Home; Articles; Superradiance scattering of electromagnetic and gravitational fields and thin accretion disk around non-commutating Kerr black hole ...

Attaching to brushless PM motors as small as 0.866" in diameter, the model R22i commutating encoder accommodates space-critical designs with a package measuring 0.866" in diameter ...

Carbon nanotubes could improve the performance of electrical commutators that are common in electric motors and generators. Researchers at Rice University and the University of Oulu in Oulu, Finland, ...

Design Ideas: February 16, 1995 Moshe Gerstenhaber and Stefano D'Aquino ,Analog Devices, Wilmington, MA ...