Scientific American is the authority on science and technology for a general audience, with coverage that explains how research changes our understanding of the world and shapes our lives. First ...

Electrical power is increasingly supplanting fossil fuels in a wide variety of applications, and electric motors are rapidly taking market share from their most widely used competitors — combustion ...

This is a preview. Log in through your library . Abstract In this paper, we prove that the space of two parameter matrix-valued BMO functions can be characterized by considering iterated commutators ...

Typically, when most of us need a motor, we jump online to order one from a catalogue. [Levi Janssen] recently had to build his own for a college project, however, and learned a lot along the way.

On paper, the motors from both an electric bicycle and a drone can both take about 500 watts or so of power. Of course, their different applications make them anything but equivalent, as the bike ...

Magnets, typically using rare earth metals like neodymium, are found at the heart of most electric vehicle motors. It's nice to have a permanent source of powerful rare earth magnetism in your rotor, ...