Thermogravimetric kinetics study of scrap tires pyrolysis using silica embedded with NiO and/or MgO nanocataly by Alsurakji, Ihab H.

Get full text
Get full text

Trade Liberalization and Economic Diversification: A Dynamic CGE Model for The Economy of Qatar by Vellinga, Nico

Get full text

Effect of using Cement Kiln Dust as a nano-material on the strength of cement mortars by Alnahhal, Wael

“…The CKD was milled up to 4 hours in a planetary ball mill. In addition to the control cement mortar mixture with 0% CKD, a total of 28 concrete mortar mixtures were prepared with four different replacement percentages of nano-CKD (5, 10, 15, and 20 %), and seven different milling times (1, 1.5, 2, 2.5, 3, 3.5, and 4 hours). …”
Get full text
Get full text

Influence of natural gas composition on adsorption in calcite Nanopores: A DFT study by Elbashier E.

“…The nanopores absorbed up to 28 and 24 molecules of CH4 and CO2, respectively, and the adsorption energy decreased to −0.0062 and −0.0075 eV/Å2 for each. Although the nanopore was filled spatially by the molecules, its surface still has an affinity to absorb more gas molecules energetically. …”
Get full text
Get full text
Get full text

EFFECT OF PHENOL AS A CONTAMINANT ON THE WILD PEARL OYSTER PINCTADA IMBRICATA RADIATA IN QATAR: ECOTOXICOLOGICAL APPROACH AND USE OF OYSTER SHELL STRUCTURE AS A POTENTIAL MITIGATIO... by BARAH, FARAHNAZ GHOLAMREZA

“…Phenol removal is a vital environmental concern due to its toxicity and hazard effects. …”
Get full text

The Effects of Statin Therapy on Circulating Levels of Trimethylamine N-oxide: A Systematic Review and Meta-analysis by Jamialahmadi, Tannaz

“…There are only a few studies on humans suggesting that statins might also decrease TMAO, but their results are not unanimous. …”
Get full text
Get full text

Partial characterization Of an alkalophilic extracellular Crude pectinases from a bacillus Polymyxa strain by Al Rajabi, Ihab. I. [ايهاب الرجبي وعادل محاسنه]

“…Chelating agents such as lmM EDTA caused a decrease in pectate lyase activity by about 48%, nitrilotriacetate (NTA) also caused a decrease in activity of pectin lyase and pectate lyase by about 35% and 53% respectively. …”
Get full text

Socket Shield Technique to Improve the Outcomes of Immediate Implant: A Systematic Review and Meta-Analysis by Scarano, Antonio

“…Additionally, SST had a significant increase in implant stability (MD = 3.46, 95 % CI [1.22, 5.69], p = 0.002) and pink esthetic score (MD = 1.60, 95% CI [0.90, 2.30], p < 0.0001). …”
Get full text
Get full text

Transforming the Capabilities of Artificial Intelligence in GCC Financial Sector: A Systematic Literature Review by Khan, Habib Ullah

“…Adopting new technology may give rise to specific cyber threats that decrease or degrade business operations. The paper has designed to discuss the artificial intelligence-based access control system as a necessary component of governing and safeguarding the financial sector's information assets in the Gulf Cooperation Council (GCC) region. …”
Get full text
Get full text
Get full text

CO2 enhanced gas recovery and sequestration in depleted gas reservoirs: A review by Hamza A.

Get full text
Get full text
Get full text

Methylated pentavalent arsenic metabolites are bifunctional inducers, as they induce cytochrome P450 1A1 and NAD(P)H:quinone oxidoreductase through AhR- and Nrf2-dependent mechanis... by Anwar-Mohamed, Anwar

“…Upon knockdown of AhR and Nrf2 the MMA(V)-, DMA(V)-, and TMA(V)-mediated induction of both CYP1A1 and NQO1 proteins was significantly decreased. …”
Get full text
Get full text

Development of a Mechanistic and Data-Driven Model for Multiphase Flow Leak Detection in Pipeline by Barooah, Abinash

“…Data sets were generated for a wide range of geometric (3-5 inch pipe diameter, 2000-10000 feet pipe length, 500-1500 feet leak location, 0.2-3 inch leak opening diameter), hydrodynamic (Newtonian, air, CO2, N2) and operating conditions (0.3-0.628 outlet liquid fraction). …”
Get full text
Get full text

Assessment of Dapagliflozin Effectiveness as Add-on Therapy for the Treatment of Type 2 Diabetes Mellitus in a Qatari Population by Al AdAwi R.M.

“…Administration of dapagliflozin as an add-on therapy was found to decrease HbA1c significantly by 0.8 percentage point after 6 months (P = 0.006) and by 1.5 percentage point after 12 months (P = 0.062). …”
Get full text
Get full text

Bordetella pertussis risA, but not risS, is required for maximal expression of Bvg-repressed genes by Stenson, Trevor H.

“…Expression of virulence determinants by Bordetella pertussis, the primary etiological agent of whooping cough, is regulated by the BvgAS two-component regulatory system. The role of a second two-component regulatory system, encoded by risAS, in this process is not defined. …”
Get full text
Get full text

Dynamics of Neisseria gonorrhoeae transmission among female sex workers and clients: A mathematical modeling study by Houssein H., Ayoub

“…A deterministic model was also used to describe NG transmission from clients to their spouses. …”
Get full text
Get full text
Get full text

Mn-ferrite based solar thermochemical water splitting cycle: A thermodynamic evaluation by Bhosale R.R.

“…allied with the Mn-ferrite was observed to be increased as the PO2 was decreased from 10?1 to 10?5 atm and the TH was upsurged from 1500 to 2100 K. …”
Get full text
Get full text

HYPERTENSION MANAGEMENT AND PRESCRIBING PRACTICES IN PRIMARY HEALTHCARE SETTINGS IN QATAR: A MULTI-METHODS by ABDELKADER, NADA NABIL

“…Results: Between 2018 and 2021, the most prescribed antihypertensives were calcium channel blockers (CCBs) (22.9%, 26.5%, 32.5%, and 33.0% respectively). Angiotensin converting enzyme inhibitors prescribing decreased from 27.0% in 2017 to 18.0% in 2021 and thiazide diuretics prescribing decreased from 19.0% in 2017 to 8.0%. …”
Get full text

Resistive room temperature LPG sensor based on a graphene/CdO nanocomposite by Goutham S.

“…The electrical resistance measurement at a constant bias voltage of 0.5 V. The sensor of type CdO/graphene (1 wt.%) exhibits a sensitivity of 600 ppm of LPG at 27 C. …”
Get full text
Get full text

Tailoring optical absorption in silicon nanostructures from UV to visible light: A TDDFT study by Hassan, Walid M.I.

“…(ii) The exciton binding energy is seen to decrease by approximately 45% from 0.67 eV to about 0.3 eV with length increase, for a nanostructure with a cross-section diameter of approximately 12 Å. …”
Get full text
Get full text

Sorption of benzene and naphthalene on (semi)-arid coastal soil as a function of salinity and temperature by NgueleuS.K.

“…The sorption of naphthalene was not affected by the change in salinity but increased by 18% when the temperature decreased from 35 to 5 �C. A sorption kinetic model was also applied to define the sorption behavior of benzene and naphthalene for the coastal soil collected in Qatar and the best fits were achieved with the Langmuir sorption isotherm.…”
Get full text
Get full text