Showing 1 - 20 results of 245 for search '(( 59 ((mean decrease) OR (_ decrease)) ) OR ((( 120 h decrease ) OR ( _ art decrease ))))*', query time: 0.16s Refine Results
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    Corrosion behavior of API-X120 carbon steel alloy in a GTL F-T process water environment at low COD concentration by Ewis, Dina

    Published 2020
    “…The effect of temperature, time and rotation speed of FT-GTL process water on the corrosion rate of API X-120 carbon steel was investigated. Electrochemical impedance spectroscopy and potentiodynamic polarization techniques were used to determine the carbon steel corrosion rate under temperatures ranging from 293 to 323 K and rotation speed of 0, 500, 1000, 2000 rpm when the immersion time was 0.5, 1, and 2 h. …”
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    Adaptive thermal comfort in the different buildings of Darjeeling Hills in eastern India – Effect of difference in elevation by Thapa, Samar

    Published 2018
    “…Whereas, the mean comfort temperature decreased with the elevation of the location and this difference was also statistically significant, t = −92.34 (df = 2607, p < 0.001). …”
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    The Impact of COVID-19 on the HIV Cascade of Care in Botswana – An Interrupted Time Series by Sehurutshi, Alice

    Published 2024
    “…In multivariable Poisson interrupted time series regression, the COVID-19 lockdown was associated with a 27% decrease in the monthly numbers of HIV tests (IRR 0.73, 95%CI 0.72–0.73), a 25% decrease in HIV positive tests (IRR 0.75, 95%CI 0.71–0.79), and a 43% reduction in ART initiations (IRR 0.57, 95%CI 0.55–0.60). …”
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    A study on stability of active layer of polymer solar cells: effect of UV–visible light with different conditions by Mehmood U.

    Published 2019
    “…The results indicate that after continuous exposure to UV irradiation for 72 and 120 h, the sample shows a significant decrease in absorption of the main peak. …”
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    The Structure of the Free Volume in Poly(styrene-co-acrylonitrile) from Positron Lifetime and Pressure Volume Temperature (PVT) Experiments by Dlubek, Gunter

    Published 2004
    “…The mean hole volume, vh, varies in PS between 105 Å3 (27 °C) and 220 Å3 (190 °C), and shows a systematic decrease with increasing AN content, at Tg from 121 Å3 for PS to 102 (±2) Å3 for SAN50. …”
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    Limiting the Rise in Core Temperature During a Rugby Sevens Warm-up With an Ice Vest. by Taylor, Lee

    Published 2019
    “…Athletes in VEST demonstrated a decrease in ΔTS (-1.59; ±0.72) and ΔTC (-1.63; ±0.73) pre- to post-warm-up, with a lower RPE post warm-up (-1.01; ±0.46), compared to CONTROL. …”
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    Estimating blood pressure from the photoplethysmogram signal and demographic features using machine learning techniques by Chowdhury, Moajjem H.

    Published 2020
    “…Gaussian process regression (GPR) along with the ReliefF feature selection algorithm outperforms other algorithms in estimating SBP and DBP with a root mean square error (RMSE) of 6.74 and 3.59, respectively. …”
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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 2017
    “…Chlorite concentration reductions were observed from the first day forward as 59, 65, 68, 94, 100, and 100%, and 17.4, 22.1, 39.2, 63.9, 66.0, 68.9% (from 0.157 to 0.049 mg/L) respectively based on observed means for seven days the commensurate respective chlorate concentrations increases were 196, 344, 516, 602, 703, 787% (from 0.035 to 0.313 mg/L) based on observed mean values for seven days. …”
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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
    “…Chlorite concentration reductions were observed from the first day forward as 59, 65, 68, 94, 100, and 100%, and 17.4, 22.1, 39.2, 63.9, 66.0, 68.9% (from 0.157 to 0.049 mg/l) respectively based on observed means for seven days the commensurate respective chlorate concentrations increases were 196, 344, 516, 602, 703, 787% (from 0.035 to 0.313 mg/l) based on observed mean values for seven days. …”
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    Conversion of Organic Municipal Wastes into Biochars and their Effect on Fertility Parameters of Normal and Sabkha Soils of Qatar by Ahmedna, Mohamed

    Published 2016
    “…Samples of incubated soils were collected at time 0 (T0: after 8hrs) and at time120 (T120: after 120 days of incubation) for evaluation of soil fertility characteristics (pH, EC, WHC, aggregate stability, TCN content, macro, and micronutrients composition). …”
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