Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight Center. Credit: NASA's Goddard Space Flight Center Producer & Director: James ...

The official, Jeremy Greenberg, was in charge of coordinating the national response to major disasters. By Lisa Friedman Senate Republicans want to sell the land to build more housing in the ...

This paper shows that an event-based current-mode constant ... a discrete-time framework, the fast-scale stability conditions and small-signal models are analytically derived for various digital CMC ...

Abstract: The simultaneous online estimation algorithm of rotor time constant and rotor speed for a speed-sensorless induction machine is proposed. With a small ...