Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

This paper proposes a novel scheme to improve the signal-to-noise ratio (SNR) response of the main beam nulling for small-scale adaptive arrays. This method effectively promotes the main-beam nulling ...

Optical generation of ultrasound is a promising alternative to piezoelectricity for high-frequency arrays. An array element is defined by the size and location of a laser beam focused on a suitable ...