Showing 50,361 - 50,380 results of 50,479 for search '"electron microscopy"', query time: 0.35s Refine Results
  1. 50361

    Cellulose acetate film containing layered double hydroxide: a new method for determination of soil phosphorus availability by Gustavo Franco de Castro, Rafael Lucas Coca Cuesta, Valber Georgio de Oliveira Duarte, Edson Marcio Mattiello, Jader Alves Ferreira, Roberto Ferreira Novais, Jairo Tronto

    Published 2023-07-01
    “…Different analyses techniques were used to characterize the CAF-LDH-c sample, including X-ray diffraction, attenuated total reflectance Fourier transform infrared spectroscopy, and scanning electronic microscopy. Soils were collected from twelve areas with different management and initial availability of P. …”
    Get full text
    Article
  2. 50362

    Salt Stress-Induced Structural Changes Are Mitigated in Transgenic Tomato Plants Over-Expressing Superoxide Dismutase by Liliya R. Bogoutdinova, Elena M. Lazareva, Inna A. Chaban, Neonila V. Kononenko, Tatyana Dilovarova, Marat R. Khaliluev, Ludmila V. Kurenina, Alexander A. Gulevich, Elena A. Smirnova, Ekaterina N. Baranova

    Published 2020-09-01
    “…In addition, longitudinal sections of the root apexes were compared. Transmission electronic microscopy of atypical cytoskeleton structures was also performed. …”
    Get full text
    Article
  3. 50363

    Physical and Enzymatic Hydrolysis Modifications of Potato Starch Granules by Nasima Chorfa, Hervé Nlandu, Khaled Belkacemi, Safia Hamoudi

    Published 2022-05-01
    “…The obtained materials were characterized using X-ray diffraction as well as scanning and transmission electron microscopies (SEM and TEM), whereas the hydrolysates were analyzed using size exclusion chromatography coupled with pulsed amperometric detection (SEC-PAD). …”
    Get full text
    Article
  4. 50364

    Role and Effect of Meso-Structuring Surfactants on Properties and Formation Mechanism of Microfluidic-Enabled Mesoporous Silica Microspheres by Nizar Bchellaoui, Qisheng Xu, Xuming Zhang, El-Eulmi Bendeif, Rachid Bennacer, Abdel I. El Abed

    Published 2023-04-01
    “…To explain such differences, we used optical and scanning electron microscopies, small-angle X-ray diffraction and BET measurements to analyse structural properties of both types of microparticles and show that in the absence of Pluronic molecules, P123<sup>−</sup> microdroplets divide during their condensation process, on average, into three smaller droplets before condensing into silica solid microspheres with a smaller size and a higher mass density than those obtained in the presence of P123 surfactant molecules. …”
    Get full text
    Article
  5. 50365

    Physical and Mechanical Properties of Electrospun PLA Nanofibers in the Presence of Silicone Rubber Nanoparticles by Zahra Sadat Mahdavi Moghadam, Jafar Khademzadeh Yeganeh, Saeedeh Mazinani, Mohammad Reza Kalaee

    Published 2022-12-01
    “…Scanning and transmission electron microscopies (SEM and TEM) were employed to investigate the morphology of electrospun nanofibers and dispersion of nanoparticles, respectively. …”
    Get full text
    Article
  6. 50366

    Green and High Effective Scale Inhibitor Based on Ring-Opening Graft Modification of Polyaspartic Acid by Yongsheng Zhou, Jie Wang, Yan Fang

    Published 2021-06-01
    “…When the concentration was increased to 2 mg/L, the inhibition efficiency of the new PASP-based scale inhibitor was 99% for CaCO<sub>3</sub>, while when the concentration was raised to only 4 mg/L, its inhibition efficiency increased to 100% for Ca<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>. Scanning electronic microscopy (SEM) and X-ray diffraction (XRD) were used to analyze the changes of crystal structure for CaCO<sub>3</sub> and Ca<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub> after adding the new PASP-based scale inhibitor. …”
    Get full text
    Article
  7. 50367

    Replication and virulence in pigs of the first African swine fever virus isolated in China by Dongming Zhao, Renqiang Liu, Xianfeng Zhang, Fang Li, Jingfei Wang, Jiwen Zhang, Xing Liu, Lulu Wang, Jiaoer Zhang, Xinzhou Wu, Yuntao Guan, Weiye Chen, Xijun Wang, Xijun He, Zhigao Bu

    Published 2019-01-01
    “…The isolate was characterized by using the haemadsorption (HAD) test, Western blotting and immunofluorescence, and electronic microscopy. Phylogenetic analysis of the viral p72 gene revealed that Pig/HLJ/18 belongs to Genotype II. …”
    Get full text
    Article
  8. 50368

    Tetrodotoxin and Its Analogues (TTXs) in the Food-Capture and Defense Organs of the Palaeonemertean <i>Cephalothrix</i> cf. <i>simula</i> by Grigorii V. Malykin, Peter V. Velansky, Timur Yu. Magarlamov

    Published 2024-01-01
    “…In the present report, we provide additional results of a detailed and comprehensive analysis of TTXs distribution in the nemertean’s proboscis, buccal cavity, and cephalic gland using an integrated approach including high-performance liquid chromatography–tandem mass spectrometry (HPLC–MS/MS), confocal laser scanning microscopy with anti-TTX antibodies, light and electron microscopies, and observations of feeding behavior. …”
    Get full text
    Article
  9. 50369

    Effects of different surface treatments on bond strength of an indirect composite to bovine dentin by Laiza Tatiana Poskus, Rosana Sampaio Meirelles, Victor Blunck Schuina, Liana Matos Ferreira, Eduardo Moreira da Silva, Jose Guilherme Antunes Guimarães

    Published 2015-01-01
    “…The failure mode was observed under a stereomicroscope and the topography by scanning electronic microscopy (SEM). Results: Sandblasted groups led to the highest BS values, (P < 0.001), except for the SFS group. …”
    Get full text
    Article
  10. 50370

    Glass fiber post treatment – does it influence resin cement bond strength? by Marciano de Freitas BORGES, Gabriela Simões TEIXEIRA, Anelise Fernandes MONTAGNER, Alexandre Henrique SUSIN

    Published 2019-09-01
    “…After 24 h, the specimens were prepared for microtensile bond strength test (hourglass format), fracture pattern and micromorphological assessment by scanning electronic microscopy, in order to measure the cement line. …”
    Get full text
    Article
  11. 50371

    Characteristics of the material composition of atmospheric suspensions in Birobidzhan city by K. S. Golokhvast, I. L. Revutskaya, N. K. Khristoforova

    Published 2013-05-01
    “…The article presents the results of research of nano- and microparticles of the atmospheric suspensions containing in snow of Birobidzhan in winter of 2011/2012 by means of scanning electronic microscopy with the power dispersive analysis. …”
    Get full text
    Article
  12. 50372

    LAS MITOCONDRIAS EN LA TRANSFORMACIÓN CELULAR DEL EPITELIO MAMARIO by Ricardo Cornejo U

    Published 2008-01-01
    “…Method: Transmission electronic microscopy using morphometric techniques was applied to this cell types, emphasizing mitochondria variations, trying to clarify its role in each cell type metabolism. …”
    Get full text
    Article
  13. 50373

    ANÁLISIS MORFOMÉTRICO DE LISOSOMAS: MARCADORES DE TRANSFORMACIÓN CELULAR DEL EPITELIO MAMARIO by Ricardo Cornejo U

    Published 2009-01-01
    “…Method: Transmission electronic microscopy using morphometric techniques was applied to this cell types, emphasizing lysosomes variations, trying to clarify its role in each cell type metabolism. …”
    Get full text
    Article
  14. 50374

    A stem group Codium alga from the latest Ediacaran of South China provides taxonomic insight into the early diversification of the plant kingdom by Shu Chai, Cédric Aria, Hong Hua

    Published 2022-09-01
    “…Tomographic X-ray and electronic microscopy revealed a characteristic medulla made of intertwined siphons and tightly packed peripheral utricles, suggesting these fossils belong to the Bryopsidales genus Codium. …”
    Get full text
    Article
  15. 50375

    ROENTGEN-STRUCTURAL AND ROENTGEN-SPECTRAL ANALYSIS OF SERUM FACIES IN CARDIOVASCULAR DISEASE DIAGNOSTICS by N. S. Karpunina, A. V. Tuev, A. B. Volyntsev, I. I. Aminova

    Published 2011-12-01
    “…Microphotography of the serum facies was performed using electronic microscopy (S-3400N); energy-dispersive spectral analysis of the facies was also performed. …”
    Get full text
    Article
  16. 50376

    Experimental Evaluation of the Concrete Damage and Pore Characteristics under Salt-Freezing Cycles by Jiguo Zhou, Guihua Wang, Jun Xu

    Published 2022-06-01
    “…Low-field nuclear magnetic resonance (NMR) and scanning electronic microscopy are used to investigate the change in the microstructure of concrete specimens under salt freeze–thaw cycles (FTCs). …”
    Get full text
    Article
  17. 50377

    Evaluating Sand Particle Surface Smoothness Using a New Computer-Based Approach to Improve the Characterization of Macroscale Parameters by Anthony Tessari, Mark Muszynski

    Published 2023-09-01
    “…The second approach is also a visual evaluation, but it utilizes images obtained via scanning electronic microscopy, traditional optical microscopy, and newer low-cost digital microscopes that can be rapidly connected to a smartphone or laptop. …”
    Get full text
    Article
  18. 50378
  19. 50379

    Synthesis, characterization and optimization of polyacrylonitrile electrospun nanofiber membranes by Mataram, Agung

    Published 2012
    “…The fiber structure was examined in terms of pore size, contact angle, tensile strength, Young’s modulus, fourier transform infrared spectrometer (FTIR), and scanning electronic microscopy (SEM). The results indicated that the increase of polymer concentration and flow rate, the average fiber diameter increases. …”
    Get full text
    Thesis
  20. 50380

    Hierarchical Mo9Se11 nanoneedles on nanosheet with enhanced electrochemical properties as a battery-type electrode for asymmetric supercapacitors by Rajan, Jose, Radhiyah, Abd Aziz, Saifful Kamaluddin, Muzakir, Izan Izwan, Misnon, Jamil, Ismail

    Published 2016
    “…The material is characterized by X-ray and electron diffraction, X-ray photoelectron spectroscopy, gas adsorption studies, scanning and transmission electron microscopies for their crystal structure, surface and morphological properties. …”
    Get full text
    Article