Results 51 to 60 of about 1,109 (210)

Design of energy harvester for self-checking roller in belt conveyor

Gong-kuang zidonghua, 2021
The belt conveyor self-checking roller installs wireless sensor nodes inside the roller to collect and wirelessly transmit temperature and vibration signals, which provides a new idea for the health checking of coal mine belt conveyor rollers.
SUN Liang, ZHOU Gongbo, WANG Wei, HE Zhenzhi, LI Tingting   +4 more
doaj   +1 more source

Sustainable Low‐Field Cardiovascular Magnetic Resonance in Changing Healthcare Systems—An Update

NMR in Biomedicine, Volume 39, Issue 7, July 2026.
Low‐field cardiovascular MRI offers a cost‐effective and accessible alternative to conventional high‐field systems. Recent technological advances have improved image quality, safety, and device compatibility, expanding its clinical applications. These developments position low‐field CMR as a scalable solution to improve global cardiovascular imaging ...
Muhammad Umair, Ahmed Marey, Sanjana Murali, Udunna C. Anazodo, Adrienne E. Campbell‐Washburn, Ntobeko A. B. Ntusi, Orlando P. Simonetti, Thoralf Niendorf, Regina Mammen, Sola Adeleke   +9 more
wiley   +1 more source

A Passive Shimming Method for Halbach Magnet Based on Numerical Optimization Algorithm

Chinese Journal of Magnetic Resonance
In recent years, Halbach magnet has been extensively used in miniaturized NMR spectrometers. However, the inhomogeneity of the magnetic field of permanent magnets poses a challenge to passive shimming method.
LI Zhengzhe, GUO Liang, REN Xuhu
doaj   +1 more source

Analytical modelling of Halbach linear generator incorporating pole shifting and piece-wise spring for ocean wave energy harvesting

AIP Advances, 2018
Halbach permanent magnet (PM) array has attracted tremendous research attention in the development of electromagnetic generators for its unique properties. This paper has proposed a generalized analytical model for linear generators.
Yimin Tan, Kejian Lin, Jean W. Zu
doaj   +1 more source

Characteristics Analysis of an Electromagnetic Actuator for Magnetic Levitation Transportation

Actuators, 2022
In this article, an electromagnetic actuator is proposed to improve the driving performance of magnetic levitation transportation applied to ultra-clean manufacturing. The electromagnetic actuator mainly includes the stator with the Halbach array and the
Junjie Jin, Xin Wang, Chuan Zhao, Fangchao Xu, Wenzhe Pei, Yuhang Liu, Feng Sun   +6 more
doaj   +1 more source

4D‐Printed Magneto‐Plasmonic Microrobots for Programmable Spatiotemporal De‐Icing

Advanced Functional Materials, Volume 36, Issue 42, 26 May 2026.
A 4D‐printing strategy is introduced to achieve programmable de‐icing devices. By aligning gold–magnetite nanofillers within a photosensitive resin, the printed structures exhibit dual magnetic and plasmonic functionalities, enabling precise spatio‐temporal ice removal through thermoplasmonic effects.
Amélie Pérot, Andrea Cosola, Eléonore Aïdonidis, Jérôme Fresnais, Clément Sanchez, Philippe Belleville, Giancarlo Rizza, Marco Faustini   +7 more
wiley   +1 more source

Design of coaxial magnetic gear utilising a novel permanent magnet Halbach array structure

IET Electric Power Applications, 2021
Mechanical gears are constrained due to wear and tear and call for lubrication. A magnetic gear, utilising permanent magnet (PM) arrays, facilitates the mechanical gear roles. It can withstand high‐speeds and large loads with zero friction.
Hanieh Mafi, Ebrahim Afjei, Aghil Ghaheri   +2 more
doaj   +1 more source

Advancements and Applications of 3D Printing Techniques and Novel Materials in Soft Robotics for Medical Devices

Rare Metals, Volume 45, Issue 5, May 2026.
ABSTRACT Additive manufacturing, commonly referred to as three‐dimensional (3D) printing, provides the geometric freedom and multi‐material integration needed to build soft medical robots for minimally invasive interventions, prosthetics, and rehabilitation.
Yao Wang, Wen Cui, Hongjie Huang, Yuer Yang, Xinyang He, Mingxian Liu   +5 more
wiley   +1 more source

Spatially Tailorable Liquid Crystalline Elastomer Alignment During Digital Light Process 3D Printing

Advanced Functional Materials, Volume 36, Issue 33, 23 April 2026.
Here, we report the fabrication of 3D printable liquid crystalline elastomer (LCE) structures with spatially tailorable alignment domains within the same layer. This work addresses the long‐standing challenge of preparing complex 3D LCE architectures with patterned functional domains to achieve nonlinear deformations. Fabrication of multi‐domains in 3D
Adam Bischoff, Saman Jamshididana, Zach Miller, Kassandra Hernandez, Nicolas Gonsalves, Andre Olarra, Elliot Yoo, Jeremy A. Herman, Devin J. Roach   +8 more
wiley   +1 more source

Characteristics investigation of single-sided ironless pmlsm based on halbach array for medium-speed Maglev train

CES Transactions on Electrical Machines and Systems, 2017
This paper investigates characteristics of ironless permanent magnet linear synchronous motor (PMLSM) based on Halbach array used for medium-speed (200km/h) maglev train. Long primary ironless coil is laid in the middle of track and the Halbach permanent
Zhihua Zhang, Liming Shi, Ke Wang, Yaohua Li   +3 more
doaj   +1 more source