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pattern » patterns (توسيع البحث)
decrease » decreased (توسيع البحث), increase (توسيع البحث)
pattern » patterns (توسيع البحث)
decrease » decreased (توسيع البحث), increase (توسيع البحث)
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Corrosion Evaluation of 316L Stainless Steel Exposed to CNT-Water Nanofluid
منشور في 2019"…Three consequent corrosion tests were conducted on 316L stainless steel (SS) exposed to carbon nanotubes (CNTs) water-based nanofluids: open circuit test, polarization resistance test, and potentiodynamic scans. …"
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Evaluation of the cementite morphology influence on the hydrogen induced crack nucleation and propagation path in carbon steels
منشور في 2022"…<p>The effect of cementite morphology on the crack initiation and growth path was studied using in situ electrochem-ical micro-cantilever bending (ECCB) technique under hydrogen (H) charging. Two carbon steels with lamellar cementite morphology (pearlitic microstructure) and spherical or broken lamellas cementite morphology (spheroidite microstructure), both with approximately the same carbon equivalent, were used in this study. …"
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Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride
منشور في 2019"…In conclusion, this new inhibitor shows high corrosion inhibition efficiencies under different aggressive conditions and can be used in concrete to reduce the corrosion rate of reinforcing steel without decreasing the mechanical properties of the concrete.…"
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Influence of temperature on tire-pavement noise in hot climates: Qatar case
منشور في 2021"…There is an apparent trend of decreasing temperature coefficient with increasing mean texture depth of dense graded asphalt pavements. …"
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Electrochemical and thermodynamic study on the corrosion performance of API X120 steel in 3.5% NaCl solution
منشور في 2020"…The overall results revealed that PEI significantly decreases the corrosion rate of API X120 steel with inhibition efficiency of 94% at a concentration of 100 μmol L<sup>−1</sup>. …"
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The Effect of Number of Corrugation on Crashworthiness of Aluminum Corrugated Tube under Lateral Loading
منشور في 2017"…Plastic strain variation pattern along the tubes were investigated as well.…"
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Self-Reported Sleep and Exercise Patterns in Patients with Schizophrenia: a Cross-Sectional Comparative Study
منشور في 2019"…Patients with schizophrenia have shown abnormal sleep patterns and decreased physical activity that were linked to their psychopathology and physical health. …"
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An Exploration of Smoking Patterns Among People with Serious Mental Illness Attending an Outpatient Clinic in Qatar
منشور في 2022"…To date, no nationally representative data have examined the smoking patterns or the sociocultural factors that influence smoking among SMI people in Qatar. …"
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Part II.: Dissimilar friction stir welding of nickel titanium shape memory alloy to stainless steel – microstructure, mechanical and corrosion behavior
منشور في 2021"…<p dir="ltr">In the present work, nickel-titanium (NiTi) shape memory alloys (SMAs) is joined to 304 stainless steel (SS) using friction stir welding (FSW) using process parameters of 400 rpm and a constant tool translation speed of 75 mm/min. …"
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Influence of temperature on tire-pavement noise in hot climates: Qatar case
منشور في 2021"…There is an apparent trend of decreasing temperature coefficient with increasing mean texture depth of dense graded asphalt pavements. …"
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Mapping local patterns of childhood overweight and wasting in low- and middle-income countries between 2000 and 2017
منشور في 2020"…</p><p dir="ltr">Author Correction: Mapping local patterns of childhood overweight and wasting in low- and middle-income countries between 2000 and 2017: <a href="https://doi.org/10.1038/s41591-020-0972-7" target="_blank">https://doi.org/10.1038/s41591-020-0972-7</a>, published online 02 July 2020.…"
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Biodegradable polysaccharide grafted polyacrylamide inhibitor for corrosion in CO<sub>2</sub>- saturated saline solution
منشور في 2023"…Implementing AGGPAM coating reduced the steel corrosion rate to 9.6 mils per year, achieving 71% efficiency. …"
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Studying coral reef patterns in UAE waters using panel data analysis and multinomial logit and probit models
منشور في 2020"…Well-designed conservation and management plans require efficient monitoring systems that include understanding coral reef patterns. To understand some of these patterns; coral cover data, satellite-derived and in-situ water quality parameters from nine key reef environments in the UAE from 2011 to 2014 to model coral patterns were used. …"
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Towards Industry 4.0 and Sustainable Manufacturing Applying Environmentally Friendly Machining of a Precipitation Hardened Stainless Steel Using Hot Turning Process
منشور في 2023"…In this research, the conventional and hot turning of AISI630 hardened stainless steel have been investigated using PVD-(Ti,Al)N/(Al,Cr)<sub>2</sub>O<sub>3</sub> coated carbide cutting tools at various feed rates and cutting speeds. …"
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Theoretical and experimental insights into the C-steel aqueous corrosion inhibition at elevated temperatures in 1.0 M HCl via multi-carbonyl Gemini cationic surfactants
منشور في 2023"…We aimed to evaluate these surfactants as potential corrosion inhibitors for carbon steel (CS) in 1 M HCl at temperatures of 25–55 ± 0.1 °C. …"
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Temporal patterns of cancer burden in Asia, 1990–2019: a systematic examination for the Global Burden of Disease 2019 study
منشور في 2024"…This study examines the temporal patterns of incidence, mortality, disability and risk factors of 29 cancers in Asia in the last three decades. …"
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Changing life expectancy in European countries 1990–2021: a subanalysis of causes and risk factors from the Global Burden of Disease Study 2021
منشور في 2025"…In 2019–21, there was an overall decrease in mean annual life expectancy across all countries (overall mean –0·18 years [95% UI –0·22 to –0·13]), with all countries having an absolute fall in life expectancy except for Ireland, Iceland, Sweden, Norway, and Denmark, which showed marginal improvement in life expectancy, and Belgium, which showed no change in life expectancy. …"
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