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2761
Highly Selective Synthesis of Chlorophenols under Microwave Irradiation
Published 2016-01-01“…Oxychlorination of phenols substituted with electron donating groups (methyl, methoxyl, isopropyl, etc.) at ortho- and meta-positions is accomplished with higher conversion rates, lower reaction time, and excellent selectivity. …”
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2762
Synthesis and characterization of tenorite (CuO) nanoparticles from smelting furnace dust(SFD)
Published 2013-01-01“…The Samples were characterized by X-ray diffraction, infrared spectroscopy, scanning electron microscopy, and transmission electron microscopy. …”
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2763
Synthesis and Characterization of Metal Sulfides Nanoparticles/Poly(methyl methacrylate) Nanocomposites
Published 2014-01-01“…Metal sulfides nanoparticles in poly(methyl methacrylate) matrices were prepared and characterized by infrared spectroscopy, thermogravimetric analysis, powder X-ray diffraction, scanning electron microscope (SEM), and transmission electron microscope (TEM). …”
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2764
CO Adsorption on Modified Mg–Al-Layered Double Hydroxides
Published 2015-02-01“…The samples were then characterized by X-ray diffraction, thermogravimetric analysis/derivative thermogravimetry, adsorption/desorption of nitrogen, scanning electron microscopy/energy-dispersive X-ray spectroscopy and transmission electron microscopy. …”
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2765
Rapid structural analysis of bacterial ribosomes in situ
Published 2025-01-01“…Abstract Rapid structural analysis of purified proteins and their complexes has become increasingly common thanks to key methodological advances in cryo-electron microscopy (cryo-EM) and associated data processing software packages. …”
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2766
Properties of Natural Rubber-Based Composites Containing Fullerene
Published 2012-01-01“…Neat fullerene and the composites comprising it have been studied and characterized by scanning electron microscopy (SEM) and transmission electron microscopy (TEM).…”
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2767
Emergence of Quantum Vortices in the Ionization of Helium by Proton Impact, and How to Measure Them
Published 2025-01-01“…Furthermore, the analysis shows that one of the vortices coincides with the Thomas angle (a parameter coming from the classical ion-electron Thomas mechanism).…”
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2768
Elucidating Antibacterial Activity and Mechanism of Daphnetin against Pseudomonas fluorescens and Shewanella putrefaciens
Published 2020-01-01“…According to scanning electron microscope and transmission electron microscope observations, the treated bacterial cells displayed obvious morphological and ultrastructural changes in the cell membrane of the two tested strains, whichconfirmed daphnetin’s damage to the integrity of the cell membrane. …”
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2769
Polarographic Determination and Antimicrobial Activity of Cu(II) Complex with 4-Chlorobenzylidene-4-aminoacetanilide
Published 2012-01-01“…It was found that the reduction process of Cu(II)- CAA complex is two electron reversible reduction process at D.M.E. The logarithm value of stability constant of Cu(II)-4-Chlorobenzylidene-4-aminoacetanilide (CAA) complex has been found to be 4.85.The redox properties of the complex was extensively investigated by electrochemical method using cyclic voltammetry (CV).The Cu(II) complexes exhibited quasi-reversible single electron transfer process.The Schiff base and its complex has been screened for their in-vitro antibacterial (Escherichiacoli, Staphylococcus aureus, Vibrio cholerae and Bacillus subtilis) and antifungal (Aspergillus niger and Penicillium liliacinum) activities by minimum inhibitory concentration (MIC) method.…”
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2770
ENGINEERING THE NaYF4:Yb3+/Tm3+ UPCONVERSION NANOPARTICLE LUMINESCENCE ENERGY TRANSFER FOR A RATIOMETRIC pH INDICATOR
Published 2022-11-01“…The as-prepared UCNP@SiO2-HPTS core-shell nanostructure was characterized with transmission electron microscopy, scanning electron microscopy, X-ray diffraction, Fourier transform infrared spectroscopy (FT-IR), and photoluminescence spectroscopy. …”
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2771
Finite Element Analysis of Residual Stress in the Diffusion Zone of Mg/Al Alloys
Published 2018-01-01“…Moreover, experiments such as diffusion bonding and annealing, analysis of residual stress by X-ray diffraction, elemental analysis using an electron probe microanalyzer, and microstructure investigation via scanning electron microscopy were performed for further investigation of the diffusion layers. …”
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2772
Prompt Penetration Electric Fields and Ionospheric Effects of Major Geomagnetic Storms on Low Latitude Stations.
Published 2025“…The research explored the dynamics of the ionosphere by focusing on three key objectives: (i) classifying geomagnetic storms based on their intensity and nature, (ii) examining the condition of the ionosphere before, during, and after geomagnetic storms to understand temporal variations, and (iii) assessing the effects of PPEFs on the total electron current in the ionosphere at low-latitude stations. …”
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2773
Evaluation of the biological treatment of a real contaminated groundwater through reductive dechlorination biostimulation
Published 2025-01-01“…Anaerobic reductive dechlorination, where bacteria use CAHs as electron acceptors, is crucial for bioremediation. …”
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2774
Synthesis and Optimization of MWCNTs on Co-Ni/MgO by Thermal CVD
Published 2008-01-01“…Maximum yield was found for 50% Co (MgO: 50% and Ni: 0%) catalyst at 600°C. Scanning electron microscopy (SEM) and high-resolution transmission electron microscopy (HRTEM) techniques were used for structural analysis. …”
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2775
Studies on the Optical Properties and Surface Morphology of Cobalt Phthalocyanine Thin Films
Published 2008-01-01“…Full width at half maximum (FWHM) intensity of the diffraction peaks is also found reduced with increasing substrate temperatures. Scanning electron micrographs show that these crystals are needle like, which are interconnected at high substrate temperatures. …”
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2776
A New Sensitive Sensor for Simultaneous Differential Pulse Voltammetric Determination of Codeine and Acetaminophen Using a Hydroquinone Derivative and Multiwall Carbon Nanotubes Ca...
Published 2015-01-01“…The sensitivity of codeine determination was deeply affected by spiking multiwall carbon nanotubes and a modifier in carbon paste. Electron transfer coefficient, α, catalytic electron rate constant, k, and the exchange current density, j0, for oxidation of codeine at the HTP-MWCNT-CPE were calculated using cyclic voltammetry. …”
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2777
Intracytoplasmic Crystalline Inclusions in the Hepatocytes of an Antelope
Published 2010-01-01“…Von Kossa staining showed the presence of calcium within cytoplasm, mainly in the inclusions, of hepatocytes. Transmission electron microscopy, scanning electron microscopy, energy dispersive X-rays analyses, and infrared spectroscopy on the liver showed the hepatocellular material consistent with protein and carbohydrate with secondary accumulation of calcium and phosphorus. …”
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2778
Direct measurement of the critical cooling rate for the vitrification of water
Published 2025-01-01“…The vitrification of aqueous solutions through rapid cooling is a remarkable achievement that launched the field of cryo-electron microscopy (cryo-EM) and has enabled the cryopreservation of biological specimens. …”
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2779
Synthesis and Catalytic and Biological Activities of Silver and Copper Nanoparticles Using Cassia occidentalis
Published 2018-01-01“…The morphology and crystalline phase of the metal nanoparticles were determined using transmission electron microscopy (TEM) and scanning electron microscopy (SEM) with X-ray energy dispersive spectrophotometer (EDX) and X-ray diffraction (XRD). …”
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2780
Preparation and Microwave Absorption Properties of Polyaniline and Magnetite Core-Shell-Structured Hybrid
Published 2018-01-01“…The morphologies of PAN@Fe3O4 hybrids are studied by scanning electron microscope (SEM) and transmission electron microscopy (TEM). …”
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