Showing 24,401 - 24,420 results of 24,968 for search '"electromagnet"', query time: 0.17s Refine Results
  1. 24401

    Trunk dielectric permittivity correlates with irrigation based on soil water content in fruit trees by María R. Conesa, Juan Vera, Wenceslao Conejero, Virginia Hernandez-Santana, María Carmen Ruiz-Sánchez

    Published 2024-03-01
    “…Time-domain reflectometry (TDR) is an electromagnetic technique that measures the dielectric permittivity (K) which is a surrogate property influenced by water content. …”
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  2. 24402

    Non-contact assessment of cardiac physiology using FO-MVSS-based ballistocardiography: a promising approach for heart failure evaluation by Jing Zhan, Xiaoyan Wu, Xuelei Fu, Chenze Li, Ke-Qiong Deng, Qin Wei, Chao Zhang, Tao Zhao, Congcong Li, Longting Huang, Kewei Chen, Qiongxin Wang, Zhengying Li, Zhibing Lu

    Published 2024-02-01
    “…They all achieved average accuracy and AUC values exceeding 95% in a five-fold cross-validation approach. We establish an electromagnetic-interference-free and non-contact method for continuous monitoring of the cardiac cycle and myocardial contractility and measure the different phases of the cardiac cycle. …”
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  3. 24403

    Self-Isolated Dual-Mode High-Pass Birdcage RF Coil for Proton and Sodium MR Imaging at 7 T MRI by You-Jin Jeong, Suchit Kumar, Seon-Woo Park, Youngkyu Song, Jee-Hyun Cho, Chan Hong Moon, Chang-Hyun Oh

    Published 2023-12-01
    “…Finite-difference time-domain (FDTD) based electromagnetic (EM) simulations were performed to verify the RF coil at each frequency on the three-dimensional human head model. …”
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  4. 24404

    Ionospheric TEC and plasma anomalies possibly associated with the 14 July 2019 Mw7.2 Indonesia Laiwui earthquake, from analysis of GPS and CSES data by YuanZheng Wen, Dan Tao, GuangXue Wang, JiaYi Zong, JinBin Cao, Roberto Battiston, ZhiMa ZeRen, XuHui Shen

    Published 2022-06-01
    “…This study presents signatures of seismo-ionospheric perturbations possibly related to the 14 July 2019 \begin{document}$ {M}_{w} $\end{document}7.2 Laiwui earthquake, detected by a cross-validation analysis of total electron content (TEC) data of the global ionospheric map (GIM) from GPS and plasma parameter data recorded by the China Seismo-Electromagnetic Satellite (CSES). After separating pre-seismic ionospheric phenomena from the ionospheric disturbances due to the magnetospheric and solar activities, we have identified three positive temporal anomalies, around the epicenter, at 1 day, 3 days and 8 days before the earthquake (14 July 2019), along with a negative anomaly 6 days after the earthquake. …”
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  5. 24405

    Effect of proportion of nickel and zinc in coprecipitation method on absorption property of Ni<sub>0.5</sub>Zn<sub>0.5</sub>Fe<sub>2</sub>O<sub>4</sub> prepared by two steps by BI Song, TANG Jin, WANG Xin, HOU Gen-liang, LI Jun, LIU Chao-hui, SU Xun-jia

    Published 2019-04-01
    “…The microstructure and electromagnetic performance of the as-prepared four kinds of Ni<sub>0.5</sub>Zn<sub>0.5</sub>Fe<sub>2</sub>O<sub>4</sub> samples with different addition proportion were characterized by X-ray diffraction, atomic force microscope (AFM), vector network analysis (VNA). …”
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  6. 24406

    Identifying Optimal Irrigation Water Needs at District Scale by Using a Physically Based Agro-Hydrological Model by Antonio Coppola, Giovanna Dragonetti, Asma Sengouga, Nicola Lamaddalena, Alessandro Comegna, Angelo Basile, Nicoletta Noviello, Luigi Nardella

    Published 2019-04-01
    “…Model simulations were validated by comparing soil water storage simulated and measured by a sensor based on electromagnetic induction technique. Irrigation water volumes and frequency calculated by the model were compared to the volumes actually supplied by the farmers. …”
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  7. 24407

    Electroosmotically induced peristaltic flow of a hybrid nanofluid in asymmetric channel: Revolutionizing nanofluid engineering by H. Afsar, G. Peiwei, A. Alshamrani, M.M. Alam, A.S. Hendy, M.A. Zaky

    Published 2023-12-01
    “…Specifically, an increase in Joule heating and electromagnetic parameters contributes to a higher heat transfer rate at the boundary. …”
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  8. 24408

    Development of 340-GHz Transceiver Front End Based on GaAs Monolithic Integration Technology for THz Active Imaging Array by Yang Liu, Bo Zhang, Yinian Feng, Xiaolin Lv, Dongfeng Ji, Zhongqian Niu, Yilin Yang, Xiangyang Zhao, Yong Fan

    Published 2020-11-01
    “…A three-dimensional (3D) electromagnetic (EM) model of the diode chip was established in Ansys High Frequency Structure Simulator (HFSS) to accurately characterize the parasitic parameters. …”
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  9. 24409

    Investigation of Open Circuit DC Winding Induced Voltage Reduction Techniques in Five Phase Non-Overlapped Wound Field Flux Switching Machines by Muhammad Yousuf, Faisal Khan, Ahmed Tameemi, Wasiq Ullah, Siddique Akbar

    Published 2024-01-01
    “…Three reduction techniques i.e., rotor pole chamfering, rotor pole arc optimization and rotor pole axial pairing, are investigated and optimized to reduce the open circuit DC winding induced voltage and cogging torque for WFFS machine while the average electromagnetic torque is kept greater than 90&#x0025; of its initial value. …”
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  10. 24410

    Applications of Infrared Thermography in Ophthalmology by Rosario Gulias-Cañizo, Maria Elisa Rodríguez-Malagón, Loubette Botello-González, Valeria Belden-Reyes, Francisco Amparo, Manuel Garza-Leon

    Published 2023-03-01
    “…Thermal cameras capture the infrared radiation of the electromagnetic spectrum and process the images to represent the temperature of the object under study through a range of colors, where each color and its hue indicate a previously established temperature. …”
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  11. 24411

    Impacts of Orbital and Constellation Parameters on the Number and Spatiotemporal Coverage of LEO-LEO Occultation Events by Congliang Liu, Gottfried Kirchengast, Yueqiang Sun, Veronika Proschek, Xin Wang, Longfei Tian, Qifei Du, Weihua Bai, Chunjun Wu, Peng Hu, Guangyuan Tan

    Published 2021-11-01
    “…The development of small-satellite technologies allows the low Earth orbit intersatellite link (LEO-LEO) occultation method to observe the Earth’s atmosphere with global coverage and acceptable costs using electromagnetic signals, in which the L/X/K/M band and short-wave infrared band signals have been well demonstrated to be suitable. …”
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  12. 24412

    Design, Fabrication, and Characterization of a Laser-Controlled Explosion-Initiating Device with Integrated Safe-and-Arm, EMP-Resistant, and Fast-Acting Technology Based on Photovo... by Guofu Yin, Huiqin Bao, Yulong Zhao, Wei Ren, Xiangfei Ji, Jianhua Cheng, Xi Ren

    Published 2022-04-01
    “…A laser-controlled intelligent initiation system with inherent safety and a laser-controlled explosion-initiating device (LCEID) incorporating electromagnetic pulse (EMP) resistant, safe-and-arms fast-acting modular device based on photovoltaic power converter technology is designed and fabricated in this work. …”
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  13. 24413

    240<inline-formula><tex-math notation="LaTeX">$^\circ$</tex-math></inline-formula>-Clamped PWM Applied to Transformerless Grid Connected PV Converters With Reduced Common Mode Volt... by Haleema Qamar, Hafsa Qamar, Nikhil Korada, Rajapandian Ayyanar

    Published 2022-01-01
    “…Because of the absence of galvanic isolation in such systems, problem of electromagnetic interference (EMI) due to high leakage current is highly pronounced. …”
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  14. 24414

    Air combat target maneuver trajectory prediction based on robust regularized Volterra series and adaptive ensemble online transfer learning by Xi Zhi-fei, Kou Ying-xin, Li Zhan-wu, Lv Yue, Xu An, Li You, Li Shuang-qing

    Published 2023-02-01
    “…Secondly, in order to improve the real-time online prediction accuracy and robustness of the prediction model in complex electromagnetic environments, on the basis of the Tr-Volterra algorithm framework, a robust regularized online Sequential Volterra prediction model is proposed by integrating online learning method, regularization technology and inverse weighting calculation method based on the priori error. …”
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  15. 24415

    Effects of extremely low-frequency magnetic fields on human MDA-MB-231 breast cancer cells: proteomic characterization by Raffaella Lazzarini, Maria Eléxpuru-Zabaleta, Francesco Piva, Matteo Giulietti, Gianluca Fulgenzi, Maria Fiorella Tartaglione, Laura Zingaretti, Adriano Tagliabracci, Matteo Valentino, Lory Santarelli, Massimo Bracci

    Published 2023-03-01
    “…Extremely low-frequency electromagnetic fields (ELF-MF) can modify the cell viability and regulatory processes of some cell types, including breast cancer cells. …”
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  16. 24416

    Tracker-in-Calorimeter (TIC) Project: A Calorimetric New Solution for Space Experiments by Gabriele Bigongiari, Oscar Adriani, Giovanni Ambrosi, Philipp Azzarello, Andrea Basti, Eugenio Berti, Bruna Bertucci, Lorenzo Bonechi, Massimo Bongi, Sergio Bottai, Mirko Brianzi, Paolo Brogi, Guido Castellini, Enrico Catanzani, Caterina Checchia, Raffaello D’Alessandro, Sebastiano Detti, Matteo Duranti, Noemi Finetti, Valerio Formato, Maria Ionica, Paolo Maestro, Fernando Maletta, Pier Simone Marrocchesi, Nicola Mori, Lorenzo Pacini, Paolo Papini, Sergio Bruno Ricciarini, Gianluigi Silvestre, Piero Spillantini, Oleksandr Starodubtsev, Francesco Stolzi, Jung Eun Suh, Arta Sulaj, Alessio Tiberio, Elena Vannuccini

    Published 2022-09-01
    “…In principle, this configuration has a good geometrical factor, and the angle of the <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mi>γ</mi></semantics></math></inline-formula>-rays can be precisely reconstructed from the lateral profile of the electromagnetic shower sampled, at different depths in the calorimeter, by silicon strips. …”
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  17. 24417

    Measurement System for Short-Pulsed Magnetic Fields by Voitech Stankevič, Skirmantas Keršulis, Justas Dilys, Vytautas Bleizgys, Mindaugas Viliūnas, Vilius Vertelis, Andrius Maneikis, Vakaris Rudokas, Valentina Plaušinaitienė, Nerija Žurauskienė

    Published 2023-01-01
    “…The circuit of the measurement module was shielded against low- and high-frequency electromagnetic noise, and the recorded signal was transmitted to a personal computer using a fiber optic link. …”
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  18. 24418

    Study on the Slurry Diffusion Law of Fluidized Filling Gangue in the Caving Goaf of Thick Coal Seam Fully Mechanized Caving Mining by Liang Li, Qingxiang Huang, Xiao Zuo, Jie Wu, Baoning Wei, Yanpeng He, Weilong Zhang, Jie Zhang

    Published 2022-11-01
    “…To further explore the remaining space distribution law of the collapsed goaf in thick seam fully mechanized top coal caving mining and the effect of coal gangue fluidization filling, the caving goaf of the 3307 fully mechanized top coal caving face in Sangshuping No. 2 coal mine in the Weibei mining area was detected by the transient electromagnetic method. We studied the distribution law of the measured abnormal area in the caving goaf, which reflects the distribution law of the remaining space from one aspect. …”
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  19. 24419

    Characteristics of current perception produced by intermediate-frequency contact currents in healthy adults by Shintaro Uehara, Akiko Yuasa, Kazuki Ushizawa, Sachiko Kodera, Sachiko Kodera, Yoshitsugu Kamimura, Akimasa Hirata, Akimasa Hirata, Yohei Otaka

    Published 2023-04-01
    “…In international guidelines and standards for human protection from electromagnetic fields, the limit for the contact current amplitude has been prescribed. …”
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  20. 24420

    Brief Sensory Training Narrows the Temporal Binding Window and Enhances Long-Term Multimodal Speech Perception by Michael Zerr, Christina Freihorst, Helene Schütz, Christopher Sinke, Astrid Müller, Stefan Bleich, Thomas F. Münte, Thomas F. Münte, Gregor R. Szycik

    Published 2019-11-01
    “…An indicator to solve this ‘binding problem’ are the temporal characteristics with the specificity that environmental information has different propagation speeds (e.g., sound and electromagnetic waves) and sensory processing time and thus the temporal relationship of a stimulus pair derived from the same event must be flexibly adjusted by our brain. …”
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