Showing 561 - 580 results of 1,139 for search '"infrared spectroscopy"', query time: 0.06s Refine Results
  1. 561

    A Review on Synthesis and Characterization of Ag2O Nanoparticles for Photocatalytic Applications by Workneh M. Shume, H. C. Ananda Murthy, Enyew Amare Zereffa

    Published 2020-01-01
    “…The structure, morphology, crystallinity, size, purity, elemental composition, and optical properties of obtained Ag2O NPs were characterized by different techniques, such as scanning electron microscopy (SEM), transmission electron microscope (HRTEM), X-ray diffraction (XRD), energy dispersive spectroscopy (EDS), X-ray photoelectron spectroscopy (XPS), Fourier transform infrared spectroscopy (FT-IR), and UV-visible spectrophotometer accordingly as revealed by our literature review. …”
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    Article
  2. 562

    Investigation of Optimum Polymerization Conditions for Synthesis of Cross-Linked Polyacrylamide-Amphoteric Surfmer Nanocomposites for Polymer Flooding in Sandstone Reservoirs by A. N. El-hoshoudy, S. E. M. Desouky, M. Y. Elkady, A. M. Alsabagh, M. A. Betiha, S. Mahmoud

    Published 2015-01-01
    “…Chemical structure of the prepared copolymers was proven through different techniques such as Fourier transform infrared spectroscopy (FTIR), and nuclear magnetic spectroscopy (1H&13C-NMR), and molecular weight was measured by gel permeation chromatography. …”
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    Article
  3. 563

    Structural, Optical, and Mechanical Properties of Polyvinylpyrrolidone/Graphene Oxide Microfibers for Optoelectrical Applications by Shahab Kharazmi

    Published 2024-10-01
    “…X-ray diffraction (XRD), field emission scanning electron microscopy (FE-SEM), Fourier-transform infrared spectroscopy (FTIR), and luminescence measurement techniques were used to examine the structural and optical properties of these fibers. …”
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    Article
  4. 564

    Formation of composite hydrogel of carboxymethyl konjac glucomannan/gelatin for sustained release of EGCG by Lin Wang, Ning Zhou, Shengxuan Zheng, Jie Pang

    Published 2022-09-01
    “…The mechanism of interaction between hydrogels was confirmed by Fourier transform infrared spectroscopy, X-ray diffraction, Scanning electron microscopy and Thermogravimetric analysis. …”
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    Article
  5. 565

    Polyurethane-modified asphalt mechanism by Pengzhen Lu, Changjun He, Jiahao Wang, Ying Wu, Jiarui Ding

    Published 2025-07-01
    “…The feasibility of using polyurethane as a modifier and its effects on matrix asphalt were analyzed using scanning electron microscopy, Fourier transform infrared spectroscopy, and atomic force microscopy. Additionally, molecular dynamics simulations were employed to analyze the radial distribution function, adhesion energy, and cohesive energy density of asphalt before and after the addition of polyurethane at the microscopic structural level, revealing the molecular motion trends and interfacial bonding forces of the four components of asphalt.The results indicate that the incorporation of polyurethane leads to changes in the absorption peaks of matrix asphalt, a reduction in the ''honeycomb'' structure, and shrinkage. …”
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  6. 566

    Neurocognitive dynamics and behavioral differences of symmetry and asymmetry processing in working memory: insights from fNIRS by Izabela Maria Sztuka, Simone Kühn

    Published 2025-02-01
    “…In our study, participants engaged in a novel working memory task involving both symmetrical and asymmetrical stimuli, while their brain activity was monitored using functional Near Infrared Spectroscopy (fNIRS). The study revealed that symmetry significantly enhances memory performance. …”
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    Article
  7. 567

    The effect of waste tire granules on the properties of polyethylene terephthalate thermoplastic by Ong Huei Ruey, Iskandar Wan Mohd Eqhwan, Khan Maksudur Rahman, Ong Thai Kiat, Hong Chi Shein

    Published 2025-01-01
    “…Scanning Electron Microscopy (SEM) and Fourier Transform Infrared Spectroscopy (FTIR) were used to analyze the composites' morphology and chemical composition. …”
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    Article
  8. 568

    3D-Printed Filaments: Alginate Hydrogels With Cellulose Nanofibers as Functional Biomaterials for Tissue Engineering Applications by Mohamed Taha, Ragab Abouzeid, A. H. Abdelbaky Elbatran, M. Shehadeh, Husain Alfadhel, Wafa Mazi, Noha Omer, Mahmoud A. Abdelaziz, Amal T. Mogharbel, Hamouda M. Mousa

    Published 2024-01-01
    “…The produced hydrogel filaments were characterized using a variety of techniques, including scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR), and thermogravimetric analysis (TGA). …”
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    Article
  9. 569

    Cellulose Nanocrystals (CNCs) and Cellulose Nanofibers (CNFs) as Adsorbents of Heavy Metal Ions by Tjhang Winny Kurniawan, Hermin Sulistyarti, Barlah Rumhayati, Akhmad Sabarudin

    Published 2023-01-01
    “…The Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), thermogravimetric (TG), and dynamic light scattering (DLS) can reveal the characteristics and morphology of CNCs and CNFs. …”
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    Article
  10. 570

    Green Biosynthesis of Silver Nanoparticles from Moringa oleifera Leaves and Its Antimicrobial and Cytotoxicity Activities by Gufran Mahmood Mohammed, Sumaiya Naeema Hawar

    Published 2022-01-01
    “…The ultraviolet and visible spectrum, Fourier transform infrared spectroscopy, X-ray diffraction, scanning electron microscopy, and transmission electron microscopy techniques were used to characterize synthesis particles. …”
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    Article
  11. 571

    Dielectric Behaviour of Zn/Al-NO3 LDHs Filled with Polyvinyl Chloride Composite at Low Microwave Frequencies by Ethar Y. Salih, Zulkifly Abbas, Samer Hasan Hussein Al Ali, Mohd Zobir Hussein

    Published 2014-01-01
    “…The composites were characterised using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and scanning electron microscopy (SEM), and room temperature dielectric measurements were investigated using an RF Impedance/Material Analyzer (Agilent 4291). …”
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    Article
  12. 572

    Syntactic development and its interplay with word processing and working memory in preschoolers’ brain: An fNIRS longitudinal study by Dongsu Yan, Tongfu Fang, Wei He, Min Xu

    Published 2025-01-01
    “…We employed functional near-infrared spectroscopy to examine among preschool children (N=50, Mage=61.5 months) the neural activation associated with processing sentences of varying syntactic complexities, as well as tasks assessing word comprehension and working memory. …”
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    Article
  13. 573

    Silver/Copper Nanoparticle-Modified Polymer Chitosan/PVA Blend Fibers by Dikeledi S. More, Makwena J. Moloto, Nosipho Moloto, Kgabo P. Matabola

    Published 2021-01-01
    “…The resultant fibers were characterized using scanning electron microscopy (SEM), transmission electron microscopy (TEM), Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), and thermogravimetric analysis (TGA). …”
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    Article
  14. 574

    Electrochemical Reduction of CO2 to Organic Acids by a Pd-MWNTs Gas-Diffusion Electrode in Aqueous Medium by Guang Lu, Hui Wang, Zhaoyong Bian, Xin Liu

    Published 2013-01-01
    “…Pd-multiwalled carbon nanotubes (Pd-MWNTs) catalysts for the conversion of CO2 to organic acids were prepared by the ethylene glycol reduction and fully characterized by Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), transmission electron microscope (TEM), X-ray photoelectron spectroscopy (XPS), and cyclic voltammetry (CV) technologies. …”
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    Article
  15. 575

    Synthesis ZnO/RGO nanocomposite: Structural characteristics and antifungal/antibacterial properties by Mahshid Chireh, Mahmoud Naseri, Maryam Rahimi, Ali Reza Solymani

    Published 2024-02-01
    “…Various characterization techniques such as Fourier transform infrared spectroscopy, field emission scanning electron microscopy and X-ray diffraction, were employed to investigate the phase composition, microstructure form, and degree of crystallinity. …”
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    Article
  16. 576

    Preparation and characterization of simvastatin/DMβCD complex and its pharmacokinetics in rats by Gu Fugen, Ning Jia, Fan Huimin, Wu Chunzhi, Wang Yi

    Published 2018-06-01
    “…The simvastatin complex with DMβCD was prepared using the co-evaporation method and was then characterized by differential scanning calorimetry (DSC), Fourier-transform infrared spectroscopy (FT-IR) and in vitro dissolution. Dissolution and pharmacokinetic studies indicated that the simvastatin/DMβCD complex exhibited an increased dissolution rate, rapid absorption, and improved bioavailability in rats compared to free drug. …”
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  17. 577

    Superior charge storage performance of optimized nickel cobalt carbonate hydroxide hydrate nanostructures for supercapacitor application by Mohit Bhatt, Bhavana Gupta, A. K. Sinha

    Published 2025-01-01
    “…The structural, morphological and electronic properties of the samples were investigated using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), High resolution transmission electron microscopy (HRTEM), field emission electron microscopy (FESEM), Energy-dispersive X-ray spectroscopy (EDX), and X-ray photoelectron spectroscopy (XPS). …”
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    Article
  18. 578

    Adsorptive removal of phosphate and nitrate by layered double hydroxides through the memory effect and in situ synthesis by Sarah Mariska, Zhang Jin-Wei, Hoang Huu Chien, Duong Minh Ngoc, Nguyen Duy Hai, Huan-Ping Chao

    Published 2025-02-01
    “…The synthesized LDHs were thoroughly characterized using scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR), Brunauer–Emmett–Teller (BET) surface area analysis, and X-ray diffraction (XRD). …”
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    Article
  19. 579

    Role of Nanofibers in Encapsulation of the Whole Cell by Sudarshan Sahu, Avinash Sharma, Soham Mukherjee, Deepak Kumar, Fatih Sen, Rupak Nagraik, Avvaru Praveen Kumar

    Published 2021-01-01
    “…The electrospun nanofibers can be chemically characterized by a wide variety of procedures such as scanning electron microscopy (SEM), transmission electron microscopy (TEM), thermogravimetric analysis (TGA), X-ray diffraction (XRD), and Fourier-transform infrared spectroscopy (FTIR). Electrospinning has various applications, for example, in wastewater treatment, tissue engineering, food industry, drug delivery, agriculture, and cosmetics. …”
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    Article
  20. 580

    Bacterial Cellulose-Hydroxyapatite Nanocomposites for Bone Regeneration by S. Saska, H. S. Barud, A. M. M. Gaspar, R. Marchetto, S. J. L. Ribeiro, Y. Messaddeq

    Published 2011-01-01
    “…Fourier transformed infrared spectroscopy analysis showed bands assigned to phosphate and carbonate ions. …”
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    Article