Experimental investigations on the performance of a thermo-mechanical refrigeration system utilizing ultra-low temperature waste heat sources حسب Ahmad K. Sleiti (14778229)

"…At a heat source temperature of 85 °C, a condenser water temperature of 15 °C, and an evaporator water temperature of 33 °C, the energy efficiency of the ORC and COP of the VCC are increased to 9.85 % and 3.99, respectively. For the cooling quality, the TMR system shows a minimum evaporator temperature of −10 °C using R134a in both the power and cooling loop, which is improved to lower than −20 °C by using R407C in the cooling loop. …"

“It's disappointing and it's pretty frustrating, because it feels like it's something that will never go away.” A qualitative study exploring individuals’ beliefs and experiences o... حسب Jeffrey Turner (341283)

"…Thematic analysis was performed using the guidelines laid out by Braun and Clarke. …"

COVID-19 biomarkers for severity mapped to polycystic ovary syndrome حسب Abu Saleh Md Moin (6189512)

"…However, it is observed that in metabolic conditions such as polycystic ovary syndrome expressed proteins differ compared to control women [2] and PCOS patients have increased platelet aggregation and decreased plasma fibrinolytic activity, resulting in a prothrombotic propensity [3, 4], with elevated coagulation markers [5]. …"

Non-invasive systemic viral delivery of human alpha-synuclein mimics selective and progressive neuropathology of Parkinson’s disease in rodent brains حسب Morgan Bérard (12219298)

"…This approach is based on the use of a new generation of adeno-associated virus (AAV), AAV-PHP.eB, with an increased capacity to cross the blood-brain barrier, thus offering a viable tool for a non-invasive and large-scale gene delivery in the central nervous system.…"

Bridging Qatar's food demand and self-sufficiency: A system dynamics simulation of the energy–water–food nexus حسب Haya Talib Shubbar (18186817)

"…This heightened demand for energy and water translates into increased costs and escalates environmental impacts. …"

Air pollution in Gaza during the post-october 7 era: a satellite and machine learning assessment حسب Ammar Abulibdeh (15785928)

"…UVAI and CO showed sharp and sustained increases linked to widespread combustion and infrastructure damage, while CH₄ concentrations exhibited a steady rise associated with the collapse of waste management. …"

Preparation and Characterization of Polysulfone Membranes Reinforced with Cellulose Nanofibers حسب Reema H. Alasfar (14151717)

"…The pure water flux (PWF) of fabricated membranes increased with the addition of CNFs into the PSF matrix. …"

Pyrite (FeS2)-supported ultrafiltration system for removal of mercury (II) from water حسب Dong Suk Han (1748989)

"…The presence of both HA and Hg(II) increased the rate of flux decline due to the formation of irreversible gel-like compact cake layers as shown in the experimental data and modeling related to the flux decline and the SEM images. …"

Comparison of Capture Hi-C Analytical Pipelines حسب Dina Aljogol (12011672)

"…Capture Hi-C (CHi-C) is a method that uses an intermediate hybridization step to target and select predefined regions of interest in a Hi-C library, thereby increasing effective sequencing depth for those regions. …"

Unveiling Teachers’ Instructional Self-efficacy in Science, Mathematics, and Technology: Personal and Contextual Influences حسب Abdellatif Sellami (14147922)

"…Thus, this study seeks to investigate teachers’ instructional self-efficacy in science, mathematics, and technology in Qatar, using Bandura’s self-efficacy theory as a theoretical framework. …"

Graphene oxide/chitosan doped polysulfone membrane for the treatment of industrial wastewater حسب Ahmed T. Yasir (17302753)

"…Maintaining the same GO-CH composition of 0.085 wt% and changing GO to CH ratio to 1:1 resulted in better hydrophilicity (contact angle 68°) and increased reversible fouling from 23 to 33%. The best membrane was further tested with real industrial wastewater obtained from a GTL plant in Qatar showed 28% improvement in COD removal.…"

Analysis of Movement Variability in Cycling: An Exploratory Study حسب Lachlan Winter (19457431)

"…In each session, the head and thorax IMU acceleration LyE increased across the bout, whilst pelvic and shank acceleration remained consistent. …"

Behavior-Based Machine Learning Approaches to Identify State-Sponsored Trolls on Twitter حسب Saleh Alhazbi (16869960)

"…<p>In recent years, there has been an increased prevalence of adopting state-sponsored trolls by governments and political organizations to influence public opinion through disinformation campaigns on social media platforms. …"

Critical Review on Nanofluids: Preparation, Characterization, and Applications حسب Mohamoud Jama (19691638)

"…In the last few decades, modern nanotechnology developed nanoparticles, which have unique thermal and electrical properties that could help improve heat transfer using nanofluids. A “nanofluid” is a fluid with suspended fine nanoparticles which increases the heat transfer properties compared with the original fluid. …"

Unveiling Teachers’ Instructional Self-efficacy in Science, Mathematics, and Technology: Personal and Contextual Influences حسب Abdellatif Sellami (14147922)

"…Thus, this study seeks to investigate teachers’ instructional self-efficacy in science, mathematics, and technology in Qatar, using Bandura’s self-efficacy theory as a theoretical framework. …"

Speech and Language Disorders: A systematic review of corpora and future directions حسب Abeer Z. Al-Marridi (23059021)

"…According to data published by Komodo Health, speech disorder diagnoses among children aged 0–12 increased by 110% in 2022, reaching 1.2 million cases compared to the pre-pandemic average of 570,000. …"

Potential of GTL-Derived Biosolids for Water Treatment: Fractionization, Leachate, and Environmental Risk Analysis حسب Shifa Zuhara (14150862)

"…<p dir="ltr">This study aims to understand the potential of using biosolids produced from the world’s largest gas-to-liquid (GTL) plant for water treatment applications. …"

Diversity of hydrocarbon-degrading bacteria isolated from the rhizosphere of mangrove forests in two coastal regions of Qatar حسب Mona Yousefi (17679490)

"…Using MALDI-TOF MS, the isolated hydrocarbon-degrading bacteria were identified and categorized based on their protein profiles. …"

Effect of strain on gas adsorption in tight gas carbonates: A DFT study حسب Elkhansa Elbashier (14152815)

"…For example, depending on the concentration of the molecules, the <i>E</i>_ads per molecule can be increased by more than 25% by applying tensile strain. …"

Factors Associated with Meeting Current Recommendation for Physical Activity in Scottish Adults with Diabetes حسب Ahmad Salman (3173418)

"…Physical activity was evaluated using international guidelines. Overall, 34.1% of the subjects met the recommended levels of physical activity. …"