Showing 381 - 400 results of 1,030 for search '(( 9 10 decrease ) OR ( 5 ((step decrease) OR (((mean decrease) OR (a decrease)))) ))', query time: 0.17s Refine Results
  1. 381

    Inter-annual variability and distribution of aerosols during winters and aerosol optical thickness over Northeastern Pakistan by Shahid, M. Z.

    Published 2020
    “…ir pollution during winters over north-eastern (NE) Pakistan (71–74.5 E, 28–34 N) is a major challenge that affects human health, climate and daily life. …”
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  2. 382

    Enhancing the production of biogas through anaerobic co-digestion of agricultural waste and chemical pre-treatments by Almomani F.

    Published 2020
    “…The results revealed that the highest cumulative methane production (CMP) of 297.99 NL/kgVS can be generated by co-digestion of ASWs and CD at a ratio of 60:40. Further improvement was achieved via alkalinity treatment with 1.0 g of NaHCO3/gVS leading to decrease in lignin, cellulose, and hemicellulose contents of feedstock by 3.5%, 10.5% and 15.9%, respectively, converting them to soluble fractions and improving the CMP by 11.2–29.7% based on substrate quality. …”
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  3. 383
  4. 384

    DC conductivity and Seebeck coefficient of nonstoichiometric MgCuZn ferrites by Madhuri, W.

    Published 2017
    “…Nonstoichiometric series of Mg0.5-xCuxZn0.5Fe1.9O4-? where x = 0.0, 0.1, 0.15, 0.2 and 0.25 has been synthesized by conventional solid state reaction route. …”
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  5. 385

    Effects of soaking, acidity and temperature on cadmium and lead removal from rice by Al-Naimi M.

    Published 2020
    “…A decrease in lead and cadmium concentrations were observed with increasing time of soaking. …”
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  6. 386

    Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends by Elkelawy, Medhat

    Published 2021
    “…The carbon monoxide and oxygen concentrations of the exhaust gases also decreased by 17.35% and 9.5%, respectively compared to B50. …”
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  7. 387

    Magnetorheological damper with external excitation for more efficient control of vehicles? dynamics by Sassi S.

    Published 2018
    “…The experimental tests made on the first prototype featuring this new technology was promising. The excitation of a set of 12 coils surrounding the body of the damper, by an electric current of 5 A, managed to increase the damping coefficient by up to 75%. …”
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  8. 388
  9. 389

    Mercury pollution in doha (Qatar) coastal environment by Al-Madfa, H.

    Published 1994
    “…Dissolved reactive Hg (2.9 ng L?1) represented 81.0% of the total dissolved Hg (3.5 ng L?…”
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  10. 390

    Effects of the P20 protein from Bacillus thuringiensis israelensis on insecticidal crystal protein Cry4Ba by Jaoua, Samir

    Published 2015
    “…Cry4BLB crystals produced in the presence of P20 were much less soluble than those produced by the control strain lacking P20 at pH lower than or equal to 10.5. The observed toxicity perturbation correlates with a decrease of Cry4BLB inclusions solubility. …”
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  11. 391

    Investigational Study for the efficiency of Fe3O4@SiO2 nanoparticles in the Oil Recovery Process using glass micromodel by Elhaj, Wamda

    Published 2021
    “…Moreover, the results exhibited that the reservoir conditions are a crucial function for increasing the oil recovery rates, improving the emulsion stability, and is a substantial step for the oil recovery method that applies this particular technique.…”
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  12. 392

    Tobacco Use and Its Health Effects among Professional Athletes in Qatar by Chaabane, Zaina

    Published 2016
    “…The objective of the study was to determine the effects of tobacco use on selected markers of health and lung function in professional athletes. A total of 108 male professional athletes participated in the study from ten ball game teams in the same sport league in Qatar (age = 26.4 ± 5.1 yrs, height = 190.6 ± 11.9 cm, and weight = 91.5 ± 16.4 kg). …”
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  13. 393

    Recycled Concrete Used in Subbase in Potential Use for Road Base and Cement Bounded Material (CBM) by Ahmad, Hassan Haidar

    Published 2020
    “…This paper will focus on the fine recycled concrete (FRC) 0-5 mm as a fine aggregate material in the mix design for constructing the base road layers under the Asphalt layers and how using crushed concrete can increase the quality and change the classification of the base aggregate mixes. …”
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  14. 394

    Computational approach to unravel the impact of missense mutations of proteins (D2HGDH and IDH2) causing D-2-hydroxyglutaric aciduria 2. by Thirumal Kumar, D

    Published 2018
    “…In the case of D2HGDH protein, the mutations I147S and V444A that are positioned in the beta sheet region exhibited higher Root Mean Square Deviation (RMSD), decrease in compactness and number of intramolecular hydrogen bonds compared to the mutations N439D and D375Y that are positioned in the turn and loop region, respectively. …”
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  15. 395

    Effect of mobile text messages on antiretroviral medication adherence and patient retention in early HIV care: An open-label, randomized, single center study in south Florida by Sherman, Elizabeth M.

    Published 2020
    “…A significant increase in CD4 cell count and a decrease in HIV RNA were found at study end, with no differences between the two groups. …”
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  16. 396

    Analysis of dopant diffusion in molten germanium induced by pulsed nd : yag laser by Mousa, Ali M. [علي مطشر موسى]

    Published 1995
    “…A monotonic decrease in the sheet rcsostance with increasing energy density for all values of E > 10 J/cm2. …”
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  17. 397

    Thermally conductive polyethylene/expanded graphite composites as heat transfer surface: Mechanical, thermo-physical and surface behavior by Sobolčiak, Patrik

    Published 2020
    “…This enhanced surface wettability was retained over a long time with only a 9% and 18% decrease in RF and corona plasma-treated samples' surface energy after two months. …”
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  18. 398

    Forecast of the outbreak of COVID-19 using artificial neural network: Case study Qatar, Spain, and Italy by Shawaqfah M.

    Published 2021
    “…The model sensitivity was analyzed using the root mean square error (RMSE), the mean absolute percentage error and the regression coefficient index R2, which yielded highly accurate values of the predicted correlation for the infected and dead cases of 0.99 for the dates considered. …”
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  19. 399

    Development of CuAg/Cu2O nanoparticles on carbon nitride surface for methanol oxidation and selective conversion of carbon dioxide into formate by Nazir, Roshan

    Published 2020
    “…In a two-step process, the Cu NPs are synthesized first on CN surface by adsorbing Cu2+ precursors and reducing them by NaBH4. …”
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  20. 400

    Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles by Sundarabharathi L.

    Published 2020
    “…For the particles obtained from nitrate, acetate, chloride and egg shell precursors respectively give dielectric constant (εʹ) values of 9.96, 13.22, 9.92 and 10.86 at 5 MHz. The εʹ and dielectric loss (εʹʹ) values for the HA nanoparticles decrease with increase in the applied frequency as well. …”
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