Results 61 to 70 of about 49,303 (301)

Theory and Applications of Non-Relativistic and Relativistic Turbulent Reconnection

open access: yes, 2015
Realistic astrophysical environments are turbulent due to the extremely high Reynolds numbers. Therefore, the theories of reconnection intended for describing astrophysical reconnection should not ignore the effects of turbulence on magnetic reconnection.
A. A. Schekochihin   +164 more
core   +1 more source

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

Research on Braking Performance of a Novel Variable Magnetic Circuit Eddy Current Retarder

open access: yesIEEE Access
To address the limited braking performance of conventional eddy current retarders (ECRs) over the full speed range, a novel variable magnetic circuit eddy current retarder (VMCECR) is proposed by integrating alternating magnetic field braking and ...
Wenguang Guo
doaj   +1 more source

A Self‐Healing Magnetoelectric Sensor with Pain Sensing for Underwater Soft Electronics

open access: yesAdvanced Materials, EarlyView.
This study introduces a self‐healing magnetoelectric sensory system designed for amphibious soft electronics. By utilizing liquid‐metal conductors and self‐healing elastomers, the system enables autonomous recovery from mechanical damage. Its multilayered architecture features dual self‐powered proximity and tactile sensing alongside pain sensing in ...
Xuan Zhang   +6 more
wiley   +1 more source

Investigation of Eddy Current Loss and Structure Design with Magnetic-Thermal Coupling for Toothless BLDC High-Speed PM Motor

open access: yesMachines, 2022
Brushless direct current (BLDC) permanent magnet (PM) synchronous motors are in high demand for ventilator applications owing to their high speed, high efficiency, and other significant features.
Jingjuan Du   +8 more
doaj   +1 more source

Faraday spectroscopy of atoms confined in a dark optical trap [PDF]

open access: yes, 2008
We demonstrate Faraday spectroscopy with high duty cycle and sampling rate using atoms confined to a blue-detuned optical trap. Our trap consists of a crossed pair of high-charge-number hollow laser beams, which forms a dark, box-like potential.
D. McGloin   +4 more
core   +1 more source

Magnetically Actuated Drops‐on‐Stilts Microrobots for Transport and Delivery of Hydrophobic Cargo

open access: yesAdvanced Materials Interfaces, EarlyView.
Iron oxide nanoparticles and oil droplets in external magnetic fields form “drops‐on‐stilts” microrobots that transport hydrophobic cargo. Tunable nanoparticle–droplet interactions generate stilt‐like structures. Field rotation enables walking, obstacle navigation, and collective motion.
Oluwafemi Ligan   +9 more
wiley   +1 more source

Magnetic Reconnection in Astrophysical Environments

open access: yes, 2014
Magnetic reconnection is a process that changes magnetic field topology in highly conducting fluids. Traditionally, magnetic reconnection was associated mostly with solar flares.
Eyink, G.   +3 more
core   +1 more source

Degradation Mechanisms in PEM Water Electrolysis: Diagnosis and Impact

open access: yesAdvanced Materials Technologies, EarlyView.
This review provides an analysis of degradation mechanisms in proton electrolyte membrane water electrolyzers (PEMWE), focusing on all key components. It discusses diagnostic and measurement techniques for evaluating degradation, less‐studied mechanisms, and an expert survey.
Annik Bernhardt   +11 more
wiley   +1 more source

Experiment sorting of non‐ferrous metals by new orientation of magnetic disk separator

open access: yesIET Science, Measurement & Technology
Eddy‐current technique has been used in several industrial applications, such as non‐destructive testing and characterization, transmission systems, and separation processes.
Kadri Nadjib   +7 more
doaj   +1 more source

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