Our thoughts are an ever-changing swirl of fears, feelings, desires, impulses, memories and body sensations that interact to ...

Abstract: We have proposed a method to focus an ultrasonic beam transmitted from piezoelectric micromachined ultrasonic transducer (pMUT) array based on the principle of phase-type Fresnel Zone Plate ...

Abstract: The two-dimensional connected-(2,2)-out-of-(m,n): F linear (circular) system consists of m x n components and fails if and only if there is at least a 2 x 2 square that contains all failed ...