Showing 661 - 680 results of 1,779 for search '(( 10 12 decrease ) OR ( 10 ((we decrease) OR (((mean decrease) OR (a decrease)))) ))*', query time: 0.17s Refine Results
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    Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar by Khaled, Salma M.

    Published 2022
    “…The data for 2020/21 showed a 35.1% and 29.2% decrease in depression and anxiety symptoms scores compared to pre-pandemic years (2017/2018) after adjusting for sociodemographic factors. …”
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    Experimental investigation on the compressibility of Al/Al2O3 nanocomposites by Wagih, Ahmed

    Published 2016
    “…By increasing Al2O3 weight fraction to 12% the decrease in grain size was very. With up to 12 wt.% of Al2O3, microhardness increases from 62 to 150 HV due to the decrease of the crystallite size. …”
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    Effects of Combined Calcium Hypochlorite and Chlorine Dioxide on Drinking Water Quality in Qatar and Disinfection by Products Formation by Mohamed, Elsamoul H.

    Published 2016
    “…The bottles were spiked with Ca(ClO)2 in sequence to give concentration of 0.2, 0.4, 0.6, 0.8, 1.0, and 1.2 mg/l as free chlorine. The mixtures were stored for 7 days at 25°C in the dark then heated to 45°C for two days more, and analyzed daily for physical and chemical parameters. …”
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