Showing papers in "Journal of King Saud University - Science in 2020"

TL;DR: In this article, an environmentally pleasant Sm2Ti2O7 nanosphere with various properties via assorted characterization techniques and wrapping of nanosphere makes them appropriate catalysts for the degradation of toxic dyes and show the highest efficiency via irradiation of visible light by declining the option of the exciton-recombination process.

TL;DR: In this paper, the Sine-Gordon expansion method is implemented to construct exact solutions some conformable time fractional equations in Regularized Long Wave (RLW) class, where compatible wave transform reduces the governing equation to classical ordinary differential equation.

TL;DR: A fuzzy based balanced cost CH selection algorithm (FBECS) is proposed which contemplates the remnant energy, farness from sink and the density of the node in its vicinity as input to Fuzzy Inference System and validates the performance of FBECS to its counterparts BCSA and LEACH.

TL;DR: In this paper, the effect of second order slip on magnetohydrodynamic (MHD) flow of a fractional Maxwell fluid on a moving plate and a comparison between two numerical algorithms (Tzou and Stehfest's algorithm).

TL;DR: In this paper, a green approach for the synthesis of ZnO nano particles using Euphorbia hirta leaves extract was proposed, which is a very good alternative and eco friendly method.

TL;DR: The current state of regulations in certain countries on antibiotics sales and consumption is revealed, which is important as an effort in mitigating the spread of antibiotics occurrence as well as the dissemination of ARGs in the environment.

TL;DR: In this paper, the quantitative structure-property relationship (QSPR) models of the inhibition efficiency of seventeen α-amino acids for copper in acidic medium to their calculated reactivity indicators were developed.

TL;DR: In this paper, the authors elaborate the heat and mass transfer analysis of Casson nanofluid flow past a stretching sheet together with magnetohydrodynamics (MHD), thermal radiation and chemical reaction effects.

TL;DR: In this paper, the spatial pattern of the Isimangaliso Wetland, the potential determinants and effects of the wetland depletion between 1987 and 2017 using remote sensing and GIS approach.

TL;DR: In this article, the antimicrobial potential of three abundantly available fruits peel waste, (orange, yellow lemon and banana) was evaluated on wide range of microorganisms and three solvents methanol, ethyl acetate, ethanol and distilled water were used for extraction.

TL;DR: The results show rising trends in the transmission, prevalence and mortality rate due to coronavirus COVID-19, demonstrating that enhanced public health mediations, good hygienic conditions, social distancing and movement limitations may control the CO VID-19 epidemics.

TL;DR: The most abundant species recovered from both sites was Chrysomya albiceps, followed by Musca domestica, suggesting that these species are the most valuable for estimating Post Mortem intervals (PMIs) in this region of the Kingdom of Saudi Arabia.

TL;DR: In this paper, a cellulose acetate-quercetin composite was prepared by solvent exchange technique and the structure and morphology of the prepared samples were analyzed by several spectroscopic tools, such as fourier transform Infrared, scanning electron microscope, thermal gravimetric, surface area, zeta potential, and particle sizer.

TL;DR: In this article, waste PET plastic is used to synthesize nitrogen doped mesoporous carbon functionalized zinc oxide (ZnO@NMC) nanocomposite through MOF-5 construction by low temperature solvothermal method for the first time.

TL;DR: In this paper, the authors developed a protein-based bioplastics with high structural strength and morphology good crystallinity which can be used in biomedical applications and manufacturing of food containers and others.

TL;DR: In this paper, a study determined heavy metals contamination levels evaluated by a rare plant species "Urginea maritima" which is used as a biomonitor of airborne pollution.

TL;DR: It is concluded that soils of the Argentine Pampas harbor Trichoderma strains with beneficial dual effects which could be of interest for the development of commercial products.

TL;DR: In this paper, a single-step solution combustion method was used to synthesize silver doped zirconium oxide nanoparticles for the removal of toxic chemicals from an organic dye and the obtained product was analyzed by X-ray diffraction (XRD), Fourier transform infrared (FTIR), UV-Vis spectroscopy, and Scanning electron microscopy.

TL;DR: In this article, two chromium reducing bacteria were isolated; and the identification of the isolates were done by 16 s rRNA sequencing followed by BLAST results as Klebsiella pneumoniae and Mangrovibacter yixingensis.

TL;DR: In this paper, a chitosan-silica hybrid aerogel (CS)hA was prepared using sol-gel method by combining an inorganic network in the presence of an organic polymer.

TL;DR: In this article, the authors compared the rheological properties of three synthesized multifunctional epoxy matrices: TGEEBA, hexaglycidyl ethylene of trimethylene dianiline (HGEMDA), and nanoglidyl tri-propoxy tribisphenol A of ethylene (NGHPBAE).

TL;DR: The extracted biosurfactant’s anti-proliferative activity against lung cancer cells (A549), andAnti-microbial and anti-biofilm activity against MRSA are presented and the results showed a decrease in the percentage of lung cancer viable cells with increasing biosurfacts concentrations and incubation time.

TL;DR: In this paper, the performance of the quantum parameters of two new synthesized multifunctional polymeric architectures: triglycidyl ether ethylene of bisphenol A (TGEEBA) and hexaglycide methylene dianiline (HDEMDA) were compared with Gaussian software package and the prediction of the molecular descriptors of the two new macromolecular matrices were made.

TL;DR: In this article, a simple and eco-friendly method for the preparation of silver nanoparticles (AgNPs) using Azadirachta indica leaf extract and aqueous solution of silver nitrate (AgNO3) was demonstrated.

TL;DR: In this article, a P solubilizing Trichoderma koningiopsis (NBRI-PR5) was characterized and identified using ITS and tef1 sequencing.

TL;DR: All the compounds exhibited promising anti-tubercular activity against Mycobacterium tuberculosis and anticancer activity of the target compounds were screened against MCF-7, and compound A1 was found to be a potential anticancer agent.

TL;DR: In this article, the performance of photocatalytic removal of reactive blue 203 (RB203) using three different additive as photocatalyst: ZnO nanoparticles (ZnO (NPs)), multi wall carbon nanotubes (MWCNTs) stabilized on functionalized multilayer carbon nanotsubes, and NPs stabilised on the MWCNTs surface.

TL;DR: Investigation discloses green route synthesis of selenium nanoparticles leading to functionalization as anti leukemia nanomaterial and its anti cancer potentiality has been explored by anti-leukemia activity using in vitro studies.

TL;DR: In this article, the authors used SBM-DEA model considering undesired generations to measure the total factor energy efficiency in different regions of China and showed that there is a positive spatial correlation among regional TFEE values.

TL;DR: In this paper, an UPLC-mass spectrometry method has been proposed for the screening of carbaryl residues in fresh vegetables, which has been authenticated by establishing various validation parameters including linear ranges (0.001-5.0 µg/mL), percent recovery, reproducibility (precision), limits of detection, and limits of quantification.