Showing 3,161 - 3,180 results of 4,095 for search '"spectroscopy"', query time: 0.06s Refine Results
  1. 3161

    Green Synthesis of Silver Nanoparticles Incorporated Aromatherapies Utilized for Their Antioxidant and Antimicrobial Activities against Some Clinical Bacterial Isolates by Ahmed A. H. Abdellatif, Sultan S. Alhathloul, Abdullah S. M. Aljohani, Hamzah Maswadeh, Emad M. Abdallah, Khalid Hamid Musa, Mohamed A. El Hamd

    Published 2022-01-01
    “…The analytical instrumentation, namely, UV/Vis, absorption spectroscopy, FTIR, and scanning electron microscopy (SEM), was used to determine the developed AgNPs, confirming the functional groups involved in their reduction. …”
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  2. 3162

    Synthesis, DNA-Binding, Anticancer Evaluation, and Molecular Docking Studies of Bishomoleptic and Trisheteroleptic Ru-Diimine Complexes Bearing 2-(2-Pyridyl)-quinoxaline by Sofia Balou, Athanasios Zarkadoulas, Maria Koukouvitaki, Luciano Marchiò, Eleni K. Efthimiadou, Christiana A. Mitsopoulou

    Published 2021-01-01
    “…The complexes were characterized by elemental analysis, TGA, 1H-NMR, FT-IR, UV-Vis, emission spectroscopy, and electrochemistry. Their structures were confirmed by single-crystal X-ray diffraction analysis. …”
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  3. 3163

    Performance of Poly(Styrene—Divinylbenzene) Magnetic Porous Microspheres Prepared by Suspension Polymerization for the Adsorption of 2, 4-Dichlorophenol and 2, 6-Dichlorophenol fro... by Ping Yu, Qilong Sun, Jianming Pan, Zhenjiang Tan, Jiangdong Dai, Yongsheng Yan, Feng Cheng

    Published 2013-07-01
    “…The as-prepared product was characterized by Fourier transform infrared spectroscopy, Raman, X-ray diffraction, scanning electron microscopy, thermogravimetric analysis, differential thermal analysis and elemental analysis. …”
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  4. 3164

    Effects of Bamboo Shoot Dietary Fiber on Mechanical Properties, Moisture Distribution, and Microstructure of Frozen Dough by Hua Zhang, Yanyan Zhang, Xintian Wang, Qisen Xiang, Yanhong Bai, Suyun Li, Lixin Yang

    Published 2017-01-01
    “…The state and distribution of water in frozen dough was determined by differential scanning calorimetry (DSC) and low-field nuclear magnetic resonance (LNMR) spectroscopy. The microstructure of frozen dough was studied. …”
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  5. 3165

    Unraveling the levels of emerging contaminants along the eastern Mediterranean Sea by Fatima Haydous, Bilal Nehmeh, Joseph Rebehmed, Josephine Al-Alam, Christopher Saab, Sara Sabbagh, Ali Hamieh, Ali Yassin, Mahmoud Wazne, Elias Akoury

    Published 2025-02-01
    “…This study evaluates their occurrence across 40 Lebanese Mediterranean coastal hotspots using advanced techniques such as Inductively Coupled Plasma Mass Spectrometry (ICP-MS), X-ray Fluorescence Spectroscopy (XRF) and Gas Chromatography-Mass Spectrometry (GC–MS). …”
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  6. 3166

    Surface-specific thermal spin-depolarization on the half-metallic Heusler films by Kazuki Sumida, Masaaki Kakoki, Yuya Sakuraba, Keisuke Masuda, Kazuki Goto, Takashi Kono, Koji Miyamoto, Yoshio Miura, Kazuhiro Hono, Taichi Okuda, Akio Kimura

    Published 2025-01-01
    “…Here, using surface-sensitive spin- and angle-resolved photoelectron spectroscopy combined with first-principles calculations, we verify the temperature- and momentum-dependent spin-polarization of Co2MnSi thin-film. …”
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  7. 3167

    From contamination to detection: The growing threat of heavy metals by Basma Hossam Abdelmonem, Lereen T. Kamal, Rana M. Elbaz, Mohamed R. Khalifa, Anwar Abdelnaser

    Published 2025-01-01
    “…The atomic absorption spectroscopy (AAS) offers low cost, simplicity, and portability but lacks sensitivity for certain metals. …”
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  8. 3168

    UV-Enhanced removal of enrofloxacin in water using oyster shell-derived CaO-ZnO composite by Sihombing Mastavioni, Azizah Nurfiah, Febriyanti Siti, Miraza Adithya Zulfadli, Prajaputra Vicky, Isnaini Nadia, Karina Sofyatuddin, Riswan M.

    Published 2025-01-01
    “…Enrofloxacin was detected at a maximum absorption wavelength of 272 nm using UV-Vis spectroscopy. The removal efficiency of the CaO-ZnO composites was assessed at room temperature, with varying contact times (30-150 minutes) and pH levels (3, 6, and 9). …”
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  9. 3169

    Detecting and measuring Microplastic pollution in Al Hoceima City's harbor, northern Morocco by Iliass Achoukhi, Yahya EL Hammoudani, Khadija Haboubi, Abdelhak Bourjila, Abdelaziz Touzani, Kamal Reklaoui, Fouad Dimane

    Published 2025-06-01
    “…Density separation with a saturated sodium chloride solution was employed to isolate microplastics, which were then analyzed using ATR-FTIR spectroscopy for polymer identification. The analysis revealed a dominance of polyethylene (70.2 %) and polypropylene (20.5 %) among the microplastics, primarily in fiber, fragment, and film forms, with sizes ranging from 0.10 to 6 mm. …”
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  10. 3170

    Antimicrobial Effects of Gum Arabic-Silver Nanoparticles against Oral Pathogens by Omnia Ahmed, Nicole R. S. Sibuyi, Adewale O. Fadaka, Abram M. Madiehe, Ernest Maboza, Annette Olivier, Mervin Meyer, Greta Geerts

    Published 2022-01-01
    “…The GA-AgNPs were synthesized and characterized using ultraviolet-visible (UV-Vis) spectrophotometer, dynamic light scattering (DLS), transmission electron microscopy (TEM), and Fourier transform infrared (FTIR) spectroscopy. The antimicrobial activity of the GA-AgNPs was evaluated on Streptococcus sanguinis (S. sanguinis), Streptococcus mutans (S. mutans), Lactobacillus acidophilus (L. acidophilus), and Candida albicans (C. albicans) using agar disc diffusion and microdilution assays. …”
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  11. 3171
  12. 3172

    Batch and Column Studies for the Removal of Lead from Aqueous Solutions Using Activated Carbons from Viticultural Industry Wastes by A.C. Deiana, M.G. Gimenez, S. Rómoli, M.F. Sardella, K. Sapag

    Published 2014-03-01
    “…The products were characterized by elemental and proximate analysis, point of zero charge pH, specific surface area, pore-size distribution, Fourier transform infrared spectroscopy and surface acidic and basic groups. Considering the physicochemical and textural properties of the adsorbents, a comparative analysis of the results was made. …”
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  13. 3173

    Preparation and Characterization of Proteinaceous Films from Seven Mexican Common Beans (Phaseolus vulgaris L.) by Claudia Montalvo-Paquini, Raúl Avila-Sosa, Aurelio López-Malo, Enrique Palou

    Published 2018-01-01
    “…EF were prepared with BPC (3% w/w) and glycerol as a plasticizer by the casting method; their thickness, water content, soluble matter, protein solubility, color, puncture strength, elongation, water vapor permeability (WVP), and chemical properties (Fourier transform infrared, FTIR, and spectroscopy) were evaluated. Tested EF had an average thickness of 0.045±0.001 mm. …”
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  14. 3174

    Enhancement of the Stabilities and Intracellular Antioxidant Activities of Lavender Essential Oil by Metal-Organic Frameworks Based on β-Cyclodextrin and Potassium Cation by Ying Wang, Liang Wang, Jin Tan, Rong Li, Zi-Tao Jiang, Shu-Hua Tang

    Published 2021-02-01
    “…Then, the optimum inclusion product was characterized by Fourier transform infrared spectroscopy (FTIR) and scanning electron microscope (SEM). …”
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  15. 3175

    Greener Synthesis, Characterization, and Antimicrobiological Effects of Helba Silver Nanoparticle-PMMA Nanocomposite by Manal A. Awad, Awatif A. Hendi, Khalid M. O. Ortashi, Amnah B. Alanazi, Batool A. ALZahrani, Dina A. Soliman

    Published 2019-01-01
    “…The AgNPs encapsulated within the polymer chains were characterized by X-ray diffraction (XRD) and Fourier transform infrared spectroscopy (FTIR). Modification of thermal stabilities of AgNP/PMMA nanocomposites was confirmed using thermogravimetric analysis (TGA). …”
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  16. 3176

    Synthesis and release profile of ibuprofen-loaded zein and gelatin nanofiber scaffolds for potential transdermal application in burn wound treatment by umaima saleem memon, Murk saleem memon, Abdul Wahab Memon, Mehwish Shahzad, Murk Rehman, Farooq Ahmed, Zeeshan Khatri

    Published 2025-01-01
    “…This research article extensively addresses the drug release profile from the carrier nanofibrous mats and the characteristics of fiber mats using standard characterization techniques like Fourier-transform infrared spectroscopy (FTIR) and Scanning electron microscope (SEM). …”
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  17. 3177

    Large exciton binding energy in a bulk van der Waals magnet from quasi-1D electronic localization by Shane Smolenski, Ming Wen, Qiuyang Li, Eoghan Downey, Adam Alfrey, Wenhao Liu, Aswin L. N. Kondusamy, Aaron Bostwick, Chris Jozwiak, Eli Rotenberg, Liuyan Zhao, Hui Deng, Bing Lv, Dominika Zgid, Emanuel Gull, Na Hyun Jo

    Published 2025-01-01
    “…Utilizing state-of-the-art angle-resolved photoemission spectroscopy and self-consistent ab-initio GW calculations, we present direct spectroscopic evidence supporting electronic localization and weak dielectric screening as mechanisms contributing to the amplified exciton binding energy. …”
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  18. 3178

    Investigating the Properties and Behavior of Ag-Cu-Ti-Sn-%5.1 Zr Filler Metal in Dissimilar Bonding of Alumina to Copper by M. Taheri, Gh. Azimi Roeen, A. Bahrami

    Published 2024-12-01
    “…The microstructure of the joints were assessed using optical and scanning electron microscopes, equipped with energy dispersive spectroscopy and the mechanical properties of the joints were evaluated using the shear strength and the Vickers microhardness tests. …”
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  19. 3179

    The Electrochemical Detection of Bisphenol A and Catechol in Red Wine by Chao Wang, Xiangchuan Wu, Xinhe Lin, Xueting Zhu, Wei Ma, Jian Chen

    Published 2025-01-01
    “…In this study, we synthesized a laccase mimicking the MnO<sub>2</sub>@CeO<sub>2</sub> nanozyme using a simple hydrothermal method, which was characterized by modern analytical methods, such as transmission electron microscope (TEM), X-ray diffraction (XRD), and energy dispersive X-ray spectroscopy (EDX), etc. We found that the addition of MnO<sub>2</sub> significantly increased the laccase-like activity by 300% compared to CeO<sub>2</sub> nanorods. …”
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  20. 3180

    Investigation of Characteristics Whey Protein Isolate/Chitosan with Silica Addition in Biocomposite Film by Ika Zuwanna, Medyan Riza, Sri Aprilia, Yanna Syamsuddin, Syahiddin Said, Rozanna Dewi

    Published 2025-01-01
    “…The functional groups, morphology, structure, mechanical, thermal, and transparency of the biocomposite films were evaluated by Fourier transform infrared (FTIR) spectroscopy, Scanning electron microscope (SEM), X-ray diffraction (XRD), tensile strength, thermogravimetric (TGA), differential scanning calorimetry (DSC), thickness, swelling, and UV-Vis. …”
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    Article