Showing 1,961 - 1,980 results of 4,095 for search '"spectroscopy"', query time: 0.05s Refine Results
  1. 1961

    Diamond-Like Carbon Film Deposition Using DC Ion Source with Cold Hollow Cathode by E. F. Shevchenko, V. A. Tarala, M. Yu. Shevchenko, A. A. Titarenko

    Published 2014-01-01
    “…Synthesized films were researched using nanoindentation, Raman, and FTIR spectroscopy methods. Analysis of the experimental results was made in accordance with a developed model describing processes of growth of the amorphous and crystalline carbon materials.…”
    Get full text
    Article
  2. 1962

    Synthesis of Fe-MCM-41 Using Iron Ore Tailings as the Silicon and Iron Source by Xin Li, Honghao Yu, Yan He, Xiangxin Xue

    Published 2012-01-01
    “…X-ray diffraction (XRD), high-resolution transmission electron microscopy (HRTEM), diffuse reflectance UV-visible spectroscopy, 29Si magic-angle spinning (MAS) nuclear magnetic resonance (NMR), and nitrogen adsorption/desorption were used to characterize the samples. …”
    Get full text
    Article
  3. 1963

    Coordination Behavior of 3-Ethoxycarbonyltetronic Acid towards Cu(II) and Co(II) Metal Ions by Giorgos Athanasellis, Georgia Zahariou, Stefanos Kikionis, Olga Igglessi-Markopoulou, John Markopoulos

    Published 2008-01-01
    “…These complexes have been studied by means of EPR spectroscopy and magnetic susceptibility measurements. …”
    Get full text
    Article
  4. 1964

    Microplastics in Agricultural Soil and Their Impact: A Review by P. Solanki, S. Jain, R. Mehrotra, P. Mago and S. Dagar

    Published 2024-12-01
    “…Techniques, including optical microscopy and spectroscopy, extract and analyze microplastics. This comprehensive review calls for increased concern about the ecological effects of microplastics in agricultural soils. …”
    Get full text
    Article
  5. 1965

    Anti-icing properties of nonionic/hydrophilic concentrated polymer brushes and mechanistic insights via their swollen-state analysis by Ken Tamamoto, Yuji Kinose, Hikaru Okubo, Ken Nakano, Yoshinobu Tsujii

    Published 2025-02-01
    “…Furthermore, the thickening of the CPBs is key to achieving a detailed characterization of the water present in the CPBs at low temperatures using in situ microscopic Fourier-transform infrared spectroscopy and differential scanning calorimetry. These results suggest that the water effectively remaining via quasi-equilibrium partial deswelling formed a lubricating layer, contributing to high anti-icing functionality and durability.…”
    Get full text
    Article
  6. 1966

    Synthesis, Characterization of Some Novel Benzimidazole Derivatives of 1-Bromo-2,4-dinitrobenzene and Their Antifungal Activities by Abbas Ahmadi, Babak Nahri-Niknafs

    Published 2011-01-01
    “…The structures of all the synthesized compounds were elucidated by using elemental analysis and different spectroscopic techniques (IR, NMR and mass spectroscopy). Some of these compounds showed potential antifungal activities. …”
    Get full text
    Article
  7. 1967

    Intracytoplasmic Crystalline Inclusions in the Hepatocytes of an Antelope by Sanjeev Gumber, Eric Lombardini, Bruce Williams, Nobuko Wakamatsu

    Published 2010-01-01
    “…Transmission electron microscopy, scanning electron microscopy, energy dispersive X-rays analyses, and infrared spectroscopy on the liver showed the hepatocellular material consistent with protein and carbohydrate with secondary accumulation of calcium and phosphorus. …”
    Get full text
    Article
  8. 1968

    Structure Identification and Risk Assurance of Unknown Impurities in Pramipexole Oral Drug Formulation by Raymond R. Tjandrawinata, Antonius H. Cahyana, Ajeng O. Nugroho, Indra K. Adi, Joseph S. R. Talpaneni

    Published 2024-01-01
    “…These impurities were identified and characterized using ultra-performance liquid chromatography coupled with high-resolution mass spectroscopy (UPLC-HRMS). These impurities were found to be enriched when mannitol existed in the formulation. …”
    Get full text
    Article
  9. 1969

    Aminoalkylated Merrifield Resins Reticulated by Tris-(2-chloroethyl) Phosphate for Cadmium, Copper, and Iron (II) Extraction by Mokhtar Dardouri, Fayçel Ammari, Faouzi Meganem

    Published 2015-01-01
    “…The obtained resins were characterized via attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR), elemental analysis (EA), and thermogravimetric (TGA), thermodynamic (DTA), and differential thermogravimetric (DTG) analysis. …”
    Get full text
    Article
  10. 1970

    Development of a method for determination of metallic iron content within hot briquette iron (HBI) for steelmaking by Morcali M.H.

    Published 2016-01-01
    “…The concentration of iron was determined via Atomic Absorption Spectroscopy (AAS). After the optimization study, high-purity metallic iron powder (Sigma-Aldrich, PubChem Substance ID 24855469) was used to compare efficiencies and identify the optimum conditions; The present study was matched with international standard methods (BS ISO 5416:2006, IS 15774:2007). …”
    Get full text
    Article
  11. 1971

    Protocol to identify endogenous proximal proteins using biotinylation by antibody recognition by Camilla Rega, Mercedes Pardo, Lesley-Ann Martin, Jyoti Choudhary

    Published 2025-03-01
    “…We describe steps for defining proximity labeling reaction conditions, assessing enrichment using western blot, and sample preparation for mass spectroscopy analysis. We then detail procedures for data analysis and identifying proximal proteins. …”
    Get full text
    Article
  12. 1972

    Probiotic Properties of Exopolysaccharide-Producing Bacteria from Natto by Vongsathorn Ngampuak, Acharawan Thongmee, Napapan Pongpoungphet, Kanda Wongwailikhit, Panan Kanchanaphum

    Published 2023-01-01
    “…The Fourier transform infrared spectrometer or FT-IR spectroscopy confirmed the presence of carboxyl and hydroxyl groups. …”
    Get full text
    Article
  13. 1973

    Preparation and Properties of Non-Crosslinked and Ionically Crosslinked Chitosan/Agar Blended Hydrogel Films by Mohamed Mahmoud Nasef, Esam A. El-Hefian, Sariah Saalah, Adul Hamid Yahaya

    Published 2011-01-01
    “…The obtained films were characterized by Fourier transform infrared (FTIR) spectroscopy, thermogravimetry analysis (TGA), differential scanning calorimetery (DSC) and universal mechanical tester. …”
    Get full text
    Article
  14. 1974

    The Effect of Surface Functionalization on the Immobilization of Gold Nanoparticles on Graphene Sheets by Min Song, Juan Xu, Changzi Wu

    Published 2012-01-01
    “…Transmission electron morphology (TEM) and ultraviolet-visible (UV-Vis) spectroscopy are employed to study the effect of surface functionalities on AuNPs distribution onto the graphene surface and demonstrate the successful immobilization of AuNPs on graphene surface.…”
    Get full text
    Article
  15. 1975

    Equilibrium Isotherms, Kinetics, and Thermodynamic Mechanisms of a Novel Polyacrylamide-Strychnos potatorum Seed-Derived Activated Carbon Composite for Aqueous Hardness Removal by Yohan L. N. Mathota Arachchige, T. D. Fernando

    Published 2022-01-01
    “…The synthesized composite was characterized using Fourier transform infrared-attenuated total reflection (FTIR-ATR) spectroscopy and scanning electron microscope (SEM). …”
    Get full text
    Article
  16. 1976

    Preparation, Encapsulation, and Performance Evaluation of Ternary Phase Change Materials for Building Envelope by Hongzhi Zhu, Bin Guo, Zhi Li

    Published 2022-01-01
    “…DSC thermal analysis and Fourier transform infrared spectroscopy (FT-IR) characterization were carried out. …”
    Get full text
    Article
  17. 1977

    Influence des solvants aromatiques sur les propriétés optiques du bleu de phtalocyanine de cuivre en milieu pictural by Catherine Defeyt

    Published 2010-11-01
    “…These fives forms have been examined by polarized light microscopy and analysed with Fourier transform IR spectroscopy and X ray diffraction  in order to compare optical and chemical properties before and after they have been in contact with aromatic solvents.…”
    Get full text
    Article
  18. 1978

    Adsorption of methylene blue from aqueous solution onto viscose-based activated carbon fiber felts: Kinetics and equilibrium studies by Qi-Xia Liu, Yi-Ru Zhou, Mei Wang, Qian Zhang, Tao Ji, Tian-Ye Chen, De-Cheng Yu

    Published 2019-05-01
    “…Two viscose-based activated carbon fiber felts (VACFF-1300 and VACFF-1600) with different specific surface areas and pore structures were prepared via two-step carbonization and steam activation and characterized by SEM observation, N 2 adsorption/desorption isotherms, Fourier-transform infrared, X-ray diffraction and X-ray photoelectron spectroscopy analysis. They were used as adsorbents for the removal of methylene blue dye from aqueous solution, and the adsorption equilibrium and kinetics were studied via batch adsorption experiments and the adsorption mechanisms were investigated. …”
    Get full text
    Article
  19. 1979

    N-Doped Graphene Quantum Dot Nanoparticle Synthesis of Optical Active Thermal Stable Polyurea Nanocomposites Using Polybutadiene Chain Modification by Zahra Rahmatpanah, Mir Mohammad Alavi Nikje, Maryam Dargahi

    Published 2022-01-01
    “…Nanocomposites were prepared using 1–3 weight percent of graphene N-quantum dot nanoparticles in the polymer matrix. 1H-NMR and FT-IR spectroscopy techniques elaborated successful synthesis of primary polymer binder, polyurea and nanocomposites. …”
    Get full text
    Article
  20. 1980

    Development and Characterization of Poly(1-vinylpyrrolidone-co-vinyl acetate) Copolymer Based Polymer Electrolytes by Nurul Nadiah Sa’adun, Ramesh Subramaniam, Ramesh Kasi

    Published 2014-01-01
    “…The thermal stability of the polymer electrolyte system is studied by using thermogravimetric analysis (TGA) while the structural and morphological properties of the polymer electrolyte is studied by using Fourier transform infrared (FTIR) spectroscopy and X-ray diffraction analysis (XRD), respectively.…”
    Get full text
    Article