Device captures ambient electromagnetic energy to drive small electronic devices


Related images(click to enlarge) Researchers have discovered a way to capture and harness energy transmitted by such sources as radio and television transmitters, cell phone networks and satellite communications systems. By scavenging this ambient energy…

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Novel man-made material could facilitate wireless power


Electrical engineers at Duke University have determined that unique man-made materials should theoretically make it possible to improve the power transfer to small devices, such as laptops or cell phones, or ultimately to larger ones,…

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