Showing 2,501 - 2,520 results of 2,970 for search 'R.wan~', query time: 1.70s Refine Results
  1. 2501

    Mechanical Properties and Weathering Behavior of Polypropylene-Hemp Shives Composites by Marcel Ionel Popa, Silvia Pernevan, Cecilia Sirghie, Iuliana Spiridon, Dorina Chambre, Dana Maria Copolovici, Niculina Popa

    Published 2013-01-01
    “…The changes in the chemical and morphological structures were investigated by FT-IR and RAMAN spectroscopies and AFM microscopy. The mechanical characteristics of the composites were determined before and after an artificial aging process, and they are within the limits of the values reported for polyolefin-based composites and materials with natural fillers. …”
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  2. 2502

    NEW TECHNOLOGIES IN CRYOSURGERY ENDOSCOPIC TREATMENT OF TUMORS OF THE RESPIRATORY TRACT by V. V. Sokolov, D. V. Sokolov, L. V. Telegina, A. L. Nikolaev, A. P. Kirukhin, Yu. L. Kudryavtseva

    Published 2017-06-01
    “…Preliminary results of clinical studies show that, in comparison with cryosurgery on older devices, cryorecanalization using the latest generation of m edical eq uipment and a new cryosondond model is an effective method of recanalization to restore airway patency, which can be used in combination with electrodestruction, argon-plasma And laser coagulation.…”
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  3. 2503

    Nanoclustering in Silicon Induced by Oxygen Ions Implanted by D. Manno, A. Serra, E. Filippo, M. Rossi, G. Quarta, L. Maruccio, L. Calcagnile

    Published 2011-11-01
    “…The topographic images, obtained by scanning tunnelling microscope showed that the surface is covered with a dense array of tetragonal nanostructures oriented with respect to the substrate. Raman spectroscopy data allowed us to estimate an average cluster size of about 50 nm. …”
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  4. 2504

    Electrochemical Solvent Cointercalation into Graphite in Propylene Carbonate-Based Electrolytes: A Chronopotentiometric Characterization by Hee-Youb Song, Soon-Ki Jeong

    Published 2018-01-01
    “…Herein, the redox reactions of solvated lithium ions occurring at the graphite interface in 1 M·LiClO4/PC were probed by chronopotentiometry, in situ atomic force microscopy (AFM), and in situ Raman spectroscopy. The obtained results revealed that high coulombic efficiency (97.5%) can be achieved at high current density, additionally showing the strong influence of charge capacity on the above redox reactions. …”
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  5. 2505

    Structural Characterization of Carbon Nanomaterial Film In Situ Synthesized on Various Bulk Metals by J. Y. Xu, R. Yang, Z. Z. Fan, X. C. Lei

    Published 2014-01-01
    “…The microstructures of the carbon nanomaterial film were studied by SEM, TEM, XRD, and Raman spectroscopy. In this paper, bulk metallic materials treated by SMAT served as substrates as well as catalysts for carbon nanomaterial film formation. …”
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  6. 2506

    Origin of Difference in Photocatalytic Activity of ZnO (002) Grown on a- and c-Face Sapphire by Guoqiang Li, Bingyang Sun, Yali Wang, Zhou Wu, Weifeng Zhang

    Published 2014-01-01
    “…However, the photocatalytic activity for Rhodamine B degradation of ZnO film on c-face sapphire was higher than that on a-face sapphire. The Raman spectrum and XPS analysis suggested that the sample on a-face sapphire had higher concentration of defects. …”
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  7. 2507

    CHARACTERISTIC OF Zr-BEARING CRYSTALLINE PHASES FROM Rb-BEARING MODEL MATRIX MATERIALS by V.E. Eremyashev, G.G. Korinevskaya, M.A. Rassomakhin, S.M. Lebedeva

    Published 2023-12-01
    “…The presence of numerous Zr and Rb-bearing crystals in samples is established by electron microscopy, X-ray diffraction and Raman spectroscopy; their morphology, chemical composition and spectral characteristics are studied. …”
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  8. 2508

    Cerebral Sinus Venous Thrombosis due to Asparaginase Therapy by Youssef Alsaid, Shamshad Gulab, Mohammed Bayoumi, Saleh Baeesa

    Published 2013-01-01
    “…At one-year followup, he had complete response to chemotherapy for ALL, with residual mild left hemiparesis, and his MRI scans revealed recanalized venous sinuses. The case highlights the importance of considering cerebral venous thrombosis as a complication of Asparaginase therapy.…”
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  9. 2509

    Elastic Module Study of the Radial Section of Guadua angustifolia Kunth Variety Bicolor by J. I. Cardenas, C. Vargas-Hernández

    Published 2014-01-01
    “…This behavior is due to the inhomogeneity, the water concentration, the fiber density, and the silicon concentration. The Raman spectroscopy analysis showed bands associated with hemicellulose, cellulose (carbon-carbon bonds), hydroxides carbon, and lignin. …”
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  10. 2510

    MINERALOGY OF THE VORONTSOVSKOE GOLD DEPOSIT (NORTHERN URALS). PART 3: SULFOSALTS by A.V. Kasatkin, S.Yu. Stepanov, M.V. Tsyganko, R. Škoda, F. Nestola, J. Plášil, E. Makovicky, A.A. Agakhanov, R.S. Palamarchuk

    Published 2021-06-01
    “…The article reports on sulfosalts of the deposit, their chemical compositions, as well as unit-cell parameters, optical properties and Raman spectra of some minerals. For eight new mineral species discovered by the authors (auerbakhite, vorontsovite, gladkovskyite, gungerite, luboržákite, pokhodyashinite, ferrovorontsovite, tsygankoite), we provide their density, hardness, reflectance spectra and crystal structure. …”
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  11. 2511

    Neutrophil Gelatinase-Associated Lipocalin Plasma sebagai Prediktor Gangguan Fungsi Ginjal pada Anak dengan Penyakit Jantung Bawaan Asianotik di Rumah Sakit Umum Daerah dr. Zainoel... by Safrizal Safrizal, Herlina Dimiati, Eka Yunita Amna, Nora Sovira, Syafruddin Haris, Dora Darussalam

    Published 2024-12-01
    “…Penelitian ini merupakan studi observasional analitik dengan pendekatan prospektif pada anak usia 1 tahun sampai 10 tahun dengan diagnosis PJB asianotik yang melakukan rawat jalan maupun rawat inap di Rumah Sakit Umum Daerah dr Zainoel Abidin Banda Aceh pada bulan Februari hingga Juni 2024 yang memenuhi kriteria penelitian. …”
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  12. 2512

    “Crisscross” Approach: An Unconventional Technique for Simultaneous Antegrade and Retrograde Catheterization through Femoral Access by Siju T Abraham, Vishnu Motukuru, Vivek Anand, KB Sumanth Raj

    Published 2024-12-01
    “…Materials and Methods: This is a case series of 22 patients who underwent percutaneous “crisscross” access for recanalization of lower limb lesions between January 2020 and April 2024. …”
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  13. 2513

    GENETIC RESOURCES OF RICE (ORYZA SATIVA L.) WITH COLORED PERICARP by O. V. Zelenskaya, G. L. Zelensky, N. V. Ostapenko, I. G. Tumanyan

    Published 2018-05-01
    “…These varieties have been revealed to contain a large amount of oleic and linolenic acids (up to 43 % each), whereas only their traces are found in the white-grained rice variety Rapan. There are signiicant diferences in the content of antioxidants: Rapan has 7 mg/100 g; Mars and Rubin, 45 mg/100 g; Yuzhnaya Noch, 105 mg/100 g. …”
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  14. 2514

    Green Synthesis of Nanostructure CeO2 Using Tea Extract: Characterization and Adsorption of Dye from Aqueous Phase by Chengshun Liu, Xiyao Liu, Yilin Wu, Zhuotong Chen, Zhuanrong Wu, Shumao Wang, Hua Han, Zhenbang Xie, Yixuan Wang, Tzu-Hsing Ko

    Published 2021-01-01
    “…All samples show a strong Raman signal at a well-defined chemical shift of 463 cm−1 and a significant symmetry feature was observed, suggesting that the tetravalent ceria is the dominant species throughout the bulk sample. …”
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  15. 2515

    Characterization of Two Historical Postage Stamps Made from Cotton Fibers and Their Restoration Trials Based on the Experimental Studies by Maisa M.A. Mansour, Yassin E. Zidan, Abou El Fettouh A Abd El Hakim, Mohamed Mahmoud Allam, Hayssam M. Ali, Mohammad Akrami, Mohamed Z. M. Salem

    Published 2021-01-01
    “…Two Egyptian historical postage stamps printed in blue and red printing inks were evaluated and examined for their composition using a light microscope, SEM-EDS, FTIR, and Raman spectroscopic analyses. Mechanical, chemical, and deacidification treatments were done for the two stamps. …”
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  16. 2516
  17. 2517

    Preparation of Mesoporous Silica-Supported Palladium Catalysts for Biofuel Upgrade by Ling Fei, Harvind Kumar Reddy, Joshua Hill, Qianglu Lin, Bin Yuan, Yun Xu, Peter Dailey, Shuguang Deng, Hongmei Luo

    Published 2012-01-01
    “…The structure, morphologies, composition, and thermal stability of catalysts were studied by X-ray diffraction (XRD), scanning electron microscopy (SEM), Raman spectroscopy, transmission electron microscopy (TEM), energy-dispersive X-ray (EDX), and thermogravimetric analysis (TGA). …”
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  18. 2518

    Green LED as an Effective Light Source for Curing Acrylate-Based Dental Resins in Combination with Irgacure 784 by Katalin Bukovinszky, Melinda Szalóki, István Csarnovics, Istvan Szabó, Sándor Kéki, Miklós Nagy, Csaba Hegedűs

    Published 2018-01-01
    “…The kinetics of the photopolymerization was followed by Raman spectroscopy and conversion values were determined. …”
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  19. 2519

    Laser printing of certain pixels of graphene nanoribbons by M.S. Komlenok, P.V. Fedotov, P.A. Pivovarov, V.I. Konov

    Published 2024-06-01
    “…Optimal conditions for laser irradiation are determined and a technique is developed for transferring a carbon nanomaterial from a growth nickel surface to a titanium film aimed at creating stronger bonds between the nanoribbons. Raman spectroscopy confirms the preservation of structural features of the synthesized atomically precise 7-atoms-wide graphene nanoribbons with an armchair edge during laser transfer.…”
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  20. 2520

    Crystal structure, Hirshfeld surfaces analysis, vibrational spectroscopy, thermal behavior, and DFT study of S-triazine perchlorate by Chaima Zouari, Thameur Dammak, Jerome Lhoste, Mohamed Boujelbene, Mohamed Abdelhedi

    Published 2025-01-01
    “…Vibrational modes were investigated using Raman and infrared spectroscopy, providing insights into the compound’s molecular structure. …”
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