Reactive Extrusion of Polyethylene Terephthalate Waste and Investigation of Its Thermal and Mechanical Properties after Treatment by Mahmoud A. Mohsin (19691662)

“…Thermal properties such as melting temperature (<i>T</i>_<em>m</em>) for treating PET showed an inversely proportional behavior with the EG concentrations. …”

Wasted Da’am: Evaluating the Impact of Food Waste Management Practices on the Environment in Hotels in Qatar by Mohammed Abubakar Metcho (22674068)

“…Globally, reports show that about 1.3 billion tons of food is wasted annually in almost all countries across the world. …”

Production of flexible nanocomposite membranes for x-ray detectors by Ahmad I., Ayesh

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Effect of UV Ageing on the fatigue life of bulk polyethylene by Hamza Lamnii (18806002)

“…The fatigue tests were achieved under constant stress amplitude at a frequency of 1Hz. The results show an important decrease of the fatigue limit with increasing absorbed UV irradiation dose.…”

Fermentation-induced modifications to the structural, surface, and functional properties of quinoa proteins by Mohammad Alrosan (20089263)

“…<p dir="ltr">This research study investigates the relationship between the structural characteristics, water solubility, and protein digestibility of quinoa proteins (QPs) during <i>Lactiplantibacillus plantarum</i> fermentation. …”

Gaining or Losing Team Ball Possession: The Dynamics of Momentum Perception and Strategic Choice in Football Coaches by Walid Briki (688845)

“…Nonetheless, both variables displayed asymmetrical effects, in the sense that: (1) the strength of positive PM appeared to be easier to decrease than to increase; and (2) the greater the positive PM (or the negative PM), the lesser (or the greater) the coaches’ tendency to make a change in the organization of their teams. …”

Renewable Energy Consumption and Carbon Emissions: Evidence from an Oil-Rich Economy by Shahriyar Mukhtarov (19325662)

“…According to the findings, a 1% increase in renewable energy consumption leads to a 0.26% decrease in consumption-based CO₂ emissions, while a 1% rise in real GDP per capita leads to a 0.46% rise in consumption-based CO₂ emissions. …”

Solar hydrogen production via thermochemical magnesium oxide – Magnesium sulfate water splitting cycle by Rahul R. Bhosale (6467102)

“…Overall analysis confirms that although the rise in the molar flow rate of Ar from 1 to 50 mol/s results in a decrease in the thermal reduction temperature from 1490 K to 1282 K, the solar-to-fuel energy conversion efficiency is adversely affected and reduces from 47.7% to 18.1%. …”

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

Ferroelectric Properties and Electrocaloric Effect in Dy2O3 Substitution on Lead-Free (Na0.5 Bi0.5)0.94 Ba0.06TiO3 Ceramic by Turki, O.

“…Using the direct EC measurement, the ceramic corresponding to y = 0.02 exhibited a significant EC response, where ΔT = 1.2 K under 5 kV/mm. The incorporation of Dy was found to enhance the EC responsivity coefficient ζ = iT/ΔE), with a best value of ζ = 0.24 K.mm/kV for y = 0.02.…”
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Fabrication of titanium dioxide nanomaterial for implantable highly flexible composite bioelectrode for biosensing applications by Omnia Mohamed (15862753)

“…The electrodes possessed high flexibility with Young’s modulus of 235 kPa, revealing highly stretchable characteristics. The impedance at 1 kHz was around 114.6 kU, and the charge capacity was 1.23 mC/cm² . …”

An atomistic molecular dynamic model to study the properties of LLDPE and wax by M. F. T. Mosoabisane (17725950)

“…</p><p> </p></div><h2>Other Information</h2> <p> Published in: Journal of Polymer Research<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="https://dx.doi.org/10.1007/s10965-023-03797-1" target="_blank">https://dx.doi.org/10.1007/s10965-023-03797-1</a></p>…”

Empirical evaluation of change in crash risk due to lane marking reallocation: A case study in Kochi City, Japan by Hiroaki, Nishiuchi

“…In addition, the results indicate that the PICUD value tends to decrease (i.e., the crash risk tends to increase) with increasing speed of the following vehicle relative to the leading vehicle. …”
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Rebound effects undermine carbon footprint reduction potential of autonomous electric vehicles by Nuri C. Onat (14779093)

“…Our results show that autonomy introduces an average 21.2% decrease in operation phase emissions due to improved fuel economy while manufacturing phase emissions can surge up to 40%. …”

Ultra-Low Energy CNFET-Based Ternary Combinational Circuits Designs by Ramzi A. Jaber (16888755)

“…The target of this work is to decrease energy consumption by (1) using Multiple-valued logic (MVL) that shows notable enhancements regarding energy consumption over binary circuits and (2) using carbon nanotube field-effect transistors (CNFET) that show better performance than CMOS. …”

Stability and thermophysical properties test of carbide-derived carbon thermal fluid; a comparison between functionalized and emulsified suspensions by Ismail W. Almanassra (14151321)

“…The results demonstrated that the thermal conductivity enhancement was independent of temperature, decreases with gum-Arabic concentration, and significantly enhanced with CDC loading with a maximum enhancement of 26.1% for 0.3 wt% functionalized CDC. …”

STEM: spatial speech separation using twin-delayed DDPG reinforcement learning and expectation maximization by Muhammad Salman Khan (7202543)

“…Additionally, it reduces the required training data by 39 times, training time by 36 times, model size by 6 times, real time factor (RTF) by 1 point, and multiply-accumulate operations (MACs) by 9 times compared to a recently proposed lightweight transformer-based encoder-decoder framework, while offering a slight decrease in PESQ score (by 0.45 points).…”

Rooftop Photovoltaic Systems Adoption Using a Sequential Mixed Methods Approach in Qatar by Omar Alrawi (18060856)

Constitutive Modeling of the Tensile Behavior of Recycled Polypropylene-Based Composites by Kui Wang (137551)

OSRA Grant Cycle 5 Public Reports : Project Title: Coping with prenatal bereavement and perceived stress in current pregnancy: correlates to parental perception of the child and bo... by Pia Tohme Khalaf (17425551)