Showing 801 - 820 results of 842 for search '"infrared spectroscopy"', query time: 0.07s Refine Results
  1. 801

    Different cortex activation between young and middle-aged people during different type problem-solving: An EEG&fNIRS study by Mevhibe Saricaoglu, Meryem Ayşe Yücel, Miray Budak, Ahmet Omurtag, Lutfu Hanoglu

    Published 2025-03-01
    “…This study investigated the hemodynamic response measured by the changes in the oxyhemoglobin concentration (HbO), alpha frequency power, and their interrelation during problem-solving in healthy young and middle-aged individuals, employing combined electroencephalography (EEG) and functional near-infrared spectroscopy (fNIRS) recordings. The study included 39 young and 30 middle-aged subjects. …”
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  2. 802

    Productivity potential of maize hybrids developed at the P.P. Lukyanenko National Grain Center for deep grain processing by V. G. Goldshtein, A. I. Suprunov, P. M. Bogdan, V. V. Sherstobitov, V. I. Khoreva, L. P. Nosovskaya, L. V. Adikaeva, E. B. Khatefov

    Published 2023-10-01
    “…The content of starch, protein and oil in grain was measured with infrared spectroscopy on an Infratec 1241 Grain Analyzer. …”
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  3. 803
  4. 804

    Ultrasonic Assisted Environmentally Friendly Extraction of Natural Dyes From Beta vulgaris for the Coloration of Silk Fabric Using Different Mordants by Rony Mia, Tafsir Uddin, A. Z. M. Mofasser, Nadim Ibn Sayed, Al Mojnun Shamim, Sanjida Islam, Khandaker Akil Mahadi Ohi, Moonis Ali Khan, Burhan Uddin Banna

    Published 2025-01-01
    “…For the characterization of the extracted dye, undyed, dyed, and mordanted silk fabric, infrared spectroscopy was performed. To observe the interaction of extracted dye and silk fabric, scanning electron microscopy was also accomplished. …”
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  5. 805
  6. 806

    Mechanism of Photocatalytic Degradation of Diclofenac in Water by a Novel Carbon Nitride by LIU Zi’ang, GAO Yifang, LIU Chao, LI Wenjun, LIU Xiaona, LI Bo, QIAN Tianwei

    Published 2025-01-01
    “…PCN was characterized by X-ray diffraction, scanning electron microscopy, transmission electron microscopy, and Fourier transform infrared spectroscopy. Diclofenac (DCF) was selected as target pollutant to study photocatalytic degradation. …”
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  7. 807

    Development of Cephradine-Loaded Gelatin/Polyvinyl Alcohol Electrospun Nanofibers for Effective Diabetic Wound Healing: In-Vitro and In-Vivo Assessments by Anam Razzaq, Zaheer Ullah Khan, Aasim Saeed, Kiramat Ali Shah, Naveed Ullah Khan, Bouzid Menaa, Haroon Iqbal, Farid Menaa

    Published 2021-03-01
    “…The resulting drug-loaded NFs (LNFs) were characterized physically using ultraviolet-visible (UV-Vis) spectrophotometry (for drug loading capacity (LC), drug encapsulation efficiency (EE), and drug release kinetics determination), thermogravimetric analysis (TGA) (for thermostability evaluation), scanning electron microscopy (SEM) (for surface morphology analysis), and Fourier-transform infrared spectroscopy (FTIR) (for functional group identification). …”
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  8. 808

    Changes in photoperiod during the dry period impact colostrum production in Holstein and Jersey cows by K.J. Alward, A.J. Duncan, A.D. Ealy, G.E. Dahl, C.S. Petersson-Wolfe, R.R. Cockrum

    Published 2025-02-01
    “…At calving, colostrum volume was weighed and tested for relative protein concentration with a Brix refractometer and a sample was collected for component analysis (fat, protein, lactose, SNF) via infrared spectroscopy, as well as IgA, IgG, IgG1, IgM, lactoferrin, and SCS analysis. …”
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  9. 809

    Compatibility and antimicrobial activity of silver nanoparticles synthesized using Lycopersicon esculentum peels by Esraa Ali, Samah H. Abu-Hussien, Esraa Hesham, Shimaa Ahmed, Habiba Mostafa, Ahmed Gamal, Salwa M. El-Sayed, Bahaa Hemdan, Ashraf Bakry, Naglaa M. Ebeed, Hesham Elhariry, Ahmed Galal, Basma T. Abd-Elhalim

    Published 2024-11-01
    “…UV–visible spectroscopy, Dynamic light scattering (DLS), Fourier-transform infrared spectroscopy, high-resolution transmission electron microscopy (HR-TEM), and X-ray diffraction techniques were used to characterize biosynthesized Le-AgNPs. …”
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  10. 810
  11. 811

    One-pot green synthesis of BSA-capped O-CQDs as an effective fluorescent sensing platform for sensitive and selective detection of promethazine drug by S. Viji, A. Dinesh, K. Radhakrishnan, L. Srimathi Priya, C. Sivasankari, Madhappan Santhamoorthy, Manikandan Ayyar, V. Mohanavel, Mohamed Hashem, Hassan Fouad, G. Ramachandran, S. Santhoshkumar

    Published 2025-02-01
    “…Several spectroscopic methods, such as fluorescence, X-ray diffraction (XRD) and Fourier-transform infrared spectroscopy (FTIR), were used to evaluate this enhanced specificity and sensitivity. …”
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  12. 812

    Organotin(IV) trifluoromethanesulfonate chemistry: isolation and characterization of novel 1,10-phenanthroline-based derivatives by Cattey, Hélène, Plasseraud, Laurent

    Published 2024-05-01
    “…Salts 5 and 6 were characterized by single crystal X-ray diffraction analysis, elemental analysis, mass spectrometry, and infrared spectroscopy as well as 1H, 19F, 13C{1H}, and 119Sn{1H} NMR spectroscopy. …”
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  13. 813

    Degradation of low-density polyethylene by a novel strain of bacteria isolated from the plastisphere of marine ecosystems by F.A. Febria, A. Syafrita, A. Putra, H. Hidayat, C. Febrion

    Published 2024-01-01
    “…Bacterial degradation ability was analyzed quantitatively based on weight loss percentage and energy-dispersive X-ray spectroscopy values, as well as qualitatively based on changes in physical and chemical structures using Scanning Electron Microscopy and Fourier transform infrared spectroscopy. Meanwhile, bacterial isolates were identified based on gene sequence and phylogenetic analyses.FINDINGS: Four bacterial isolates were isolated from low-density polyethylene plastic samples. …”
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  14. 814

    Investigation of the Ultrasonic Treatment-Assisted Soaking Process of Different Red Kidney Beans and Compositional Analysis of the Soaking Water by NIR Spectroscopy by Matyas Lukacs, Tamás Somogyi, Barasa Mercy Mukite, Flóra Vitális, Zoltan Kovacs, Ágnes Rédey, Tamás Stefaniga, Tamás Zsom, Gabriella Kiskó, Viktória Zsom-Muha

    Published 2025-01-01
    “…Ultrasonic treatment (US) represents a potential environmentally friendly method for process acceleration, while near-infrared spectroscopy (NIR) is a proposedly suitable non-invasive monitoring tool to assess compositional changes. …”
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  15. 815

    Enhancing elemental release and antibacterial properties of resin-based dental sealants with calcium phosphate, bioactive glass, and polylysine by Phatpicha Lertwisitphon, Yotsavee Worapasphaiboon, Nichapa Champakanan, Arnit Toneluck, Parichart Naruphontjirakul, Anne M. Young, Rattapha Chinli, Phoom Chairatana, Supanan Sucharit, Piyaphong Panpisut

    Published 2025-01-01
    “…The degree of monomer conversion (DC) was determined using attenuated total reflectance-Fourier transform infrared spectroscopy (n = 5). The biaxial flexural strength (n = 6) and Vickers surface microhardness (n = 5) of the materials were evaluated after a 24-hour immersion in water. …”
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  16. 816

    Enhanced photocatalytic degradation of Rhodamine B using polyaniline-coated XTiO3(X = Co, Ni) nanocomposites by Mariyem Abouri, Abdellah Benzaouak, Mohamed Elouardi, Lahcen El Hamdaoui, Fatima Zaaboul, Khalil Azzaoui, Belkheir Hammouti, Rachid Sabbahi, Shehdeh Jodeh, Mohammed Alaoui El Belghiti, Adnane El Hamidi

    Published 2025-01-01
    “…At the same time, Fourier transform infrared spectroscopy (FTIR) verified the successful deposition of PANI through characteristic functional group vibrations. …”
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  17. 817

    PLL-g-HPA Hydrogel Loaded Human Umbilical Cord Mesenchymal Stem Cells Promote Burn Wound Healing in Rat Model by Regulating Inflammation Response by Tian L, Wang Z, Lei T, Feng L, Li Y, Wang K, Zhang Y, Zhang C, Liu J, Xing H, Ren W

    Published 2025-01-01
    “…Therefore, the aim of this study was to evaluate the therapeutic effect of hUC-MSCs combined with PLL-g-HPA hydrogel on full thickness burn injury in rat model.Methods: The PLL-g-HPA hydrogel was developed and characterized by Scanning Electron Microscopy (SEM), Fourier-Transform Infrared Spectroscopy (FTIR), Hydrogen-1 nuclear magnetic resonance (H-NMR). …”
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  18. 818

    Effect of glass fiber hybridization and radiation treatment to improve the performance of sustainable natural fiber-based hybrid (jute/glass) composites by S.H. Mahmud, S.C. Das, A. Saha, T. Islam, D. Paul, M.W. Akram, M.S. Jahan, M.Z.I. Molla, M.A. Gafur, R.A. Khan

    Published 2025-01-01
    “…Further characterization of the composites was studied by FTIR (Fourier Transform Infrared) spectroscopy and SEM (Scanning Electron Microscopy) experimentation.…”
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  19. 819

    Presence of microplastics contamination in table salt and estimated exposure in humans by D.A. Syamsu, D. Deswati, S. Syafrizayanti, A. Putra, Y. Suteja

    Published 2024-01-01
    “…A stereomicroscope was used to detect the abundance, shape, size, and color of microplastics, while the Attenuated Total Reflection-Fourier Transform Infrared Spectroscopy was utilized to identify the polymer type of the microplastics. …”
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  20. 820

    Reduction of Lipid-Core Burden Index in Nonculprit Lesions at Follow-Up after ST-Elevation Myocardial Infarction: A Randomized Study of Bioresorbable Vascular Scaffold versus Optim... by Joelle Kefer, Patrick Chenu, Olivier Gurné, Frederic Maes, Théophile Tamakloé, Christophe Beauloye

    Published 2021-01-01
    “…Non-flow-limiting nonculprit lesions (NCL) that contain a large lipid-rich necrotic core (nonculprit lipid-rich plaques (NC-LRP)) are most likely to cause recurrent acute coronary syndrome after ST-elevation myocardial infarction (STEMI). Near-infrared spectroscopy (NIRS) detects LRPs using the maximum 4 mm lipid-core burden index (maxLCBI4 mm). …”
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