Showing 621 - 640 results of 805 for search '(( 50 ((ms decrease) OR (a decrease)) ) OR ((( 1 b decrease ) OR ( a stem decrease ))))*', query time: 0.19s Refine Results
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  2. 622

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

    Published 2019
    “…Hybrid organic-inorganic metal perovskites (ABX3, A- organic cation, B-metal ion, X-halide ion) have shown significant potential as thin-film solar cells or Dye solar cells (DSC) materials. …”
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  3. 623

    Efficacy of FRCM systems in flexural strengthening of RC T-beams by Wakjira T.G.

    Published 2018
    “…Eight T-shaped RC beams with two different flexural reinforcement ratios (?s = 0.40% and ?s = 1.02%) were constructed and tested as simply supported under monotonic three-point loading. …”
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  8. 628

    Fish communities and environmental variables during dry season in Pampanga estuary (Philippines) by Abroguena, Jeff Bogart R.

    Published 2020
    “…The aims were: (a) to examine the variations of fish diversity and community structure, in relation to neap and spring tides and estuary zones and; (b) to examine the influence of environmental variables on fish communities. …”
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    Synthesis of silica supported ni and cu catalyst for carbon dioxide methanation reaction by Aheed, Ahmed

    Published 2019
    “…The activity and product selectivity and stability for methanation reaction on Ni/SiO2 and Cu/SiO2 catalysts have been evaluated using a flow reactor between 50ºC - 650ºC. The as-synthesized catalysts were characterized using XRD, SEM, TEM to understand the structural properties. …”
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  11. 631

    Fluid-Structure-Acoustic coupling analysis for external laminar and turbulent fluid flows by Tohid, Adibi

    Published 2023
    “…The results indicate that the transmission loss is 27% more at the elastic plate’s highest position. By decreasing the length of the elastic plate by 50%, the mean transmission loss is reduced by 9%. …”
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  13. 633

    Enhanced oil recovery using hyperbranched polyglycerol polymer-coated silica nanoparticles by Elmobarak W.F.

    Published 2021
    “…The adsorption of oil on the PSiMNPs follows Freundlich isotherm with maximum adsorption capacity (qmax) of 192.8 g/mg and Langmuir constant (b) of 28.06 mg/L for Coil = 900 mg/L. The qmax of the recycled PSiMNPs slightly decreased to 189.08 g/mg. …”
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    Long-term performance analysis and power prediction of PV technology in the State of Qatar by Touati F.

    Published 2017
    “…Results show that due to panel dusting for eight months, the PV output power decreased by 50%. Also, owing to lower ambient temperatures, clearer sky and cleaner panels due to occasional rainfall, the PV panels show higher output power in Winter than in Summer season. …”
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  17. 637

    Selective adsorption of carbon dioxide, methane and nitrogen using resorcinol-formaldehyde-xerogel activated carbon by Awadallah, Ahmed

    Published 2017
    “…Adsorption/desorption isotherms of CO2, CH4, and N2 gases onto RF-ACX adsorbent were measured gravimetrically by a magnetic suspension microbalance at five different temperatures (20, 30, 40, 50 and 60 °C) in the pressure range of 0–1 MPa. …”
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  18. 638

    SAR and molecular mechanism studies of monoamine oxidase inhibition by selected chalcone analogs by Shalaby, Raed

    Published 2019
    “…The present study describes the synthesis of a series of 22 chalcone analogs. These compounds were evaluated as potential human MAO-A and MAO-B inhibitors. …”
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