olemus
vahend energia hankimiseks keskkonnast ilma juhtmeteta,
näiteks mobiilseadme toiteks
= a device for obtaining energy from the environment without wires, e.g. for powering a mobile device

ülevaateid
https://en.wikipedia.org/wiki/Energy_harvesting

näiteid
https://www.nature.com/articles/s41378-018-0024-3

https://www.intechopen.com/chapters/59508

https://iopscience.iop.org/article/10.1088/1361-665X/ab36e4

https://core.ac.uk/download/pdf/295649.pdf

http://ir.jkuat.ac.ke/bitstream/handle/123456789/743/5.Piezoelectric%20Energy%20Harvesting%20-%20an%20Overview.pdf?sequence=1&isAllowed=y