User profiles for Keekeun Lee
Keekeun LeeProfessor, Electrical & Computer Eng., Ajou University Verified email at ajou.ac.kr Cited by 2886 |
Polyimide-based intracortical neural implant with improved structural stiffness
A novel structure for chronically implantable cortical electrodes using polyimide bio-polymer
was devised, which provides both flexibility for micro-motion compliance between brain …
was devised, which provides both flexibility for micro-motion compliance between brain …
Polyimide based neural implants with stiffness improvement
A novel structure for chronically implantable cortical electrodes using polyimide bio-polymer
was devised, which provides both flexibility for micro-motion compliance between brain …
was devised, which provides both flexibility for micro-motion compliance between brain …
Biocompatible benzocyclobutene (BCB)-based neural implants with micro-fluidic channel
Poly-benzocyclobutene (BCB)-based intracortical neural implant was fabricated, in which
micro-fluidic channel was embedded to deliver drug solutions. BCB presents several attractive …
micro-fluidic channel was embedded to deliver drug solutions. BCB presents several attractive …
Development of SAW-based multi-gas sensor for simultaneous detection of CO2 and NO2
A 440MHz wireless and passive surface acoustic wave (SAW)-based multi-gas sensor
integrated with a temperature sensor was developed on a 41 YX LiNbO 3 piezoelectric substrate …
integrated with a temperature sensor was developed on a 41 YX LiNbO 3 piezoelectric substrate …
Development of Highly Sensitive and Stable Surface Acoustic Wave‐Based Hydrogen Sensor and Its Interface Electronics
A surface acoustic wave (SAW)‐based hydrogen sensor and its corresponding interface
electronics have been developed to measure the hydrogen concentration in air at room …
electronics have been developed to measure the hydrogen concentration in air at room …
An Analysis of a Highly Sensitive and Selective Hydrogen Gas Sensor Based on a 3D Cu-Doped SnO2 Sensing Material by Efficient Electronic Sensor Interface
In this research, a highly sensitive and selective hydrogen gas sensor was developed based
on Cu-doped SnO 2 . Sensing characteristics were compared based on SnO 2 doped with …
on Cu-doped SnO 2 . Sensing characteristics were compared based on SnO 2 doped with …
A novel 440 MHz wireless SAW microsensor integrated with pressure–temperature sensors and ID tag
This paper presents the development of a 440 MHz range surface acoustic wave (SAW)-based
microsensor integrated with pressure–temperature sensors and ID tag. Two piezoelectric …
microsensor integrated with pressure–temperature sensors and ID tag. Two piezoelectric …
Nanohybrids of Pt-Functionalized Al2O3/ZnO Core–Shell Nanorods for High-Performance MEMS-Based Acetylene Gas Sensor
Metal oxide nanostructures are the most promising materials for the fabrication of advanced
gas sensors. However, the main challenge of these gas sensors is humidity interference and …
gas sensors. However, the main challenge of these gas sensors is humidity interference and …
A novel wireless, passive CO2 sensor incorporating a surface acoustic wave reflective delay line
A 440 MHz wireless and passive surface acoustic wave (SAW) chemical sensor was
developed for CO 2 detection. The developed SAW gas sensor is composed of single phase …
developed for CO 2 detection. The developed SAW gas sensor is composed of single phase …
Development of a highly sensitive and portable particulate matter SAW sensor and interface electronics
In this study, a highly sensitive and portable surface acoustic wave (SAW)-based PM2.5 sensor
and its interface electronics were developed for real-time monitoring of air quality. Two 2-…
and its interface electronics were developed for real-time monitoring of air quality. Two 2-…