يعرض 1 - 20 نتائج من 138 نتيجة بحث عن '(( 5 ppm decrease ) OR ((( c mean decrease ) OR ((( a point decrease ) OR ( _ gold decrease ))))))*', وقت الاستعلام: 0.19s تنقيح النتائج
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    Quantile dependencies and connectedness between the gold and cryptocurrency markets: effects of the COVID-19 crisis حسب Mensi, Walid

    منشور في 2023
    "…This paper examines the quantile dependence, connectedness, and return spillovers between gold and the price returns of leading cryptocurrencies, using quantile cross-spectral, the return spillovers based the quantile VAR, and quantile connectedness approaches. …"
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    article
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    Intravenous administration of gold nanoparticles in rats exhibit alterations in sphingomyelins, bile acids, sphingolipids, and cholesterol esters levels حسب Haya Al-Sulaiti (5449256)

    منشور في 2024
    "…These metabolic changes suggest that gold nanoparticles can disrupt fatty acid metabolism, pyrimidine/purine metabolism, and amino acid synthesis. …"
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    A robust experimental-based artificial neural network approach for photovoltaic maximum power point identification considering electrical, thermal and meteorological impact حسب Samer Gowid (15955152)

    منشور في 2020
    "…<p dir="ltr">This paper aims to develop a robust and practical photovoltaic (PV) Maximum Power Point (MPP) identification tool developed using reliable experimental data sets. …"
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    Influence of temperature on tire-pavement noise in hot climates: Qatar case حسب Okan, Sirin

    منشور في 2021
    "…OBSI test results at various pavements with different mean texture depths of dense-graded pavement showed that the temperature coefficient varied from 0.052 dB/°C to 0.142 dB/°C. …"
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    Stochastic Programming for Hub Energy Management Considering Uncertainty Using Two-Point Estimate Method and Optimization Algorithm حسب Ali S. Alghamdi (17541711)

    منشور في 2023
    "…This has been done using a new meta-heuristic algorithm, improved artificial rabbits optimization (IARO). …"
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    Influence of temperature on tire-pavement noise in hot climates: Qatar case حسب Okan Sirin (14603304)

    منشور في 2021
    "…OBSI test results at various pavements with different mean texture depths of dense-graded pavement showed that the temperature coefficient varied from 0.052 dB/°C to 0.142 dB/°C. …"
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    Nonlinear Control of Brushless Dual-Fed Induction Generator With a Flywheel Energy Storage System for Improved System Performance حسب Mohammed Hamidat (3722086)

    منشور في 2025
    "…After optimization, the SMC settling time was significantly reduced from 0.7 seconds to 19.97 milliseconds, achieving a 96.9% improvement in response speed, while its steady-state error decreased from 0.48 to 0.06, marking an 87.5% reduction in tracking error. …"
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    An experimental measurement of corona discharge using laser Dopplervelocimetry حسب Belhadj, C.A.

    منشور في 1998
    "…A point to plane testing discharge system was constructed allowing the flow of air to pass, circulate and return to its initial status, when corona is initiated by the alternating applied voltage on the stressed electrode. …"
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    The effect of Ramadan focused education on patients with type 2 diabetes: A systematic review and meta-analysis حسب Hoda Gad (6470522)

    منشور في 2020
    "…It also identifies a lack of head to head studies and limited observational studies with adequately assessed end-points.…"
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    An additive manufacturing approach based on electrohydrodynamic printing to fabricate P3HT:PCBM thin films حسب Zulfikre Esa (19457344)

    منشور في 2023
    "…We report here on the fabrication of poly(3-hexylthiophene): phenyl-C61-butyric acid methyl ester (P3HT:PCBM) thin films through the electrohydrodynamic atomization (EHDA) process and its integration as absorber layer for organic solar cells. …"
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    Generalized and pregnancy-related anxiety prevalence and predictors among pregnant women attending primary health care in Qatar, 2018–2019 حسب Sarah Naja (9954737)

    منشور في 2020
    "…Tailored interventional studies could focus on increasing resilience and social support to decrease the burden of antenatal anxiety.</p><h2>Other Information</h2><p dir="ltr">Published in: Heliyon<br>License: <a href="http://creativecommons.org/licenses/by/4.0/" target="_blank">http://creativecommons.org/licenses/by/4.0/</a><br>See article on publisher's website: <a href="https://dx.doi.org/10.1016/j.heliyon.2020.e05264" target="_blank">https://dx.doi.org/10.1016/j.heliyon.2020.e05264</a></p>…"
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