Design and analysis of PV fed high-voltage gain DC-DC converter using PI and NN controllers حسب Madisa V.G., Varaprasad

"…Here, 48 V is doubled to 400 V. By modifying the converter's parameters, its behavior is evaluated. …"
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Influence of temperature on tire-pavement noise in hot climates: Qatar case حسب Okan, Sirin

"…There is an apparent trend of decreasing temperature coefficient with increasing mean texture depth of dense graded asphalt pavements. …"
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Influence of temperature on tire-pavement noise in hot climates: Qatar case حسب Okan Sirin (14603304)

"…There is an apparent trend of decreasing temperature coefficient with increasing mean texture depth of dense graded asphalt pavements. …"

Annual performance assessment of an off‐grid and self‐sufficient sustainable climate refuge for hot arid climates حسب Fariha Niaz (14778319)

Solar Technology and District Cooling System in a Hot Climate Regions: Optimal Configuration and Technology Selection حسب Rabah Ismaen (18387189)

Non-diabetic ketoacidosis secondary to primary hyperthyroidism حسب Abdulrahman F. Al-Mashdali (17148316)

"…One infrequent complication of hyperthyroidism is non-diabetic ketoacidosis (NDKA). To the best of our knowledge, our case is the third report of NDKA related to thyrotoxicosis.…"

Epidemiology of injuries from fire, heat and hot substances: global, regional and national morbidity and mortality estimates from the Global Burden of Disease 2017 study حسب Spencer L James (8673927)

"…At the global level, the age-standardised mortality caused by fire, heat and hot substances significantly declined from 1990 to 2017, but regionally there was variability in age-standardised incidence with some regions experiencing an increase (eg, Southern Latin America) and others experiencing a significant decrease (eg, High-income North America).…"

Enhanced thermoelectric properties of Bi₂Te_2.55Se_0.45 nanocomposites using eco-friendly Eocene Midra Shale palygorskite nanofillers: A sustainable... حسب Farah M. El-Makaty (14157090)

"…The EMS was obtained from one of Qatar’s substantial hydrocarbon reservoirs and mixed with the Bi2Te2.55Se0.45 alloy using ball-milling and hot-pressing techniques. Different wt% of EMS (0.025, 0.05, 0.1, 0.5, and 1) were considered. …"

Using B₄C Nanoparticles to Enhance Thermal and Mechanical Response of Aluminum حسب Fareeha Ubaid (14151129)

"…It was observed that the density decreased and porosity increased with an increase in B4C content in aluminum matrix. …"

Towards Industry 4.0 and Sustainable Manufacturing Applying Environmentally Friendly Machining of a Precipitation Hardened Stainless Steel Using Hot Turning Process حسب Mohammadjafar Hadad (17541345)

"…Moreover, it has been shown that by increasing preheating temperature in hot turning, the hardness of the carbides in the workpiece decreases more than the hardness of the tool substrate and reduces coating materials, consequently reducing cutting tool abrasion wear phenomenon.…"

Long-Haul Northeast Travel Disrupts Sleep and Induces Perceived Fatigue in Endurance Athletes حسب Christopher J. Stevens (3391547)

"…After this time, sleep duration returned to baseline for several days until it was very likely decreased on the night prior to competition (-1.2 ± 1.0 h; 1.18; ±0.93). …"

A robust experimental-based artificial neural network approach for photovoltaic maximum power point identification considering electrical, thermal and meteorological impact حسب Samer Gowid (15955152)

"…The results showed a decrease in the MSE of V_mp by 74.3% (from 1.6 V to 0.411 V), and in the MSE of I_mp by 95% (from 4.4e−6 A to 2.16e−7 A), respectively. …"

Effect of carbon nanotubes on the bonding mechanism of non-corrosive reinforcements to concrete حسب Alaa, Taha

"…This study aimed to assess the impact of waterborne pre-dispersed multiwall carbon nanotubes (MWCNTs) at a concentration of 0.2 wt % on the bond strength between concrete and non-corrosive reinforcements, including stainless steel (SS), glass fiber reinforced polymers (GFRP), and basalt fiber reinforced polymers (BFRP) bars. …"
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Effect of carbon nanotubes on the bonding mechanism of non-corrosive reinforcements to concrete حسب Alaa Taha (17302783)

"…<p>This study aimed to assess the impact of waterborne pre-dispersed multiwall carbon nanotubes (MWCNTs) at a concentration of 0.2 wt % on the bond strength between concrete and non-corrosive reinforcements, including stainless steel (SS), glass fiber reinforced polymers (GFRP), and basalt fiber reinforced polymers (BFRP) bars. …"

Association between thermal responses, medical events, performance, heat acclimation and health status in male and female elite athletes during the 2019 Doha World Athletics Champi... حسب Sebastien Racinais (318896)

"…Athletes (63%) who performed 5–30 days heat acclimation before the competition: ranked better (18±13 vs 28±13, p=0.009), displayed a lower peak T_core (39.4°C±0.4°C vs 39.8°C±0.7°C, p=0.044) and larger in-race decrease in T_skin(−1.4°C±1.0°C vs −0.9°C±1.2°C, p=0.060), than non-acclimated athletes. …"

Non-Isolated DC–DC Power Converter With High Gain and Inverting Capability حسب Mohammad Meraj (16855401)

Characterization of Non-hormone Expressing Endocrine Cells in Fetal and Infant Human Pancreas حسب Abu Saleh Md Moin (6189512)

"…CPHN cells represent a non-replicative pool of endocrine precursor cells, a proportion of which are likely fated to become beta-cells.…"

Determinants of Non-Performing Loans in the State of Qatar With Special References to Small and Medium Enterprises حسب Muhannad Abdullah Almuraikhi (21547001)

"…<p dir="ltr">This research examines borrower-specific and bank-specific factors affecting Qatar's non-performing loans (NPLs). This is done by investigating the factors influencing SMEs' failure to meet their financial obligations with banks in Qatar. …"

Driving against the clock: Investigating the impacts of time pressure on taxi and non-professional drivers’ safety and compliance حسب Qinaat Hussain (15294164)

"…<p>Drivers often encounter time pressure, which can lead to riskier driving habits, decreased safety margins, and a higher chance of accidents. …"

A CFD- RSM study of cuttings transport in non-Newtonian drilling fluids: Impact of operational parameters حسب Abdelrahman M. Awad (16932519)

"…As the drill pipe rotational speed increased, the pressure drop decreased slightly until a critical rotatory speed was reached, thereafter, the pressure drop increased markedly. …"