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Wireless Electricity Is Coming, Here’s Where We’re At

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Channel: Seeker
Categories: Environmental   |   Physics   |   Science  
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Imagine a world where charging cords don't exist and every device is powered as soon you walk into a room. Well, soon that might be a reality.

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Converting Wi-Fi signals to electricity with new 2-D materials
"Another possible application is powering the data communications of implantable medical devices, says co-author Jesús Grajal, a researcher at the Technical University of Madrid. For example, researchers are beginning to develop pills that can be swallowed by patients and stream health data back to a computer for diagnostics."

Design of a Novel Compact and Efficient Rectenna For WiFi
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"However, the RF power obtained from the environment is usually at the scale of milli-watts or micro-watts which is a critical problem that limits the popularity of the RF energy harvest. In order to maximize the harvested energy, the rectenna which consists of antenna and rectifier is crucial in the process of energy harvesting"

When will your phone charge wirelessly in your pocket? We asked an expert
We have seen several demonstrations of wireless power over distance technology over the last few years from companies like Energous, Ossia, and TechNovator, and it definitely works. But there are some caveats. Qi wireless charging pads take longer to charge our phones than wired connections, and wireless charging over distance is even slow


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Seeker explains every aspect of our world through a lens of science, inspiring a new generation of curious minds who want to know how today’s discoveries in science, math, engineering and technology are impacting our lives, and shaping our future. Our stories parse meaning from the noise in a world of rapidly changing information.

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