The efficiency of wireless charging systems is limited by power loss occurring due to frequency changes in the resonant circuits that enable power transfer. These necessary modulations reduce ...

Wireless charging is evolving with Qi2, magnetic alignment and longer-range power. Explore its benefits, limits, efficiency ...

What do e-bikes and laptops have in common? Both can be wirelessly charged by induction. E-bikes and laptops both use lithium-ion batteries for power, chosen for their light weight, high energy ...

Implantable bioelectronics have long promised a future of battery-free medical devices that sit quietly inside the body, ...

One of the most stubborn obstacles in implantable medicine is not the implant itself but the battery that keeps it running.

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The US military has been a leading funder of solar cell research since the early 2000’s, branching out into the related areas of microgrids, distributed energy resources, transportable power systems, ...