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. Author manuscript; available in PMC: 2021 Oct 28.
Published in final edited form as: Adv Funct Mater. 2021 Feb 4;31(44):2009289. doi: 10.1002/adfm.202009289

Figure 22.

Figure 22.

Examples of electromagnetic energy harvesting devices: WPT. a) Near-field power transfer to brain implants. Adapted with permission.[470] Copyright 2015, IEEE. b) Near-field power transfer to the peripheral nerve prosthesis implanted in the subcutaneous region. Adapted with permission.[466] Copyright 2015, IEEE. c) Mid-field power transfer to heart and brain implants to power a pacemaker. Adapted with permission.[91] Copyright 2014, National Academy of Sciences. d) Mid-field power transfer to GI tract to power ingestible electronics. Adapted with permission.[459] Copyright 2017, Springer Nature. e) Far-field power transfer to ocular implants. Reproduced with permission.[106] Copyright 2011, IEEE.