Showing 2,781 - 2,800 results of 3,204 for search '"spectroscopy"', query time: 0.06s Refine Results
  1. 2781

    Influence of Y–Bi–Co oxide doping on electrical performance of ZnO varistors based on simulation analysis by Zhengzheng Fu, Zongxi Zhang, Songhai Fan, Tao Cui, Donghui Luo, Yue Yin, Pengfei Meng, Jingke Guo

    Published 2025-01-01
    “…Abstract ZnO varistors doped with Y2O3, Bi2O3, and Co2O3 were analyzed for electrical performance, microstructure, phase composition, and elemental distribution using electrical performance testing, scanning electron microscopy, X‐ray diffraction, and energy dispersive spectroscopy tests. The best results were obtained with 0.5 mol% Y2O3, 2 mol% Bi2O3, and 3 mol% Co2O3, yielding a 356 V/mm voltage gradient, 0.9 μA leakage current, and a nonlinear coefficient of 66.2. …”
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  2. 2782

    Investigating the Adsorption and Corrosion Protection Efficacy and Mechanism of <i>Marjoram</i> Extract on Mild Steel in HCl Medium by Malika Sabiha, Younes Kerroum, Maha El Hawary, Maria Boudalia, Abdelkbir Bellaouchou, Othmane Hammani, Hatem M. A. Amin

    Published 2025-01-01
    “…The protection performance of <i>OML</i> was assessed using various electrochemical techniques, including potentiodynamic polarization (PDP) and electrochemical impedance spectroscopy (EIS), as well as the weight loss method. …”
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  3. 2783

    Real-time non-destructive characterization of epoxy resin curing kinetics and mechanical response for enhanced manufacturing quality control by Gonzalo Seisdedos, Edgar Viamontes, Eduardo Salazar, Cristian Pantea, Eric S. Davis, Tommy Rockward, Benjamin Boesl

    Published 2025-02-01
    “…This work presents a method to non-destructively evaluate the curing kinetics and viscoelastic properties of epoxy resin in real time due to variations in stoichiometry combining ultrasonics and Fourier Transform Infrared Spectroscopy. Samples with a different amine-to-epoxy ratio were manufactured and tested. …”
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  4. 2784

    Sorption behavior of pomegranate polyphenols on surfactant-modified clays in aqueous solution by Houda Saad, Thouraya Turki, Mondher Srasra, Ezzeddine Srasra

    Published 2025-03-01
    “…Surfactant-modified clays were characterized by X-ray diffraction (XRD) and Fourier Transform Infrared spectroscopy (FTIR). The adsorption study was conducted at different pHs and polyphenols concentrations. …”
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  5. 2785

    FEATURES OF BIOELEMENTS ACCUMULATION BY FUNGI L. EDODES DURING CULTIVATION IN SUBSTRATES ENRICHED WITH Cr, Se, Ge, Fe CITRATES by I. Andrusyshyna, O. Velikanov, D. Bakhlukov

    Published 2024-05-01
    “…The content of bioelements was determined by optical emission spectroscopy with inductively coupled plasma. According to the research results, the enrichment of the substrate with citrates Cr, Se, Ge, Fe leads to their accumulation by shiitake mushrooms and also affects the trace element composition of mushrooms in general, but modification of the trace element composition of the substrate does not lead to the accumulation of bioelements and toxicants above the level of the maximum permissible concentration. …”
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  6. 2786

    Silver Nanoparticles Conjugate Attenuates Highly Active Antiretroviral Therapy-Induced Hippocampal Nissl Substance and Cognitive Deficits in Diabetic Rats by Sodiq Kolawole Lawal, Samuel Oluwaseun Olojede, Ayobami Dare, Oluwaseun Samuel Faborode, Edwin Coleridge S. Naidu, Carmen Olivia Rennie, Onyemaechi Okpara Azu

    Published 2021-01-01
    “…Conjugated HAART-AgNPs were characterized using FTIR spectroscopy, UV spectrophotometer, HR-TEM, SEM, and EDX for absorbance peaks, size and morphology, and elemental components. …”
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  7. 2787

    Detection of exhaled methane levels for monitoring trauma-related haemorrhage following blunt trauma: study protocol for a prospective observational study by Péter Jávor, Ferenc Rárosi, Tamara Horváth, László Török, Endre Varga, Petra Hartmann

    Published 2022-07-01
    “…Exhaled CH4 concentrations will be monitored by attaching a near-infrared laser technique-based photoacoustic spectroscopy apparatus to the exhalation outlet of the ventilator on patient arrival. …”
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  8. 2788

    A Spectral Transfer Function to Harmonize Existing Soil Spectral Libraries Generated by Different Protocols by Nicolas Francos, Daniela Heller-Pearlshtien, José A. M. Demattê, Bas Van Wesemael, Robert Milewski, Sabine Chabrillat, Nikolaos Tziolas, Adrian Sanz Diaz, María Julia Yagüe Ballester, Asa Gholizadeh, Eyal Ben-Dor

    Published 2023-01-01
    “…Given our results, this paper enhances the importance of soil spectroscopy by contributing to analyses in remote sensing, soil surveys, and digital soil mapping.…”
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  9. 2789

    Conductive polymers and derivatives as recognition element for electrochemical sensing of food and drug additives: A brief perspective by Hassan O. Shoyiga, Omolola E. Fayemi

    Published 2025-01-01
    “…Alongside the concepts of electrochemical sensing, we examine diverse electroanalytical techniques, including chronoamperometry, cyclic voltammetry, electrochemical impedance spectroscopy, and differential pulse voltammetry, which are presented in a tabular format. …”
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  10. 2790

    Profiling Proteins in the Hypothalamus and Hippocampus of a Rat Model of Premenstrual Syndrome Irritability by Mingqi Qiao, Peng Sun, Yang Wang, Sheng Wei, Xia Wei, Chunhong Song, Fushun Wang, Jibiao Wu

    Published 2017-01-01
    “…Matrix-assisted laser desorption/ionisation time of flight mass spectroscopy (MALDI-TOF-MS) was used to identify proteins possibly related with PMS irritability. …”
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  11. 2791

    A Low-Cost Layered Double Hydroxide (LDH) Based Amperometric Sensor for the Detection of Isoproturon in Water Using Carbon Paste Modified Electrode by Herve Leclerc Tcheumi, Aude Peggy Kameni Wendji, Ignas Kenfack Tonle, Emmanuel Ngameni

    Published 2020-01-01
    “…Various physicochemical techniques such as FT-IR spectroscopy, X-ray diffraction, and thermal analysis were used to characterize this material. …”
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  12. 2792

    Metallized Sol–Gel coatings on ceramic glazes with photocatalytic activity by Guillermo Monrós, Carolina Delgado, José Antonio Badenes, Guillem Monrós-Andreu, Mario Llusar

    Published 2024-10-01
    “…The microstructure of the layers, studied by grazing incidence X-ray diffraction (GIXRD), scanning electron microscopy with energy-dispersive X-ray spectroscopy (SEM-EDS), and atomic force microscopy (AFM), shows that the heterogeneous nucleation of oxides from the inks supposes the formation of many nanocrystals that form clusters, also of nanometric size, growing parallel to each other and normal to the surface, following a film–glaze interaction model of nucleation, growth, and dissolution. …”
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  13. 2793

    Interactions of Self-Assembled <i>Bletilla Striata</i> Polysaccharide Nanoparticles with Bovine Serum Albumin and Biodistribution of Its Docetaxel-Loaded Nanoparticles by Guangyuan Zhang, Jin Qiao, Xin Liu, Yuran Liu, Ji Wu, Long Huang, Danyang Ji, Qingxiang Guan

    Published 2019-01-01
    “…The affinity ability of bovine serum albumin (BSA) and the BSPs-SA nanoparticles was also characterized utilizing ultraviolet and fluorescence spectroscopy. Besides, the bioavailability and tissue distribution of docetaxel (DTX)-loaded BSPs-SA nanoparticles were also assessed. …”
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  14. 2794

    Pyrolysis and Dioxin Production Characteristics of Mineralized Waste in Landfills by Jian-Ying Fu, Han-Cheng Ma, Wen-Tao Jiao, Xu Xu, Xiao-Qing Lin, Xiao-Dong Li, Ming-Xiu Zhan

    Published 2023-11-01
    “…This study also compared the heavy metal speciation in char formed during MW pyrolysis using in situ X-ray photoelectron spectroscopy. The results show that carbon and chlorine mainly exist in the form of C and organic chlorine and CuCl2, respectively. …”
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  15. 2795

    Isolation of Cellulose from Wheat Straw Using Alkaline Hydrogen Peroxide and Acidified Sodium Chlorite Treatments: Comparison of Yield and Properties by Umair Qasim, Zulfiqar Ali, Muhammad Shahid Nazir, Sadaf Ul Hassan, Sikander Rafiq, Farrukh Jamil, Ala’a H. Al-Muhtaseb, Muzaffar Ali, Muhammad Bilal Khan Niazi, Nasir M. Ahmad, Sami Ullah, Ahmad Mukhtar, Sidra Saqib

    Published 2020-01-01
    “…The final product (after treatments) was characterized by Fourier transform infrared spectroscopy (FT-IR), X-ray diffraction (XRD), and thermogravimetric analysis (TGA) for the identification of properties. …”
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  16. 2796

    The Synthesis Followed by Spectral and Calorimetric Evaluation of Stability of Human Milk Fat Substitutes Obtained from Thistle Milk and Lard by Joanna Bryś, lnês Filipa Vaz Flores, Agata Górska, Ewa Ostrowska–Ligęza, Andrzej Bryś, Tomasz Niemiec, Piotr Koczoń

    Published 2019-01-01
    “…Pressure Differential Scanning Calorimetry (PDSC) and Fourier Transform Infrared Spectroscopy (FT-IR) were applied to evaluate quality of products formed. …”
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  17. 2797

    Design and Preparation of Activated Carbon with High Specific Surface Area and Porosity Through an Organic Activator Coupled with CO2 Activation by Yizhong Li, Xiaoqing Yan, Zhi Cui, Jingkang Yuan, Baorong Xu, Guidong Yang

    Published 2025-02-01
    “…By means of thermogravimetric (TG) analysis and simultaneous thermal analysis‐Fourier transform infrared spectroscopy‐gas chromatography/mass spectrometry a suggested activation process and mechanism of the novel organic activators is proposed. …”
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  18. 2798

    Simultaneous Determination of Mineral Nutrients and Toxic Metals in M. stenopetala from Southern Ethiopia: A Comparative Study of Three Cultivating Areas Using MP-AES by Ashenafi Shemnsa, Wondimeneh Dubale Adane, Merid Tessema, Endale Tesfaye, Gizaw Tesfaye

    Published 2024-01-01
    “…In this study, for the first time, the levels of thirteen micro- and macromineral nutrients in the leaves, seeds, and supportive soil of Moringa stenopetala (M. stenopetala) were simultaneously determined using microwave plasma atomic emission spectroscopy (MP-AES). The samples were collected during the arid season, in 2019 from the three main M. stenopetala growing areas in southern Ethiopia (Chano Mile Kebele, Nechisar Kebele, and Konso Special Woreda). …”
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  19. 2799

    Polymer-Free Electrospinning of β-Cyclodextrin–Oligolactide for Magnolol and Honokiol Pharmaceutical Formulations by Diana-Andreea Blaj, Catalina A. Peptu, Mihaela Balan-Porcarasu, Cristian Peptu, Cristina Gabriela Tuchilus, Lacramioara Ochiuz

    Published 2025-01-01
    “…The morphology of the resulting fibers is established by SEM and further characterized using FTIR and NMR spectroscopy to confirm the successful incorporation of MG and HK. …”
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  20. 2800

    Assessing moisture content in XLPE power cables using frequency-dependent tangent delta measurements by Babu Naik Gugulothu, Sanjay Lakshminarayanan, Madhu Palati, Suresh Haleyur Lakshmegowda, Mahipal Bukya

    Published 2025-01-01
    “…The study employed frequency domain spectroscopy to examine the dielectric properties of XLPE cable samples with varying moisture content levels. …”
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    Article