Showing 421 - 440 results of 1,057 for search '(( 5 (((teer OR per) decrease) OR (((a decrease) OR (mean decrease)))) ) OR ( 6 1 decrease ))', query time: 0.21s Refine Results
  1. 421
  2. 422

    Novel fluorinated surfactants for enhanced oil recovery in carbonate reservoirs by Al-Amodi, Adel O.

    Published 2016
    “…An adsorption isotherm showed that the maximum adsorption of surfactant‐A was 1 mg per g of rock. Core flooding experiments showed 42 % additional oil recovery using 2.5 g/L (2500 ppm) HPAM and 0.001 g/g (0.1 mass%) amphoteric surfactant at 90 °C.…”
    Get full text
    Get full text
  3. 423
  4. 424

    Acute and chronic toxicity assessments of 17β-estradiol (E2) and 17α-ethinylestradiol (EE2) on the calanoid copepod Acartia clausi: Effects on survival, development, sex-ratio and... by Emna, Djebbi

    Published 2022
    “…Lethal effects of estrogens on A. clausi life-stages (Embryos, one day old nauplii: N1, three day old nauplii: N3, copepodites: C1-C3 and adults: C6) were investigated using 48 h acute tests. …”
    Get full text
    Get full text
    Get full text
  5. 425

    High-Rate Anaerobic Digestion of Waste Activated Sludge by Integration of Electro-Fenton Process by Feki, Emna

    Published 2020
    “…Production of biogas was also found to improve during semi-continuous fermentation of EF-pretreated sludge conducted in a lab-scale reactor. In comparison to raw sludge, EF-pretreated sludge produced the highest biogas yield (0.81 L biogas/g VS) with a high COD removal rate, reaching 96.6% at an organic loading rate (OLR) of 2.5 g VS/L. d. …”
    Get full text
    Get full text
  6. 426

    Optimal Design of Cogeneration Systems Based on Flaring and Venting Streams and Accounting for the Involved Uncertainty by Tovar-Facio, Javier

    Published 2017
    “…This paper proposes a solution approach that enables to determine cumulative probability curves to give to decision makers a useful tool to know the financial risk related to the implementation of the proposed system, and the results show that the proposed system is a suitable option to reduce carbon dioxide emissions and to decrease the operating costs. 1 2017 Elsevier B.V.…”
    Get full text
    Get full text
  7. 427

    Assessment of Urban Heat Islands Based on the Relationship Between Land Surface Temperature and Land Use/Land Cover in Greater Doha by Siddiqui, Simil Amir

    Published 2020
    “…Furthermore %LULC of built up, vegetation, barren land, marsh land and water body were 29%, 4.5%, 58.6%, 2.8% and 5% in 2000 and 56.5 %, 8.2%, 33.2 %, 0% and 2.1% in 2019 respectively. …”
    Get full text
    Get full text
  8. 428

    Effect of Hyperglycemia on eNOS function in EPCs by Elshiekh, Duaa Ibnomer

    Published 2020
    “…ROS was assessed using CellROX stain following 1 and 3 days of treatment. Results showed that both acute and chronic hyperglycemia showed a trend towards decrease in phosphorylation of eNOS and Akt. …”
    Get full text
    Get full text
  9. 429

    An Overview of Solid Waste Management and Plastic Recycling in Qatar by Al-Maaded, M.

    Published 2012
    “…The analysis showed that Qatar produced around 2,000,000 tons of solid municipal waste annually, corresponding to a daily generation rate per capita of about 2. 5 kg. …”
    Get full text
    Get full text
  10. 430

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

    Published 1995
    “…Doped sample Tann = 200- 500 C for time t mn = 45 subjected to subsequent thermal annealing (at the temperature and to plused leacr annealing (en<5rgy density in a min) pluse E=5.2 - 9.5 J/cm2) in order to establish optimal condition. …”
    Get full text
  11. 431

    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. …”
    Get full text
    Get full text
  12. 432
  13. 433

    Molecular and Structural Changes in Induced-Brain Stroke Tissue Using FTIR Imaging Spectroscopy, Scanning Electron and Atomic Force Microscopy by Ali, Mohamed H

    Published 2016
    “…In Qatar, stroke is a major health problem with an estimated incidence of 238/100,000 per year for the population over 45 years old [1]. …”
    Get full text
    Get full text
  14. 434

    Phenolic contents-based assessment of therapeutic potential of Syzygium cumini leaves extract by Ahmed, Rashid

    Published 2019
    “…The leaf extract also demonstrated an analgesic effect in rabbits as indicated by the decrease in writhing (12.2 ± 1.7 control vs. 3.7 ± 0.6 treated) and anti-inflammatory activity in rabbits paw with a protection against inflammation of 64.1 ± 2.4%. …”
    Get full text
    Get full text
  15. 435

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

    Published 2015
    “…The combination of P20 protein with Cry4BLB delta-endotoxin led to a stable mortality rate of 25% with doses ranging from 0.2 mg l−1 to 0.6 mg l−1. …”
    Get full text
    Get full text
  16. 436

    Application of magnetic nanoparticles for the removal of oil from oil-in-water emulsion: Regeneration/reuse of spent particles by Elmobarak W.F.

    Published 2021
    “…The observed %Roil at a pH of 4 and Csur of 0.05 g/L was observed to be > 90 ± 0.1% and decreased by either rising the pH to 7 or increasing the Csur to 0.1 g/L. …”
    Get full text
    Get full text
  17. 437

    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. …”
    Get full text
    Get full text
  18. 438
  19. 439

    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. …”
    Get full text
    Get full text
  20. 440

    Short-term greenhouse emission lowering effect of biochars from solid organic municipal wastes by Rehrah D.

    Published 2018
    “…Two biochars produced from mixed materials at 300–500 °C for 2 h and used at 0.51% application rate performed the best in enhancing soil fertility parameters. …”
    Get full text
    Get full text