Showing 2,001 - 2,020 results of 4,095 for search '"spectroscopy"', query time: 0.53s Refine Results
  1. 2001

    Synthesizing Iron Atom Doped Carbon Nanotubes by Elguja R Kutelia, Ayten S Bakhtiyarova, Sayavur I Bakhtiyarov

    Published 2025-01-01
    “…Complementary techniques like transmission electron microscopy (TEM) or X-ray photoelectron spectroscopy (XPS) can provide more detailed structural insights.…”
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    Article
  2. 2002

    Frequency Domain Diagnostics of Transformer Insulation by M. Gutten, M. Šebok, D. Korenčiak, P. Brnčal, M. Kubiš, P. Żukowski, T. N. Koltunowicz

    Published 2019-12-01
    “…In this part are presented differently insulating methods, for example method of recovery voltage method, method of polarization and depolarization currents and chromatographic analysis.The second part of paper deals use of method of frequency domain spectroscopy for oil power transformers. This method is used in analysis insulating condition of power transformer with system of oil-paper. …”
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    Article
  3. 2003

    Supercapacitance of Single-Walled Carbon Nanotubes-Polypyrrole Composites by Matei Raicopol, Alina Pruna, Luisa Pilan

    Published 2013-01-01
    “…The composites were further characterized by cyclic voltammetry and electrochemical impedance spectroscopy. The results showed good electrochemical charge storage properties for the synthesized composites based on PPY and SWCNTs covalently functionalized with pyrrole units making them promising electrode materials for high power supercapacitors.…”
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    Article
  4. 2004

    50 eV O+ ion induced deposition of tin dioxide using tetramethyltin by Satoru Yoshimura, Takae Takeuchi, Masato Kiuchi

    Published 2025-02-01
    “…Analyses by X-ray photoelectron spectroscopy (XPS) confirmed that these films were made of metallic tin. …”
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    Article
  5. 2005

    Preparation and Characterization of Biochars Obtained from Biomasses for Combustible Briquette Applications by Chaimaa Hadey, M. Allouch, M. Alami, F. Boukhlifi, I. Loulidi

    Published 2022-01-01
    “…The biomass samples and their produced biochars were characterized using calorific value, Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy and energy dispersive X-ray spectrometry (SEM and EDX), compressibility index, and combustion behavior in order to analyze their potential. …”
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    Article
  6. 2006

    Synthesis of Layered Organic-Inorganic Nanocomposites of Zinc and Copper by Laser Ablation in Liquid by V. T. Karpukhin, M. M. Malikov, T. I. Borodina, G. E. Val'yano, O. A. Gololobova

    Published 2012-01-01
    “…Dependence of the formation dynamics of these composites on an exposure time of radiation and on an aging time of colloids was studied by the absorption spectroscopy, by X-ray diffraction, by scanning electron (SEM), and atomic force microscopy (AFM). …”
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    Article
  7. 2007

    Studying the Synthesis of Graphene Oxide in Ammonium Carbonate Solution by Khushnudbek Eshchanov, Makhliyo Ibragimova, Bazar Ibadullaev

    Published 2024-06-01
    “…The composition of graphene oxide was analyzed using UV- and ATR-FTIR spectroscopy and quantum chemical calculation methods. …”
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    Article
  8. 2008

    Rapid Synthesis of Dittmarite by Microwave-Assisted Hydrothermal Method by Lai zhenyu, Qian Jueshi, Lu Zhongyuan, Li Qian, Zou Qiulin

    Published 2012-01-01
    “…The resulting samples were investigated by X-ray powder diffraction, scanning electron microscopy, Fourier transform infrared spectroscopy, and thermogravimetry-differential thermal analysis. …”
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    Article
  9. 2009

    Synthesis and Antibacterial Activity of Grafted Poly(Vinyl Chloride) Polymer against Gram-Positive and Gram-Negative Bacteria by Shrajan Kotian, Sonali Gupta, Yashoda Malgar Puttaiahgowda, Sanmit Shetty

    Published 2024-01-01
    “…The produced polymer’s chemical structure and thermal properties were investigated using Fourier-transform infrared spectroscopy, nuclear magnetic resonance, and thermo-gravimetric analysis. …”
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    Article
  10. 2010

    Chemical Composition of Aerosols of an Electronic Cigarette by Wen-Hsi Cheng, Chia-Yu Chang, Yi-Ya Chen, Hui-Wen Su

    Published 2021-03-01
    “…The samples were then analyzed using gas chromatography (GC)-mass spectroscopy (MS) to determine the constituents. Based on the experimental results, e-cigarette smokers are exposed to high concentrations of nicotine (146 ± 51 mg m−3) during long sessions. …”
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    Article
  11. 2011

    Rice Husk Ash for Fast Removal of 2,4-Dichlorophenoxyacetic Acid from Aqueous Solution by Sunil K. Deokar, Sachin A. Mandavgane

    Published 2015-05-01
    “…RHA was characterized extensively by X-ray fluorescence, Fourier transform infrared spectroscopy, BET surface area, CO 2 , H 2 O, N 2 and SO 2 (CHNS) analysis. 2,4-Dichlorophenoxyacetic acid (2,4-D), a commonly used pesticide, was chosen as a representative adsorbate for studying the effects of various parameters in batch adsorption. …”
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    Article
  12. 2012

    Green Synthesis of Highly Luminescent Carbon Quantum Dots from Lemon Juice by Bui Thi Hoan, Phuong Dinh Tam, Vuong-Hung Pham

    Published 2019-01-01
    “…The obtained C-dots were characterized by high-resolution transmission electron microscopy, X-ray photoelectron spectroscopy, Fourier transform infrared spectrophotometry, dynamic light scattering, ultraviolet-visible spectrophotometry, and photoluminescent spectrophotometry. …”
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    Article
  13. 2013

    A Facile Synthesis and Properties of Graphene Oxide-Titanium Dioxide-Iron Oxide as Fenton Catalyst by Bhawana Jain, Jaya V. Gade, Arti Hadap, Huma Ali, Khadijah Mohammedsaleh Katubi, Bashyam Sasikumar, Reena Rawat

    Published 2022-01-01
    “…Morphology of the prepared nanocomposites was assessed by SEM coupled with EDS (energy dispersive spectroscopy). HRTEM was used to measure the size of the nanocomposites with shape and morphology. …”
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    Article
  14. 2014

    Antibiotic residuals removal via novel fabricated hydrogel from 2-hydroxyethyl methacrylate and sodium methacrylate by Nahit Aktaş, Sinan Akgöl, Urmat Zholdoshbek Uulu

    Published 2023-07-01
    “…Synthesized hydrogels were characterized by different methods such as Fourier-transform infrared spectroscopy (FTIR), elemental and scanning electron microscope (SEM), and surface area calculations. …”
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    Article
  15. 2015

    Magnetic Properties of Fe and Ni Doped SnO2 Nanoparticles by Ravi Kumar, K.D.Verma, Shalendra Kumar, Mayora Varshney, Aditya Sharma

    Published 2011-07-01
    “…X‐Ray Diffraction (XRD), transmission electron microscopy (TEM), energy dispersive x‐ray analysis (EDAX), UV‐ visible absorption spectroscopy and room temperature magnetization measurements were performed to study the crystal structure, morphology, elemental analysis, optical band gap and magnetic properties of Fe and Ni doped SnO2. …”
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    Article
  16. 2016

    An Electrochemical Impedance Spectroscopic Study of the Passive State on AISI 304 Stainless Steel by A. Fattah-alhosseini, S. Taheri Shoja, B. Heydari Zebardast, P. Mohamadian Samim

    Published 2011-01-01
    “…In this study, the electrochemical behavior of passive films anodically formed on AISI 304 stainless steel in sulfuric acid solution has been examined using electrochemical impedance spectroscopy. AISI 304 in sulphuric acid solution is characterized by high interfacial impedance, thereby illustrating its high corrosion resistance. …”
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    Article
  17. 2017

    Assessment of Ruthenium Dye N719 Adsorption Kinetics in Mesoporous TiO2 Films of Dye-Sensitized Solar Cells via Nanoplasmonic Sensing by Fahd M. Rajab

    Published 2018-01-01
    “…Analytical studies included scanning electron microscopy and ellipsometry, X-ray diffraction, and UV-Vis spectroscopy, as well as quantum efficiency and current-voltage device characterizations. …”
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  18. 2018

    Biomass derived carbon/platinum nanoparticles as electrocatalyst for the hydrogen evolution by Shimaa M. Ali

    Published 2025-02-01
    “…The electrocatalytic activity of Pt NPs for the hydrogen evolution reaction (HER) is examined by cathodic linear polarization and impedance spectroscopy. A high catalytic performance is shown by the prepared sample, as indicated by the calculated exchange current density 5.3 mA/cm2, and activation energy, 38.13 kJ/mol. …”
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    Article
  19. 2019

    Magnetic Properties of Well-Aligned ZnO Nanorod Arrays Grown by a Simple Hydrothermal Reaction by Jiangni Yun, Rui Qu, Zhiyong Zhang, Jun Li

    Published 2014-01-01
    “…The as-prepared nanorod arrays were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), energy dispersive spectroscopy (EDS), photoluminescence (PL) spectrum, and magnetization measurements. …”
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    Article
  20. 2020

    A Study of Mn(II) Ion Capture by Mesoporous Silica by Na-Juan Yuan, Tie-Zhen Ren, Jeppe Christensen

    Published 2011-05-01
    “…Characterization using UV–vis spectroscopy, nitrogen sorption isotherms and thermogravimetric analysis after adsorption indicated that the Mn(II) ions were adsorbed onto the mesoporous silica surface.…”
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    Article