公开(公告)号：US20230029284A1

公开(公告)日：2023-01-26

申请号：US17580187

申请日：2022-01-20

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Seong Su Kim ,  Hyunsoo Hong ,  Muhammad Salmam Sarfraz ,  Wonvin Kim

IPC: H02N1/04

Abstract: Provided is a triboelectricity-based energy harvesting material including a first carbon composite layer, a second carbon composite layer, a first charge layer and a second charge layer applied onto the first carbon composite layer and the second carbon composite layer, respectively, and a spacer that is provided between the first charge layer and the second charge layer and maintains a predetermined interval between the first charge layer and the second charge layer, wherein the spacer is provided only in a partial region of the first charge layer and the second charge layer, and accordingly, the first charge layer and the second charge layer come into contact with each other according to deformation of the material in a region in which the spacer is not provided so as to generate triboelectricity.

公开(公告)号：US11695351B2

公开(公告)日：2023-07-04

申请号：US17580187

申请日：2022-01-20

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Seong Su Kim ,  Hyunsoo Hong ,  Muhammad Salmam Sarfraz ,  Wonvin Kim

IPC: H02N1/04

CPC classification number: H02N1/04

Abstract: Provided is a triboelectricity-based energy harvesting material including a first carbon composite layer, a second carbon composite layer, a first charge layer and a second charge layer applied onto the first carbon composite layer and the second carbon composite layer, respectively, and a spacer that is provided between the first charge layer and the second charge layer and maintains a predetermined interval between the first charge layer and the second charge layer, wherein the spacer is provided only in a partial region of the first charge layer and the second charge layer, and accordingly, the first charge layer and the second charge layer come into contact with each other according to deformation of the material in a region in which the spacer is not provided so as to generate triboelectricity.

公开(公告)号：US20220333659A1

公开(公告)日：2022-10-20

申请号：US17562667

申请日：2021-12-27

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Seong Su Kim ,  Hyunsoo Hong ,  Muhammad Salmam Sarfraz ,  Seung Yoon On ,  Jaemoon Jeong

IPC: F16F1/368 ,  B29C70/30 ,  B29C65/00 ,  G01B7/16

Abstract: Provided is a composite material capable of measuring bending deformation, the composite material including: a first conductive composite body that is bendable; a dielectric body that is bendable and compressible; and a second conductive composite body that is bendable, wherein the first conductive composite body and the second conductive composite body are respectively stacked on both surfaces of the dielectric body, and heights of the first conductive composite body and the second conductive composite body from the dielectric body are different from each other.