Electronics & Semiconductors

New nanotransistors keep their cool at high voltages

Power converters are the little-known systems that make electricity so magical. They are what allow us to plug in our computers, lamps and televisions and turn them on in a snap. Converters transform the alternating current ...

Electronics & Semiconductors

A cool advance in thermoelectric conversion

More than two-thirds of the energy used worldwide is ultimately ejected as "waste heat." Within that reservoir of discarded energy lies a great and largely untapped opportunity, claim scientists in MIT's Department of Nuclear ...

Engineering

Researchers flip how electrical signals move liquid droplets

When medical laboratories analyze blood samples for signs of disease, they sometimes use instruments that rely on a technology called digital microfluidics. The technique uses electric signals to pull tiny droplets of the ...

Engineering

Smart transformer for the energy turnaround

A new, smart medium-voltage transformer developed at ETH Zurich features cutting-edge semiconductor technology, making it extremely compact and energy efficient. Future applications are ranging from locomotives to fast charging ...

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