Showing 221 - 240 results of 842 for search '"infrared spectroscopy"', query time: 0.06s Refine Results
  1. 221

    Evaluation of Silver Nanoparticles Based on Fresh Cocoa Pods (Theobroma Cacao) Extracts as New Potential Electrode Material by Alex Vincent Somba, Evangéline Njanja, Gullit Deffo, Cyrille Ghislain Fotsop, Kevin Yemele Tajeu, Armel Florian Tchangou Njiemou, François Eya’ane Meva, Theophile Kamgaing

    Published 2023-01-01
    “…The synthesized nanoparticles were characterized by ultraviolet spectrophotometry (UV-Vis), Fourier transform infrared spectroscopy (FT-IR), powder X-ray diffraction (PXRD), scanning electron microscopy (SEM), and energy dispersive X-ray spectrometry (EDX) analysis. …”
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    Article
  2. 222

    The Effect of Cu Doping on the Transformation from Rutile to Anatase and Cu Occupation Tendency in TiO2 Solid Solution by Jun-Yu Chen, Ji-Kang Yan, Guo-You Gan

    Published 2019-01-01
    “…The samples were characterized by X-ray diffraction (XRD) and Fourier-transform infrared spectroscopy (FTIR). The XRD analysis showed that the Cu-doped TiO2 samples exhibit anatase and rutile phases. …”
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  3. 223

    Characterization of Chemically Treated Sisal Fiber/Polyester Composites by Adane Adugna Ayalew, Awoke Fenta Wodag

    Published 2022-01-01
    “…Functional groups of both the treated and untreated sisal fibers were characterized using Fourier transform infrared spectroscopy (FTIR). The thermal stability of sisal fiber was analyzed by thermogravimetric analysis (TGA). …”
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  4. 224

    Mechanical Properties of Plastic Sand Brick Containing Plastic Waste by Kameshwar Sahani, Bhesh Raj Joshi, Kabiraj Khatri, Abiraj Thapa Magar, Sabin Chapagain, Nabanita Karmacharya

    Published 2022-01-01
    “…Moreover, the thermal resistance test, split tensile strength test, penetration test, and Fourier transform infrared spectroscopy were performed. The study concluded that the strength of plastic sand brick depends upon the uniformity of the mixture and increases when the ratio of sand and plastic in the mixture is increased to 1 : 4 from 1 : 3. …”
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  5. 225

    Crystallization and Melting Behavior of UHMWPE Composites Filled by Different Carbon Materials by Anqi Li, Fuzhen Li, Kancheng Mai, Zishou Zhang

    Published 2022-01-01
    “…The effect of the type and the content of carbon materials and the oxidization of UHMWPE on crystallization and melting temperatures, crystallinity, and crystal form of UHMWPE and oxidized UHMWPE composites was investigated by differential scanning calorimetry, X-ray diffraction, scanning electron microscope, X-ray photoelectron spectrum, and Fourier transform infrared spectroscopy. The results indicated that there are coexistence of the heterogeneous nucleation and the hindering effect of crystal growth by carbon materials for UHMWPE crystallization. …”
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  6. 226

    Degradation of Tetracycline by Birnessite under Microwave Irradiation by Meng Liu, Guocheng Lv, Lefu Mei, Xiaoyu Wang, Xuebing Xing, Libing Liao

    Published 2014-01-01
    “…The crystal structure, degradation efficiency, and reaction mechanism were investigated using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and ultraviolet-visible spectroscopy (UV-Vis). …”
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  7. 227

    Synthesis of Nickel and Nickel Hydroxide Nanopowders by Simplified Chemical Reduction by Jeerapan Tientong, Stephanie Garcia, Casey R. Thurber, Teresa D. Golden

    Published 2014-01-01
    “…The structure of the synthesized nickel and nickel hydroxide nanoparticles was identified by X-ray diffraction and Fourier transform infrared spectroscopy.…”
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  8. 228

    Characterization of Ketoprofen/Methyl-β-Cyclodextrin Complexes Prepared Using Supercritical Carbon Dioxide by Mauro Banchero, Silvia Ronchetti, Luigi Manna

    Published 2013-01-01
    “…The treated samples were characterized through differential scanning calorimetry, X-ray diffractometry, and the Fourier transform infrared spectroscopy to exclude the presence of crystalline drug and check the formation of the complexes. …”
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    Article
  9. 229

    Physicochemical Characteristics of Chitosan–Alginate Scaffold Containing Atorvastatin by Hananeh Hamedfar, Tayebeh Zivari-Ghader, Abolfazl Akbarzadeh, Soodabeh Davaran

    Published 2023-01-01
    “…The structure and morphology of the hydrogels were analyzed using Fourier transform infrared spectroscopy and scanning electron microscopy. As a result, an alginate–chitosan hydrogel with a TPP crosslinker was prepared. …”
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  10. 230

    Assessing the Rheological Behavior of Bio-Asphalt Binder with Integrating Biowaste-Derived Activated Carbon by Patil Dipali, Hedaoo Namdeo

    Published 2024-12-01
    “…A comprehensive array of evaluations was carried out, encompassing examinations of homogeneity, physical characteristics, Carbon, Hydrogen, Nitrogen, Sulphur, and Oxygen (CHNSO) analysis, proximate analysis, infrared spectroscopy, multiple stress creep and recovery (MSCR), rheological attributes, and temperature sweep. …”
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  11. 231

    Preparation and characterization of flax, hemp and sisal fiber-derived mesoporous activated carbon adsorbents by Melike Dizbay-Onat, Uday K Vaidya, Jo Anne G Balanay, Claudiu T Lungu

    Published 2018-02-01
    “…The second aim was to compare bast and leaf fibers-derived activated carbon adsorbents by determining physical adsorption properties, chemical compositions, scanning electron microscope, and Fourier transform infrared spectroscopy. Results showed that natural fibers have good candidates to prepare mesoporous activated carbon adsorbents with high surface area (1186–1359 m 2 /g), high mesopore percentage (60–72%), and high C content (80–86%). …”
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  12. 232

    Microwave Enhanced Synthesis of Chitosan-graft Molecularly Imprinted Polymer (MIP) for Selective Extraction of Antioxidants by N. Saifuddin, A. A. Nur Yasumira

    Published 2010-01-01
    “…The representative microwave synthesized graft copolymer was characterized by fourier transform-infrared spectroscopy, taking chitosan as a reference. Microwave irradiation was exploited for polyacrylamide grafting on the cross-linked chitosan beads to produce MIP, where both time as well as chemicals can be saved. …”
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  13. 233

    Arsenic efflux and bioremediation potential of Klebsiella oxytoca via the arsB gene. by Sana Waqar, Aamira Tariq, Ubaid Ullah, Hira Haleem, Hadiqa Aimen, Sadia Sattar, Nazish Bostan

    Published 2025-01-01
    “…Fourier transform infrared spectroscopy (FTIR) analysis confirmed interaction of arsenate and arsenite with functional groups (aromatic amino acid residues) on the cell surface leading to characteristic peak shifts. …”
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  14. 234

    Effect of nitric acid oxidation on the surface of hydrochars to sorb methylene blue: An adsorption mechanism comparison by Duy H Nguyen, Hai Nguyen Tran, Huan-Ping Chao, Chu-Ching Lin

    Published 2019-10-01
    “…Both pristine- and oxidized-hydrochars were characterized by scanning electron microscopy, Brunauer–Emmet–Teller-specific surface area, Fourier transform infrared spectroscopy, X-ray photoelectron spectroscopy, and mass titration. …”
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  15. 235

    Design of decolorization of methylene blue mixed synthetic wastewater via modified vermiculite using Taguchi method by Sahra Dandil

    Published 2024-10-01
    “…It was seen as a result of Fourier transform-infrared spectroscopy analysis that the active functional groups were similar for vermiculite and modified vermiculite. …”
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  16. 236

    Selective Adsorption and Photocatalytic Degradation of Dyes Using Polyoxometalate Hybrid Supported on Magnetic Activated Carbon Nanoparticles under Sunlight, Visible, and UV Irradi... by Mehdi Taghdiri

    Published 2017-01-01
    “…The prepared composite was characterized by Fourier transform infrared spectroscopy, powder X-ray diffraction, thermal analyses, scanning electron microscopy, vibrating sample magnetometer, and N2 adsorption-desorption isotherms. …”
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  17. 237

    Investigation of the Changes in Surface Area and FT-IR Spectra of Activated Carbons Obtained from Hazelnut Shells by Physicochemical Treatment Methods by Aziz Şencan, Mehmet Kılıç

    Published 2015-01-01
    “…In addition, changes in the functional groups of the obtained ACs during these treatments were determined with the Fourier transform infrared spectroscopy (FT-IR). To determine the most effective chemical agent, the charcoal samples were examined for Pb(II) adsorption from aqueous solutions under different pH conditions of 4 to 6. …”
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  18. 238

    Design of 3‐aminophenol‐grafted polymer‐modified zinc sulphide nanoparticles as drug delivery system by Milad Abniki, Zahra Azizi, Homayon Ahmad Panahi

    Published 2021-10-01
    “…The modified nanosorbent was investigated with Fourier transform infrared spectroscopy and thermogravimetric analysis. The particle size of the modified nanosorbent was studied with scanning electron microscopy. …”
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  19. 239

    Sulfonation of Divinylbenzene Adsorbents Packed in a Micro Sampler to Extract Airborne Organic Compounds by Po-Jung Huang, Wen-Hsi Cheng, Chia-Yu Chang

    Published 2021-08-01
    “…An analysis of Fourier-transform infrared spectroscopy (FTIR) scanning data, thermal gravimetric analysis (TGA) data, and scanning electron microscopice (SEM) observations, confirmed the physiochemical characteristics of sulfonated DVB adsorbent resins. …”
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  20. 240

    DEARYLATION IN THE INTERACTIONS BETWEEN (Et3NH)HC2O4 OR (Et3NH)2C2O4 AND SnPh3Cl: INFRARED STUDY by GORGUI AWA SECK, LIBASSE DIOP, ABOUBACARY SENE

    Published 2017-06-01
    “… Five new oxalato, hydrogenoxalato and hydrogenocarbonato adducts (three) and complexes (two) obtained on allowing (Et3NH)HC2O4 or (Et3NH)2C2O4 to react with SnPh3Cl have been studied by infrared spectroscopy, then discrete structures suggested on the basis of spectroscopic data. …”
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    Article