TOKYO--(BUSINESS WIRE)--Toshiba Electronic Devices & Storage Corporation (“Toshiba”) has launched the “GT20N135SRA,” a 1350V discrete IGBT for use in voltage resonance circuits in tabletop IH cookers, ...

A special frequency determined by the values of the resistance, capacitance and inductance refers to the resonance in AC circuits. The resonant frequency point occurs where the inductive reactance of ...

Harmonic distortion is not a problem unless it becomes a problem. Harmonics are a breakdown of a distorted waveform into its separate frequencies, which are integer multiples of the fundamental ...

A recently published second-edition book, Resonant Power Converters, put out in 2011 by the IEEE and Wiley, and written by two professors, Marian K. Kazamierczuk and Dariusz Czarkowski, has 600 pages ...

Researchers have invented new tools for decoding and controlling signalling circuits in living cells with flashes of light. In principle, any cellular circuit can now be targeted with the new method.

Researchers have conducted the first study of its kind, using proton magnetic resonance spectroscopy (MRS) to look at brain regions in both adults and children who stutter. Researchers at Children's ...

Institute of Cardiology of Rio Grande do Sul/FUC (IC/FUC), Porto Alegre, Brazil Objective: To compare the effects of aerobic training and CWT upon morphological and functional cardiac adaptations ...