Showing 241 - 260 results of 842 for search '"infrared spectroscopy"', query time: 0.07s Refine Results
  1. 241

    Sorptive Response Profile of Chitosan Coated Silica in the Defluoridation of Aqueous Solution by Y. Vijaya, A. Krishnaiah

    Published 2009-01-01
    “…Fourier transform infrared spectroscopy (FTIR), Scanning electron microscopy (SEM), Thermo gravimetric analysis (TGA), X-ray diffraction (XRD) were used for the characterization of the sorbent. …”
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    Article
  2. 242

    Fabrication of p-NiO/n-TiO2 Solar Device for Photovoltaic Application by R. T. Mouchou, K. O. Ukoba, O. T. Laseinde, T. C. Jen

    Published 2021-01-01
    “…The characterisation was carried out using Fourier transform infrared spectroscopy (FTIR), Transmission Electron Microscopy (TEM), scanning electron microscopy (SEM), EDX, X-ray Diffraction (XRD), and a four-point probe. …”
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    Article
  3. 243

    The Influence of Chemically Treated Hemp Fibre on the Mechanical Behavior and Thermal Properties of Polylactic Acid Made with FDM by N. I. Haroon Rashid, R. Meenakshi Reddy, A. R Venkataramanan, Melvin V. D. Poures, A. Thanikasalam, Ashraf Elfasakhany, Agonafir Alemayehu

    Published 2022-01-01
    “…In this research, the effects of alkaline and silane treatment were demonstrated using mechanical testing and Fourier transform infrared spectroscopy (FTIR). DSC and TGA tests were used to assess the materials’ chemical compositions and thermal properties. …”
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    Article
  4. 244

    NEW TRANS-1,2- CYCLOHEXYLDIAMINO-NN,N’N’ (CH2CO2)(CH2CO2H)3 ANION CONTAINING ADDUCTS AND DERIVATIVES: SYNTHESIS AND INFRARED STUDY by GORGUI AWA SECK, ABOUBACRY SENE, LIBASSE DIOP

    Published 2017-12-01
    “… Five Cyclohexyldiamino-NN, N’N’(CH2CO2)(CH2CO2H)3 anion containing adducts and derivatives with tin, antimony and mercury halides have been synthesized and characterized by infrared spectroscopy. The suggested structures are discrete, the anion behaving as a monodentate or a monochelating ligand: the environments around the metallic centres are trigonal bipyramidal or octahedral.The carboxylic groups and the cation, when involved in extra OH---O, OH----Cl or NH---Cl or O hydrogen bonds may lead to supramolecular architectures. …”
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  5. 245

    Alginate Nanoparticles Containing Cuminum cyminum and Zataria multiflora Essential Oils with Promising Anticancer and Antibacterial Effects by Mahmoud Osanloo, Razieh Ranjbar, Elham Zarenezhad

    Published 2024-01-01
    “…The nanoparticles were comprehensively characterized using techniques such as gas chromatography-mass spectrometry (GC-MS), dynamic light scattering (DLS), zetasizer, attenuated total reflectance-Fourier transform infrared spectroscopy (ATR-FTIR), and ultraviolet-visible spectroscopy (UV-Vis). …”
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    Article
  6. 246

    Effects of Graphene Oxide Dispersion on Salt-Freezing Resistance of Concrete by Yihong Xu, Yingfang Fan

    Published 2020-01-01
    “…Graphene oxide (GO) was characterized by Fourier-transform infrared spectroscopy (FTIR) and X-ray diffraction (XRD). …”
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  7. 247

    Evidence-Based Cerebral Vasospasm Surveillance by Heather Kistka, Michael C. Dewan, J. Mocco

    Published 2013-01-01
    “…Invasive strategies including brain tissue oxygen monitoring, microdialysis, thermal diffusion, and jugular bulb oximetry are examined. Lastly, near-infrared spectroscopy, a recent addition to the field, is briefly reviewed. …”
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  8. 248

    Modification of Urushiol Derivatives by Liquid Crystal Epoxy Resin by Gongwen Tang, Zhishan Yan, Linrong Ma, Xin Huang

    Published 2015-01-01
    “…Fourier transform infrared spectroscopy and solid-state 13C nuclear magnetic resonance showed the reactions between TMBPDE and UFUR after the UFUR/TMBPDE composite resin was cured. …”
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  9. 249

    Bedside Assessment of Tissue Oxygen Saturation Monitoring in Critically Ill Adults: An Integrative Review of the Literature by Carol Diane Epstein, Karen Toby Haghenbeck

    Published 2014-01-01
    “…The noninvasive measurement of tissue oxygen saturation is based on near-infrared spectroscopy (NIRS), an optical method of illuminating chemical compounds which absorb, reflect, and scatter light directed at that compound. …”
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  10. 250

    Vanadium Pentoxide Nanoparticles Doped ZnO: Physicochemical, Optical, Dielectric, and Photocatalytic Properties by Imen Massoudi, Ridha Hamdi, Amani Rached, Zainah A. AlDhawi, Fatimah M. Alobaidan, Hawra M. Alhamdan, Ghadeer A. Almohammed Ali, Fatimah E. Almuslim, Amor Ben Ali

    Published 2023-01-01
    “…The prepared samples were characterized by X-ray diffraction, Fourier-transform infrared spectroscopy, scanning electron microscopy combined with energy-dispersive spectroscopy, and UV-visible spectroscopy. …”
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  11. 251

    SULFATE MINERALIZATION IN A TUNNEL OF THE PYATIGORSKY PROVAL CAVE, NORTH CAUCASUS by O.Ya. Chervyatsova, A.V. Kasatkin, N.V. Chukanov, F. Nestola

    Published 2021-03-01
    “…The sulfate minerals include humberstonite K3Na7Mg2(SO4 )6(NO3 )2 •6H2O, sideronatrite Na2 Fe(SO4)2(OH)•3H2O, metasideronatrite Na2 Fe(SO4)2(OH)•H2 O, natrojarosite NaFe3(SO4)2(OH)6 , tamarugite NaAl(SO4)2 •6H2O, and epsomite MgSO4 •7H2O, which were identified by electron probe microanalysis, powder X-ray diffraction and infrared spectroscopy. The presence sulfate sulfur can be related to both the oxidation of sulfide grains, which were found in some samples, and the oxidation of gaseous H2S air oxygen. …”
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  12. 252

    Impact of Additives on Heterogeneous Crystallization of Acetaminophen by Hsinyun Hsu, Lynne S. Taylor, Michael T. Harris

    Published 2018-01-01
    “…The additive/APAP was characterized by differential scanning calorimetry (DSC), and the interfacial molecular interaction was studied by Fourier transform infrared spectroscopy (FTIR). The results indicate that the additive-substrate interaction can change the interfacial growth behavior observed in the additive-APAP binary system. …”
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  13. 253

    Amperometric Biosensor Detecting Dopamine Based on Polypyrrole/Reduced Graphene Oxide/Nickel Oxide/Glassy Carbon Electrode by Shindy Ayu Netania Priyanto, Elly Septia Yulianti, Ahmad Zakiyuddin, Siti Fauziyah Rahman

    Published 2024-01-01
    “…Material characterization was evaluated by scanning electron microscopy (SEM) and Fourier transform infrared spectroscopy (FTIR). The results obtained indicate that PPy/rGO/NiO/GCE has a detection limit of 0.195 mM and a sensitivity of 25.887 A mM−1 cm−2 for a linear range of 0.01–1 mM.…”
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  14. 254

    Structure and Properties of Hydrophobic Aggregation Hydrogel with Chemical Sensitive Switch by Jiufang Duan, Jianxin Jiang

    Published 2017-01-01
    “…The properties of the hydrogels were characterized by infrared spectroscopy, contact angle, and scanning electron microscopy. …”
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  15. 255

    Graphene Oxide as a Nanocarrier for Controlled Loading and Targeted Delivery of Typhonium giganteum Drugs by Xiaohua Gu, Rui Cao, Fu Li, Yan Li, Hongge Jia, Hui Yu

    Published 2018-01-01
    “…The results from thermogravimetric analysis (TG), differential scanning calorimetry (DSC), and Fourier-transform infrared spectroscopy (FTIR) indicate that no interactions occurred between PBC and PLA. …”
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  16. 256

    Green Biodiesel Synthesis Using Waste Shells as Sustainable Catalysts with Camelina sativa Oil by Yelda Hangun-Balkir

    Published 2016-01-01
    “…The catalysts from waste shells were characterized by X-ray powder diffraction, Fourier Transform Infrared Spectroscopy, and Scanning Electron Microscope. …”
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    Article
  17. 257

    Optimization by Response Surface Methodology of Biodiesel Production from Podocarpus falcatus Oil as a Cameroonian Novel Nonedible Feedstock by Serges Bruno Lemoupi Ngomade, Raoul Donald Tchuifon Tchuifon, Rufis Fregue Tiegam Tagne, Meme Laloi Tongnang Ngueteu, Hugues Mahouli Patai, George Ndifor-Angwafor Nche, Solomon Gabche Anagho

    Published 2022-01-01
    “…Physicochemical characterization by infrared spectroscopy (FT-IR) and UV visible spectroscopy showed that the free fatty acid (FFA) content of Podocarpus oil was 1.9%, which is less than the maximum of 2% recommended for the application of the one-step alkaline transesterification process. …”
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  18. 258

    Characterization of Functionalized Polyurethane Foam for Lead Ion Removal from Water by Subhashini Gunashekar, Nidal Abu-Zahra

    Published 2014-01-01
    “…The functionalized polyurethane foam was characterized by Fourier transform infrared spectroscopy (FTIR), gel permeation chromatography (GPC), scanning electron microscopy (SEM), and energy dispersive X-ray spectroscopy (EDX). …”
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  19. 259

    Nanosized Zincated Hydroxyapatite as a Promising Heterogeneous Photo-Fenton-Like Catalyst for Methylene Blue Degradation by Van Dat Doan, Van Thuan Le, Thi Thanh Nhi Le, Hoai Thuong Nguyen

    Published 2019-01-01
    “…The prepared catalyst was characterized by various techniques such as X-ray diffraction, scanning electron microscopy, transmission electron microscopy, energy-dispersive X-ray, and Fourier transform infrared spectroscopy. The catalytic activity of Zn-HA towards MB and the effects of various experimental factors such as pH, zinc substitution degrees, initial MB concentration, and H2O2 dosage were studied in detail. …”
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  20. 260

    Calcium reduction of stingray (Himantura gerrardi) bones with EDTA disodium salt assisted ultrasound by Priyosetyoko Priyosetyoko, Meiny Suzery, Widayat Widayat

    Published 2025-01-01
    “…The results of the analysis using the Fourier transform infrared spectroscopy (FTIR) instrument have detected amide A, amide B, amide I, amide II, and amide III at 3275, 2920, 1634, 1541, and 1240 cm-1, respectively. …”
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