Showing 2,641 - 2,660 results of 4,095 for search '"spectroscopy"', query time: 0.08s Refine Results
  1. 2641

    Modern Trends in Imaging IX: Biophotonics Techniques for Structural and Functional Imaging, In Vivo by Yasaman Ardeshirpour, Amir H. Gandjbakhche, Laleh Najafizadeh

    Published 2012-01-01
    “…The use of near infrared spectroscopy for functional brain imaging has been growing rapidly. …”
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    Article
  2. 2642

    Development and Evaluation of Amlodipine-Polymer Nanocomposites Using Response Surface Methodology by Zain Alabden Ghanim Ahmed, Samer Hasan Hussein-Al-Ali, Ibrahim Abdel Aziz Ibrahim, Mike Kh. Haddad, Dalia Khalil Ali, Anwar Mahmoud Hussein, Ahmad Adnan Abu Sharar

    Published 2022-01-01
    “…Nanocomposites were characterized by powder X-ray diffraction (PXRD), field emission scanning electron microscopy (FE-SEM), Fourier transform infrared spectroscopy (FTIR), and a release study. Results. From the XRD data, the Amlop-polymer nanocomposite shows semi crystallinity. …”
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    Article
  3. 2643

    Phytochemicals from Pyrrosia longifolia (Burm. f.) C.V. Morton with antibacterial activity by Hilwan Yuda Teruna, Rohimatul Khodijah, Neni Frimayanti, Rudi Hendra

    Published 2024-12-01
    “…The ethyl acetate extract was purified using chromatography procedures, yielding six chemicals, and their structures were determined using spectroscopy. The antibacterial activity of the compounds was evaluated. …”
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    Article
  4. 2644

    Study of the Protection of Aluminum Alloy Surfaces by a Graphene-Modified Fluorocarbon Anticorrosive Coating by Peng Wang, Dayong Cai

    Published 2020-01-01
    “…It was found, by using a scanning electron microscopy (SEM) and the microstructure of the coating made by the Raman Spectroscopy Institute, that the addition of rGO could effectively improve the porosity of the epoxy primer, and the electrochemical workstation was able to resist the graphene-modified anticorrosive coating. …”
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    Article
  5. 2645

    Enhanced Photoactivity of Fe + N Codoped Anatase-Rutile Nanowire Film under Visible Light Irradiation by Kewei Li, Haiying Wang, Chunxu Pan, Jianhong Wei, Rui Xiong, Jing Shi

    Published 2012-01-01
    “…The X-ray photoelectron spectroscopy measurements show that nitrogen and iron atoms are incorporated into the titania oxide lattice, and the UV-visible absorption spectra show that the codoping of iron and nitrogen atoms could extend the absorption to visible light region. …”
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    Article
  6. 2646

    Methods of forensic examination of Nalbuphine by I. О. Besedina

    Published 2024-03-01
    “…The article analyses the peculiarities of sampling and sample preparation, the main stages of chemical research of this potentially dangerous opioid using thin-layer chromatography, infrared spectroscopy, gas chromatography with a mass-selective detector. …”
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    Article
  7. 2647

    Collinear Terahertz Generation from LiNbO<sub>3</sub> Wafer Driven by an Ultrafast Yb-Laser by Kang Wang, Hongyang Li, Zhuorui Zheng, Yi Liu, Ye Tian, Liwei Song

    Published 2025-01-01
    “…Our study demonstrates a compact and stable source for terahertz spectroscopy and imaging applications.…”
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    Article
  8. 2648

    Nitrogen Sorptiometric Study of Phosphation and Dispersion of Lanthanum(III) Oxide on Alumina Catalysts by Gamal A.H. Mekhemer, Ali F. Bukhzam, Amal S. El-Towaty, Mohamed I. Zaki

    Published 2011-12-01
    “…The catalysts thus obtained were characterized by X-ray diffractometry, infrared spectroscopy and nitrogen sorptiometry at 77 K. The adsorption data were analyzed by the BET method and the t-method. …”
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  9. 2649

    Characterization of Heavy Metal Ions Removal from Water by Improved Cuttlebone Powder with Magnetic Fe3O4 Nanoparticle as a Bioadsorbent by Aida Didaran, Mahnaz Sadat Sadeghi, Parisa Nejatkhah Manavi, Mohammad Rabbani

    Published 2025-02-01
    “…SCP is also characterized by Fourier‐transform infrared Spectroscopy (FTIR), Scanning Electron Microscopy (SEM), Xray diffraction (XRD), and Energy dispersive Xray (EDX) analysis. …”
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    Article
  10. 2650

    Synthesis of yttrium aluminum garnet ceramic powder doped with ruthenium by V.E. Suprunchuk, A.A. Kravtsov, L.V. Tarala, E.V. Medyanik, F.F. Malyavin, V.A. Lapin, D.P. Bedrakov

    Published 2024-12-01
    “…The elemental composition was studied using energy-dispersive spectroscopy. The phase composition was investigated by X-ray phase analysis. …”
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    Article
  11. 2651

    XPS-Characterization of Heterometallic Coordination Compounds with Optically Active Ligands by Yenny Ávila-Torres, Lázaro Huerta, Noráh Barba-Behrens

    Published 2013-01-01
    “…Their chemical was confirmed by photoelectron spectroscopy (XPS).…”
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  12. 2652
  13. 2653

    Copolymer SJ-1 as a Fluid Loss Additive for Drilling Fluid with High Content of Salt and Calcium by Hongping Quan, Huan Li, Zhiyu Huang, Tailiang Zhang, Shanshan Dai

    Published 2014-01-01
    “…The chemical structure of ternary copolymer was characterized by Fourier transform infrared (FTIR) spectroscopy. The molecular weight and its distribution were determined by gel permeation chromatography (GPC). …”
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  14. 2654

    Effect of Microarc Oxidation Treatment with Different Concentrations of MgSiF6 on Titanium-Porcelain Bonding Strength by Jing Lv, Mujie Yuan, Pei Sun, Changlei Wei, Shaojun Zhang, Yaozhong Wang, Jie Liu, Fei Tan

    Published 2020-01-01
    “…Scanning electron microscopy (SEM) and energy-dispersive spectroscopy (EDS) were applied to evaluate the morphologies and elemental compositions of the MAO coating, titanium-porcelain fracture surfaces, titanium-porcelain interfaces, and oxygen diffusion. …”
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    Article
  15. 2655

    Mid‐Infrared Optoelectronic Waveguide Devices with 2D Materials by Liqiang Qi, Tianping Xu, Zhengkun Xing, Si Chen, Zunyue Zhang, Tiegen Liu, Zhenzhou Cheng

    Published 2025-01-01
    “…The paper provides a valuable reference for researchers in infrared physics, optoelectronics, integrated optics, material science, sensing, and spectroscopy.…”
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    Article
  16. 2656

    Polycarbonate Microchip Containing CuBTC-Monopol Monolith for Solid-Phase Extraction of Dyes by Eman Alzahrani

    Published 2020-01-01
    “…This paper reports enhanced extraction, characterization, and synthesis studies for porous CuBTC metal organic frameworks that are marked by different methods including SEM/EDAX analysis, atomic force microscopy (AFM), and Fourier-transform infrared spectroscopy (FT-IR). The evaluation of the microchip’s performance was undertaken as sorbent through retrieval of six toxic dyes (anionic and cationic dyes). …”
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    Article
  17. 2657

    Photocatalytical Properties and Theoretical Analysis of N, Cd-Codoped TiO2 Synthesized by Thermal Decomposition Method by Hongtao Gao, Bing Lu, Fangfang Liu, Yuanyuan Liu, Xian Zhao

    Published 2012-01-01
    “…The products were characterized by X-ray diffraction (XRD), scanning electron microscope (SEM), UV-visible diffuse reflectance spectra (DRS), X-ray photoelectron spectroscopy (XPS), and Brunauer-Emmett-Teller (BET) specific surface area analysis, respectively. …”
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    Article
  18. 2658

    Enhanced Corrosion Resistance of Recycled Aluminum Alloy 6061 Chips Using Hot Extrusion Followed by ECAP by Mohamed A. Taha, Adel T. Abbas, Faycal Benyahia, Hamad F. Alharbi, B. Guitián, X. Ramón Nóvoa

    Published 2019-01-01
    “…Moreover, the present investigation explores the influence of ECAP after hot extrusion on the corrosive behaviour of the recycled samples in saline solution (NaCl) by electrochemical impedance spectroscopy (EIS) and linear polarization (LP). The results demonstrated a remarkable enhancement of the recycled chips’ properties subjected to hot extrusion followed by the ECAP process. …”
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  19. 2659

    Synthesis and Characterization of Silver Nanoparticles Using Cannonball Leaves and Their Cytotoxic Activity against MCF-7 Cell Line by Preetha Devaraj, Prachi Kumari, Chirom Aarti, Arun Renganathan

    Published 2013-01-01
    “…Green synthesized nanoparticles have been characterized by UV-Vis spectroscopy, SEM, TEM, and FTIR. Cannonball leaf broth as a reducing agent converts silver ions to AgNPs in a rapid and ecofriendly manner. …”
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    Article
  20. 2660

    Effect of Amino Acids on the Synthesis of NiFe<sub>2</sub>O<sub>4</sub>/Au Hybrid Nanoparticles by Diana Nemkova, Svetlana Saikova, Anton Krolikov

    Published 2025-01-01
    “…The materials were characterized using XRD, TEM, XPS, and Vis/FTIR spectroscopy. The results indicate the successful synthesis of magnetic NiFe<sub>2</sub>O<sub>4</sub>/Au nanoparticles with all amino acids used, but the size of the gold crystals, their surface density, and the details of the NP structure (inlaid or a core–shell structure) depend on the amino acid used. …”
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    Article