% improvement in COD removal.…”
  2. 142

    An Insight Into Unveiling Nano Luminescence for Industrial Dye Detection by E. Safamariyam (22330186)

    Published 2025
    “…The CQDs were characterised using SEM, XRD, FTIR, UV–Vis spectrophotometry, and photoluminescence, which confirmed their uniform size distribution and outstanding optical characteristics. …”
  3. 143

    Enhancing the quality of lentil proteins via combination with whey proteins based on a dual process: a novel strategy through the incorporation of complexation and fermentation by Mohammad Alrosan (20089263)

    Published 2024
    “…The protein digestibility, pH values, microbial growth, total soluble solids, and total saponin and phenolic contents were hydrolyzed for 5 days at 25 °C. The FTIR spectrophotometer scans indicated significant (<i>P</i> < 0.05) changes to the secondary protein structure components (random coil and α-helix). …”
  4. 144

    Portfolio Selection Problem Using CVaR Risk Measures Equipped with DEA, PSO, and ICA Algorithms by Abdelouahed Hamdi (14158899)

    Published 2022
    “…It was found that when solving the Mean-CVaR model with evolutionary algorithms, the risk decreased. …”
  5. 145

    Land surface temperature responses to land use dynamics in urban areas of Doha, Qatar by Shikha, Patel

    Published 2024
    “…The LST data derived from remote sensing sources demonstrates an upward trend for summer and a contrasting trend for winter. Specifically, the mean summer LST increases by 7.64 °C (0.34 °C annually), and the mean winter LST decreases by 4.87 °C (0.22 °C annually). …”
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  6. 146
  7. 147

    Mental health, burnout and resilience in community pharmacists during the COVID-19 pandemic: A cross-sectional study by Zeana, Samir AlKudsi

    Published 2022
    “…Participants had shown moderate resilience (mean score: 27.64 (SD = 8.31)) and their mean score fear of COVID19 was 15.67 (SD = 6.54). …”
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  8. 148

    Impact of staying at home measures during COVID-19 pandemic on the lifestyle of Qatar’s population: Perceived changes in diet, physical activity, and body weight by Muna Abed Alah (14779534)

    Published 2021
    “…Participants reported increased sitting/reclining time (1.94 h/day mean increase), screen times (2.05 h/day mean increase) with p < 0.001, and decreased exercise time (0.11 h/day mean reduction) with p < 0.001. …”
  9. 149

    Which factor explains the life‐history of <i>Xanthium strumarium</i> L., an aggressive alien invasive plant species, along its altitudinal gradient? by Rafi Ullah (8146836)

    Published 2022
    “…Among climatic variables, mean yearly temperature, mean annual yearly humidity, and mean day length in hours, while in soil variables, organic matter and nitrogen percentage significantly affect the phenological and morphological stages. …”
  10. 150

    Land surface temperature responses to land use dynamics in urban areas of Doha, Qatar by Shikha Patel (14151027)

    Published 2024
    “…The LST data derived from remote sensing sources demonstrates an upward trend for summer and a contrasting trend for winter. Specifically, the mean summer LST increases by 7.64 °C (0.34 °C annually), and the mean winter LST decreases by 4.87 °C (0.22 °C annually). …”
  11. 151
  12. 152

    Microwave-synthesized composite preformed particle gels based on tragacanth gum and palygorskite for high-salinity high-temperature conditions by Ahmed Ben Ali (17792594)

    Published 2025
    “…Comprehensive characterization using XRD, XRF, FTIR, SEM, and TGA confirmed Pal's successful grafting, thermal reinforcement, and morphological integration into the PPG matrix. …”
  13. 153
  14. 154

    2D magnesium phosphate resorbable coating to enhance cell adhesion on titanium surfaces by Amir, Elhadad

    Published 2024
    “…Various techniques were used to study the phase composition of the coatings, including FTIR, Raman spectroscopy, NMR, and XRD analysis. …”
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  15. 155

    Effect of carbon nanotubes on the bonding mechanism of non-corrosive reinforcements to concrete by Alaa, Taha

    Published 2024
    “…This study aimed to assess the impact of waterborne pre-dispersed multiwall carbon nanotubes (MWCNTs) at a concentration of 0.2 wt % on the bond strength between concrete and non-corrosive reinforcements, including stainless steel (SS), glass fiber reinforced polymers (GFRP), and basalt fiber reinforced polymers (BFRP) bars. …”
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  16. 156

    Investigating mixed biosolids and cardboard for methylene blue adsorption: Activation, adsorption modelling and thermodynamics by Shifa Zuhara (14150862)

    Published 2023
    “…Additionally, Fourier Transform Infrared Spectroscopy (FTIR) results indicate increased C–O–C stretches and O–H bonds after activation of the samples. …”
  17. 157

    Association Between Three-Months Vitamin D Supplementation and Depressive Symptomatology incidence among Saudi Arabian Adults by Khaddaj, Rashel

    Published 2022
    “…Results: The final sample size included 71 participants with an average age of 30.23 ±7.66and constituted of 59.2% females. The mean baseline 25(OH)D3 concentration was 16.92±7.23ng/ml in the vitamin D group and 16.44±5.91 ng/ml in the control group (p =0.76). …”
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  18. 158

    Effect of carbon nanotubes on the bonding mechanism of non-corrosive reinforcements to concrete by Alaa Taha (17302783)

    Published 2024
    “…<p>This study aimed to assess the impact of waterborne pre-dispersed multiwall carbon nanotubes (MWCNTs) at a concentration of 0.2 wt % on the bond strength between concrete and non-corrosive reinforcements, including stainless steel (SS), glass fiber reinforced polymers (GFRP), and basalt fiber reinforced polymers (BFRP) bars. …”
  19. 159

    Comparative Study of Several Energy Dissipating Devices by Abdul-Latif, Akrum

    Published 2011
    “…It is concluded that the energy absorbed for a given system decreases with the increase of the R ratio. It is recognized that the highest absorbed energy is obtained in the constrained situation with deformable non-deformable compared to the other situations. …”
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  20. 160

    The distribution of toxic sources in Louisiana by Djoundourian, Salpie Sarkis

    Published 1993
    “…A distance gradient analysis indicates that as distance from the nearest toxic source increases, the mean percentage of blacks in the community decreases and the mean percentage of whites increases. …”
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    masterThesis