Showing 3,421 - 3,440 results of 4,095 for search '"spectroscopy"', query time: 0.08s Refine Results
  1. 3421

    Bio-Preparation of Iron Nano Fertilizers from Lemon Fruit Affected some of the Characters of Carrot plants (Daucus carota L.) by Laila Hefdah Allah Alansi, Najeeb M. Al-Magrebi Al-Magrebi

    Published 2024-12-01
    “…X-ray diffraction (XRD) was used to determine the size and purity of the nanoparticles, and scanning electron microscopy (SEM) and energy dispersive X-ray spectroscopy (EDX) were used to verify the composition. …”
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    Article
  2. 3422

    Mathematical, electrochemical, spectroscopic and microscopic monitoring of the adsorption effect of expired drugs on zinc corrosion in 3.5% NaCl solution by Arafat Toghan, Omar K. Alduaij, Nada Alqarni, Emad M. Masoud, Hanan Alhussain, Ayman M. Mostafa, Ahmed A. Farag, Ahmed Fawzy

    Published 2025-01-01
    “…Electrochemical impedance spectroscopy (EIS) experiments have demonstrated good adhesion and stability of the protective film on the metal surface resulting from the adsorption of these compounds. …”
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  3. 3423

    Fabrication of zinc oxide/sodium alginate nanocomposite for effective catalytic degradation of Direct Yellow 44 dye: A sustainable approach by Shumaila Kiran, Abdulaziz Bentalib, Alina Javaid, Mubashar Hussain, Muhammad Wakil Shahzad, Zubair Khaliq, Muhammad Bilal Qadir, Zaryab Rashid

    Published 2025-01-01
    “…The synthesized nanocomposite was analyzed by UV-Visible spectroscopy, SEM, XRD and FTIR techniques. The prepared nanocomposite was used to degrade Direct Yellow 44 dye after optimizing various experimental factors (temperature, pH, H2O2, nanocomposite level, and dye level). …”
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    Article
  4. 3424

    Boosting catalytic efficiency of nanostructured CuO-supported doped-CeO2 in oxidative coupling of benzyl amines to N-benzylidenebenzyl amines and benzimidazoles: impact of acidic a... by Sailatha Sakinala, Naga Pranava Sree Kothoori, Suman Jeedi, Mohan Varkolu, Mallesham Baithy

    Published 2025-01-01
    “…The catalysts were prepared using a two-step method and characterized by various techniques, including XRD, Raman spectroscopy, BET surface area analysis, NH3-TPD, pyridine-FTIR, H2-TPR, XPS, SEM, and TEM. …”
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    Article
  5. 3425

    Formulation of Cefdinir Ternary Solid Dispersion and Stability Study under Harsh Conditions by Naamaa A. Naama, Ghaidaa S. Hameed, Dalya Basil Hanna, Zainab H. Mahdi

    Published 2025-01-01
    “…The ternary SD is subject to evaluation using Differential Scanning Calorimetry (DSC), Powder X-ray Diffractometry (PXRD), and Fourier Transform Infrared Spectroscopy (FTIR), saturated solubility, release, antibacterial activity, and a two months stability study under conditions of 40 ºC and 75% relative humidity. …”
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  6. 3426

    Effects of Biostabilization on Engineering Properties of Geomaterials by Shengting Li, Chenyi Luo, Yi Yang, Lvzhen Yang, Lijian Wu, Tuo Huang, Zhuangji Wang

    Published 2021-01-01
    “…Unconfined compression, scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), and X-ray diffraction (XRD) measurements were conducted to evaluate the biostabilization results. …”
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    Article
  7. 3427

    Deficient Purposeful Use of Forepaws in Female Mice Modelling Rett Syndrome by Bianca De Filippis, Mattia Musto, Luisa Altabella, Emilia Romano, Rossella Canese, Giovanni Laviola

    Published 2015-01-01
    “…This was complemented by the in vivo magnetic resonance spectroscopy (MRS) analysis of metabolic profile in behaviourally relevant brain areas. …”
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  8. 3428

    Tadpole-Shaped POSS-Based Copolymers and the Aggregation Behavior at Air/Water Interface by Lin Zhu, Fang Chen, Xiaoyan Ma, Xiu Qiang, Zhiguang Li, Chen Dong, Duyang Zang

    Published 2018-01-01
    “…The morphology of the deposited LB thin film was illustrated by atomic force microscopy (AFM) and X-ray photoelectron spectroscopy (XPS). We observed that a thin film was composed by crater-shaped quasi-2D micelles for POSS-PTFEMA-b-PMMA, while it was proved that only flaky texture was observed for both POSS-PMMA277-b-PTFEMA130 and POSS-PMMA466-b-PTFEMA172. …”
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  9. 3429

    Halloysite clay nanotubes as platforms for loading of aptamers and antisense oligonucleotides by Maria Rita Caruso, Martina Maria Calvino, Giuseppe Cavallaro, Jussara Amato, Simona Marzano, Federica D'Aria, Concetta Giancola, Giuseppe Lazzara, Stefana Milioto, Bruno Pagano

    Published 2025-03-01
    “…The amounts of DNA molecules adsorbed onto the halloysite nanotubes have been estimated by UV-VIS spectroscopy and thermogravimetric analysis. Both methods have shown that the loading efficiency of ASO1 is larger compared to D12. …”
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  10. 3430

    Performance Evaluation of Bone Glue-Modified Asphalt by Asif Ali, Naveed Ahmad, Muhammad Adeel, Syed Bilal Ahmed Zaidi, Muhammad Sohail Jameel, Farsan Ali Qureshi, Waqas Haroon, Syeda Aamara Asif

    Published 2019-01-01
    “…Fourier-transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM) analysis were carried out to ensure the homogeneity and proper mixing of bone glue in asphalt binder. …”
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  11. 3431

    Preparation and Performance Analysis of High-Viscosity and Elastic Recovery Modified Asphalt Binder by Liangchen Qu, Yingli Gao, Hui Yao, Dandan Cao, Ganpeng Pei, Bei He, Kairui Duan, Wenjuan Zhou

    Published 2019-01-01
    “…Furthermore, the Fourier transform infrared spectroscopy (FTIR) and scanning electron microscope (SEM) measurements were conducted for obtaining the mechanism and microstructure distribution of the modified asphalt binders. …”
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  12. 3432

    Evaluating lead leaching from uPVC pipes into drinking water: Characterization with SEM-EDX and ICP-OES by Yassin T.H. Mehdar

    Published 2025-01-01
    “…In addition, elemental mapping obtained using scanning electron microscopy-energy dispersive X-ray spectroscopy (SEM-EDX) was utilized to determine the weight percentages of Lead (Pb) on the inner surfaces of the uPVC pipes.The novelty of this study lies in several key aspects that distinguish it from existing literature. …”
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  13. 3433
  14. 3434

    Chromium Removal from Electroplating Wastewater Using Activated Coffee Husk Carbon by Temesgen Aragaw, Seyoum Leta, Ermias Alayu, Andualem Mekonnen

    Published 2022-01-01
    “…The adsorbent functional groups and surface morphology were examined using Fourier transform infrared (FTIR) spectroscopy and scanning electron microscope (SEM), respectively. …”
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  15. 3435

    Synthesis of lutetium hydrides at high pressures by Yuan-Ao Peng, Han-Yu Wang, Fu-Hai Su, Pu Wang, Hai-An Xu, Lin Liu, Lun-Xuan Yu, Ross T. Howie, Wan Xu, Eugene Gregoryanz, Xiao-Di Liu

    Published 2025-01-01
    “…High-pressure synthesis of lutetium hydrides from molecular hydrogen (H2) and lutetium (Lu) is systematically investigated using synchrotron X-ray diffraction, Raman spectroscopy, and visual observations. We demonstrate that the reaction pathway between H2 and Lu invariably follows the sequence Lu ⟶ LuH2 ⟶ LuH3 and exhibits a notable time dependence. …”
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  16. 3436

    Airborne lidar intensity correction for mapping snow cover extent and effective grain size in mountainous terrain by Chelsea Ackroyd, Christopher P. Donahue, Brian Menounos, S. McKenzie Skiles

    Published 2024-12-01
    “…The lidar-derived grain size retrievals had a MAE of 32 µm compared to those from field spectroscopy, which translated to a 1% error in snow albedo. …”
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  17. 3437

    Phenols from Vaccinium dunalianum Wight: Secondary Mass Spectrometry Fragmentation and Neuroprotective Effect by ZHOU Tang, WANG Ji, QIAO Wenhao, LIN Zhiqi, ZHU Hongbo, CHANG Yue, HU Weiyan, ZHANG Rongping, CHEN Xinglong

    Published 2024-12-01
    “…In order to elucidate the health efficacy of Vaccinium dunalianum buds as a tea substitute and to reveal the material basis for its functionality, we studied the chemical constituents of V. dunalianum buds by using separation materials such as silica gel, MICHP-20p gel, Sephadex LH-20, and RP-18 combined with preparative and semi-preparative high performance liquid chromatography (HPLC), high-resolution mass spectrometry and nuclear magnetic resonance (NMR) spectroscopy. Totally 16 phenolic compounds were isolated and identified from the water extract of V. dunalianum buds, including seven arbutins, four flavonoids, two lignansand, and three other phenolic compounds, among which compounds 2–5, 7, and 11–16 were isolated from the Vaccinium genus for the first time. …”
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  18. 3438

    Mask Material Filtration Efficiency and Mask Fitting at the Crossroads: Implications during Pandemic Times by Karin Ardon-Dryer, Juliusz Warzywoda, Rumeysa Tekin, Jnev Biros, Sharilyn Almodovar, Brandon L. Weeks, Louisa J. Hope-Weeks, Albert Sacco

    Published 2021-03-01
    “…To explain the filtration efficiency results, the structure and composition of all filter materials were determined using FE-SEM, and IR and Raman spectroscopy. In conclusion, when highly efficient materials are used in masks that do not fit the users properly, the potential of these materials to protect the users from aerosols is compromised. …”
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  19. 3439
  20. 3440

    Carbonatation and Decarbonatation Kinetics in the La2O3-La2O2CO3 System under CO2 Gas Flows by Bahcine Bakiz, Frédéric Guinneton, Madjid Arab, Abdeljalil Benlhachemi, Sylvie Villain, Pierre Satre, Jean-Raymond Gavarri

    Published 2010-01-01
    “…Electrical impedance spectroscopy is performed to determine the electrical responses associated with ionic mobilities and phase changes, in the temperature range 25 to 900∘C. …”
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