Showing 4,161 - 4,180 results of 13,351 for search '"electron"', query time: 0.07s Refine Results
  1. 4161

    The Effect of Network Structure on Compressive Fatigue Behavior of Unfilled Styrene-Butadiene Rubber by Liu Yang, Kaikai Liu, Aihua Du

    Published 2020-01-01
    “…The fatigue damage surface of SBR vulcanizates before and after a dynamic compressive fatigue test was observed with a scanning electron microscopy (SEM). The results suggested that the surface of the samples was badly damaged as the number of compressive cycles increased. …”
    Get full text
    Article
  2. 4162

    Stable and inert manganese complexes for magnetic resonance imaging by Ndiaye, Daouda, Tóth, Éva

    Published 2024-02-01
    “…Thanks to its five unpaired electrons and slow electron spin relaxation, Mn$^{2+}$ is a very efficient relaxation agent. …”
    Get full text
    Article
  3. 4163

    Threading Dislocations Piercing the Free Surface of an Anisotropic Hexagonal Crystal: Review of Theoretical Approaches by Salem Neily, Sami Dhouibi, Roland Bonnet

    Published 2018-01-01
    “…In a first stage of the work, a new and alternative approach to the integral formalism is developed using double Fourier series and the concept of a finite core size, which is often observed in high-resolution transmission electron microscopy. In a second stage, the integral formalism and the Fourier series approaches are applied to the important case of a TD piercing the basal free surface of a hexagonal crystal. …”
    Get full text
    Article
  4. 4164

    Influence of Synthesis pH on Textural Properties of Carbon Xerogels as Supports for Pt/CXs Catalysts for Direct Methanol Fuel Cells by C. Alegre, M. E. Gálvez, D. Sebastián, R. Moliner, M. J. Lázaro

    Published 2012-01-01
    “…Characterization techniques included nitrogen physisorption, scanning electron microscopy, and X-ray diffraction. Catalysts electrochemical activity towards the oxidation of carbon monoxide and methanol was studied by cyclic voltammetry and chronoamperometry to establish the effect of the carbon support on the catalysts performance. …”
    Get full text
    Article
  5. 4165

    STUDY THE EFFECT OF ZIRCONIUM, NICKEL AND HEAT-TREATMENTS ON THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF COLD-ROLLED AA6111 ALLOY by Saba Jameel Hassan, Basem Al-Zubaidy, Saad Hameed Al-Shafaie

    Published 2025-02-01
    “…The optical micrograph, scanning-electron microscope (SEM) and X-ray Diffraction (XRD) studies for all samples. …”
    Get full text
    Article
  6. 4166

    Analysis of the Hybrid of Mudar/Snake Grass Fiber-Reinforced Epoxy with Nano-Silica Filler Composite for Structural Application by I. Jenish, A. Felix Sahayaraj, V. Suresh, J. Mani raj, M. Appadurai, E. Fantin Irudaya Raj, Omaima Nasif, Saleh Alfarraj, Ashok Kumar Kumaravel

    Published 2022-01-01
    “…The fiber/matrix adhesion was investigated using a scanning electron microscope (SEM). These predominant mechanical properties make it easier for the implementation of the prepared composite material in structural and automotive applications.…”
    Get full text
    Article
  7. 4167

    Influence of Wheatgrass Juice on Techno-Functional Properties and Bioactive Characteristics of Pasta by Keshavdeep Bawa, Arashdeep Singh, Jaswinder Kaur Brar, Vijay Kumar Reddy Surasani, Ravi Pandiselvam

    Published 2022-01-01
    “…Fourier transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM) were performed. Incorporation of WGJ significantly (p<0.05) decreased the optimum cooking time of pasta, whereas water absorption capacity was increased. …”
    Get full text
    Article
  8. 4168

    Study of the Mechanical and Microscopic Properties of Modified Silty Clay under Freeze-Thaw Cycles by Zhou Wenjun, Wang Qingzhi, Fang Jianhong, Wang Kejin, Zhao Xiangqing

    Published 2022-01-01
    “…To investigate the static mechanical properties of silty clay modified by basalt fiber and basalt powder under the action of freeze-thaw cycles, triaxial compression tests and scanning electron microscope tests were conducted on the soil. …”
    Get full text
    Article
  9. 4169

    Photoetching of Immobilized TiO2-ENR50-PVC Composite for Improved Photocatalytic Activity by M. A. Nawi, Y. S. Ngoh, S. M. Zain

    Published 2012-01-01
    “…Photoetching of the immobilized TiO2-ENR50-PVC composite was investigated under the irradiation of a 45 W compact fluorescent lamp and characterized by chemical oxygen demand (COD) analysis, scanning electron microscopy-energy dispersive X-ray (SEM-EDX) spectrometry, thermogravimetry analysis (TGA), and fourier transform infrared (FTIR) spectroscopy. …”
    Get full text
    Article
  10. 4170

    Anti-Proliferative Activity of Poloxamer Cobalt Ferrite Nanoparticles against Human Prostate Cancer (DU-145) Cells: In-Vitro Study by Nazanin Oroskhani, Seyed Mohammad Amini, Sakine Shirvalilou, Mehdi Khodaie, Seyed Rabi Mahdavi

    Published 2024-01-01
    “…The cytotoxicity of the synthesized nanoparticles and RF-MF exposure on DU-145 prostate cancer cells was investigated separately or in combination with colony formation methods and MTT [3-(4,5-Dimethylthiazol-2-yl)-2,5-Diphenyltetrazolium Bromide] assay. Transmission electron microscopy (TEM) confirmed the spherical morphology of nanoparticles with a size of 5.5 ± 2.6 nm. …”
    Get full text
    Article
  11. 4171

    Investigating the Influence of Process Parameters of ZNC EDM on Machinability of A6061/10% SiC Composite by Balbir Singh, Jatinder Kumar, Sudhir Kumar

    Published 2013-01-01
    “…Fabricated composite has also been characterized through optical microscopy, X-ray diffraction analysis (XRD), scanning electron microscopy analysis (SEM) with energy dispersive X-ray techniques (EDX), and thermogravimetric/differential thermal analysis (TG/DTA). …”
    Get full text
    Article
  12. 4172

    Effects of subclinical hypothyroidism during pregnancy on mtDNA methylation in the brain of rat offspring by Liangzhuo Xie, Yangling Huang, Xiande Ma, Xiaoqiu Ma, Jian Wang, Tianshu Gao, Wei Chen

    Published 2025-01-01
    “…BS-seq sequencing was used to analyze mtDNA methylation levels in the offspring’s brain tissues; the 2,7-dichlorofluorescin diacetate (DCFH-DA) probe method was employed to detect reactive oxygen species (ROS) levels in brain tissues; electron microscopy was utilized to observe the mitochondrial structure in the hippocampal tissues of the offspring. …”
    Get full text
    Article
  13. 4173

    Mechanical Properties and Mesostructure Evolution of Fibre-Reinforced Loess under Freeze-Thaw Cycles by Longfei Zhang, Zaiqiang Hu, Hongru Li, Haicheng She, Xiaoliang Wang, Xiaoning Han, Xi Yang

    Published 2023-01-01
    “…Triaxial tests under different water contents, freezing temperatures, and number of freeze-thaw cycles were carried out for fibre-reinforced loess to study the ability of fibre reinforcement to improve the resistance of loess to freeze-thaw damage; scanning electron microscopy (SEM) was also conducted. The effects of freeze and thaw deterioration and reinforcement were discussed by comparing the strength parameters under different test conditions, and the influence mechanism of freezing temperature, number of freeze-thaw cycles, and reinforcement on loess strength was explained. …”
    Get full text
    Article
  14. 4174

    Recycling of Oily Sludge as a Roadbed Material Utilizing Phosphogypsum-Based Cementitious Materials by Wei Xiao, Xiao Yao, Fuyang Zhang

    Published 2019-01-01
    “…The mineralogical compositions, microstructures, and pore structure are characterized through X-ray diffractometry (XRD), scanning electron microscopy (SEM), and mercury intrusion porosimetry (MIP). …”
    Get full text
    Article
  15. 4175

    The Epoxidized Vietnam Rubber Seed Oil as a Secondary Plasticizer/Thermal Stabilizer in PVC Processing by Nguyen Thi Thuy, Vu Minh Duc, Nguyen Thanh Liem

    Published 2021-01-01
    “…The morphology of the fractured surface of the samples after immersing in n-hexane was studied by using scanning electron microscopy. Thermogravimetric analysis showed the role of EeRSO in significant improvement in thermal stability. …”
    Get full text
    Article
  16. 4176

    Theoretical Study of the π-Bridge Influence with Different Units of Thiophene and Thiazole in Coumarin Dye-Sensitized Solar Cells by Rody Soto-Rojo, Jesús Baldenebro-López, Daniel Glossman-Mitnik

    Published 2016-01-01
    “…Geometry optimization, the energy levels and electron density of the Highest Occupied Molecular Orbital and the Lowest Unoccupied Molecular Orbital, and ultraviolet-visible absorption spectra were calculated by Density Functional Theory (DFT) and Time-Dependent-DFT. …”
    Get full text
    Article
  17. 4177

    Experimental Study of Moisture Content Effect on Geotechnical Properties of Solidified Municipal Sludge by Yijun Chen, Xingxing He, Ping Wang, Yong Wan, Xun Tan

    Published 2020-01-01
    “…In addition, the microstructure changes of solidified sludge samples in this study were explored with scanning electron microscopy and mercury intrusion porosimetry. …”
    Get full text
    Article
  18. 4178

    Polythiophene-Chitosan Magnetic Nanocomposite as a Highly Efficient Medium for Isolation of Fluoxetine from Aqueous and Biological Samples by Alireza Feizbakhsh, Amir Hossein Mohsen Sarrafi, Shokooh Ehteshami

    Published 2016-01-01
    “…The synthesized nanoparticles, chitosan and polythiophene magnetic nanocomposite, were characterized by scanning electron microscopy, FT-IR, TGA, and EDAX. The separation of the target analyte from the aqueous solution containing the fluoxetine and polythiophene/chitosan magnetic nanocomposite was simply achieved by applying external magnetic field. …”
    Get full text
    Article
  19. 4179

    Synthesis and Characterization of Fe3O4-Bentonite Nanocomposite Adsorbent for Cr(VI) Removal from Water Solution by Ngusey Adisu, Subramanian Balakrishnan, Haimanot Tibebe

    Published 2022-01-01
    “…These adsorbents were characterized by atomic absorption spectrophotometer (AAS), Brunauer–Emmett–Teller (BET), dynamic light scattering (DLS), scanning electron microscope (SEM), Fourier transform infrared (FTIR) spectroscopy, and X-ray diffraction (XRD) analyses. …”
    Get full text
    Article
  20. 4180

    SN-Donor Methylthioanilines and Copper(II) Complexes: Synthesis, Spectral Properties, and In Vitro Antimicrobial Activity by Temitope E. Olalekan, Adeniyi S. Ogunlaja, Gareth M. Watkins

    Published 2019-01-01
    “…FTIR spectra showed that the bidentate ligands were coordinated to the copper ion through their nitrogen and sulfur atoms. The electronic spectra have suggested square planar and octahedral geometries for these complexes. …”
    Get full text
    Article