Showing 261 - 280 results of 618 for search '(( 50 ((mean decrease) OR (a decrease)) ) OR ((( a case decrease ) OR ( a web decrease ))))*', query time: 0.21s Refine Results
  1. 261

    Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) by Connor, Izumi

    Published 2022
    “…The slope suggests that removal of C as CaCO3, organic matter (CH2O) or gas exchange (FCO2) is occurring with a ratio of ΔCaCO3/(ΔCH2O or FCO2) = 1:2.86. The tracer Alk*, defined as the deviation of potential alkalinity (AP) (where AP = TA + 1.26 [NO3]) from conservative potential alkalinity ((ApC), (ApC = S Ap′S′ where A'P and S′ are mean values for the whole surface ocean) has values primarily determined by CaCO3 precipitation and dissolution. …”
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  2. 262

    The Structure of the Free Volume in Poly(styrene-co-acrylonitrile) from Positron Lifetime and Pressure Volume Temperature (PVT) Experiments by Dlubek, Gunter

    Published 2004
    “…The mean hole volume, vh, varies in PS between 105 Å3 (27 °C) and 220 Å3 (190 °C), and shows a systematic decrease with increasing AN content, at Tg from 121 Å3 for PS to 102 (±2) Å3 for SAN50. …”
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  3. 263
  4. 264

    Mechanical properties of gamma irradiated TiO2NPs/MWCNTs/LDPE hybrid nanocomposites by Zagho M.M.

    Published 2020
    “…Therefore, the tensile strength was retained after exposure to a dose of 50 kGy of ϒ-radiation, especially in case of less TiO2NPs and more CNTs filled hybrid films. …”
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  5. 265
  6. 266

    PERFORMANCE OPTIMIZATION OF PROPANE PRE-COOLED MIXED REFRIGERANT (C3MR) PROCESS FOR NATURAL GAS LIQUEFACTION by SHADY, ROBA TAWFIK SAAD MOHAMED

    Published 2024
    “…The achieved SEC of 0.2649 kWh/kg LNG, on a large-scale plant with a natural gas flow rate of 120 kg/s, results in an 18 MW compression power decrease, saving approximately 17.42 million QAR per year for each C3MR process. …”
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  7. 267

    Effect of Magnetic Baffles and Magnetic Nanofluid on Thermo-Hydraulic Characteristics of Dimple Mini Channel for Thermal Energy Applications by Souayeh, Basma

    Published 2022
    “…Hence, with the increase in the magnetic field, there is a decrease in pressure drop for both the cases and the pitches. …”
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  8. 268

    Higher egg consumption associated with increased risk of diabetes in Chinese adults - China Health and Nutrition Survey. by Wang, Yue

    Published 2020
    “…Logistic regression was used to examine the association. The mean age of the study population was 50·9 (sd 15·1) years. …”
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  9. 269

    Anti-Neoplastic Effects of Annonacin against Renal Cell Carcinoma by Munusamy, Shankar

    Published 2016
    “…Results: hour annonacin treatment caused a significant and dose-dependent decrease in the viability of CaKi-2 cells, i.e., 42% in 0.5 ?…”
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  10. 270

    Combined Heat and Power System based on Solid Oxide Fuel Cells for hospitals in hot and humid environment. by ARSHAD, RAIHA

    Published 2021
    “…Consequently, there is a sharp increase in the overall system efficiency by reducing the cost of consumption and a steep decrease in environmental pollution. …”
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  11. 271
  12. 272

    Flight Scheduling in the Airspace by Msakni, Mohamed Kais

    Published 2016
    “…In order to assess the quality of the exact method and the scatter search, we carried out an experimental study on a set of instances that are generated from a real case data. …”
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  13. 273
  14. 274

    Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment by Ben-Hamadou, Radhouane

    Published 2016
    “…Adsorbed PCBs and PAHs concentration showed a steady decrease with time, suggesting that contaminated pellets ending in the marine environment release their adsorbed contaminants in less contaminated seawaters revealing a complex OPs dynamic between plastics an seawater as a function of differential concentrations of pollutants and environmental conditions. …”
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  15. 275

    Wireless Car Control Over the Cellular System by Al-Shamali, Haleema Khamis

    Published 2016
    “…Our objective is to design and develop a mobile robot car that is capable of reaching the needed destination using a camera that will provide a surface monitoring, while being controlled using four directions controller embedded in an Android mobile phone application. …”
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  16. 276

    Energy Demand Estimation and Forecasting in Qatar by Khalifa, Ahmed Ali

    Published 2018
    “…These two forms are coherent with production (or consumption) functions being additive or multiplicative, respectively, in the underlying factors. The third case focuses on the share equations, most common in a production-based framework, where the share cost of energy, over the total cost of production, depends on the production factors in a linear fashion. …”
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  17. 277

    Utilization of Emergency Services by Children with Asthma in Qatar by Arafah, Dima

    Published 2022
    “…Background: Asthma is a leading chronic disease in children worldwide, which if left untreated or poorly controlled, can lead to altered lung function and poor quality of life. 1 Early detection and improved control of asthma are recommended to decrease utilization of emergency services and hospitalizations. …”
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  18. 278

    Numerical investigation of rotating stall in centrifugal compressor with vaned and vaneless diffuser by Halawa, Taher

    Published 2015
    “…These pressure fluctuations in the case of the vaneless diffuser appear with a gradual decrease of the mean pressure value as a part of the surge cycle. …”
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  19. 279

    Global patterns and predictions of seafloor biomass using random forests by Wei, C.-L.

    Published 2010
    “…A comprehensive seafloor biomass and abundance database has been constructed from 24 oceanographic institutions worldwide within the Census of Marine Life (CoML) field projects. …”
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  20. 280

    Concentrated solar power driven water splitting cycle using Zn-ferrite based thermochemical redox reactions by Bhosale, Rahul R.

    Published 2019
    “…A Zn-ferrite based water splitting (ZFWS) cycle is thermodynamically scrutinized by utilizing the data obtained from the HSC Chemistry software. …”
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