Influence of the heteroatom on the optoelectronic properties and transistor performance of soluble thiophene-, selenophene- and tellurophene-vinylene copolymers حسب Al-Hashimi, Mohammed

"…The optical band gap of the polymers is shown to systematically decrease as the size of the heteroatom is increased, mainly as a result of a stabilization of the LUMO energy, resulting in a small band gap of 1.4 eV for P3TeV. …"
احصل على النص الكامل
احصل على النص الكامل

ELECTRODE SUSPENSION FOR AQUEOUS SODIUM FLOW BATTERY حسب MESLAM, MENTALLAH MOHAMED HASSANIN MOHAMED HASSANIN

"…Whilst those formulated in the saturated KB dispersions manifested a serious decrease in the conductivity at high load of NTO nanorods.…"
احصل على النص الكامل

Contrasting effects of necrotrophic and biotrophic plant pathogens on the aphid Aphis fabae حسب Al-Naemi, F.

"…However, sequential plant infection (pathogens applied 5 days apart) led to a 70% decrease in fecundity and 50% reduction in intrinsic rate of increase. …"
احصل على النص الكامل
احصل على النص الكامل

Forecast of the outbreak of COVID-19 using artificial neural network: Case study Qatar, Spain, and Italy حسب Shawaqfah M.

"…The model sensitivity was analyzed using the root mean square error (RMSE), the mean absolute percentage error and the regression coefficient index R2, which yielded highly accurate values of the predicted correlation for the infected and dead cases of 0.99 for the dates considered. …"
احصل على النص الكامل
احصل على النص الكامل

The Interference of Notch1 target Hes1 affects cell growth, differentiation and invasiveness of glioblastoma stem cells through modulation of multiple oncogenic targets حسب Cenciarelli, Carlo

"…In the last decade Stat3 has gained attention as therapeutic target in cancer but there is not yet any approved Stat3-based glioma therapy. Herein, we report that exposure to a Stat3/5 inhibitor, induced apoptosis either in shHes1-CSC or control cells. …"
احصل على النص الكامل

Electrical characteristics and density of states of thin-film transistors based on sol-gel derived ZnO channel layers with different annealing temperatures حسب Wang S.

احصل على النص الكامل
احصل على النص الكامل

Effect of hyperglycemia on EPCs function and regenerative ability حسب Hendawi, Hadeel Khalil

"…This research aims to test the EPC subtype blood outgrowth endothelial cells (BOECs) and their ability to survive and function under chronic hyperglycemic conditions. For that, we studied BOECs viability, response to shear stress, angiogenesis ability, and barrier function under normoglycemic (5.5mM) and hyperglycemic (25mM) conditions. …"
احصل على النص الكامل
احصل على النص الكامل

Chemical characterization and evaluation of antimicrobial and cutaneous wound healing potentials of gold nanoparticles using Allium saralicum R.M. Fritsch حسب Hu, X.

"…The MIC and MBC of AuNPs against all bacteria were in the ranges 1–4 mg/ml and 2–8 mg/ml, respectively. The MIC and MFC of AuNPs against all fungi were in the ranges 1–4 mg/ml and 2–4 mg/ml, respectively. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Gas Driven Fracture during Gas Production using HeleShaw Cell حسب Al-Raoush, Riyadh

"…Following saturation, CO2 is applied to the cell at a constant pressure (2 kPa, 5 kPa, and 10 kPa). …"
احصل على النص الكامل
احصل على النص الكامل

Increased cellular protein modification by methylglyoxal activates endoplasmic reticulum-based sensors of the unfolded protein response حسب Xue, Mingzhan

احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Superior photocatalytic activity of Cu doped NiWO4 for efficient degradation of benzene in air even under visible radiation حسب Tri N.L.M.

"…This was because Cu effectively acted as novel dopant, which not only affected valence band (VB) top and conduction band (CB) bottom of NiWO4 but also formed a medium energy level between CB and VB of the NiWO4 to decrease its energy band gap and electron-hole recombination rate. …"
احصل على النص الكامل
احصل على النص الكامل

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

"…The qmax of the recycled PSiMNPs slightly decreased to 189.08 g/mg. The kinetic of oil recovery follows the PSO with a K2 of 0.0169 g/mg. min. …"
احصل على النص الكامل
احصل على النص الكامل

Dietary L-carnitine and vitamin-E; a strategy to combat ochratoxin-A induced immunosuppression حسب Bhatti S.A.

"…This protective response was absent in the birds fed 2.0 mg/kg OA in the presence and absence of LC and/or VE. …"
احصل على النص الكامل
احصل على النص الكامل

Study on the effects of tool tile angle, offset and plunge depth on friction stir welding of poly(methyl methacrylate) T-joint حسب Eyvazian, Arameh

"…The best material flow and adequate heat are generated at 0 mm TA, 2� TTA and 0.2 mm TPD, respectively. The highest flexural and tensile strength of friction stir welded joint were approximately 93% and 90% of as-received poly(methyl methacrylate), respectively. …"
احصل على النص الكامل
احصل على النص الكامل

Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar حسب Khaled, Salma M.

"…The data for 2020/21 showed a 35.1% and 29.2% decrease in depression and anxiety symptoms scores compared to pre-pandemic years (2017/2018) after adjusting for sociodemographic factors. …"
احصل على النص الكامل
احصل على النص الكامل

Caffeine use or napping to enhance repeated sprint performance after partial sleep deprivation: Why not both? حسب Romdhani, Mohamed

"…Purpose: To compare the effect of a 20-minute nap opportunity (N20), a moderate dose of caffeine (CAF; 5 mg·kg-1), or a moderate dose of caffeine before N20 (CAF+N) as possible countermeasures to the decreased performance and the partial sleep deprivation-induced muscle damage. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل

Roadmap toward energy-positive upfront nitrogen removal process in baseload LNG plant حسب Mkacher, Hajer

"…The results show that UNrem of 87.5% from the NG feed can reduce the total power requirements by 0.24%, increase the production flow rate by 4.4%, and decrease the exergy losses by 0.23% compared with the base case. …"
احصل على النص الكامل
احصل على النص الكامل

Effects of combined calcium hypochlorite and chlorine dioxide on drinking water quality in Qatar and disinfection by-products formation حسب Mohamed, Elsamoul H.

"…Seven water samples were collected from the Ras Laffan-Q Power desalination plant outlet in amber bottles having a chlorine dioxide concentration of 0.3 mg/L in 1 liter. The bottles were spiked with Ca(ClO)2 in sequence to give concentration of 0.2, 0.4, 0.6, 0.8, 1.0, and 1.2 mg/L as free chlorine. …"
احصل على النص الكامل
احصل على النص الكامل

Antibiotic Prescription Patterns for Upper Respiratory Tract Infections in Outpatient Qatari Population in the Private Sector حسب Butt, Adeel Ajwad

"…During the study period, health insurance was limited to Qatari nationals. We excluded topical antibiotics. We also retrieved data on prescriber’s specialty as listed with the licensing authority. …"
احصل على النص الكامل
احصل على النص الكامل

Novel, selective EPO receptor ligands lacking erythropoietic activity reduce infarct size in acute myocardial infarction in rats حسب Kiss, K.

"…In study 4, AF43136 at 10 mg/kg decreased infarct size, similarly to the positive control CsA compared to the appropriate vehicle (39.4 ± 5.9% vs. 58.1 ± 5.4% and 45.9 ± 2.4% vs. 63.8 ± 4.1%, p < 0.05, respectively). …"
احصل على النص الكامل
احصل على النص الكامل