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Performance analysis and evaluation of a triple-effect ammonia-water absorption-refrigeration system
منشور في 2013"…It is found that both energetic and exergetic COPs vary from 0.31 to 1.867 and 0.165 to 0.964, respectively, as the inlet temperature to the high-temperature generator (HTG), cooling load, and concentration of the strong solution are increased, while the rate of heat input varies from 65.5 to 71.5%. Moreover, increase in the mixture exit temperature from the HTG, concentration of the weak solution, and mass flow rate result in the variation of energetic and exergetic COPs from 2.49 to 0.68 and 1.0 to 0.23, respectively, which results in the change of rate of heat input from 7.1 to 28.5 kW. …"
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Drivers of MERS-CoV Emergence in Qatar
منشور في 2018"…The discovery and exploitation of oil and gas led to a 5-fold increase in Qatar GDP coupled with a 7-fold population growth in the past 30 years. …"
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Nano-aluminum
منشور في 2008"…California red beans did not show uptake of aluminum, while the situation was different for rye grass where a 2.5-fold increase in Al concentration in the leaves was observed as compared with control tests. …"
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Adopting Geophysical Testing Techniques in Geotechnical Investigation and Shallow Foundation Design
منشور في 2018احصل على النص الكامل
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The role of ulnar nerve subcutaneous anterior transposition during open reduction and internal fixation of distal humerus fractures: a retrospective cohort study
منشور في 2022"…</p> <h2>Conclusion</h2> <p>We do not recommend performing routine subcutaneous ulnar nerve anterior transposition during ORIF of distal humerus fracture as it was associated with a significant 5-fold increase in ulnar nerve neuropathy.</p><h2>Other Information</h2> <p> Published in: International Orthopaedics<br> License: <a href="https://creativecommons.org/licenses/by/4.0" target="_blank">https://creativecommons.org/licenses/by/4.0</a><br>See article on publisher's website: <a href="http://dx.doi.org/10.1007/s00264-020-04745-0" target="_blank">http://dx.doi.org/10.1007/s00264-020-04745-0</a></p>…"
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Qatar’s immigrants at higher risk of diabetes
منشور في 2015"…Those of South Asian descent had a 13-fold increased risk of having elevated glycated haemoglobin levels, and Filipinos a 4.5-fold increase, compared to the native Arab population. …"
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Methane production enhancement from Tetraselmis biomass co-digestion using frying oil residue as co-substrate and ultrasonication as pretreatment
منشور في 2023"…Interestingly, compared to untreated Tetraselmis biomass, sonication pretreatment using specific energy of 1.6 kJ/g VS significantly improved specific methane production by 60.5%. However, increasing specific energy sonication to 3.2 kJ/g VS decreased the positive energy balance of whole process from 8.6 to 5.5 ± 0.3 kJ/g VS. …"
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Ratio between positive lymph nodes and total excised axillary lymph nodes as an independent prognostic factor for overall survival in patients with nonmetastatic lymph node-positiv...
منشور في 2009"…On multivariate analysis, only the ALNR remained an independent predictor of OS, with a 2.5-fold increased risk of dying at an ALNR of ≥.25. Conclusions. …"
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Enhancing the electrocoagulation process for harvesting marine microalgae (Tetraselmis sp.) using interdigitated electrodes
منشور في 2021"…Furthermore, decreasing the electrode distance to 0.5 cm increased the algal harvesting efficiency to 96.18%. …"
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Increasing efficiency of atriums in hot, arid zones
منشور في 2019"…The light sensors and the roof’s thermal insulation resulted in the highest reduction of the atrium’s energy, 8.5% and 7.5%, respectively. Increasing the number of floors reduced the energy consumption by 5% per unit area. …"
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Role of Ca in Ni-Ca/Fumed-SiO<sub>2</sub> Catalysts for CO<sub>2</sub> Catalytic Conversion to Methane
منشور في 2024"…The findings showed that the addition of 0.5% Ca increases the catalyst reducibility, promotes dispersion of Ni sites on the surface of fumed SiO<sub>2</sub> support and prevents the metal from agglomerating. …"
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Hypoxia silences retrotrapezoid nucleus respiratory chemoreceptors via alkalosis
منشور في 2015"…RTN neurons are silent above pHa 7.5 and increasingly active below this value. During hyperoxia, RTN activation maintains breathing despite the inactivity of the carotid bodies. …"
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DUSP1 Is a Potential Marker of Chronic Inflammation in Arabs with Cardiovascular Diseases
منشور في 2018"…Multivariate logistic regression analysis showed that DUSP1 and hsCRP are independently associated with CVD in the studied population, as reflected by 2-fold and 1.5-fold increased risks with increased levels of DUSP1 and hsCRP, respectively. …"
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Decreased methylglyoxal-mediated protein glycation in the healthy aging mouse model of ectopic expression of UCP1 in skeletal muscle
منشور في 2023"…From this and previous transcriptomic studies, signaling involved in enhanced removal of MG-modified protein is likely increased HSPB1-directed HUWE1 ubiquitination through eIF2α-mediated, ATF5-induced increased expression of HSPB1. Decreased whole body exposure to MG-derived AGEs may be linked to increased weight specific physical activity of HSA-mUCP1 mice. …"
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Decreased methylglyoxal-mediated protein glycation in the healthy aging mouse model of ectopic expression of UCP1 in skeletal muscle
منشور في 2023"…From this and previous transcriptomic studies, signaling involved in enhanced removal of MG-modified protein is likely increased HSPB1-directed HUWE1 ubiquitination through eIF2α-mediated, ATF5-induced increased expression of HSPB1. Decreased whole body exposure to MG-derived AGEs may be linked to increased weight specific physical activity of HSA-mUCP1 mice. …"
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Diagnosing type 2 diabetes using Hemoglobin A1c: a systematic review and meta-analysis of the diagnostic cutpoint based on microvascular complications
منشور في 2020"…</p><h3>Conclusions</h3><p dir="ltr">The prevalence of nephropathy and moderate retinopathy was increased in subjects with HbA1c values ≥ 6.5% confirming the high specificity of this value for diagnosing T2DM; however, at HbA1c < 6.5% retinopathy increased at age > 55 years and, most strikingly, in African-Americans, suggesting there may be excess microvascular complication prevalence (particularly nephropathy) in individuals below the diabetes diagnostic threshold.…"