Showing 621 - 640 results of 842 for search '"infrared spectroscopy"', query time: 0.06s Refine Results
  1. 621

    Effects of Gamma Irradiation on the Properties of Hydroxyapatite-Collagen-Chitosan-Mg-ZnO Scaffolds for Bone Tissue Engineering by Tusher -Al-Arafat, Shawon Ahmed, Polash Chandra Karmakar, Umme Salma Zohora, Naznin Akhtar, S. M. Asaduzzaman

    Published 2023-01-01
    “…The physicochemical and biological properties of the scaffolds were evaluated by Fourier transform infrared spectroscopy-attenuated total reflectance (FTIR-ATR), field emission scanning electron microscopy (FESEM), physical stability (biodegradability, swelling rate, porosity, and density), mechanical properties, biocompatibility, cytotoxicity, and antimicrobial activity against Escherichia coli (ATCC-25922) and Staphylococcus aureus (ATCC-25923). …”
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    Article
  2. 622

    Improved Wettability and Dimensional Stability of Bamboo Timber by Coating Graphene/Silica Composites by Jin Wang, Ye Zhou, Jingpeng Li, Yongshun Feng, Jian Zhang, Haixia Yu, Xiaowei Zhuang

    Published 2021-01-01
    “…A possible formation mechanism of FAS-RGO@SiO2BT was discussed by X-ray diffraction, scanning electron microscopy, energy-dispersive X-ray analysis, X-ray photoelectron spectroscopy, and Fourier transform infrared spectroscopy. The FAS-RGO@SiO2BT has excellent hydrophobic properties for tea, orange juice, milk, coffee, blue ink, red wine, and green juice. …”
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    Article
  3. 623

    Composite Hydrogel of Poly(acrylamide) and Starch as Potential System for Controlled Release of Amoxicillin and Inhibition of Bacterial Growth by Ana V. Torres-Figueroa, Cinthia J. Pérez-Martínez, Teresa del Castillo-Castro, Enrique Bolado-Martínez, María A. G. Corella-Madueño, Alejandro M. García-Alegría, Tania E. Lara-Ceniceros, Lorena Armenta-Villegas

    Published 2020-01-01
    “…The composite hydrogels were characterized by Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDX), and swelling kinetic measurements. …”
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    Article
  4. 624

    Optimization and characterization of bioactive secondary metabolites from Streptomyces sp CMSTAAHL-4 isolated from mangrove sediment by Selvaraj Jeraldin Nisha, Ganapathi Uma, Ramamoorthy Sathishkumar, Vincent Samuel Gnana Prakash, Rimal Isaac, Thavasimuthu Citarasu

    Published 2025-01-01
    “…Alcohols, alkenes, alkynes, alkyl halides, carboxylic acids, aliphatic esters functional groups were identified by fourier transform infrared spectroscopy, gas chromatography and mass spectrometer analysis of the secondary metabolites revealed five bioactive compounds. …”
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    Article
  5. 625

    Enhancement of Antioxidant Activity, Stability, and Structure of Heme-Peptides by L-Lysine by Yinghui Zhang, Wei Cui, Hui Zhou, Lifang Zou, Zhaoming Wang, Kezhou Cai, Baocai Xu

    Published 2025-01-01
    “…Fourier-transform infrared spectroscopy and fluorescence spectroscopy analysis showed that Lys enhanced the conformational stability of the heme-peptides. …”
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    Article
  6. 626

    Understanding the post-curing behaviors of polymethylacrylimide: Curing kinetics and molecular mobility by Yuan Chen, Xiaolian Qiang, Yaping Zhang, Ningning Song, Lixian Guo, Siyuan Zhang, Chunrong Tian, Keping Chen

    Published 2025-02-01
    “…Fourier transform infrared spectroscopy demonstrated that the cyclization of anhydride groups predominantly occurred at lower post-curing temperatures, while the decomposition and transformation were observed at higher temperatures. …”
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    Article
  7. 627

    Purification, characterization and hypoglycemic activity of glycoproteins obtained from pea (Pisum sativum L.) by Gaoyixin Qin, Wu Xu, Junping Liu, Liyan Zhao, Guitang Chen

    Published 2021-05-01
    “…The physical and chemical properties of the three fractions were evaluated and compared by Fourier transform infrared spectroscopy (FT-IR), nuclear magnetic resonance (NMR), scanning electron microscope (SEM), high performance liquid chromatography (HPLC) and other analytical techniques. …”
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    Article
  8. 628

    Separation, Purification, Structural Characterization and in Vitro Antioxidant Activity of Low Molecular Mass Fucoidans by YU Fan, GUO Yingying, LI Na, DAI Xinyue, ZHU Wenjia, YAO Lin, JIANG Yanhua, WANG Lianzhu

    Published 2025-01-01
    “…The chemical composition and structure characteristics of LMWFs were analyzed using molecular exclusion chromatography (MEC), high performance liquid chromatography (HPLC), infrared spectroscopy (IRS) and nuclear magnetic resonance spectroscopy (NMRS), and the structure-antioxidant activity relationship was explored. …”
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    Article
  9. 629

    Modification in Physicochemical, Structural and Digestive Properties of Potato Starch During Heat-Moisture Treatment Combined with Microwave Pre- and Post-Treatment by Chunli Deng, Oksana Melnyk, Tatyana Marenkova, Yanghe Luo

    Published 2022-07-01
    “…The light microscopy, scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FT-IR) and X-ray diffraction (XRD) were used to determine the structural properties of starch. …”
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    Article
  10. 630

    The impact of copper additive content on the synthesis of SiC from rice husks by Kieu Do Trung Kien, Huynh Ngoc Minh

    Published 2025-01-01
    “…The SiC content, mineralogical composition, and microstructure of the products were analyzed using ISO 21068-2:2008, Fourier Transform Infrared Spectroscopy, x-ray Diffraction, Scanning Electron Microscopy, and Energy Dispersive x-ray Spectroscopy. …”
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  11. 631

    Enhancing the performance of bituminous hot mix pavements with graphene nanoplatelet additive using taguchi optimization by Suna Işık, Fatih İrfan Baş

    Published 2025-07-01
    “…A comprehensive set of tests, including penetration, softening point, flash point, elastic recovery, rotational thin film oven test (RTFOT), Fourier transform infrared spectroscopy (FTIR), and Marshall design experiments, were conducted on the mixtures to evaluate the influence of the selected parameters and levels on the properties of bitumen. …”
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    Article
  12. 632

    Valorization of Food Waste to Produce Eco-Friendly Means of Corrosion Protection and “Green” Synthesis of Nanoparticles by Georgii Vasyliev, Victoria Vorobyova

    Published 2020-01-01
    “…AgNPs were characterized by UV-Vis spectroscopy, dynamic light scattering (DLS), Fourier transform infrared spectroscopy (FT-IR), scanning electron microscope (SEM), and energy-dispersive X-ray spectroscopy (EDX) analysis. …”
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    Article
  13. 633

    Characterization of Colombian Clay and Its Potential Use as Adsorbent by Iván Fernando Macías-Quiroga, Gloria Inés Giraldo-Gómez, Nancy Rocío Sanabria-González

    Published 2018-01-01
    “…The clay was characterized by using X-ray diffraction (XRD), cation exchange capacity (CEC), X-ray fluorescence (XRF), Fourier transform infrared spectroscopy (FT-IR), thermal analysis (TGA/DSC), and nitrogen adsorption at 77 K. …”
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    Article
  14. 634

    Synthesis of Some Metal Complexes with New Heterocyclic Ligand (5-(((2-(3-(1<i>H</i>-indol-3-yl)acryloyl)phenyl)amino)methylene)-2-thiooxodihydropyrimidine-4,6(1<i>H</i>,5<i>H</i>)... by Thanaa Abdul Ameer Hilal, Ibtihal Kadhim Kareem

    Published 2025-01-01
    “…The results of spectrophotometry, nuclear magnetic resonance of proton (H-NMR), infrared spectroscopy (FTIR), ultraviolet and visible (UV-vis) spectroscopy, X-ray diffraction (XRD), elemental analysis (CHNS) and molar conductivity measurements were used to suggest the proposed structures. …”
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    Article
  15. 635

    Ag-Ag2O nanocomposite biosynthesis by mixed bacterial cultivation and effect of the ph on size and optical properties of the nanocomposite by Morad G. S. S. Al-Asbahi, Bashir A. Al-Ofiri, Fuad A. A. Saad, Adnan Alnehia, Muhammad Hadi

    Published 2025-02-01
    “…A range of analytical techniques, including X-ray Diffraction (XRD), UV-visible Spectroscopy (UV-vis), Fourier Transform Infrared Spectroscopy (FTIR), and Transmission Electron Microscopy (TEM), were employed to investigate the structural and optical characteristics of the nanocomposites. …”
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    Article
  16. 636
  17. 637

    Effect of Adding Silica Nanoparticles on the Physicochemical Properties, Antimicrobial Action, and the Hardness of Dental Stone Type 4 by Navid Aghbolaghi, Solmaz Maleki Dizaj, Ramin Negahdari, Amir Reza Jamei Khosroshahi, Yashar Rezaei, Sepideh Bohlouli, Mohammad Ali Ghavimi

    Published 2022-01-01
    “…The prepared set materials were subjected to the physicochemical studies; Fourier transmission infrared spectroscopy (FTIR) was taken up to investigate the functional groups and X-ray diffraction (XRD) was used to evaluate the crystallinity. …”
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    Article
  18. 638

    Synthesis of a Cationic Polyacrylamide under UV Initiation and Its Flocculation in Estrone Removal by Jiaoxia Sun, Xiqin Ma, Xiang Li, Jianxin Fan, Qingkong Chen, Xuelian Liu, Jin Pan

    Published 2018-01-01
    “…Fourier transform infrared spectroscopy (FT-IR), 1H nuclear magnetic resonance spectroscopy (1H NMR), thermogravimetry/differential scanning calorimetry (TG/DSC), and scanning electron microscopy (SEM) were employed to characterize the structure, thermal decomposition property, and morphology of the polymers, respectively. …”
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    Article
  19. 639

    Facile Preparation of Biocomposite from Prawn Shell Derived Chitosan and Kaolinite-Rich Locally Available Clay by Shanta Biswas, Taslim U. Rashid, Abul K. Mallik, Md. Minhajul Islam, M. Nuruzzaman Khan, Papia Haque, Mala Khan, Mohammed Mizanur Rahman

    Published 2017-01-01
    “…Purification and modification of Bijoypur clay were investigated by X-ray diffraction (XRD), X-ray fluorescence (XRF), and Fourier transformed infrared spectroscopy (FTIR) analyses. The fabrication of CHT-MC composites was confirmed by FTIR analysis. …”
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    Article
  20. 640

    A review of optical gas sensing technology for dissolved gas analysis in transformer oil by Jialiang Dai, Jialiang Dai, Bing Luo, Xiaowen Shen, Xiaowen Shen, Wenfei Han, Wenfei Han, Ruyue Cui, Ruyue Cui, Jintao Wu, Jintao Wu, Haofeng Zhang, Wei Xiao, Zheng Zhong, Lei Dong, Lei Dong, Hongpeng Wu, Hongpeng Wu

    Published 2025-02-01
    “…This paper reviews the commonly used sensing technologies for analyzing dissolved gases in transformer oil, including Raman spectroscopy (RS), fourier transform infrared spectroscopy (FTIR), tunable diode laser absorption spectroscopy (TDLAS) and photoacoustic spectroscopy (PAS). …”
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    Article