公开(公告)号：US11719664B2

公开(公告)日：2023-08-08

申请号：US16552120

申请日：2019-08-27

Applicant: Korea Advanced Institute of Science and Technology

Inventor： Yeon Sik Jung ,  Hyeuk Jin Han ,  Seunghee Cho ,  Gyurac Lee

IPC: G01N27/27 ,  H01L29/41 ,  G01N21/65 ,  H01J37/26

CPC classification number: G01N27/27 ,  G01N21/658 ,  H01L29/413 ,  H01J37/26

Abstract: A multimodal sensor of high sensitivity and high selectivity using multifunctional three-dimensional nanostructure having electric and optical sensing ability and a method thereof are provided. The method includes forming multi-layered nanowires including a multifunctional material, transferring the nanowires to a plurality of layers onto a target substrate to form the three-dimensional nanostructure, heat-treating the three-dimensional nanostructure, and forming electrode layers at the three-dimensional nanostructure.

公开(公告)号：US20240288402A1

公开(公告)日：2024-08-29

申请号：US18288116

申请日：2022-11-17

Applicant: Korea Advanced Institute of Science and Technology ,  Samsung Life Public Welfare Foundation

Inventor： Yeonsik Jung ,  Minjae Ku ,  Seunghee Cho ,  Hyungjoon Park ,  Minjoon Kim ,  Min Young Lee

IPC: G01N27/447 ,  B03C5/00 ,  B03C5/02 ,  G01N21/65

CPC classification number: G01N27/44704 ,  B03C5/005 ,  B03C5/022 ,  G01N21/658 ,  B03C2201/26

Abstract: Provided is a dielectrophoresis-based dynamic Surface-Enhanced Raman Spectroscopy (SERS) nanoelement for the classification and analysis of metabolites. A method for analyzing metabolites using a dielectrophoresis-based dynamic SERS nanoelement according to an embodiment of the present invention may comprise the steps of: preparing a dynamic SERS nanoelement in which a surface region is formed as an array; applying voltage to the dynamic SERS nanoelement; and classifying the metabolites of an analysis subject according to region by controlling the polarity of the dynamic SERS nanoelement according to the voltage applied.