Samsung Electronics Co., Ltd.

Sungkyunkwan University

Juhyuck Lee

Sangwoo Kim

Seongsu Kim

Keun Young Lee

Wanchul Seung

HongJoon Yoon

TaeYun Kim

Jeonghwan Lee

Sungsoo Kwak

Hanjun Ryu

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.

Energy harvester for electrostatic energy

Disclosed is a triboelectric energy harvester including an electrolyte solution comprising an electrolyte, and a friction material layer configured to contact the electrolyte solution, wherein the friction material layer is configured to be used as an electrode, and wherein frictional electricity is generated in response to the electrolytic solution contacting the friction material layer.

Triboelectric energy harvester using electrolyte

Growing community of inventors

Cheonan-si, South Korea

Juhyuck Lee