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In the manufacturing of high voltage electrical equipment, an important step to guarantee a right dielectric design can be carried out through the prediction of a possible occurrence of the corona effect or, in the worst case, of dielectric breakdown, preferably in early stages. For this ... Mehr lesen
In the manufacturing of high voltage electrical equipment, an important step to guarantee a right dielectric design can be carried out through the prediction of a possible occurrence of the corona effect or, in the worst case, of dielectric breakdown, preferably in early stages. For this ... Mehr lesen
Directional couplers are used for the purpose of redirecting, splitting, and combining light in silicon photonic circuits. They are used extensively in data communication applications such as wavelength-division-multiplexing and signal switching [1]. Their functionality is an integral ... Mehr lesen
在电磁兼容领域中，除了电磁干扰还会存在毁灭性的电磁辐射危害。其中电磁辐射对燃油危害的研究关键在于掌握射频放电的击穿特性，为研究不同频率的击穿特性，本文基于电磁场和电路理论，以飞机油箱口结构为例构建了氩气射频放电前后的等效电路模型，并简要分析了射频放电规律。根据电磁场和电路理论，飞机油箱口放电结构等效为圆柱型交流电容，等效电路的并联电阻阻值随气体的导电性能变化而变化，能有效表征气体击穿电离程度的高低。仿真研究表明，相同激励电压条件下，频率越高，气体越容易击穿，等效并联电阻阻值越低。气体击穿电离程度随频率升高存在不连续放电、连续稳定放电、积累效应和雪崩效应四种不同的放电规律。 Mehr lesen
Superconductors have the unique capability of trapping magnetic flux. This feature has the potential to enable and improve several applications including high power density rotating machines. Current material used as trapped flux magnets (TFM) is single domain YBCO that present numerous ... Mehr lesen
The most popular means of depression treatment are psychotherapy, antidepressant medication and recently adopted transcranial magnetic stimulation (TMS) of the human brain. To overcome their disadvantages we are investigating an application of low-field magnetic stimulation (LFMS) to ... Mehr lesen
Marco Cati graduated cum laude and encomium citation in electronic engineering in 2001 from the University of Florence, where in 2005 he also received a Ph. D. degree in electronic engineering. In 2005 he joined the Research & Development Department of Esaote where he is currently in ... Mehr lesen
There is an increasing demand for aerosol devices from E-cigarettes to drug delivery devices with precise dosage. [1][2] The aim of this article is to investigate a Poly-Si micro heater in a vapor generator device. In order to calculate the amount of vapor production, temperature ... Mehr lesen
Abstract. A Laser Focusing system (LFS) focuses a single laser beam (single Channel) or multiple laser beams (multi - channel) onto a surface (Specimen). The general motive of a LFS is to focus a train of brief pulses or a continuous beam of light onto a Specimen which heats up its ... Mehr lesen
Diabetes is a chronic noncommunicable disease which lays a heavy burden on many impoverished communities globally. The ability to monitor and manage the disease is one key component to lessening its impact. 3D printing (3DP) offers an economical manufacturing method to produce medical ... Mehr lesen