Showing 41 - 60 results of 102 for search '"absorption spectroscopy"', query time: 0.05s Refine Results
  1. 41

    Synthesis and Characterization of Zinc Sulfide-Aluminium -Platinum Nanocomposites Produced by Coprecipitation Method by A. Durgadevi, K. Dhayalini, M. Ravichandran

    Published 2025-01-01
    “…The proposed composite powders were thoroughly characterized using techniques like Energy-dispersive X-ray Spectroscopy, X-ray Diffraction (XRD), Scanning Electron Microscopy (SEM), Ultraviolet-Visible (UV-Vis) absorption spectroscopy, and photoluminescence analysis. To investigate the structural characteristics of the nanocomposites XRD was employed, and the Debye-Scherrer equation was applied to calculate their crystallite sizes. …”
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    Article
  2. 42

    Comparison of Toxic Metal Concentrations in Antidiabetic Herbal Preparations (ADHPs) Available in Bangladesh Using AAS and XRF Analytical Tools by Rausan Zamir, Nazmul Islam, Akhter Faruque

    Published 2019-01-01
    “…Toxic metals in ADHPs have been investigated by two different methods: atomic absorption spectroscopy (AAS) and X-ray fluorescence (XRF). …”
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  3. 43

    Haematological, Liver Function Parameters and Heavy Metal Assessment of KWMC Workers at Roadside and Mixed Waste Dumpsites in Kwara State, Nigeria by D.T. Ogundele, V.T. Olayemi, F.M. Folaranmi, O.E. Oludele, A.A. Oladejo

    Published 2019-08-01
    “…Mixed solid waste samples from dumpsites and road soils were analysed by Atomic Absorption Spectroscopy. Pb concentrations between 16.0 – 29.5 mg/Kg were found in road soils and least Cd contamination between 0.5 – 2.0 mg/Kg were recorded. …”
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    Article
  4. 44

    The Effect of Divalent Metal Ions on the Temperature Stability of Poly(I:C) Duplex by Evgeniya Usenko, Vladimir Valeev, Alexander Glamazda, Victor Karachevtsev

    Published 2020-01-01
    “…The effect of divalent ions on the thermal stability of the double-stranded polynucleotide polyinosinic:polycytidylic acid (poly(I:C)) in a buffer solution (pH 7) was studied by UV absorption spectroscopy and thermal denaturation by measuring the absorbance at 260 nm. …”
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  5. 45

    Haematological, Liver Function Parameters and Heavy Metal Assessment of KWMC Workers at Roadside and Mixed Waste Dumpsites in Kwara State, Nigeria by D.T. Ogundele, V.T. Olayemi, F.M. Folaranmi, O.E. Oludele, A.A. Oladejo

    Published 2019-08-01
    “…Mixed solid waste samples from dumpsites and road soils were analysed by Atomic Absorption Spectroscopy. Pb concentrations between 16.0 – 29.5 mg/Kg were found in road soils and least Cd contamination between 0.5 – 2.0 mg/Kg were recorded. …”
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    Article
  6. 46

    Fabrication and Characterization of CuInSe2 Thin Film Applicable for a Solar Energy Light Absorption Material via a Low Temperature Solid State Reaction by Kuo-Chin Hsu, Yaw-Shyan Fu, Pei-Ying Lin, I-Tseng Tang, Jiunn-Der Liao

    Published 2013-01-01
    “…The chalcopyrite CuInSe2 thin film synthesized via a low temperature solid state reaction from CuSe and InSe powders was investigated using X-ray diffractomy (XRD), scanning electron microscope (SEM), energy dispersive spectrometer (EDS), transmission electron microscopy (TEM), and UV-vis absorption spectroscopy. CuSe and InSe phases react and directly transform into CuInSe2 without the occurrence of any intermediate phase. …”
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  7. 47
  8. 48

    Antiaging Property and Mechanism of Phase-Change Asphalt with PEG as an Additive by Huiru Wang, Yanmin Wang, Xian Li, Min Chen, Yanling Wu, Cuicui Sun, Xiaoning Wang

    Published 2020-01-01
    “…The functional groups and “bee structures” of PEG-modified asphalt and base asphalt were characterized by Fourier transform infrared absorption spectroscopy (FTIR) and atomic force microscopy (AFM). …”
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  9. 49

    Elemental and Proximate Compositions of Sesame Seeds and the Underlying Soil from Tsegede, Ethiopia by Fuad Seid, Bewketu Mehari

    Published 2022-01-01
    “…Essential major (Ca and Mg) and trace metals (Fe, Zn, Cu, Mn, and Ni) in the sesame seeds and the underlying soil were determined by using flame atomic absorption spectroscopy. The sesame seeds contained high levels of fat (52.9 ± 1.5%), followed by protein (23.5 ± 0.9%). …”
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  10. 50

    Synthesis, Characterization, and Low Temperature Sintering of Nanostructured BaWO4 for Optical and LTCC Applications by S. Vidya, Sam Solomon, J. K. Thomas

    Published 2013-01-01
    “…The basic optical properties and optical constants of the nano BaWO4 are studied using UV-visible absorption spectroscopy which showed that the material is a wide band gap semiconductor with band gap of 4.1 eV. …”
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  11. 51

    Microscale Investigation of Arsenic Distribution and Species in Cement Product from Cement Kiln Coprocessing Wastes by Yufei Yang, Jingchuan Xue, Qifei Huang

    Published 2013-01-01
    “…To improve the understanding of the immobilization mechanism and the leaching risk of Arsenic (As) in the cement product from coprocessing wastes using cement kiln, distribution and species of As in cement product were determined by microscale investigation methods, including electron probe microanalysis (EPMA) and X-ray absorption spectroscopy. In this study, sodium arsenate crystals (Na3AsO412H2O) were mixed with cement production raw materials and calcined to produce cement clinker. …”
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  12. 52

    Synthesis of MgFe2O4/Reduced Graphene Oxide Composite and Its Visible-Light Photocatalytic Performance for Organic Pollution by Fengmin Wu, Wenlu Duan, Mei Li, Hang Xu

    Published 2018-01-01
    “…The morphology, structure, and photocatalytic activities in the degradation of methyl orange (MO) reaction were systematically characterized by scanning electron microscopy, transmission electron microscopy, X-ray diffraction, and UV-vis absorption spectroscopy, respectively. The results showed that the MFO/rGO composite exhibited enhanced photocatalytic performance in the photodegradation of MO under visible-light irradiation and reached a maximum degradation rate of 99% within 60 min of irradiation. …”
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  13. 53

    Anticancer, Antibacterial, Antioxidant, and DNA-Binding Study of Metal-Phenalenyl Complexes by Subhadeep Sen, Nilkanta Chowdhury, Tae-Wan Kim, Mohuya Paul, Dilip Debnath, Seob Jeon, Angshuman Bagchi, Jungkyun Im, Goutam Biswas

    Published 2022-01-01
    “…The DNA-binding properties of these metal-PLY complexes were investigated using absorption spectroscopy, fluorescence spectroscopy, viscosity measurements, and thermal denaturation methods. …”
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  14. 54

    Spectral characterization and quality assessment of organic compost for agricultural purposes by Anchal Sharma, Rajiv Ganguly, Ashok Kumar Gupta

    Published 2018-11-01
    “…The heavy metal analysis of compost material was analyzed through atomic absorption spectroscopy (AAS). The study also focused on the determination of the qualitative nature of compost by utilizing an indexing method based on Fertilizer Control Order (FCO) Standards. …”
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  15. 55

    Preparation and Characterization of Visible-Light-Activated Fe-N Co-Doped TiO2 and Its Photocatalytic Inactivation Effect on Leukemia Tumors by Kangqiang Huang, Li Chen, Jianwen Xiong, Meixiang Liao

    Published 2012-01-01
    “…The Fe-N co-doped TiO2 nanocomposites were synthesized by a sol-gel method and characterized by scanning electron microscope (SEM), transmission electron microscope (TEM), X-ray diffraction (XRD), ultraviolet-visible absorption spectroscopy (UV-vis) and X-ray photoelectron spectroscopy (XPS). …”
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  16. 56

    Characterization of Nanocrystalline SiGe Thin Film Solar Cell with Double Graded-Dead Absorption Layer by Chao-Chun Wang, Dong-Sing Wuu, Shui-Yang Lien, Yang-Shih Lin, Chueh-Yang Liu, Chia-Hsum Hsu, Chia-Fu Chen

    Published 2012-01-01
    “…The characterization of the nc-SiGe films are analyzed by scanning electron microscopy, UV-visible spectroscopy, and Fourier transform infrared absorption spectroscopy. The band gap of SiGe alloy can be adjusted between 0.8 and 1.7 eV by varying the gas ratio. …”
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  17. 57

    (Pyridin-2-ylmethyl)porphyrins: synthesis, characterization and C–N oxidative fusion attempts by Berthelot, Mathieu, Echaubard, Julie, Bousfiha, Asmae, Devillers, Charles H.

    Published 2024-06-01
    “…These products were characterized by NMR spectroscopy, UV–visible absorption spectroscopy, mass spectrometry and electrochemistry. …”
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  18. 58

    Determination of Heavy Metals in <i>Hoplobatrachus occipitalis</i> (Crowned Bullfrogs) and Water from Some Reservoirs in Kadawa Irrigation Project Kano, Nigeria by T.S. Kuiwa, C.E. Mbah, D.S. Abolude, N Lawal, MA Aminu

    Published 2020-01-01
    “… This study was carried out to evaluate the concentrations of heavy metals (Cd, Cu, Mn, Pb, and Zn) in water and crowned bullfrog (Hoplobatrachus occipitalis) organs/parts (muscle, liver, leg, lung and trunk) from Kadawa irrigation project, Kano State, Nigeria. Atomic Absorption Spectroscopy was carried out using Atomic Absorption Spectrometer (AAS) Buck Scientific VGP-210 model (2008). …”
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  19. 59

    Determination of Heavy Metals in <i>Hoplobatrachus occipitalis</i> (Crowned Bullfrogs) and Water from Some Reservoirs in Kadawa Irrigation Project Kano, Nigeria by T.S. Kuiwa, C.E. Mbah, D.S. Abolude, N Lawal, MA Aminu

    Published 2020-01-01
    “… This study was carried out to evaluate the concentrations of heavy metals (Cd, Cu, Mn, Pb, and Zn) in water and crowned bullfrog (Hoplobatrachus occipitalis) organs/parts (muscle, liver, leg, lung and trunk) from Kadawa irrigation project, Kano State, Nigeria. Atomic Absorption Spectroscopy was carried out using Atomic Absorption Spectrometer (AAS) Buck Scientific VGP-210 model (2008). …”
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    Article
  20. 60

    Year-long Concurrent MAX-DOAS Observations of Nitrogen Dioxide and Formaldehyde at Pune: Understanding Diurnal and Seasonal Variation Drivers by Mriganka Sekhar Biswas, Anoop S. Mahajan

    Published 2021-01-01
    “…Abstract Year-long observations of nitrogen dioxide (NO2) and formaldehyde (HCHO) using the Multi-Axis Differential Absorption Spectroscopy (MAX-DOAS) technique are reported from Pune City, India. …”
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