Showing 2,381 - 2,400 results of 4,095 for search '"spectroscopy"', query time: 0.05s Refine Results
  1. 2381

    Nickel Removal from Aqueous Solution Using Chemically Treated Mahogany Sawdust as Biosorbent by Rajesh Chanda, Amir Hamza Mithun, Md. Abu Hasan, Biplob Kumar Biswas

    Published 2021-01-01
    “…The adsorbent material was characterized by Fourier transform infrared (FTIR) spectroscopy, scanning electron microscopy (SEM), and energy dispersive X-ray (EDX) analysis. …”
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  2. 2382

    Fretting Wear Behavior and Damage Mechanisms of Inconel X-750 Alloy in Dry Contacts by Ibrohim A. Rustamov, Ozoda Sh. Sabirova, Zixi Wang, Yuming Wang

    Published 2019-01-01
    “…Posttest examinations were conducted utilizing advanced tools such as 3D optical surface profiler, scanning electron microscopy (SEM), and energy dispersive X-ray spectroscopy (EDX). The main objective was to obtain wear scar evolutions, frictional properties, and degradation mechanisms under the different running conditions over time. …”
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  3. 2383

    Photocatalytic decomposition of fatty stains by TiO2 thin films by Juan Peris Vicente, Thierry Gacoin, Philippe Barboux, Jean-Pierre Boilot, Mauricette Rondet, Léthicia Guéneau

    Published 2003-01-01
    “…The kinetics of stain photodecomposition has been studied in details by in-situ infrared spectroscopy absorption studies. This allows to discuss the role of UV light absorption and the interdiffusion of radicals and oxygen across the interfaces. …”
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  4. 2384

    Development and Validation of the Needs Assessment Scale for Innovative Technology Approaches to Dental Screening by Deepika Yadav, D. Sunil Kumar, M.S Mallikarjunaswamy, Vanishri Arun, G. Hari Prakash, S Sunita

    Published 2024-12-01
    “…Novel dental devices, such as digital radiography, dental lasers, and electrical impedance spectroscopy, could improve diagnosis and treatment, but demand among health-care practitioners needs assessment. …”
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    Article
  5. 2385

    Functionalized Waterborne Polyurethane-Based Graphite-Reinforced Composites by Nur Munirah Abdullah, Anika Zafiah Mohd Rus, M. F. L. Abdullah

    Published 2019-01-01
    “…The morphology-structure relations of WPUG composites are studied using field emission scanning electron microscopy (FESEM) and Fourier transform infrared (FTIR) spectroscopy. Prior to this, it is confirmed that, in the WPUG composites, the graphite particles containing functional groups such as hydroxyl and carboxylic groups are randomly distributed and attributed to the formation of interconnected interface within the polymeric composites. …”
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    Article
  6. 2386

    Protective Effect of Nanoparticles Loaded with Black Rice Anthocyanins on Caco-2 Cell Damage by LIU Yaqi, ZHOU Na, FENG Mengmeng, AI Xin, ZHAO Lei, ZHAO Liang

    Published 2025-02-01
    “…Fourier transform infrared spectroscopy (FTIR) and X-ray diffraction (XRD) analysis confirmed the successful encapsulation of BRA in BSA nanoparticles. …”
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  7. 2387

    Photocatalytic Surface Modification of PI Film for Electroless Copper Plating by Wenxia Zhao, Zenglin Wang, Liang Qiao, Shiwei Liu, Hongjian Zhao, Yani Yan

    Published 2018-01-01
    “…X-ray photoelectron spectroscopy analysis further demonstrated that carboxyl groups formed on the surface of the PI film after photocatalytic treatment. …”
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  8. 2388

    Accurate Assessment of the Oxygen Reduction Electrocatalytic Activity of Mn/Polypyrrole Nanocomposites Based on Rotating Disk Electrode Measurements, Complemented with Multitechniq... by Patrizia Bocchetta, Carolina Ramírez Sánchez, Antonietta Taurino, Benedetto Bozzini

    Published 2016-01-01
    “…The characterization of Mn/PPy films is addressed to the following: (i) morphology, as assessed by Field-Emission Scanning Electron Microscopy (FE-SEM) and Atomic Force Microscope (AFM); (ii) local electrical conductivity, as measured by Scanning Probe Microscopy (SPM); and (iii) molecular structure, accessed by Raman Spectroscopy; these data provide the background against which the electrocatalytic activity can be rationalised. …”
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  9. 2389

    Preparation and Structural Properties of Bimetallic Noble Metals Nanoparticles in SBA-15 Systems by M. Zienkiewicz-Strzałka, S. Pikus

    Published 2015-08-01
    “…This difference was characterized by X-ray photoelectron spectroscopy measurements. The obtained materials were characterized by various techniques suitable for surface characterization with particular emphasis on high-resolution transmission electron microscopy.…”
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  10. 2390

    Skeletal Muscle Deoxygenation in 11-13-year-old Children Swimmers During Arm and Leg Ergometry by Aura Mažuolytė–Binderienė, Loreta Stasiulė

    Published 2024-01-01
    “…During both exercises, muscles oxygen saturation values (the changes of deoxygenated haemoglobin (Δ[HHb]) and [HHb] thresholds ([HHb] thresholds) of Biceps femoris, Vastus lateralis, Rectus femoris, Triceps brachii, Infraspinatus and Biceps brachii muscles were recorded using the near-infrared spectroscopy method (Moxy oxygen monitor). Results: During maximal incremental legs and arms exercises on CE and ACE Δ[HHb] and [HHb] thresholds did not differ significantly between legs and arms exercises (p>0.05) and between separate muscles (p>0.05) as well. …”
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  11. 2391

    Thermodynamic analysis of water vapor adsorption onto freeze-dried ora-pro-nobis (Pereskia aculeata Miller) mucilage by Bruna de Souza Nascimento, Giovanni Aleixo Batista, Vinicius Tessinari Pravato, Gabriel Pedroso de Lima Alexandre, Lizzy Ayra Alcântara Veríssimo, Jaime Vilela de Resende

    Published 2023-08-01
    “…In addition, OPNM was characterized in terms of moisture, ash, ether extract, protein, fiber and carbohydrates beyond the functional chemical groups by Fourier transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM). …”
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  12. 2392

    Electrochemically grown superparamagnetic Co-Fe3O4 nanoparticles onto functionalized graphene oxide for biomedical aims by Mustafa Aghazadeh, Isa Karimzadeh

    Published 2024-02-01
    “…The fabricated Co2+-doped iron oxide@f-GO composite is characterized via Scanning Electron Microscopy, energy dispersive X-ray analysis, Fourier Transform Infrared Spectroscopy (FTIR), Transmission Electron Microscopy (TEM), and X-Ray diffraction analysis. …”
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  13. 2393

    Feshbach hypothesis of high-Tc superconductivity in cuprates by Lukas Homeier, Hannah Lange, Eugene Demler, Annabelle Bohrdt, Fabian Grusdt

    Published 2025-01-01
    “…To put our theory to a test we suggest to use coincidence angle-resolved photoemission spectroscopy (cARPES), pair-tunneling measurements or pump-probe experiments. …”
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  14. 2394

    Impairments in Brain Perfusion, Metabolites, Functional Connectivity, and Cognition in Severe Asymptomatic Carotid Stenosis Patients: An Integrated MRI Study by Tao Wang, Feng Xiao, Guangyao Wu, Jian Fang, Zhenmeng Sun, Hongliang Feng, Junjian Zhang, Haibo Xu

    Published 2017-01-01
    “…By utilizing an integrated MRI including pulsed arterial spin labeling (pASL) MRI, Proton MR Spectroscopy (MRS), and resting-state functional MRI (R-fMRI), we also found that aCAS patients suffered decreased cerebral blood flow (CBF) mainly in the Left Frontal Gyrus and had decreased NAA/Cr ratio in the left hippocampus and decreased connectivity to the posterior cingulate cortex (PCC) in the anterior part of default mode network (DMN).…”
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  15. 2395

    Human Aortic Endothelial Cell Labeling with Positive Contrast Gadolinium Oxide Nanoparticles for Cellular Magnetic Resonance Imaging at 7 Tesla by Yasir Loai, Nurus Sakib, Rafal Janik, Warren D. Foltz, HL Cheng

    Published 2012-03-01
    “…Cellular contrast agent uptake was quantified by inductively coupled plasma–atomic emission spectroscopy, which showed very high uptake compared to conventional Gd compounds. …”
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  16. 2396

    An Expedient SERS Strip Tactic for Rapid On-Site Detection with Long-Time Sensitivity and Repeatability by Chen Wang, Yueqian Wan, Yong Su, Yafei Cai, Shengjun Xiong, Ding Yuan, Zheng Xia, Jie Zhu

    Published 2021-01-01
    “…Surface-enhanced Raman spectroscopy (SERS) has attracted lots of interest in academic and industrial fields in recent years. …”
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  17. 2397

    Electrochemical Impedance based Characterization of Membrane Separators by Ruchika Gupta, A. Sarkar, Akkihebbal K. Suresh, Bharatkumar Suthar

    Published 2025-01-01
    “…Here, we have compared a conventional conductivity cell with a coin cell and a T-cell, by electrochemical impedance spectroscopy studies on commercial Zirfon® membranes in 0.1 M NaOH electrolyte. …”
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  18. 2398

    3D-network polymer supported bimetallic γ-Fe2O3/Cu nanoparticles: As a new magnetic nanocomposite for the synthesis of new series functionalized benzodiazepines by Setareh Moradi, Roya Mozafari, Mohammad Ghadermazi

    Published 2025-01-01
    “…The heterogeneous nanocatalystγ-Fe2O3-Cu@Calix/pyridine-2,6-dicarbonyl-bis(thiourea)was characterized by Transmission electron microscopies (TEM), Field emission scanning electron microscopy (SEM), Energy-dispersive X-ray spectrometer (EDS), Fourier transform infrared spectroscopy (FT-IR), Powder X-raydiffraction (XRD), Vibrating-sample magnetometer (VSM), Thermal gravimetric analysis (TGA), Atomic Force Microscopy (AFM),Inductively coupled Plasma (ICP) and Nitrogen adsorption desorption isotherm (BET)techniques and was used for the synthesis of 2,4 disubstituted-1, 5-benzodiazepine through the reaction of various substituted α-epoxyketones with o-phenylenediamine under green conditions. …”
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  19. 2399

    Solar-Thermal Performance of Sparked Stainless Steel-based Solar Absorber under Solar Concentration by Tapsanit Piyawath

    Published 2025-01-01
    “…The sparked stainless steel exhibited enhanced solar absorptivity of 84.0% and thermal emissivity of 47.3%, representing increases of approximately 33% and 13.7%, respectively, compared to bare stainless steel. Raman spectroscopy and atomic force microscopy confirmed the formation of a random nanotexture of magnetite on the sparked surface, contributing to the improved optical properties. …”
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  20. 2400

    Feasibility of Using H3PO4/H2O2 in the Synthesis of Antimicrobial TiO2 Nanoporous Surfaces by Benjamín Valdez-Salas, Ernesto Beltrán-Partida

    Published 2021-01-01
    “…The reactions were carried out for 30 min (NP14), 1 h (NP7), and 2 h (NP36), suggesting the formation of a thin nanopore layer as observed by Raman spectroscopy. Moreover, the antimicrobial activity revealed that NP7 could disrupt active microbial colonization for 2 h and 6 h. …”
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