Energy conversion of heat from abandoned oil wells to mechanical refrigeration - Transient analysis and optimization by Mohammed Al-Khawaja (17093017)

“…Results show that at realistic and conservative conditions, the geofluid temperature considerably decreases for the first four months of operation (by an average of 30 °C) and tends to be constant after half a year of operation. …”

Impact of the COVID-19 lockdown on lifestyle behaviors and their association with personality among adults in Qatar: A cross-sectional study by Tamara Al-Abdi (8710488)

“…The overall MD adherence decreased during lockdown (5.9 vs. 6.1, p < 0.001). …”

Impact of the COVID-19 pandemic on sexually transmitted infection testing and diagnosis in Lebanon: A retrospective chart review by Sunji, Nadine

“…Post-COVID-19 onset, 1.7 % of patients tested positive for any STI compared with 1.1 % pre-COVID-19 onset (OR: 1.5, 95%CI: 0.8–2.7). Close to 90 % of all positive diagnoses were among MSM. …”
Get full text
Get full text
Get full text

Kefir exhibits anti‑proliferative and pro‑apoptotic effects on colon adenocarcinoma cells with no significant effects on cell migration and invasion by Khoury, Nathalie

“…To assess the effect of kefir on cancer metastasis, wound‑healing and time‑lapse movies, in addition to collagen‑based invasion assay, were used. …”
Get full text
Get full text
Get full text

The mechanism of action of kefir and its effect on the motility of breast and colorectal cancer cells. (c2013) by Khoury, Nathalie El

“…Results from the reverse-transcription PCR experiment have shown that kefir decreases the expression of TGF-α and TGF-β1 in HT-29 cells in a dose dependent manner. …”
Get full text
Get full text

Throughput of ARQ protocols over Rician, Nakagami and MIMO block fading channels by Zummo, Salam A.

“…Keywords: ARQ, throughput, error probability, fading channels, space-time, multiple antennas, transmit diversity, MIMO, Rician, Nakagami.…”
Get full text
Get full text

Sustainable Detoxification of Methylene Blue in Wastewater via Tea Residue Adsorption: Optimization and Kinetics by Farah F. Salameh (21797300)

“…The impact of various parameters on MB removal was assessed, including solution pH, adsorbent dosage, pollutant concentration, and contact time. Optimal conditions were identified as pH 10, a dosage of 4 g/L, a concentration of 100 mg/L, and a contact time of 2 h, achieving nearly 99% removal efficiency at 25 °C. …”

Channel Network Control on Seasonal Lake Area Dynamics in Arctic Deltas by Tejedor, Alejandro

“…This shrinkage signal, easily extracted from remote sensing observations, may offer the means to constrain estimates of lacustrine methane emissions and to develop process-based estimates of depth to permafrost on arctic deltas.…”
Get full text

Impact of trace noble metals on the catalytic performance of LaNiMgO towards methane dry reforming by Mohamed, Assem T.

“…On the other hand, at the same time-on-stream LaNiMgO-Rh lost 0.3 and 0.7 % of its maximum CO2 and CH4 conversions, respectively.In durability measurements, and after 140h LaNiMgO-Rh exhibited slight decay in the CO2 conversion from 77.6 % to 70.5%, the CH4 conversion decreased from 72.3% to 64.2%. …”
Get full text
Get full text
Get full text

Trends in criminal convictions in Japan for vehicle collisions where one driver suffers from an epileptic seizure by Mineko Baba (19774386)

“…<p dir="ltr">For the last fourteen years in Japan, casualties due to traffic collisions have decreased. There were 9,073 traffic fatalities in 2000 and 4,113 in 2014. …”

The effect of type and combination of fertilizers on eukaryotic microbiome of date palm rhizosphere by Sara H. Al-Hadidi (17821196)

“…Samples were collected from one wild population, five cultivars from two farms, and a factorial fertilizer experiment (organic, chemical, and biofertilizer) in Qatar. …”

Raising awareness among health educators and educational institutions of the need to overcome the language barrier among Non-Native English speaking students of Health Sciences in... by Ghizlane Bendriss (9025832)

“…This study showed a decrease in 2014 for the proportion of students in the foundation year that studied sciences in English with 73% in 2013 to 39% in 2014. …”

Stabilization of Sandy Soil Against Internal Erosion Using Lime by Banu, Shaziya Ahmed

Get full text

Error probability of coded STBC systems in block fading environments by Zummo, S.A.

“…Results show that the performance degradation due to channel memory decreases as the number of transmit antennas is increased. …”
Get full text
Get full text

The Triple “S” Impact of COVID-19: Nationwide Evidence of the Impact of the Stress Associated With Restrictive Measures on Substance Use, Sleep, and Social Connectedness in Qatar... by Muna Abed Alah (18171346)

“…Of tobacco users in our sample, 36% reported increased tobacco use since the start of home confinement, while 41.6% of alcohol users reported decreased alcohol use. Concerning sleep, 46.1% reported an increase in average sleep duration per day (0.77 h mean increase, 95% CI: 0.66-0.88, P<0.001), and a third of participants reported poorer sleep quality. …”

Healthcare Professionals' Attitudes Toward Patients With Mental Illness: A Cross-Sectional Study in Qatar by Suhaila Ghuloum (796180)

“…</p> <h3>Results</h3> <p>A total of 406 nurses and 92 doctors participated in the study. The nurses' mean MICA score was significantly higher than that of the physicians. …”

Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes by Abedalkader Alkhouzaam (15842647)

“…All membranes were characterized in terms of chemical structure, morphology, hydrophilicity, porosity and mean pore size. Cross-section SEM images showed the distribution of GO and rGO-DDA between the pores and on the polymer walls. …”

Evaluating the impact of the Minimization of Aggression and Violence (MoAV) intervention on mechanical restraint use in Qatar's acute mental health setting by Ananth Nazarene (21239912)

“…The percentage of restrained patients decreased from 25 % to 4 %, p = (<0.001). The mean duration of restraint incidents slightly increased from 59.1 min in 2016 to 61.3 min in 2021, though this change was not statistically significant. …”

One-year experience of hybrid closed-loop system in children and adolescents with type 1 diabetes previously treated with multiple daily injections: drivers to successful outcomes by Goran Petrovski (129836)

“…HbA1c decreased from 8.2 ± 1.4% (66 ± 15.3 mmol/mol) at baseline, to 6.7 ± 0.5% (50 ± 5.5 mmol/mol) at 3 months (p = 0.02) and remained stable to 7.1 ± 0.6 (54 ± 6.6 mmol/mol) at 12 months (p = 0.02). …”

Intravenous administration of gold nanoparticles in rats exhibit alterations in sphingomyelins, bile acids, sphingolipids, and cholesterol esters levels by Haya Al-Sulaiti (5449256)

“…Annotation of metabolites was determined by retention times and specific MRMs for each compound. Results indicate that AuNPs treatment significantly impacted several metabolic pathways. …”