https://www.nature.com/articles/s41467-021-24417-w
this seems a little over my head but automatic watch tech for people implants? id do it
ehhh…
converts mechanical energy into electricity at 4.9 μW/cm3
pacemakers are so low power they are in a class of their own… you would need a couple D size batteries made of this stuff installed in you to make enough power to … maybe… light an LED for a few seconds a day.
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