Results 1 to 10 of about 97 (92)

Hybrid data fidelity term approach for quantitative susceptibility mapping. [PDF]

open access: yesMagn Reson Med, 2022
Purpose Susceptibility maps are usually derived from local magnetic field estimations by minimizing a functional composed of a data consistency term and a regularization term. The data‐consistency term measures the difference between the desired solution and the measured data using typically the L2‐norm.
Lambert M   +3 more
europepmc   +2 more sources

Integral transforms and the regularisation method in the time‐domain excitation of open PEC slotted cone scatterers

open access: yesIET Microwaves, Antennas & Propagation, 2021
An initial‐boundary value problem for the transient electromagnetic field in the presence of a complicated‐shape scatterer is studied. The considered biconical zero‐thickness and perfectly conducting surface with periodic longitudinal slots has many ...
Volodymyr O. Doroshenko   +1 more
doaj   +2 more sources

A High-Gain Omnidirectional Broadband Antenna

open access: yesInternational Journal of Antennas and Propagation
This study develops a two-element biconical deformed printed dipole omnidirectional antenna comprising a radiating arm, a feed line, and a magnetic ring.
Junjun Wu
doaj   +2 more sources

Characteristics of the Sleeve Dipole Antenna Used for EMC Applications

open access: yesIEEE Access, 2020
This paper presents the antenna factor (AF) of sleeve dipole antennas (SDA) with coaxial-cable balun for electromagnetic compatibility (EMC) applications.
Beomjin Choi, Sung Woo Jung, Ki-Chai Kim
exaly   +3 more sources

Pushing the Frontiers: Artificial Intelligence (AI)-Guided Programmable Concepts in Binary Self-Assembly of Colloidal Nanoparticles. [PDF]

open access: yesAdv Sci (Weinh)
Colloidal nanoparticles self‐assembly advances towards intelligent, customized assembly through precise control of binary co‐assemblies. This review explores the evolution from monolithic to binary assemblies, highlighting how the AI‐guided programmable assembly approach has the potential to shift from passive assembly to active intelligent design.
Li C, Ma L, Xue Z, Li X, Zhu S, Wang T.
europepmc   +2 more sources

An Optimization Design of Bi-log Hybrid Antenna with Taguchi’s Method for EMI Measurements

open access: yesApplied Sciences, 2023
This paper presents a comprehensive design approach for a biconical log-periodic dipole array (Bi-log) hybrid antenna optimized specifically for electromagnetic interference (EMI) measurements.
Chih-Hung Lee, Ding-Bing Lin
doaj   +1 more source

Development of 3D‐Printed Magnetic Micro‐Nanorobots for Targeted Therapeutics: the State of Art

open access: yesAdvanced NanoBiomed Research, Volume 3, Issue 10, October 2023., 2023
Micro‐/nanorobots show great potential in enabling innovative bio‐applications. The developments in magnetic micro‐/nanorobots regarding their materials, fabrications, actuations, and applications are discussed in this article. Herein, it is aimed to discover the limitations of the existing works and to identify the knowledge gap, thereby deriving ...
Ningning Hu   +8 more
wiley   +1 more source

3D Acoustofluidics via Sub‐Wavelength Micro‐Resonators

open access: yesAdvanced Functional Materials, Volume 33, Issue 9, February 23, 2023., 2023
3D acoustofluidic micro‐resonators are demonstrated, which are used to generate highly localized and complex acoustic fields. This 3D concept is unique compared to more conventional planar actuation systems, expanding the range of acoustic fields and acoustic patterns that can be produced. This micro‐resonator concept accordingly yields high‐magnitude,
William Sean Harley   +4 more
wiley   +1 more source

Flux crystal growth of Ba2[(UO2)2Ti2O8]: Structures, spectroscopies and implications

open access: yesJournal of the American Ceramic Society, Volume 106, Issue 2, Page 1381-1390, February 2023., 2023
We report a flux crystal growth of Ba2[(UO2)2Ti2O8], and subsequent structural and spectroscopic studies using multiple techniques including synchrotron single crystal X‐ray diffraction and X‐ray absorption near‐edge structure spectroscopy. In addition, its vibrational modes and thermal stability were investigated.
Kimbal T. Lu   +5 more
wiley   +1 more source

Untethered near‐field drone‐based antenna measurement system for microwave frequencies using multiple reference antennas for phase and drone location recovery

open access: yesIET Microwaves, Antennas &Propagation, Volume 16, Issue 13, Page 798-811, October 2022., 2022
Abstract The simulation of a novel drone‐based near‐field (NF)/far‐field (FF) antenna measurement system enabling the reconstruction of Antenna Under Test (AUT) phase and the true location of the untethered drone using multiple land‐based reference antennas is described.
Clive G. Parini   +2 more
wiley   +1 more source

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