Showing 641 - 660 results of 1,089 for search '(( ((2 c) OR (12 c)) decrease ) OR ( 5 ((((steel decrease) OR (mean decrease))) OR (a decrease)) ))', query time: 0.22s Refine Results
  1. 641
  2. 642
  3. 643

    Tribological studies of nanomodified mineral based multi-grade engine oil by Laad, M.

    Published 2017
    “…Wear rate for lubrication oil without nanoadditives was also found to be decreased with increase in sliding speed. Experimental results prove that nanoparticles can be used as a multifunctional additive in lubricating oil to enhance its tribological properties.…”
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  4. 644

    Thermal properties of phase-change materials based on high-density polyethylene filled with micro-encapsulated paraffin wax for thermal energy storage by Karkri, M.

    Published 2015
    “…Microcapsules consisting of paraffin wax cores with a melting point of approximately 42 °C and a melamine-formaldehyde resin shell were synthesized using in situ polymerization. …”
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  5. 645
  6. 646

    Developing pretreatment methods to promote the production of biopolymer and bioethanol from residual algal biomass (RAB) by Fares, AlMomani

    Published 2022
    “…The maximum bioethanol production (Mbio−ethP) of 0.950 ± 0.005 mL/gRAB was achieved using microalgae pretreated with Mv-H2O2-Fe-PT and incubated at pH = 5.5 and 37 °C. …”
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  7. 647

    Noble metal -doped graphitic carbon nitride photocatalyst for enhancement photocatalytic decomposition of antibiotic pollutant in wastewater under visible light by Viet N.M.

    Published 2019
    “…The structure and surface elements distribution of synthesized materials were characterized using XRD, SEM, XPS, UV–vis and N2 adsorption-desorption experiment. The doping of Ag not only decreased the band-gap energy and particle size, but also enhanced the separation of charge carriers and decreased the electron/hole recombination in the g-C3N4 structure. …”
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  8. 648
  9. 649

    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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  10. 650

    Investigating the utilization of healthcare services to manage respiratory tract infections (RTIs) among Qatari patients attended selected primary healthcare centers in Qatar by Islam, Nazmul

    Published 2018
    “…The Mean age ±SD of participants is 24.80±18.5 years, among them 38.79% falls to age group 5-19 and 33.53% belongs to 20-44. …”
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  11. 651
  12. 652

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

    Published 1994
    “…m sediment fraction. There is a general trend for all Hg species determined in water and sediments to decrease seaward. …”
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  13. 653

    Preparation and characterization of new electrically conductive composites based on expanded graphite with potential use as remote environmental detectors by Prostredný, Martin

    Published 2020
    “…Decreasing the detector film thickness has caused an increase in the response rate but also a decrease in the signal measured. …”
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  14. 654

    Effectiveness of carbohydrate counting and Dietary Approach to Stop Hypertension dietary intervention on managing Gestational Diabetes Mellitus among pregnant women who used metfor... by Sabika, Allehdan

    Published 2021
    “…Fasting blood samples were taken at baseline and the end of the study to measure fasting blood glucose (FBG), fasting insulin, glycated hemoglobin (HbA1c), and fructosamine. Homeostatic model assessment-insulin resistance (HOMA-IR) score was calculated using HOMA2 calculator program. …”
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  15. 655
  16. 656

    Influence of the heteroatom on the optoelectronic properties and transistor performance of soluble thiophene-, selenophene- and tellurophene-vinylene copolymers by Al-Hashimi, Mohammed

    Published 2016
    “…The optical band gap of the polymers is shown to systematically decrease as the size of the heteroatom is increased, mainly as a result of a stabilization of the LUMO energy, resulting in a small band gap of 1.4 eV for P3TeV. …”
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  17. 657

    Synthesizing New Anodes From Qatalum's 1st Cut Spl by Hani Holozadah, Abdullah

    Published 2014
    “…The idea is to mix the extracted graphitic material with new binder materials e.g. o-phenylenediamine (C6H4(NH2)2), polyaniline or phosphorous (also a mixture of two or all of them) to increase the thermal and chemical stability and electrical conductivity of these new anodes compared to the currently used anodes in Qatalum (Qatalum uses 70% petroleum coke + 30% Coal Tar Pitch (CTP) as a binder). …”
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  18. 658

    Improvement of ternary recycled polymer blend reinforced with date palm fibre by Khanam, P. Noorunnisa

    Published 2014
    “…Maleic anhydride (MA) was used as the compatabilizer (1 and 2wt%) and the effect of compatabilizer on the blend matrix composites was studied. …”
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  19. 659

    Structural, wear and thermal behaviour of Cu–Al2O3–graphite hybrid metal matrix composites by Mittal, P.

    Published 2020
    “…Copper matrix composites with Al2O3–graphite reinforcement (0.5-0.5, 1.0-1.0, 1.5-1.5 and 2.0-2.0 wt%) were prepared by stir casting process. …”
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  20. 660