Showing 101 - 120 results of 145,780 for search '(( 5 ppm decrease ) OR ((( 10 a decrease ) OR ( 50 ((mean decrease) OR (we decrease)) ))))', query time: 1.09s Refine Results
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    Synthesis of polymers 5 and 6. by Ghadeer Mubarak (21567569)

    Published 2025
    “…The results showed that AMCs act as efficient corrosion inhibitors, with over 90% inhibition efficiency ( ) at 20 ppm concentration. The electrochemical investigation results indicated that the AMCs with hydrophilic and hydrophobic ratios of 100 (<b>5</b>), 90:10 (<b>6a</b>), and 80:20 (<b>6b</b>) manifest of 87.74%, 92.12%, and 93.53%, respectively. …”
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    Means for STEM competence for pre- and post-test. by Esther Kim (2996622)

    Published 2024
    “…This study reports on findings from a 10-week bi-national virtual STEM challenge, the World Smarts STEM Challenge, that brought adolescents in the United States and Ghana together to complete a STEM learning program. …”
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    K-means++ clustering algorithm. by Zhen Zhao (159931)

    Published 2025
    “…Firstly, recursive feature elimination using cross validation (RFECV), maximum information coefficient (MIC), and mean decrease accuracy (MDA) methods were utilized to select population distribution feature factors. …”
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