Energy harvester for electrostatic energy
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United States of America Patent
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Oct 29, 2019
Grant Date -
Jul 9, 2015
app pub date -
Jan 9, 2015
filing date -
Jan 9, 2014
priority date (Note) -
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Abstract
Provided is an electrostatic energy harvester Including a lower electrode; a ferroelectric material layer which is disposed on the lower electrode and formed of a poled ferroelectric material; a friction-charged body which is adapted to be repeatedly contacted with and separated from the ferroelectric material layer and has an electric susceptibility different from an electric susceptibility of the ferroelectric material layer; and an upper electrode provided on the friction-charged body.
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