Results 91 to 100 of about 15,766 (201)

Design and Detection Performance of Metal Contaminant Sensor with Triple Coil Structure

open access: yesJournal of Marine Science and Engineering
In marine engineering, the daily management of mechanical equipment needs to ensure that the oil is normal. Oil plays the role of sealing, cooling, lubrication, and other functions in the equipment, and can also be used as hydraulic fluid to transfer ...
Changzhi Gu   +8 more
doaj   +1 more source

Contactless Energy Transfer for Office and Domestic Applications

open access: yes, 2006
This paper presents a new method for shaping the magnetic field produced by multiple contactless energy transfer coils. It is shown in this work that by changing individual current phases of excited primary coils the shape of the magnetic field around the coils is changed.
Sonntag, C.L.W.   +4 more
openaire   +1 more source

Mobile payments: moving towards a wallet in the cloud? [PDF]

open access: yes
This article deals with mobile payments in developed countries. Even though it only accounts for a relatively small share of the market (between 10% and 20%), mobile payment merits in-depth analysis in developed countries as there are many economic and ...
Sophie PERNET-LUBRANO
core  

Multifunctional movable-type coding metasurface enabling reconfigurable diffractive neural networks. [PDF]

open access: yesLight Sci Appl
Yu Z   +11 more
europepmc   +1 more source

Accurate magnetic field calculations for contactless energy transfer coils

open access: yes, 2007
In this paper, a method for estimating the magnetic field intensity from hexagon spiral windings commonly found in contactless energy transfer applications is presented. The hexagonal structures are modeled in a magneto-static environment using Biot-Savart current stick vectors. The accuracy of the models are evaluated by mapping the current sticks and
Sonntag, C.L.W.   +4 more
openaire   +1 more source

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