Electronics & Semiconductors

New 3D-printing ink used to create tiny thermo-generators

A team of researchers working at the Ulsan National Institute of Science and Technology has created a new type of ink that can be used to print tiny 3D generators. In their paper published in the journal Nature Electronics, ...

Engineering

Converting Wi-Fi signals to electricity with new 2-D materials

Imagine a world where smartphones, laptops, wearables, and other electronics are powered without batteries. Researchers from MIT and elsewhere have taken a step in that direction, with the first fully flexible device that ...

Engineering

Sound-powered sensors stand to save millions of batteries

Sensors that monitor infrastructure, such as bridges or buildings, or are used in medical devices, such as prostheses for the deaf, require a constant supply of power. The energy for this usually comes from batteries, which ...

Electronics & Semiconductors

'Charging room' system powers lights, phones, laptops without wires

In a move that could one day free the world's countertops from their snarl of charging cords, researchers at the University of Michigan and University of Tokyo have developed a system to safely deliver electricity over the ...

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