Mirizzi Syndrome: Mastering the Challenge, Characterization and Management Outcomes in a Retrospective Study of 60 Cases by Yousef Yahia (19756989)

“…</p><h3>Results</h3><p dir="ltr">Among 8200 cholecystectomies, 60 cases of MS were identified, with type 1 being the most prevalent (90%). The mean age of the patients was 44 years, with male predominance (75%). …”

Corrosion Evaluation of 316L Stainless Steel Exposed to CNT-Water Nanofluid by Dana Abdeen (18147583)

“…Three consequent corrosion tests were conducted on 316L stainless steel (SS) exposed to carbon nanotubes (CNTs) water-based nanofluids: open circuit test, polarization resistance test, and potentiodynamic scans. …”

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. …”

Evaluation of the cementite morphology influence on the hydrogen induced crack nucleation and propagation path in carbon steels by Shabnam Karimi (19457575)

“…<p>The effect of cementite morphology on the crack initiation and growth path was studied using in situ electrochem-ical micro-cantilever bending (ECCB) technique under hydrogen (H) charging. Two carbon steels with lamellar cementite morphology (pearlitic microstructure) and spherical or broken lamellas cementite morphology (spheroidite microstructure), both with approximately the same carbon equivalent, were used in this study. …”

Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride by A. Bahgat Radwan (9631720)

“…In conclusion, this new inhibitor shows high corrosion inhibition efficiencies under different aggressive conditions and can be used in concrete to reduce the corrosion rate of reinforcing steel without decreasing the mechanical properties of the concrete.…”

Influence of temperature on tire-pavement noise in hot climates: Qatar case by 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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Effect of COVID-19 on the Generation of Waste in Marrakech, Morocco by Abdellah Ouigmane (18460623)

“…</p><h3>Results</h3><p dir="ltr">The analysis of solid waste tonnage in 2019 and 2020 showed that the lockdown had a significant impact on the various wastes; with a 27.61% decrease for household waste, 6.27% decrease in the case of green waste, and 57.40% decrease for construction and demolition waste.…”

Electrochemical and thermodynamic study on the corrosion performance of API X120 steel in 3.5% NaCl solution by Khuram Shahzad (575887)

“…The overall results revealed that PEI significantly decreases the corrosion rate of API X120 steel with inhibition efficiency of 94% at a concentration of 100 μmol L⁻¹. …”

The Effect of Number of Corrugation on Crashworthiness of Aluminum Corrugated Tube under Lateral Loading by Hozhabr Mozafari (18891892)

“…The results show that tubes with corrugations have a higher mean crushing force which is directly proportional to the number of corrugations. …”

Investigation of the Sustainable Production and Utilization of Biochar and Activated Carbon From Waste by Farah Yousef Taher Obar (19938288)

“…<p dir="ltr">Each year, 1.6 billion tons of food waste is generated, which is predicted to increase to 2.1 billion tons by 2030 resulting in an enormous solid waste management concern. …”

Part II.: Dissimilar friction stir welding of nickel titanium shape memory alloy to stainless steel – microstructure, mechanical and corrosion behavior by Parker West (17268946)

“…<p dir="ltr">In the present work, nickel-titanium (NiTi) shape memory alloys (SMAs) is joined to 304 stainless steel (SS) using friction stir welding (FSW) using process parameters of 400 rpm and a constant tool translation speed of 75 mm/min. …”

Influence of temperature on tire-pavement noise in hot climates: Qatar case by Okan Sirin (14603304)

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

Techno-economic and environmental analyses of the pyrolysis of food waste to produce bio-products by Mohammad Alherbawi (14155767)

“…<p>Food waste has become a source of concern as it is generated abundantly worldwide and needs to be valorised into new products. …”

Biodegradable polysaccharide grafted polyacrylamide inhibitor for corrosion in CO₂- saturated saline solution by Rem Jalab (11715205)

“…Lastly, potentiostatic testing of steel with AGGPAM at an applied potential of 50 mV illustrated surface protection and decreased current over a prolonged time. …”

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

“…In this research, the conventional and hot turning of AISI630 hardened stainless steel have been investigated using PVD-(Ti,Al)N/(Al,Cr)₂O₃ coated carbide cutting tools at various feed rates and cutting speeds. …”

Theoretical and experimental insights into the C-steel aqueous corrosion inhibition at elevated temperatures in 1.0 M HCl via multi-carbonyl Gemini cationic surfactants by Nasser M. El-Basiony (18021631)

“…We aimed to evaluate these surfactants as potential corrosion inhibitors for carbon steel (CS) in 1 M HCl at temperatures of 25–55 ± 0.1 °C. …”

Changing life expectancy in European countries 1990–2021: a subanalysis of causes and risk factors from the Global Burden of Disease Study 2021 by Nicholas, Steel

“…In 2019–21, there was an overall decrease in mean annual life expectancy across all countries (overall mean –0·18 years [95% UI –0·22 to –0·13]), with all countries having an absolute fall in life expectancy except for Ireland, Iceland, Sweden, Norway, and Denmark, which showed marginal improvement in life expectancy, and Belgium, which showed no change in life expectancy. …”
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Reactive Extrusion of Polyethylene Terephthalate Waste and Investigation of Its Thermal and Mechanical Properties after Treatment by Mahmoud A. Mohsin (19691662)

“…<p dir="ltr">This study investigates treating polyethylene terephthalate (PET) waste water bottles with different mass of ethylene glycol (EG) using reactive extrusion technique at a temperature of 260°C. …”

Enhancing the production of biogas through anaerobic co-digestion of agricultural waste and chemical pre-treatments by Fares Almomani (12585685)

“…<p dir="ltr">Large amounts of agricultural solid wastes (ASWs) and animal dung are produced annually causing serious environmental problem that requires proper treatment. …”

Life cycle assessment of binary recycled ceramic tile and recycled brick waste-based geopolymers by Namra Mir (17017734)

“…<p dir="ltr">This paper consists of a life cycle assessment (LCA) analysis on an experimental study to produce recycled brick waste (RBW) and recycled ceramic tile (RCT) based geopolymers. …”