The Politecnico di Milano has created the first integrated and fully tunable device based on spin waves, opening up new ...

Gas and dust flowing from stars can, under the right conditions, clash with a star's surroundings and create a shock wave.

Gas and dust flowing from stars can, under the right conditions, clash with a star’s surroundings and create a shock wave.

Abstract: In this article, an inexpensive beam homogenizer is designed to transform the laser beam with irregular intensity into a uniform square beam with a large size, thus eliminating the ...

Abstract: This study examines the pulsating square-wave voltage injection (SWVI) sensorless drive for interior permanent magnet synchronous motors (IPMSMs) at zero or low speed. It is well-known that ...