Results 51 to 60 of about 1,641,654 (178)

Probing Isotope Shifts in 103Rh and 195Pt NMR Spectra with Density Functional Theory [PDF]

, 2013
Zero-point vibrationally averaged (rg0) structures were computed at the PBE0/SDD/6-31G* level for the [Pt35Cln37Cl5–n(H218O)]− (n = 0–5), cis-Pt35Cln37Cl4–n(H218O)(H216O) (n = 0–4), fac-[Pt35Cln37Cl3–n(H218O)(H216O)2]+ (n = 0–3), [Pt35Cln37Cl5–n(16/18OH)]
Davis, John C., Koch, Klaus R., Buehl, Michael   +2 more
core   +1 more source

SYNTHESIS OF AN ACTIVE SHIELDING SYSTEM OF THE MAGNETIC FIELD OF POWER LINES BASED ON MULTIOBJECTIVE OPTIMIZATION

Electrical engineering & Electromechanics, 2016
Purpose. The synthesis of the active shielding systems by technogenic magnetic field generated by the different types of high voltage power lines in a given region of space using various cables of controlled magnetic field sources. Methodology.
B. I. Kuznetsov, T. B. Nikitina, A. V. Voloshko, I. V. Bovdyj, E. V. Vinichenko, B. B. Kobilyanskiy   +5 more
doaj   +1 more source

Thermal shielding of an emerging active region [PDF]

, 2012
Context. The interaction between emerging active regions and the pre-existing coronal magnetic field is important for better understanding the mechanisms of storage and release of magnetic energy from the convection zone to the high corona. Aims.
Regnier, Stephane, S. Régnier
core   +1 more source

Derivation of forces acting on the liquid weld metal based on arc pressure measurements produced using alternating shielding gases in the GTAW process [PDF]

, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on the gas tungsten arc and gas metal arc welding processes, a comparison between arc pressures produced using argon, helium, alternating gases and GTAW-P ...
Campbell, Stuart, Galloway, Alexander, McPherson, Norman   +2 more
core   +3 more sources

Self-Shielded Uniform Magnetic Field Coil Design for Miniature Atomic Sensors Using a Particle Swarm Optimization Algorithm

IEEE Access, 2020
In this paper, an optimization method that uses the derivatives and the target field information of the magnetic field simultaneously is proposed to suppress the coupling between the coil and the magnetic shielding in miniature atomic sensors.
Wenfeng Wu, Binquan Zhou, Zhanchao Liu, Jing Wang, Liang Xiaoyang, Yuchen Jia, Gang Liu   +6 more
doaj   +1 more source

Research of Magnetic Shielding Effect of Air-core Reactor

机车电传动, 2014
For a shielding system with a magnetic board above an air-core reactor of urban rail vehicle, in order to analyze all kinds of facts that affect the magnetic shielding effects, 3D model of the magnetic board shielding system using the Ansoft Maxwell ...
ZHANG Bo, GAO Shiping, WANG Yan, LIN Yong, DING Mingwei, WANG Dongqing   +5 more
doaj  

The Effect of a Ferromagnetic Steel Enclosure on Magnetic Shielding Systems: Analysis, Modeling, and Experimental Validation

Machines
The magnetic shielding device, made of high-permeability soft magnetic material, is sensitive to external influences and requires a protective steel enclosure.
Yuan Cheng, Jiang Huang, Yaozhi Luo, Feng Lu   +3 more
doaj   +1 more source

Demo 19-20 Magnetic Shielding

, 2001
An electromagnet is seen to readily support a collection of nails with its field. When sheets of non-magnetic materials are placed between the magnet and the nails this situation is unaffected, as seen in Figure 1 for a copper sheet. However, when sheets

core  

Synthesis of combined shielding system for overhead power lines magnetic field normalization in residential building space

Electrical engineering & Electromechanics
Problem. Most studies of power frequency magnetic field reduced to safe level in residential buildings located near overhead power lines carried out based on two-dimensional magnetic field modeling, which does not allow studying of original magnetic ...
B. I. Kuznetsov, T. B. Nikitina, I. V. Bovdui, K. V. Chunikhin, V. V. Kolomiets, B. B. Kobylianskyi   +5 more
doaj   +1 more source

Exceptional magnetic shielding via ultra-low-remanence co-based amorphous alloys engineered by atomic ordering

Materials Research Letters
Ubiquitous electromagnetic signals enable modern information exchange but also cause radiation, interference, and data security risks. Shielding low-frequency magnetic fields (f 
Yuyang Qian, Chaoqun Pei, Congrui Yang, Zida Zhang, Zhichao Lu, Dong Ma, Ke Yang, Jiang Ma, Baoan Sun, Haibo Ke, Gang Wang, Weihua Wang   +11 more
doaj   +1 more source