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701
The Exact Absorbing Conditions Method in the Analysis of Open Electrodynamic Structures: Circular and Coaxial Waveguides
Published 2014-01-01“…The exact absorbing conditions (EAC) have been constructed and used for truncating an unbounded domain of computation in open initial boundary value problems, which describe space-time transformations of electromagnetic waves in axially symmetrical waveguides. …”
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702
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703
Two-Step Deep Learning Approach for Estimating Vegetation Backscatter: A Case Study of Soybean Fields
Published 2024-12-01Get full text
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704
Microstrip Patch Antenna Bandwidth Enhancement Using AMC/EBG Structures
Published 2012-01-01“…A microstrip patch antenna with bandwidth enhancement by means of artificial magnetic conductor (AMC)/electromagnetic band-gap structure (EGB) is presented. …”
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705
Polarization-independent high-sensitive metamaterial sensor for chemical sensing and EMI shielding application
Published 2025-02-01“…Chemical sensing is essential for characterizing liquid chemical samples in the chemical industry. Consequently, Electromagnetic interference (EMI) shielding is crucial for promising the reliable functioning of diverse electronic devices. …”
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706
Novel cisplatin-magnetoliposome complex shows enhanced antitumor activity via Hyperthermia
Published 2025-02-01“…Remarkably, mice bearing induced lung tumors, treated with CDDP-loaded nanocarriers and subjected to an applied electromagnetic field, showed an improved survival rate over those treated with either soluble CDDP or hyperthermia alone. …”
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707
Advancements and Challenges in Active Magnetic Bearings: A Comprehensive Review of Performance, Control, and Future Prospects
Published 2025-01-01“…This paper provides an in-depth assessment of Active Magnetic Bearings (AMBs), which are electromagnetic bearings powered by power electronic components for high-speed equipment. …”
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708
Evaluating Wireless Power Transfer Technologies for Electric Vehicles: Efficiency and Practical Implementation of Inductive, Capacitive, and Hybrid Systems
Published 2025-01-01“…The evaluation included measuring system efficiencies with multimeters, assessing input and output waveform smoothness using oscilloscopes, detecting power losses through thermal scans, and monitoring electromagnetic field (EMF) exposure with EMF detectors. …”
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709
Combination of MLFMA and ACA to Accelerate Computation of Scattering from Underground Targets
Published 2019-01-01“…Electromagnetic nondestructive evaluation of underground targets is of great significance for the safety of urban construction. …”
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710
Deep-learning enabled generalized inverse design of multi-port radio-frequency and sub-terahertz passives and integrated circuits
Published 2024-12-01“…Here, we demonstrate a universal inverse design approach for arbitrary-shaped complex multi-port electromagnetic structures with designer radiative and scattering properties, co-designed with active circuits. …”
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711
Optimization of circular coils with ferrite boxes for enhanced efficiency in wireless power transfer for electric vehicles
Published 2025-04-01“…Introducing ferrite plan cores and boxes, the research finds that ferrite boxes improve coupling efficiency by 50% and electromagnetic field strength by 300%, concentrating the field toward the center. …”
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712
Classical theory of the optical Venn paradox
Published 2025-01-01“…This observation has not yet been understood within the usual formalism of classical electromagnetism. Here, we develop a classical explanation where the theory is based on the use of potentials.…”
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713
Resonances in Reverse Vavilov-Cherenkov Radiation Produced by Electron Beam Passage over Periodic Interface
Published 2015-01-01“…For the first time, several physical peculiarities owing to these effects are considered in the conditions of possible resonant scattering of electromagnetic waves.…”
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714
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715
Design of a Printed Dipole Antenna Array for a Passive Radar System
Published 2013-01-01“…Isolated antenna elements and a small uniform linear antenna array were designed and optimised using computational electromagnetic methods. Several prototypes have been fabricated on conventional microwave PCB substrate material. …”
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716
Broken Wire Detection System for PCCPs Based on Raspberry Pi and Deep Learning
Published 2024-01-01“…Broken wire electromagnetic detection technology for prestressed concrete cylinder pipes (PCCPs) is an important technical means to maintain the safety of PCCP engineering. …”
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717
Indoor wireless signal coverage and enhancement based on passive reconfigurable intelligent metasurface
Published 2022-12-01“…Reconfigurable intelligent metasurface (RIS) is a new type of artificial electromagnetic metamaterial, which can control the frequency, amplitude, phase, polarization, propagation direction and wave type of electromagnetic wave flexibly.In the field of wireless communication, RIS can be used to reconstruct the wireless communication channel to achieve blind coverage of wireless signals and improve the communication quality.First, the development and research status of RIS, the key technologies and application scenarios of RIS were summarized and analyzed.Then, a new passive RIS was proposed to realize the characteristics of the aperture reconfiguration and beam reconfiguration through passive coding and splicing principle, which had the advantages of low cost, low power consumption and low complexity.Finally, the blind area coverage enhancement experiment of indoor wireless signal based on passive reflection metasurface was carried out.The effectiveness of passive splicing metasurface in wireless communication blind coverage scenarios was proved by comparison between simulation and field measurement.In addition, for 5G/6G millimeter wave communication, the passive RIS with double-layer cross dipole elements was designed and applied to typical indoor L-shaped corridor scene to verify the enhancement effect of indoor wireless signal coverage.…”
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718
An Efficient Laguerre-Based FDTD Iterative Algorithm in 3D Cylindrical Coordinate System
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719
Non-cooperative signal modulation recognition algorithm based on joint feature parameter extraction
Published 2020-07-01“…Aiming at the problem that in the current electromagnetic environment,the modulation method is complicated,the frequency-consuming equipment increases,the spectrum is congested,and the electromagnetic environment interference increases,the algorithm of OFDM signal detection and subcarrier identification in the background of non-cooperative communication were deeply studied.Using the different distribution states of OFDM signals and single carrier signals in the time domain,a joint characteristic parameter was proposed to solve the existence problem of OFDM in the received signal.For the phase shift and frequency offset problems caused by the channel transmission to the signal,by using the periodic stability the blind parameter estimation was performed to obtain the signal prior information.On the basis of the obtained signal prior information,a multi-level classification and recognition method for non-cooperative OFDM signal sub-carrier signals was proposed.Therefore,a model based on non-cooperative communication system OFDM signal detection and subcarrier modulation identification was designed,and finally modulation identification of unknown signals was completed.Simulation experiments show that in non-cooperative communication systems,OFDM signals and single-carrier signals can be accurately identified,and ideal modulation recognition effects can be achieved on empty subcarriers,QPSK,and 16QAM in the receiver OFDM signal subcarriers,overcoming the channel transmission band The problems of phase shift and frequency offset have improved the accuracy of modulation mode identification.…”
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720
Damping Multimode Switching Control of Semiactive Suspension for Vibration Reduction in a Wheel Loader
Published 2019-01-01“…The multimode switching damping characteristics are achieved by just changing the discrete statuses of two high-speed switch electromagnetic valves, which makes the damping adjustment simpler and more reliable. …”
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