يعرض 581 - 600 نتائج من 984 نتيجة بحث عن '(( 3 1 decrease ) OR ( 10 ((meet decrease) OR (((nn decrease) OR (mean decrease)))) ))*', وقت الاستعلام: 0.16s تنقيح النتائج
  1. 581
  2. 582

    Mechanical Behavior of a Novel Nanocomposite Polysulphone - Carbon Nanotubes Membrane for Water Treatment حسب Wang, Kui

    منشور في 2016
    "…The commercial CNTs had a lengths of 1 ?m to 10 ?m and outer diameters of 10 nm to 20 nm (corresponded aspect ratios ranging from 50 to 1000), with purity >95% and BET surface area of 156 m2/g. …"
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  3. 583

    Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar حسب Chemaitelly, Hiam

    منشور في 2023
    "…In the pre-omicron phase, first omicron wave, and combined phases, it was 2.01 (95% CI 1.90 to 2.13), 3.70 (95% CI 3.25 to 4.22) and 2.18 (95% CI 2.07 to 2.30) per 1000 person years, respectively. …"
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  4. 584

    Removal of copper ions from aqueous solution using NaOH-treated rice husk حسب Zafar S.

    منشور في 2020
    "…Up to 97% Cu removal was achieved in ct of 30 min using Dad of 0.3 g [Cu]i of 25 mg L?1 and T = 280 K. The ads of Cu on TRH is endothermic, spontaneous, follows Langmuir isotherms, and exhibited a PSO kinetics. …"
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  5. 585
  6. 586

    Hydrogen Production via Ethanol Decomposition over Bimetallic Catalyst حسب Ashok, Anchu

    منشور في 2016
    "…At higher value of φ, the reactive medium generates H2 rich reducing environment to convert metal oxide to metallic form Bimetallic CuCo were synthesized from the aqueous solution of cobalt nitrate (Co(NO3)2·6H2O), copper nitrate (Cu(NO3)2·6H2O) and glycine (C2H5NO2) in solution combustion synthesis (SCS) method using a fuel to oxidizer ratio of φ 0.5, 1, 1.75 and 2.5. …"
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  7. 587

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

    منشور في 2022
    "…The algal strains treated by Mv-H2O2-Fe-PT produced the highest bio-p of 0.740 ± 0.004 gpolyemer/gDCW, which is 1.3 folds higher than the productivity of HT-ACPT and ENZ-PT. …"
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  8. 588
  9. 589

    Thermally assisted efficient electrochemical lithium extraction from simulated seawater حسب Yanxi, Yu

    منشور في 2022
    "…Lithium extraction capacity (i.e., the mass of lithium extracted from the source solutions) and speed (i.e., the lithium extraction rate) in electrochemical extraction can be increased significantly in heated source solutions, especially at low lithium concentrations (e.g., < 3 mM) and high Na+/Li+ molar ratios (e.g., >1000). …"
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  10. 590

    Community structure and activity of a highly dynamic and nutrient-limited hypersaline microbial mat in Um Alhool Sabkha, Qatar حسب Al-Thani, Roda

    منشور في 2014
    "…We investigated the chemical composition, the microbial activity and biodiversity of the four main layers (L1-L4) in the photosynthetic mats. Chlorophyll a (Chl a) concentration and distribution (measured by HPLC and hyperspectral imaging, respectively), the phycocyanin distribution (scanned with hyperspectral imaging), oxygenic photosynthesis (determined by microsensor), and the abundance of photosynthetic microorganisms (from 16S and 18S rRNA sequencing) decreased with depth in the euphotic layer (L1). …"
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  11. 591

    High temperature thermal stability of innovative nanostructured thin coatings for advanced tooling حسب Cabibbo, Marcello

    منشور في 2014
    "…The main problem with steel, isthat itexhibits a relatively low hardness (below 10 GPa) which strongly decreases upon annealing above about 600 K.Thus, the majority of modern tools are nowadays coated with hard coatings that increase the hardness, decrease the coefficient of friction and protect the tools against oxidation. …"
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  12. 592
  13. 593
  14. 594
  15. 595

    Enhanced performance of nano-sized SiC reinforced Al metal matrix nanocomposites synthesized through microwave sintering and hot extrusion techniques حسب Reddy, M. Penchal

    منشور في 2017
    "…In the present study, nano-sized SiC (0, 0.3, 0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were fabricated by microwave sintering and hot extrusion techniques. …"
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  16. 596
  17. 597

    A Deep Learning Approach for Vital Signs Compression and Energy Efficient Delivery in mhealth Systems حسب Said, A.

    منشور في 2018
    "…Results indicate that: 1) the proposed adaptive single modality compression scheme outperforms conventional compression methods by 13.24% and 43.75% reductions in distortion and processing time, respectively; 2) the proposed adaptive multiple modality compression further decreases the distortion by 3.71% and 72.37% when compared with the proposed single modality scheme and conventional methods through leveraging inter-modality correlations; and 3) adaptive multiple modality compression demonstrates its efficiency in terms of energy consumption, computational complexity, and responding to different network states. …"
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  18. 598
  19. 599

    Reactive Absorption of CO2 Using Ethylaminoethanol Promoted Aqueous Potassium Carbonate Solvent حسب Bhosale, Rahul Rambhau

    منشور في 2016
    "…The H_(CO2) was observed to be decreased by 5 and 31% due to the increase in the EAE concentration from 0.6 to 2 kmol/m3 and reaction temperature from 303 to 318 K, respectively. …"
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  20. 600