Showing 2,761 - 2,780 results of 5,787 for search '"magnet"', query time: 0.06s Refine Results
  1. 2761

    Protection of Petroleum Pipeline Carbon Steel Alloys with New Modified Core-Shell Magnetite Nanogel against Corrosion in Acidic Medium by Gamal A. El Mahdy, Ayman M. Atta, Amro K. F. Dyab, Hamad A. Al-Lohedan

    Published 2013-01-01
    “…In this respect, Fe3O4/poly(2-acrylamido-2-methylpropane sulfonic acid) (PAMPS) magnetic nanogels with controllable particle size produced via free aqueous polymerization at 65°C have been developed for the first time. …”
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  2. 2762

    Synthesis, Biological, and Quantum Chemical Studies of Zn(II) and Ni(II) Mixed-Ligand Complexes Derived from N,N-Disubstituted Dithiocarbamate and Benzoic Acid by Anthony C. Ekennia, Damian C. Onwudiwe, Aderoju A. Osowole, Lukman O. Olasunkanmi, Eno E. Ebenso

    Published 2016-01-01
    “…The magnetic moment measurement and electronic spectra were in agreement with the four proposed coordinate geometries for nickel and zinc complexes and were corroborated by the theoretical quantum chemical calculations. …”
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  3. 2763

    Microwave Characterization of Metal Powder in Additive Manufacturing (AM) by Joseph Filbert, Aaron Barvincak, Mohammad Tayeb Al Qaseer, Reza Zoughi

    Published 2024-01-01
    “…To assess sensitivity of microwave signals to the properties of metal powder used in AM, different types of metal powder were incorporated into resin composite samples, whose dielectric and magnetic properties were then measured using the well-known completely filled-waveguide technique at the Ka-band (26.5–40 GHz) and V-band (50–67 GHz). …”
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  4. 2764

    Stator Vibration Characteristic Identification of Turbogenerator among Single and Composite Faults Composed of Static Air-Gap Eccentricity and Rotor Interturn Short Circuit by Yu-Ling He, Wei-Qi Deng, Bo Peng, Meng-Qiang Ke, Gui-Ji Tang, Shu-Ting Wan, Xiang-Yu Liu

    Published 2016-01-01
    “…Firstly, the impact of the faulty types on the magnetic flux density (MFD) is analyzed, based on which the detailed expressions of the magnetic pull per unit area (MPPUA) on the stator under different performing conditions are deduced. …”
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  5. 2765

    Synthesis of CuO Nanoparticles from Copper(II) Schiff Base Complex: Evaluation via Thermal Decomposition by Ali Mudher Abdulkareem Al-Khazraji, Enass Jasim Waheed, Awf Abdul Rahman Ahmed

    Published 2025-01-01
    “…The ligand and its complex were characterized using several spectroscopic methods, including FTIR, UV-vis, 1H-NMR, 13C-NMR, CHNS, and AAS, along with TGA, molar conductivity and magnetic susceptibility measurements. The CuO nanoparticles were produced by thermally decomposing the complex at 800 °C. …”
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  6. 2766

    Computational insights into spin-polarized density functional theory applied to actinide-based perovskites XBkO₃ (X = Sr, Ra, Pb) by Youssef Didi, Mounir Belhajji, Soufiane Bahhar, Abdellah Tahiri, Mohamed Naji, Abdelilah Rjeb, Hatim G. Zaini, Aymen Flah, Sherif S. M. Ghoneim, Ahmed B. Abou Sharaf, Mofreh A. Hashim

    Published 2025-01-01
    “…The optical properties of these materials indicate they are excellent absorbers of incident radiation, suggesting their potential for applications in magnetic sensors due to their anisotropic magnetic behavior, as well as for capturing solar radiation in the ultraviolet range.…”
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  7. 2767

    Risk factors for perioperative cerebral infarction in moyamoya disease: a meta-analysis by Jincan Wu, Jincan Wu, Shiju Li, Ruixin Liang, Ruixin Liang, Yanxu Wang, Fangyuan Shi, Xiaoming Pan, Xinyi Chen, Xinyi Chen

    Published 2025-01-01
    “…Meta-analysis results suggested posterior cerebral artery involvement [OR = 2.62, 95%CI (1.36, 5.06)], preoperative magnetic resonance angiography [OR = 2.81, 95%CI (1.27, 6.22)], previous infarction [OR = 2.52, 95% CI (1.69, 3.75)] were risk factor for the development of cerebral infarction perioperative moyamoya disease.ConclusionThis study proves that posterior cerebral artery involvement and grade of preoperative magnetic resonance angiography is higher, and the previous infarction happened moyamoya disease a risk factor for cerebral infarction. …”
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  8. 2768

    Dietary inulin supplementation improves meat quality and off-flavor of duck meat referring to regulated muscle fiber types and antioxidant capacity by Hailei Sun, Jia Wang, Jina Han, Xiaolong Li, Juan Zhao, Yimin Zhang, Jingxin Sun

    Published 2025-01-01
    “…This study aimed to evaluate the effects of dietary inulin (0–30 g/kg) on duck meat, muscle fiber types, meat quality, antioxidant ability, Low-field nuclear magnetic resonance, amino acid and off-flavor. These results indicated that inulin promoted the conversion of type II to type I muscle fibers. …”
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  9. 2769

    Associations of Plasma Phospholipid Omega-6 and Omega-3 Polyunsaturated Fatty Acid Levels and MRI Measures of Cardiovascular Structure and Function: The Multiethnic Study of Athero... by Jennifer S. Anderson, Jennifer A. Nettleton, W. Gregory Hundley, Michael Y. Tsai, Lyn M. Steffen, Rozenn N. Lemaitre, David Siscovick, João Lima, Martin R. Prince, David Herrington

    Published 2011-01-01
    “…Associations of plasma phospholipid fatty acid levels (arachidonic acid, linoleic acid, eicosapentaenoic acid, docosahexaenoic acid (DHA), and alpha-linolenic acid) with cardiac magnetic resonance imaging measures of left ventricular (LV) mass, LV volume, ejection fraction, stroke volume, and aortic distensibility were investigated in 1,274 adults. …”
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  10. 2770

    Citrate coated iron oxide nanoparticles: Synthesis, characterization, and performance in protein adsorption by Denise Arrozarena Portilla, Arturo A. Velázquez López, Rosalva Mora Escobedo, Hernani Yee Madeira

    Published 2024-10-01
    “…Magnetic nanoparticles (MNPs) are extensively utilized in biomedicine as part of controlled drug release systems, hyperthermia, and magnetic resonance imaging. …”
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    Article
  11. 2771

    Numerical Simulations of the Geospace Response to the Arrival of an Idealized Perfect Interplanetary Coronal Mass Ejection by Daniel T. Welling, Jeffrey J. Love, E. Joshua Rigler, Denny M. Oliveira, Colin M. Komar, Steven K. Morley

    Published 2021-02-01
    “…However, results diverge away from the equator. dB/dt values in excess of 30 nT/s are found as low as 40° magnetic latitude. Under southward interplanetary magnetic field conditions, magnetopause erosion combines with strong region one Birkeland currents to intensify the dB/dt response. …”
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  12. 2772

    Chaotic Dynamics-Based Analysis of Broadband Piezoelectric Vibration Energy Harvesting Enhanced by Using Nonlinearity by Zhongsheng Chen, Bin Guo, Congcong Cheng, Hongwu Shi, Yongmin Yang

    Published 2016-01-01
    “…Nonlinear magnetic forces are always used to enlarge resonant bandwidth of vibration energy harvesting systems with piezoelectric cantilever beams. …”
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  13. 2773

    Trace elements‐based Auroshell gold@hematite nanostructure: Green synthesis and their hyperthermia therapy by Hadil M. Alahdal, Sumya Ayad Abdullrezzaq, Hawraz Ibrahim M. Amin, Sitah F. Alanazi, Abduladheem Turki Jalil, Mehrdad Khatami, Marwan Mahmood Saleh

    Published 2023-02-01
    “…The gold shell around the magnetic core of magnetite caused the environmental and cellular biocompatibility of these Auroshell nanoparticles. …”
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    Article
  14. 2774

    Transition Metal(II) Complexes with Cefotaxime-Derived Schiff Base: Synthesis, Characterization, and Antimicrobial Studies by Aurora Reiss, Mariana Carmen Chifiriuc, Emilia Amzoiu, Cezar Ionuţ Spînu

    Published 2014-01-01
    “…The complexes were characterized by elemental analyses, conductance, and magnetic measurements, as well as by IR and UV-Vis spectroscopy. …”
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  15. 2775

    Singular Limit of the Rotational Compressible Magnetohydrodynamic Flows by Young-Sam Kwon

    Published 2017-01-01
    “…We derive a rigorous quasi-geostrophic equation governed by magnetic field from the stratified flows of the rotational compressible magnetohydrodynamic flows with the well-prepared initial data and the tool of proof is based on the relative entropy. …”
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  16. 2776

    Eigenvalue Asymptotics of the Even-Dimensional Exterior Landau-Neumann Hamiltonian by Mikael Persson

    Published 2009-01-01
    “…We study the Schrödinger operator with a constant magnetic field in the exterior of a compact domain in ℝ2𝑑, 𝑑≥1. …”
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  17. 2777

    Global Existence of Weak Solutions to a Fractional Model in Magnetoelastic Interactions by Idriss Ellahiani, EL-Hassan Essoufi, Mouhcine Tilioua

    Published 2016-01-01
    “…The model is described by a fractional Landau-Lifshitz-Gilbert equation for the magnetization field coupled to an evolution equation for the displacement. …”
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  18. 2778
  19. 2779

    Impact of Silent Cerebral Embolism during and after Left Atrial Appendage Occlusion on Long‐Term Cognitive Function by Kexin Wang, Zhe Wang, Caiyi Jin, Mingjia Xu, Mingfang Li, Hailei Liu, Zidun Wang, Hongwu Chen, Weizhu Ju, Minglong Chen

    Published 2025-02-01
    “…All patients underwent magnetic resonance imaging and cognitive assessments before and within 48 hours after the procedure. …”
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  20. 2780

    Hippocampal Atrophy in Systemic Lupus Erythematosus Patients without Major Neuropsychiatric Manifestations by Shuang Liu, Yuqi Cheng, Yueyin Zhao, Aiyun Lai, Zhaoping Lv, Zhongqi Xie, Bibhuti Upreti, Xiangyu Wang, Xiufeng Xu, Chunrong Luo, Hongjun Yu, Baoci Shan, Lin Xu, Jian Xu

    Published 2020-01-01
    “…Eighty-five non-NPSLE patients with normal conventional magnetic resonance imaging (MRI) and seventy-seven matched healthy control (HC) subjects were recruited. …”
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