Engineering and Technologynpj Flexible Electronics
Unobstructive and safe-to-wear watt-level wireless charger
S. Kim, J. Wells, et al.
This innovative research presents a thin, stretchable hand band that offers watt-level wireless charging using the Qi protocol, achieving 71% efficiency and impressive power delivery. With a unique design that includes a spiral copper antenna and magnetic shielding, this device safely charges smartphones and powers an e-tattoo sensor. The research was conducted by a team at The University of Texas at Austin.
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