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steer » steel (Expand Search)
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1181
NOVEL HIGHLY ANTIBACTERIAL CORROSION RESISTANT NIP-CEO2-C3N4 NANO-COMPOSITE COATINGS
Published 2024“…On the contrary, notably, the heat treatment led to a decrease in the resistivity of composite coatings compared to their corresponding as-prepared ones. …”
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1182
Mixed Solid Municipal Waste-Based Biochar for Soil Fertility and Greenhouse Gas Mitigation
Published 2016“…Municipal solid waste management is one of the major challenges facing Qatar with more than 2.5 million tons of municipal solid waste each year, a very high waste generation rate in a country with small land mass. …”
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1183
Fabrication of Selective Sensors for Hg2+ Traces in Water Using Graphene Decorated with Metal Nanoclusters
Published 2016“…A gold target of purity 99.99% (Testbourne ltd, UK) was fixed on a water-cooled magnetron sputter head. …”
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1184
Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment
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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1185
Effects of Climate and Atmospheric Nitrogen Deposition on Early to Mid-Term Stage Litter Decomposition Across Biomes
Published 2021“…Litter decomposition is a key process for carbon and nutrient cycling in terrestrial ecosystems and is mainly controlled by environmental conditions, substrate quantity and quality as well as microbial community abundance and composition. …”
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1186
Specific Bioactive Compounds from Ginger, Tea, and Apple Prevent Diabetes-Related Cataract Via Inhibition of Aldose Reducatse
Published 2016“…The animals had free access to food and water and were fed with either a standard laboratory diet (8604 Teklad Rodent diet, Harlan, TM) or a high fat diet (HFD) (TD 110716, Teklad Research Rodent Diet, Harlan, TM). …”
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1187
Molecular and Structural Changes in Induced-Brain Stroke Tissue Using FTIR Imaging Spectroscopy, Scanning Electron and Atomic Force Microscopy
Published 2016“…The infrared spectrum images showed a decrease in the lipid content of the white matter associated with the induced stroke brain sections. …”
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1188
Conversion of Organic Municipal Wastes into Biochars and their Effect on Fertility Parameters of Normal and Sabkha Soils of Qatar
Published 2016“…Box-Behnken experimental design was used instead of the full factorial to decrease the number of treatments to a manageable level (126 treatments) with three replications at the center. …”
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1189
Investigating the utilization of healthcare services to manage respiratory tract infections (RTIs) among Qatari patients attended selected primary healthcare centers in Qatar
Published 2018“…We have found no difference in the month-to-month rates of RTI-related GP visits (per 1000 total visits) over the study period (non-significant decreasing trend). However, there was a significant decreasing trend in the monthly rates of antibiotics consumption and an increasing trend in the tests/investigations done but there was no clear increasing or decreasing trend in the monthly rates of other medications use. …”
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1190
Driver Drowsiness Detection Study using Heart Rate Variability analysis in Virtual Reality Environment
Published 2018“…The LF/HF ratio reflects the differences between awake and drowsy states while the ratio was decreasing gradually from the awake state to drowsy state [5-6].Method A portable wireless BioRadio (Fig.2 A) (Great Lakes NeuroTechnologies, Inc.) …”
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1191
Dynamic Distributed Multi-Path Aided Load Balancing for Optical Data Center Networks
Published 2022“…This paper establishes a leaf-spine Hoe-DCN model to illustrate the principal characteristic of dynamic load balancing in TOR switches for the first time. …”
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1192
Facile Electrochemical Synthesis of Highly Efficient Copper-Cobalt Oxide Nanostructures for Oxygen Evolution Reactions
Published 2020“…An optimized nanopetal structure of CuxCo3-xO4 (x = 0.95, annealed at 200 °C) shows a considerably high Faradaic efficiency (∼93%) with a remarkably low overpotential (∼230 mV) at a benchmark current density (J) of 10 mA cm-2; at the same J in an alkaline solution (1 M KOH) for OER, it also exhibits high durability (up to 100 h). …”
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1193
Simulation-Based Parametric Study for the Hybrid Superplastic Forming of AZ31
Published 2019“…At the pre-forming step (deep drawing), the sheet is drawn into the die to a preselected level, using a mechanical punch, and at the second step (SPF) a pressurized gas is applied at a controlled rate. …”
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1194
Brine reject dilution with treated wastewater for indirect desalination
Published 2021“…A considerable high water flux (±35 L/m2h) was generated and slightly decreased throughout each experiment's 4 cycles. …”
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1195
Cryogenic temperature and strain rate dependence of mechanical properties for extruded AA6060 alloys
Published 2014“…Moreover, a decreased testing temperature led to a decreased size of dimples. …”
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1196
Developing sustainable draw solute for forward osmosis process using poly(amidoamine) dendrimer coated magnetic nanoparticles
Published 2023“…The performance of the synthesized MNPs as draw solute was tested using a bench scale forward osmosis setup. The average water flux obtained was 12.9 LMH during the first running cycle and decreased with time due to the dilution of draw solution. …”
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1197
Enhanced oil recovery using hyperbranched polyglycerol polymer-coated silica nanoparticles
Published 2021“…dem improved as the Csur and pH decreased, with maximum values of 98.8% and 98.5% achieved at Csur = 0.05 g/L and a pH = 4, respectively. …”
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1198
Local supersaturation and the growth of protective scales during CO2 corrosion of steel: Effect of pH and solution flow
Published 2017“…We show that siderite is the first crystalline product and that chukanovite follows, with a delay time that decreases with increasing pH. …”
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1199
Microstructure and compressive behavior of Al-Y2O3 nanocomposites prepared by microwave-assisted mechanical alloying
Published 2019“…The Al–1.5 vol. % Y2O3 nanocomposite exhibited the best ultimate compressive strength and yielded a strength of 359 ± 7 and 111 ± 5 MPa, respectively. …”
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1200
Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials
Published 2014“…Elongation at break decreased as paraffin wax content increased, and Young's modulus decreased with wax content but in the case of blends with a 30vol. % of wax and more, brittle rupture occurred and no yield point was observed.…”
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