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8New Toyota semiconductors could increase hybrid fuel efficiency by 10%

Toyota may have an ace up its sleeve in the fuel economy wars, as it's developed a new type of semiconductor that will allegedly help the company's hybrids net a ten-percent improvement in fuel economy.

18Toyota finds 10% MPG improvement in hybrid PCU

Keeping up its from-all-angles approach to efficiency, Toyota has found yet another way to eke out up to ten percent more precious MPGs in its hybrid vehicles, this time electronically. The automaker has announced the development of new silicon carbide (SiC) power semiconductors for use in power control units, which it will begin testing on Japanese roads within the next year.

3Nissan develops new inverter technology for EV applications

Nissan has announced the development of the first inverter using SiC (Silicon Carbide) diodes for vehicle use. These inverters were first tried on a Nissan X-Trail FCV. According to Nissan, inverters on electric-powered vehicles control the electricity coming from the power source, and their size has often set limitations on vehicle layout. The newly developed inverter is made from SiC diodes and is used with a new Heterojunction Diode (HJD) structure (a diode structure using both SiC diodes and

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