Showing 31,661 - 31,680 results of 32,396 for search '"Vibration"', query time: 0.21s Refine Results
  1. 31661

    With Nanoplasmonics towards Fusion by Tamás Sándor Biró, Norbert Kroó, László Pál Csernai, Miklós Veres, Márk Aladi, István Papp, Miklós Ákos Kedves, Judit Kámán, Ágnes Nagyné Szokol, Roman Holomb, István Rigó, Attila Bonyár, Alexandra Borók, Shireen Zangana, Rebeka Kovács, Nóra Tarpataki, Mária Csete, András Szenes, Dávid Vass, Emese Tóth, Gábor Galbács, Melinda Szalóki

    Published 2023-05-01
    “…The first results on enhanced crater formation for Au-doped polymer targets are shown, and SERS signals typical for <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mi>CD</mi><mn>2</mn></msub></semantics></math></inline-formula> and <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mi>ND</mi></semantics></math></inline-formula> bound vibrations are cited. Trials to detect <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mi mathvariant="normal">D</mi><mo>/</mo><mi mathvariant="normal">H</mi></mrow></semantics></math></inline-formula> ratio by means of LIBS measurments are reported. …”
    Get full text
    Article
  2. 31662

    Implicit and Explicit Solvent Effects on the Global Reactivity and the Density Topological Parameters of the Preferred Conformers of Caespitate by Andrea Moreno-Ceballos, María Eugenia Castro, Norma A. Caballero, Liliana Mammino, Francisco J. Melendez

    Published 2024-01-01
    “…Posteriorly, DFT calculations with the APFD functional were used for full optimization and vibrational frequencies, obtaining stable structures. …”
    Get full text
    Article
  3. 31663

    Evaluation of tetracycline removal by magnetic metal organic framework from aqueous solutions: Adsorption isotherm, kinetics, thermodynamics, and Box-Behnken design optimization by Hana M. Abumelha, Seraj Omar Alzahrani, Salhah H. Alrefaee, Ameena M. Al-bonayan, Fatmah Alkhatib, Fawaz A. Saad, Nashwa M. El-Metwaly

    Published 2023-09-01
    “…We performed a number of experiments and studies to further support this, including the following: vibrating sample magnetometer (VSM), Fourier transform infrared spectroscopy (FTIR), energy-dispersive X-ray photoelectron spectroscopy (XPS), scanning electron microscope (SEM), X-ray diffraction (XRD), and Brunauer-Emmett-Teller surface area (BET). …”
    Get full text
    Article
  4. 31664

    The effect of temperature on permittivity measurements of aqueous solutions of glucose for the development of non-invasive glucose sensors based on electromagnetic waves by Renu Karthick Rajaguru Jayanthi, Bal S. Virdee, Innocent Lubangakene, Priyanka Ganguly, Dion Mariyanayagam

    Published 2023-12-01
    “…The rise in thermal energy normally causes dipolar liquids like water to vibrate and rotate disrupting the alignment of the dipoles in response to an electric field thereby reducing its permittivity. …”
    Get full text
    Article
  5. 31665

    Spectroscopic Characterization, Computational Investigation, and Comparisons of ECX by Hou, Gao-Lei, Chen, Bo, Transue, Wesley J., Yang, Zheng, Grützmacher, Hansjörg, Driess, Matthias, Cummins, Christopher C., Borden, Weston Thatcher, Wang, Xue-Bin

    Published 2018
    “…The splittings are attributed to spin–orbit coupling (SOC) in the ECX• radicals. Vibrational progressions in the NIPE spectra of ECX– were assigned to the symmetric and the antisymmetric stretching modes in ECX• radicals. …”
    Get full text
    Article
  6. 31666

    Synthesis of Fe3O4 at different reaction temperatures and investigation of its magnetic properties on giant magnetoresistance (GMR) sensors for bio-detection applications by Antarnusa, Ganesha, Esmawan, Agung, Jayanti, Putri Dwi, Fitriani, Sri Rizki, Suherman, Andri, Palupi, Endah Kinarya, Umam, Rofiqul, Ardimas, Ardimas

    Published 2022
    “…From the results of the vibrating sample magnetometer (VSM) analysis, it was found that there was an increase in magnetic properties such as Hc, Mr and Ms along with the increase reaction temperature. …”
    Get full text
    Other
  7. 31667

    The effect of temperature on permittivity measurements of aqueous solutions of glucose for the development of non-invasive glucose sensors based on electromagnetic waves by Jayanthi, Renu, Virdee, Bal Singh, Lubangakene, Innocent, Ganguly, Priyanka, Mariyanayagam, Dion

    Published 2023
    “…The rise in thermal energy normally causes dipolar liquids like water to vibrate and rotate disrupting the alignment of the dipoles in response to an electric field thereby reducing its permittivity. …”
    Get full text
    Article
  8. 31668

    Enhanced magnetic separation and photocatalytic activity of nitrogen doped titania photocatalyst supported on strontium ferrite by Aziz, A.A., Yong, K.S., Ibrahim, S., Pichiah, S.

    Published 2012
    “…The synthesized catalysts were further characterized with X-ray diffraction (XRD), transmission electron microscope (TEM), energy dispersive X-ray spectroscopy (EDS), BET surface area analysis, vibrating sample magnetometer (VSM), X-ray photon spectroscopy (XPS) and visible light spectroscopy analysis for their respective properties. …”
    Get full text
    Article
  9. 31669

    Incorporation of cobalt ferrite on the field dependent performances of magnetorheological grease by S.M.A. Tarmizi, N.A. Nordin, S.A. Mazlan, Norzilawati Mohamad, H.A. Rahman, S.A.A. Aziz, N. Nazmi, M.A. Azmi

    Published 2020
    “….% were investigated via Field-Emission Scanning Electron Microscopy (FESEM) and Vibrating Sample Magnetometer (VSM) to analyze their morphology and magnetic properties, respectively. …”
    Get full text
    Get full text
    Article
  10. 31670

    Tuning Charge Order in (TMTTF)<sub>2</sub><i>X</i> by Partial Anion Substitution by Andrej Pustogow, Daniel Dizdarevic, Sebastian Erfort, Olga Iakutkina, Valentino Merkl, Gabriele Untereiner, Martin Dressel

    Published 2021-12-01
    “…While these quantities indicate that the macroscopic correlation strength is continuously tuned, our vibrational spectroscopy results probing the local charge disproportionation suggest that <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mn>2</mn><mi>δ</mi></mrow></semantics></math></inline-formula> is modulated on a microscopic level.…”
    Get full text
    Article
  11. 31671

    The characteristics of water-in-biodiesel emulsions produced using ultrasonic homogenizer by Zainal Ambri, Abdul Karim, Kaur, Eesha, Syed Masharuddin, Syed Muhammad, Khan, Mohammed Yahaya, Hagos, F. Y.

    Published 2020
    “…On the hand, ultrasonic homogenizer utilized direct ultrasonic force to produce high frequency vibrating waves to disrupt the immiscible liquid layers and mixed the liquids. …”
    Get full text
    Article
  12. 31672

    Electromagnetic wave absorbing characteristics of C/Co-Mn and C/Co-Zn doped barium hexaferrite sandwiched nanocomposites by Rodziah, Nazlan, Ismayadi, Ismail, Idza Riati, Ibrahim, Fadzidah, Mohd Idris, Mohamad Ashry, Jusoh, Khamirul Amin, Matori

    Published 2021
    “…The samples were characterised on their morphological, magnetic and microwave properties using field emission scanning electron microscope (FESEM), vibrating sample magnetometer (VSM) and vector network analyser (VNA) respectively; there follow rational discussions on the effect of dopant substitutions and microstructure on the absorption/reflection loss and bandwidth broadening of MAM. …”
    Get full text
    Get full text
    Article
  13. 31673

    Density functional theory on ionic liquid as carbonate scale dissolver in petroleum pipelines by Ngu, Kee Soon, Abdullah, Syamsul B.

    Published 2022
    “…The optimized structure of carbonate ion and ion pairs of ILs have been obtained from the calculation which was further complemented by harmonic vibrational frequency, binding energies, bond type, bond order, and natural bond orbital (NBO). …”
    Get full text
    Get full text
    Article
  14. 31674

    Preparation and characterization of alumina loaded titania in the photoreduction of CO2 by Norhaszjana, Awang Hasan

    Published 2012
    “…Meanwhile FTIR analysis, the presence of Al-O bonds in the TiO2 powder was successfully obtained as the peaks of 947.75 cm-1 fall in the general range of Al-O vibrations. Other than that, based on XRD pattern of Al2O3-TiO2 it revealed the existence of polymorphs anatase TiO2 which usually shows greatly superior in photoactivity of TiO2. …”
    Get full text
    Undergraduates Project Papers
  15. 31675

    Photocatalytic Activity of the Blends Based on TiO<sub>2</sub> Nanoparticles and Reduced Graphene Oxide for Degradation of Acetaminophen by Monica Daescu, Madalina Chivu, Elena Matei, Catalin Negrila, Oana Cramariuc, Mihaela Baibarac

    Published 2023-06-01
    “…Another novelty of this work is the demonstration of the ability of PVC membranes modified with Au nanoparticles to act both as filters for the removal of TiO<sub>2</sub>/RGO blends after AC photodegradation and as potential SERS supports, which illustrate the vibrational properties of the reused catalyst. The reuse of the TiO<sub>2</sub>/RGO blends after the first cycle of AC photodegradation indicated their suitable stability during the five cycles of pharmaceutical compound photodegradation.…”
    Get full text
    Article
  16. 31676

    Effect of Aluminum Addition on the Microstructure, Magnetic, and Mechanical Properties of FeCrCoNiMn High-Entropy Alloy by Safia Alleg, Ahlem Bekhouche, Hacene Hachache, Joan Jose Sunol

    Published 2023-10-01
    “…Crystal structure, microstructure, magnetic, and mechanical properties were investigated by X-ray diffraction, scanning electron microscopy, vibrating sample magnetometry, and microindentation. …”
    Get full text
    Article
  17. 31677

    Biosorption of <i>Escherichia coli</i> Using ZnO-Trimethyl Chitosan Nanocomposite Hydrogel Formed by the Green Synthesis Route by Ibrahim Birma Bwatanglang, Faruq Mohammad, John Nahadi Janet, Wasmia Mohammed Dahan, Hamad A. Al-Lohedan, Ahmed A. Soleiman

    Published 2023-07-01
    “…The spectral profiles of TM@ZnO/TMC NC hydrogel on interaction with <i>Escherichia coli</i> (<i>E. coli</i>) revealed some conformational changes to the functional groups assigned to the stretching vibrations of N-H, C-O-C, C-O ring, and C=O bonds. The adsorption kinetics of TM@ZnO/TMC NC hydrogel revealed the pseudo-second-order as the best fit mechanism for the <i>E. coli</i> biosorption. …”
    Get full text
    Article
  18. 31678

    Functionalization of surfactant templated magnetite by chitosan and PEGylated/Chitosan – In vitro studies on drug loading, release and anti-proliferative activity by Nasima Arshad, Maliha Khan, Muhammad Waseem, Mohd Afzal, Abdullah Alarifi, Rahman Shah Zaib Saleem

    Published 2023-11-01
    “…These materials were characterized by X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FT-IR), scanning electron (SEM), and transmission electron microscopy (TEM) and vibrating sample magnetometer (VSM). The Methotrexate (MTX) drug was then loaded on each functionalized MNPs as MCT-1–3 (chitosan; 0.1,0.5, and 1%) and MPCT-1–3 (PEGylated/chitosan (1% each with volume ratio 1:1, 3:1, and 1:3). …”
    Get full text
    Article
  19. 31679
  20. 31680

    Identification of Water Hammering for Centrifugal Pump Drive Systems by Nabanita Dutta, Kaliannan Palanisamy, Umashankar Subramaniam, Sanjeevikumar Padmanaban, Jens Bo Holm-Nielsen, Frede Blaabjerg, Dhafer Jaber Almakhles

    Published 2020-04-01
    “…When the valve suddenly closed, the kinetic energy in the system changed to elastic resilience, which created a series of positive and negative wave vibrations in the pipe. The present work concentrates on the water hammering problem of centrifugal pumping AC drive systems. …”
    Get full text
    Article