Precise electrical stimulation is essential for modern neural interfaces, but unwanted current spread often activates off-target cells and limits resolution. A new microneedle electrode design ...

Abstract: A low-cost, low-profile, electronically controlled millimeter-wave antenna array with two-dimensional wide-angle beam scanning capability is presented. It consists of a planar waveguiding ...

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Abstract: In order to solve the real-time positioning problem of flexible wearable ultrasonic transducer array unit under dynamic conditions, a new transducer array based on button flexible structure ...