Results 111 to 120 of about 6,007 (209)

In vivo 3D brain and extremity MRI at 50 mT using a permanent magnet Halbach array. [PDF]

Magn Reson Med, 2021
O'Reilly T, Teeuwisse WM, de Gans D, Koolstra K, Webb AG.   +4 more
europepmc   +1 more source

An Experiment and Detection Scheme for Cavity-based Cold Dark Matter Searches

, 2017
A resonance detection scheme and some useful ideas for cavity-based searches of light cold dark matter particles (such as axions) are presented, as an effort to aid in the on-going endeavors in this direction as well as for future experiments, especially
Bukhari, M. H. S., Shah, Z. H.
core   +2 more sources

A Real-Time Magnetic Adhesion Force Estimation Method for Wall-Climbing Robots Equipped with Halbach Permanent Magnet Arrays

Sensors
This paper presents a real-time magnetic adhesion force estimation framework for wall-climbing robots equipped with Halbach permanent magnet arrays (PMAs) and air-gap–adjustable mechanisms.
Jiabin Cao, Lin Zhang, Yiyang Zhao, Ming Chen   +3 more
doaj   +1 more source

Experiment on magnetic abrasive finishing of pipe inner surface based on optimized Halbach array

Jin'gangshi yu moliao moju gongcheng
ObjectivesA new magnetic field strengthening method based on bilateral Halbach array magnetic pole structure optimization was proposed to address the problems of decreased processing efficiency caused by insufficient magnetic induction intensity and low ...
Shuaihang LIU, Longwen GUO, Jun YING, Chunfang XIAO, Bing HAN   +4 more
doaj   +1 more source

Status of the UCNτ experiment [PDF]

, 2019
The neutron is the simplest nuclear system that can be used to probe the structure of the weak interaction and search for physics beyond the standard model.
Adamek, E. R., Adams, M., Barlow, D., Blatnik, M., Bowman, D., Broussard, L. J., Callahan, N. B., Clayton, S., Cude-Woods, C., Currie, S., Dees, E. B., Ding, X., Fellers, D., Fox, W., Fries, E., Geltenbort, P., Gonzalez, F., Hickerson, K. P., Hoffbauer, M. A., Hoffman, K., Holley, A. T., Howard, D., Ito, T. M., Komives, A., Liu, C. Y., Makela, M., Medina, J., Morley, D., Morris, C. L., O'Connor, T., P.L., Walstrom, Pattie, R. W., Jr., Penttilä, S. I., Ramsey, J. C., Roberts, A., Salvat, D., Saunders, A., Seestrom, S. J., Sharapov, E. I., Sjue, S. K. L., Snow, W. M., Sprow, A., Vanderwerp, J., Vogelaar, B., Wang, Z., Weaver, H., Wexler, J., Womack, T. L., Young, A. R., Zeck, B. A.   +49 more
core  

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

Resistojet propulsion for large spacecraft systems [PDF]

Resistojet propulsion systems have characteristics that are ideally suited for the on-orbit and primary propulsion requirements of large spacecraft systems.
Mirtich, M. J.
core   +1 more source

Radial Halbach Magnetic Bearings [PDF]

Radial Halbach magnetic bearings have been investigated as part of an effort to develop increasingly reliable noncontact bearings for future high-speed rotary machines that may be used in such applications as aircraft, industrial, and land-vehicle power ...
Eichenberg, Dennis J., Gallo, Christopher A., Thompson, William K.   +2 more
core   +1 more source

Study on the Accurate Magnetic Field Analytical Model of an Inertial Magnetic Levitation Actuator Considering End Effects

Actuators
To address the demand for low noise and high stealthiness in ships and other vessels, this paper innovatively proposes an inertial magnetic levitation actuator based on non-uniform-sized Halbach permanent magnet arrays. To improve control accuracy, it is
Qianqian Wu, Yiran Chen, Guokai Yuan, Fengyan An, Bilong Liu   +4 more
doaj   +1 more source

ON THE OPTIMIZATION OF HALBACH ARRAYS AS ENERGY STORAGE MEDIA

Progress In Electromagnetics Research B, 2015
In the paper presented here the optimization of Halbach arrays as storage media for mechanical potential energy is investigated with numerical simulations using FEMM and analytical calculations usi ...
openaire   +2 more sources