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7281
Inspired Preparation of Zinc Oxide Nanocatalyst and the Photocatalytic Activity in the Treatment of Methyl Orange Dye and Paraquat Herbicide
Published 2018-01-01“…Chlorophyll is the first recognized catalyst; it is a reducing agent due to its electron-rich structure. The effects of spinach on the preparation of zinc oxide nanoparticles and the photocatalytic degradation of methyl orange and paraquat in sunlight and under a UV lamp and photocatalytic degradation in sunlight were studied. …”
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7282
Ujnarone Chosite: Ritual Poesis, Curing Chants and Becoming Ayoreo in the Gran Chaco
Published 2011-10-01“…This essay argues against the ethnographic fetishization of traditional practices such as ujnarone, and provides a way to conceptualize ritual discourse as a precedent, not an opposite, to contemporary Ayoreo Christianity and use of electronic media technologies.…”
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7283
Roasting temperature effect on the recovery of refractory gold and silver in pyrite concentrates
Published 2021-01-01“…Pyrite concentrates with refractory gold and silver were roasted at different temperatures to improve the recovery of the metals by cyanide leaching. Scanning Electron Microscope characterization of the calcine revealed that the gold occluded in the pyrite less than one micron, and roasting produced channels in the concentrate, exposing the gold particles to the leaching solution. …”
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7284
Preparation and Anticorrosion of Octadecyl Trichlorosilane SAMs for Copper Surface
Published 2017-01-01“…The effect of inhibitor concentration on the rate of inhibition efficiency and corrosion rate in corrosion medium on copper by using polarization curves, electrochemical impedance spectroscopy (EIS), scanning electron microscope (SEM) was studied. The results showed that OTS SAMs exhibit the better corrosion resistance; the corrosion potential of copper OTS SAMs protection increased by about 1.02 V, while the corrosion current density decreased to 0.59 μA/cm2. …”
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7285
Synthesis and Characterization of Boron Trifluoride Doped High Performance Polyaniline
Published 2012-01-01“…The resultants BF3 doped HPPANI have been well characterized by using UV-Visible spectroscopy, Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM) and thermogravimetry. The spectroscopic data indicated that the interaction between HPPANI and BF3.Thermogravimetry studies revealed that the BF3 doping improved the thermal stability of defects free PANI.…”
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7286
One-Step Synthesis of Conductive BNC/PPy·CuCl2 Hybrid Flexible Nanocomposites by In Situ Polymerization
Published 2018-01-01“…The combination of the conducting polymer with the oxidant agent offers possibilities for different applications such as electronic devices and sensors.…”
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7287
Dirac fermions in graphene under curved spacetime: a study of Beltrami geometry and $${{\mathcal {CPT}}}$$ CPT symmetry
Published 2025-01-01“…This research investigates how both curvature and external electromagnetic fields influence electron motion, particularly in terms of Landau level quantization and the quantum Hall effect. …”
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7288
Degradation of octylbenzene sulfonate photoinduced by iron(III) aquacomplexes: Evidence for the fragmentation of the alkyl chain
Published 2005-01-01“…The photochemical degradation appears to be due to HO• radicals arising from the electron transfer in Fe(OH)2+. If oxygen does not affect the initial quantum yield of OBS degradation, it is necessary to pursue the reaction up to, first the complete disappearance of OBS and secondly OBS mineralization. …”
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7289
Effect of Etching on the Optical, Morphological Properties of Ag Thin Films for SERS Active Substrates
Published 2013-01-01“…Structural, optical, and morphological properties of Ag thin films before and after etching were investigated by using X-ray diffraction, UV-Vis spectrophotometer, and field emission scanning electron microscopy (FESEM). The HNO3 roughened Ag thin films exhibit excellent enhancement features and better stability than pure Ag thin films. …”
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7290
Study of Dust-Acoustic Multisoliton Interactions in Strongly Coupled Dusty Plasmas
Published 2020-01-01“…The effect of the structure parameter on the compressibility of dust grains and soliton behavior in a dusty plasma system consisting of Maxwellian electrons, ions, and dust grains charged with a negative charge has been studied. …”
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7291
Classic and New Diagnostic Approaches to Childhood Tuberculosis
Published 2012-01-01“…Sensibility and specificity of new diagnostic approaches as GeneXpert, electronic nose (E-nose), infrared spectroscopy, accelerated mycobacterial growth induced by magnetism, and flow lateral devices in children populations are needed. …”
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7292
Influenza A/H1N1 Severe Pneumonia: Novel Morphocytological Findings in Bronchoalveolar Lavage
Published 2014-01-01“…Light microscopy analysis of BAL cytocentrifugates showed the presence of characteristic large, mononuclear, plasmoblastic/plasmocytoid-like cells never described before. Via transmission electron microscopy, these cells were classified as atypical type II pneumocytes and some of them showed cytoplasmic vesicles and inclusions. …”
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7293
Encouraging Positive Youth Video Game Activities
Published 2005-12-01“… In todays world youth are increasingly using electronic media. School assignments include web-based research for homework, e-mail has replaced letter writing, and the convenience of instant messaging is starting to replace the telephone. …”
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7294
100 nm AlSb/InAs HEMT for Ultra-Low-Power Consumption, Low-Noise Applications
Published 2014-01-01“…We report on high frequency (HF) and noise performances of AlSb/InAs high electron mobility transistor (HEMT) with 100 nm gate length at room temperature in low-power regime. …”
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7295
Photoanode of Dye-Sensitized Solar Cells Based on a ZnO/TiO2 Composite Film
Published 2012-01-01“…The structural and morphological characterizations of the thin composite films were carried out using scanning electron microscope (SEM). The best power conversion was 1.87%, which corresponds to the laminated TiO2/ZnO/TiO2 structure prepared via screen printing.…”
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7296
Morphometric parameters of seeds as a practical method for identifying rare species of the genus Tulipa L. (Liliaceae) from East Kazakhstan region
Published 2025-01-01“…The structure of the seed coat was studied by Scanning Electron Microscopy; however, the results did not show significant variability. …”
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7297
Effect of wavelength on propagation of high-power femtosecond laser pulses in diamond
Published 2024-06-01“…This effect has a certain similarity to the effect of optical limitation in laser filaments, but manifests itself outside the filament formation zone and is capable of equalizing the laser energy density, as well as the electron density, inside the extensive pre-focal region.…”
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7298
Influence of Welding Parameters on Mechanical Properties and Microstructure of Similar Low-Carbon Steel AISI 1005 Welding by Resistance Spot Welding
Published 2024-03-01“…The microstructure of the fusion zone was examined using a scanning electron microscope (SEM). According to the data, the shear strength values increased as the welding current increased. …”
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7299
Highly Thermally Conductive and Flame-Retardant Waterborne Polyurethane Composites with 3D BNNS Bridging Structures via Magnetic Field Assistance
Published 2025-02-01“…The 3D-bridging architecture composite also demonstrates excellent flame retardancy, attributed to the synergistic mechanisms of condensed and gas phases, effectively mitigating the risks of thermal runaway in electronic devices.…”
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7300
Reactivity and Microstructure of Al2O3-Reinforced Magnesium-Matrix Composites
Published 2014-01-01“…Different methods such as transmission electron microscopy (TEM), differential scanning calorimetry (DSC), and XRD were used to highlight these chemical reactions and to identify products. …”
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