Evidence by ac-conductivity for the higher mobility of boron (over aluminium)-associated Brønsted sites in boron-modified HZSM-5 by Sayed, Moein B.

“…BZSM-5 conducts with decreasing electric impedance in the order: B1ZSM-5>B2ZSM-5>B4ZSM-5>B3ZSM-5. …”
Get full text
Get full text
Get full text

Polarization Resistance Study on Copper Corrosion in Aqueous Potassium Hydrogen Phthalate Solution by Mouhad, M. Y.

“…The effect of temperature on corrosion of copper in 0.1 M aqueous solution of potassium hydrogen phthalate (KHPh) has been investigated using polarization resistance technique. it was found that that the corrosion rate in the range 25�65�C obyes Vant Hoff's and Arrhenius Laws. …”
Get full text
Get full text

A novel technique of paper mill sludge conversion to bioethanol toward sustainable energy production: Effect of fiber recovery on the saccharification hydrolysis and fermentation by Alkasrawi M.

“…When the enzymatic hydrolysis and fermentation were combined, the energy demand was reduced to 1.0 MJ/L ethanol, the sugars production increased, and the overall capital cost of the process decreased. …”
Get full text
Get full text

Electrically conductive hybrid organic crystals as flexible optical waveguides by Li, Liang

“…In cyclic operation mode, their conductivity decreases less than 1% after 10,000 thermal cycles. …”
Get full text

Microbially induced calcite precipitation in calcareous soils by endogenous Bacillus cereus, at high pH and harsh weather by Oualha, Meriam

“…Their optimal potentials was at wide ranges of temperature from 30 °C to 42 °C and pH from 7.0 to 8.0. Using Qatari bacteria in liquid cultures and at syringe level at laboratory conditions, as well as in plots at field conditions, 16% CaCO3 increase in minerals formation was obtained, leading to 7% increase of soils stability. …”
Get full text
Get full text

Regional Difference in the Association between the Trajectory of Selenium Intake and Hypertension: A 20-Year Cohort Study. by Xie, Changxiao

“…The incidence of hypertension was 30.1, 30.5, 30.6, and 31.2 per 1000 person-years among participants with cumulative average selenium intake of 21.0 ± 5.1, 33.2 ± 2.8, 43.8 ± 3.6, and 68.3 ± 25.2 µg/day, respectively. …”
Get full text
Get full text

A novel cylindrical electrode configuration for inducing dielectrophoretic forces during electrocoagulation by Alkhatib, Afnan M.

“…The removal efficiency of TP was 88.3 %, 68.2 % and 46.0 % with module 3, module 2 and module 1, respectively. …”
Get full text
Get full text

Prevalence and Phylogenetic Analysis of Parvovirus (B19V) among Blood Donors with Different Nationalities Residing in Qatar by Abdelrahman, Doua

“…B19V DNA prevalence statistically decreased with age (p = 0.03). Anti-B19V IgG was detected in 60.3% (561/930) of the tested samples, while only 2.1% (20/930) were IgM-positive and 1.2% (11/930) were both IgM- and IgG-positive. …”
Get full text
Get full text

Combined effects of gamma radiation and Some physical factors on the rate of development of culex pipiens complex(L) by Wakid, A. M.

“…Larval development was stopped at some mating combinations, when gamma radiation followed exposure to partial vacuum (0.1 torr) or low humidity; Pupal duration at most of the treatments was increased. …”
Get full text

Modified zno nanoparticles using iron ions (Fe3+) for photo-catalytic degradation of toxic pollutants under sunlight by Ba-Abbad, Muneer M.

“…As the Fe3+ concentration increased from 0.25 to 1.00 wt. %, the crystal size decreased in comparison with the undoped ZnO. …”
Get full text

Impact of clays on CO2 adsorption and enhanced gas recovery in sandstone reservoirs by Hamza A.

Get full text
Get full text
Get full text

Enhanced oil recovery using hyperbranched polyglycerol polymer-coated silica nanoparticles by Elmobarak W.F.

“…dem improved as the Csur and pH decreased, with maximum values of 98.8% and 98.5% achieved at Csur = 0.05 g/L and a pH = 4, respectively. …”
Get full text
Get full text

The simultaneous impact of EV charging and PV inverter reactive power on the hosting distribution system's performance: A case study in kuwait by Abdullah, Heba M.

Get full text
Get full text

Sulfobetaines Meet Carboxybetaines: Modulation of Thermo- and Ion-Responsivity, Water Structure, Mechanical Properties, and Cell Adhesion by Danko M.

“…The total nonfreezable water content decreases with the amount of carboxybetaine segment in the hydrogel feed and the compression moduli were in a range of 0.7-1.6 MPa. …”
Get full text
Get full text

Investigating the utilization of healthcare services to manage respiratory tract infections (RTIs) among Qatari patients attended selected primary healthcare centers in Qatar by Islam, Nazmul

“…Highest number of patients with a comorbidity of Diabetes (12.85%), followed by Hypertension (10.54%). We have found no difference in the month-to-month rates of RTI-related GP visits (per 1000 total visits) over the study period (non-significant decreasing trend). …”
Get full text

Sputtered manganese oxide thin film on carbon nanotubes sheet as a flexible and binder-free electrode for supercapacitors by Dawoud H.D.

“…The surface morphology and microstructure of the CNTs and CNTs/MnO2 composite electrodes were characterized by X-ray diffraction (XRD), scanning electron microscope-energy dispersive spectroscopy (SEM-EDS), X-ray photoelectron spectroscopy (XPS), and Raman spectroscopy. It was found that 1-m thick MnO2 film covered the surface of CNTs sheet with MnO2 mass loading of 0.125mg/cm2. …”
Get full text
Get full text

Mangifera indica L. kernel ethanol extract inhibits cell viability and proliferation with induction of cell cycle arrest and apoptosis in lung cancer cells by Alshwyeh, Hussah Abdullah

“…The extract also caused differential effects on the cell cycle, inducing G0/G1 arrest and increasing the Sub-G1 population in both lung cancer and normal lung cells. …”
Get full text
Get full text
Get full text

Visible Light Photocatalytic Activity of Ag/WO3 Nanoparticles and its Antibacterial Activity Under Ambient Light and in The Dark by Maha, Matalkeh

Get full text
Get full text
Get full text

Leptin And Free Leptin Receptor Is Associated With Polycystic Ovary Syndrome In Young Women by Sharif, Elham

Get full text
Get full text

Finite element study of functionally graded porous femoral stems incorporating body-centered cubic structure by Alkhatib, Sami E.

“…The porosity of the stems was decreased distally according to the sigmoid function (n = 0.1, n = 1 and n = 10) with 3 grading exponents. …”
Get full text
Get full text