Results 141 to 150 of about 1,018,848 (380)

Testing the Influence of Null-Flux Coil Geometry Parameters on Levitation and Stability of Electrodynamic Suspension Systems Using a New Stationary Simulation Platform

open access: yesActuators
The geometric parameters of the Null-Flux coil (NFC) are crucial to the load capacity and economic viability of electrodynamic suspension (EDS) systems. This study investigates the influence of NFC geometry on the electromagnetic force characteristics in
Jianru Liu, Jun Zheng, Yuhang Yuan
doaj   +1 more source

Synthesis and Characterization of Py(PCL), Py(PLLA) Homopolymers and Py(PCL‐b‐PLLA) Copolymer via Ring‐Opening Polymerization: Determination of Structural, Optical, and Biocompatible Properties

open access: yesAdvanced Materials Interfaces, EarlyView.
This work investigates by the ROP process the chemical structure, thermal, optical and biocompatibility with living cells of the pyrene‐functionalized Py(PCL), Py(PLLA) homopolymers, and Py(PCL‐b‐PLLA) copolymers. It thoroughly confirms their stability, great fluorescence, and capacity to support MCF‐7 cell growth.
Murat Mısır   +6 more
wiley   +1 more source

Self-resonant Coil for Contactless Electrical Conductivity Measurement under Pulsed Ultra-high Magnetic Fields [PDF]

open access: yes, 2014
In this study, we develop experimental apparatus for contactless electrical conductivity measurements under pulsed high magnetic fields over 100 T using a self-resonant-type high-frequency circuit.
Altarawneh, Moaz M.   +2 more
core  

Soft Electromagnetic Actuator and Oscillator

open access: yesAdvanced Materials Technologies, Volume 10, Issue 6, March 18, 2025.
This work presents a groundbreaking soft electromagnetic system capable of bistable actuation and self‐regulated oscillation. Using liquid metal and silicone as a compliant conductor, the actuator enables force generation, sensing, and feedback with minimal power.
Noah D. Kohls, Yi Chen Mazumdar
wiley   +1 more source

Practice of Electromagnetic Contactor Coil Working Status

open access: yes机车电传动, 2014
Taking CX1015/08 LB electromagnetic contactor utilized in CRH3 EMUs as study object, a new method for judging contactoroperating mechanism failure by checking and comparing the coil current curves was proposed, which could quantify the failure status ...
GENG Xin, LIU Yue-ming
doaj  

Closing action characteristics of the electromagnetic mechanism of the parallel double coil type DC contactor

open access: yes电力工程技术
DC contactor is one of the most widely configured switching appliances in new energy systems and electric vehicles. The dynamic characteristic of DC contactor is one of the important indexes to measure the performance of DC contactor.
YAN Chengyang   +4 more
doaj   +1 more source

Experimental Assessment and Model Validation of the SPARC Toroidal Field Model Coil

open access: yesIEEE transactions on applied superconductivity
In this article, the SPARC Toroidal Field Model Coil (TFMC) experimental tests are described. The tests include detailed comparisons to a hierarchy of electromagnetic and structural models of the coil.
D. G. Whyte   +20 more
semanticscholar   +1 more source

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