Showing 1,741 - 1,760 results of 2,161 for search '"electron microscopy"', query time: 0.05s Refine Results
  1. 1741

    Electroanalytical Performance of a Carbon Paste Electrode Modified by Coffee Husks for the Quantification of Acetaminophen in Quality Control of Commercialized Pharmaceutical Table... by Serge Foukmeniok Mbokou, Maxime Pontié, Jean-Philippe Bouchara, Francis Merlin Melataguia Tchieno, Evangeline Njanja, Assad Mogni, Pierre Yves Pontalier, Ignas Kenfack Tonle

    Published 2016-01-01
    “…Electrochemical determination of acetaminophen (APAP) was successfully performed using a carbon paste electrode (CPE) modified with coffee husks (CH-CPE). Scanning electron microscopy (SEM) and SEM-energy dispersive X-ray spectroscopy (SEM-EDX) were, respectively, used for the morphological and elemental characterization of coffee husks prior to their utilization. …”
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  2. 1742

    Enhancing Graphene Oxide Production and Its Efficacy in Adsorbing Crystal Violet: An In-Depth Study of Thermodynamics, Kinetics, and DFT Analysis by Soukaina El Bourachdi, Faiçal El Ouadrhiri, Fatima Moussaoui, Ebraheem Abdu Musad Saleh, Abdelhay El Amri, Raed H. Althomali, Asmaa F. Kassem, Marwa Mostafa Moharam, Ali raza Ayub, Kakul Husain, Ismail Hassan, Amal Lahkimi

    Published 2024-01-01
    “…Graphene oxide underwent thorough analysis using Fourier-transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), scanning electron microscopy (SEM), and specific surface area determination via the Brunauer–Emmett–Teller (BET) method. …”
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    Article
  3. 1743

    Metal and Precursor Effect during 1-Heptyne Selective Hydrogenation Using an Activated Carbon as Support by Cecilia R. Lederhos, Juan M. Badano, Nicolas Carrara, Fernando Coloma-Pascual, M. Cristina Almansa, Domingo Liprandi, Mónica Quiroga

    Published 2013-01-01
    “…All catalysts were characterized by temperature programmed reduction, X-ray diffraction, transmission electron microscopy, and X-ray photoelectron spectroscopy. …”
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    Article
  4. 1744

    Synthesis of Highly Sulfonated Poly(arylene ether) Containing Multiphenyl for Proton Exchange Membrane Materials by Yi-Chiang Huang, Ruei-Hong Tai, Hsu-Feng Lee, Po-Hsun Wang, Ram Gopal, Chun-Che Lee, Mei-Ying Chang, Wen-Yao Huang

    Published 2016-01-01
    “…The microphase structure was investigated by transmission electron microscopy (TEM) and the ionic aggregation of sulfonic acid groups exhibited spherical ionic clusters with well-developed phase separated morphology. …”
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    Article
  5. 1745

    Antifungal Activity of Gelatin-Tapioca Starch Film and Coating Containing Copper Nanoparticles against Colletotrichum gloeosporioides Causing Anthracnose by Vinh Tien Nguyen, My-Sam Dang-Thi, Khanh Son Trinh

    Published 2020-01-01
    “…The x-ray diffraction spectrum of the CuNPs indicated the presence of mostly metallic copper with some minor impurities of Cu2O, CuO, and Cu(OH)2. Transmission electron microscopy (TEM) images and dynamic light scattering studies showed that the sizes of 90% of CuNPs were in 100–300 nm range. …”
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    Article
  6. 1746

    Rapamycin Alleviates 2,4,6-Trinitrobenzene Sulfonic Acid-Induced Colitis through Autophagy Induction and NF-κB Pathway Inhibition in Mice by Zhen Ni, Hao Li, Dong Mu, Juanni Hou, Xiaoyan Liu, Shanhong Tang, Shumei Zheng

    Published 2022-01-01
    “…The monodansylcadaverine (MDC) staining and transmission electron microscopy were developed to study the autophagy in LPS-induced HT-29 cells. …”
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    Article
  7. 1747

    Adsorptive Removal of Malachite Green Dye onto Coal-Associated Soil and Conditions Optimization by T. R. Sundararaman, A. Saravanan, P. Senthil Kumar, M. Millicent Mabel, R. V. Hemavathy, S. Karishma, S. Jeevanantham, R. Hemavathi, A. Ishwariya, S. Kowsalya

    Published 2021-01-01
    “…The adsorbent material was characterized using scanning electron microscopy (SEM) and Fourier Transform Infrared Spectrophotometer (FTIR) analyses. …”
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    Article
  8. 1748

    Green synthesis of high-performance gallium oxide supercapacitor: A path to outstanding energy density by Jamal Alnofiay, Ahmed Al-Shahrie, Elsayed Shalaan

    Published 2024-11-01
    “…However, a lower oxidation state, Ga1+, was also detected. Scanning electron microscopy (SEM) images showed a high degree of morphological diversity with a wide variety in shape and size of powder particles. …”
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    Article
  9. 1749

    Indigo Carmine and 2,6-Dichlorophenolindophenol Removal Using Cetyltrimethylammonium Bromide-Modified Palm Oil Fiber: Adsorption Isotherms and Mass Transfer Kinetics by Marcel Cédric Deussi Ngaha, Evangéline Njanja, Giscard Doungmo, Arnaud Tamo Kamdem, Ignas Kenfack Tonle

    Published 2019-01-01
    “…Raw, NaOH-treated, and CTAB-modified POF were characterized by Fourier-transform infrared (FT-IR) spectroscopy, elemental analysis, thermogravimetric-hyperdifferential scanning calorimetric (TG-HDSC) analysis, X-ray diffraction (XRD), and scanning electron microscopy (SEM). The adsorption studies of IC and 2,6-DCPIP were performed in batch mode using CTAB-modified POF. …”
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    Article
  10. 1750

    Bioenergy potential of Chlorella vulgaris under the influence of different light conditions in a bubble column photobioreactor by S. Dhanasekar, R. Sathyanathan

    Published 2023-10-01
    “…Moreover, in the blue light condition, scanning electron microscopy analysis showed no significant changes in the shape of Chlorella vulgaris and energy-dispersive X-ray analysis elemental composition exhibited the lowest oxygen-to-carbon ratio (1.03). …”
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    Article
  11. 1751

    Comparative Evaluation of Structural Characteristics and in Vitro Biological Activities of Polysaccharides from Common Bean (Phaseolus vulgaris L.) and Those from Shiitake Mushroom... by XU Mengyue, TIAN Xin, WANG Junke, WU Aoxue, ZOU Zhiyi, WU Jiahui, WANG Hongbo

    Published 2024-12-01
    “…Fourier transform infrared spectroscopy (FTIR), high performance liquid chromatography (HPLC), high performance gel permeation chromatography (HPGPC), scanning electron microscopy (SEM) and Congo red assay were used to characterize the structures, monosaccharide compositions, molecular masses, and microstructures of the two kinds of polysaccharides. …”
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    Article
  12. 1752

    Strength, Hydraulic, and Microstructural Characteristics of Expansive Soils Incorporating Marble Dust and Rice Husk Ash by Fazal E. Jalal, Sultani Mulk, Shazim Ali Memon, Babak Jamhiri, Ahsan Naseem

    Published 2021-01-01
    “…By using X-ray diffraction (XRD) and scanning electron microscopy (SEM) analyses, the effect of curing on UCS after 3, 7, 14, 28, 56, and 112 days was studied from the standpoint of microstructural changes. …”
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  13. 1753

    Solubility Characteristics and Slow-Release Mechanism of Nitrogen from Organic-Inorganic Compound Coated Urea by Hongtao Zou, Yao Ling, Xiuli Dang, Na Yu, YuLing Zhang, YuLong Zhang, Jianghui Dong

    Published 2015-01-01
    “…The membrane microstructure with and without incubation was tested via scanning electron microscopy (SEM). Slow release of nitrogen (N) from different inorganic minerals was analysed by the activation energy from the nutrient solubility system. …”
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    Article
  14. 1754

    Intense Red Upconversion Emission and Shape Controlled Synthesis of Gd2O3:Yb/Er Nanocrystals by Zhigao Yi, Boyun Wen, Chao Qian, Haibo Wang, Ling Rao, Hongrong Liu, Songjun Zeng

    Published 2013-01-01
    “…The as-prepared samples were characterized by the typical X-ray diffraction, energy-dispersive X-ray spectroscopy, transmission electron microscopy (TEM), high-resolution TEM, and spectrophotometer. …”
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    Article
  15. 1755

    Optimization of Storage Temperature for Cultured ARPE-19 Cells by Lara Pasovic, Tor Paaske Utheim, Rima Maria, Torstein Lyberg, Edward B. Messelt, Peder Aabel, Dong Feng Chen, Xiangjun Chen, Jon Roger Eidet

    Published 2013-01-01
    “…Viability and phenotype were assessed by a microplate fluorometer and epifluorescence microscopy, while morphology was analyzed by scanning electron microscopy. Results. The percentage of viable cells preserved after storage was highest in the 16°C group (48.7%±9.8%; P<0.01 compared to 4°C, 8°C, and 24°C–37°C; P<0.05 compared to 12°C). …”
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  16. 1756

    Effect of sulfinate salt on bonding and polymerization of adhesive to intracoronally bleached dentin by Napatsorn Piyanuluk, Kittisak Sanon, Pasiree Thongthai, Pharsiri Sirirangsee, Raju Botta, Thitaphat Ngernsutivorakul, Varinee Srimahachota, Citra Kusumasari, Dini Asrianti, Junji Tagami

    Published 2025-01-01
    “…Microtensile bond strength (µTBS) using the bonded surface area of 1 mm2 at the crosshead speed of 1 mm/min measurements after 24 h storage and thermocycles (TC), degree of conversion (DC) analyses by Raman spectroscopy (n = 3 teeth), ultrastructure of resin-dentin interface (n = 3 teeth), and intracoronally bleached pulp chamber dentin surface (n = 3 teeth) observations by scanning electron microscopy (SEM) were subsequently performed. Data were analyzed using the one-way ANOVA, Tukey’s post-hoc, and paired t-test. …”
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    Article
  17. 1757

    Comparison of Two Synthesis Methods for 3D PLA-Ibuprofen Nanofibrillar Scaffolds by Esteban Mena-Porras, Annaby Contreras-Aleman, María Francinie Guevara-Hidalgo, Esteban Avendaño Soto, Diego Batista Menezes, Marco Antonio Alvarez-Perez, Daniel Chavarría-Bolaños

    Published 2025-01-01
    “…The scaffolds were characterized using scanning electron microscopy (SEM), differential scanning calorimetry (DSC), thermogravimetric analysis (TGA), and Fourier-transformed infrared (FT-IR) spectroscopy. …”
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    Article
  18. 1758

    Evidence that the domesticated fungus Leucoagaricus gongylophorus recycles its cytoplasmic contents as nutritional rewards to feed its leafcutter ant farmers by Caio Ambrosio Leal-Dutra, Lok Man Yuen, Bruno Augusto Maciel Guedes, Marta Contreras-Serrano, Pedro Elias Marques, Jonathan Zvi Shik

    Published 2023-09-01
    “…We next used scanning electron microscopy and light microscopy to link this intracellular rearrangement to the external branching patterns of gongylidium cells as they clump together into edible bundles called staphyla. …”
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    Article
  19. 1759

    Effects of NiAl on precipitation behavior and mechanical properties of M2C strengthened secondary hardening steel by Yangxin Wang, Aijun Li, Tong wang, Junjie Sheng, Xin Cao, Chundong Hu, Han Dong

    Published 2025-03-01
    “…The influence of NiAl on the precipitation behavior of M2C and its precipitation strengthening effect were studied using atom probe tomography, transmission electron microscopy, and first-principles calculations. …”
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    Article
  20. 1760

    Effect of Inflammation on Gingival Mesenchymal Stem/Progenitor Cells’ Proliferation and Migration through Microperforated Membranes: An In Vitro Study by M. Al Bahrawy, K. Ghaffar, A. Gamal, K. El-Sayed, V. Iacono

    Published 2020-01-01
    “…Following 24 hours of incubation period, migrating cells were determined on the undersurface of microperforated membranes and the membrane-seeded cells were examined by scanning electron microscopy. Results. GMSCs demonstrated all predefined stem/progenitor cell characteristics. …”
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    Article