Abstract: HBVD-EMAT is an electromagnetic acoustic transducer (EMAT) composed of a Halbach magnet and a variable distance meander-line coil. By introducing a linear frequency-modulated (LFM) signal ...
Abstract: A breakdown in the supply lines of electrical power may happen suddenly due to a great number of unpredictable factors, which may lead to severe destruction of the power grid in case they ...
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