Principal investigator

Younghoon Lee, Ph.D.

Assistant Professor
Mechanical Engineering
Kyung Hee University

Woojungwon #6037, Kyung Hee University, 1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

lyh@khu.ac.kr

Research experience

Assistant Professor, Mechanical Engineering, Kyung Hee University.

Assistant Professor, Mechanical Engineering, Gachon University.

Postdoctoral Fellow, Research Laboratory of Electronics, MIT. (PI: Prof. Yufeng (Kevin) Chen)

Senior Researcher, Soft Robotics Research Center, Seoul National University. (PI: Prof. Yong-Lae Park)

2025 - present

2023 - 2025

2021 - 2023

2021

Education

Ph.D. in Materials Science and Engineering, Seoul National University. (PI: Prof. Jeong-Yun Sun)

M.S. in Mechanical Engineering, Kyung Hee University. (PI: Prof. Dukhyun Choi)

B.S. in Mechanical Engineering, Kyung Hee University.

2016 - 2021

2014 - 2016

2009 - 2014

Honor & Awards

AMSM Award (AMSM 2024)

Best Invited Talk Award (AISI3S 2024)

Sejong Science Fellowship (Ministry of Science an ICT).

Best Paper Award, International Conference on Active Materials and Soft Mechatronics (AMSM).

Best Paper Award, The Polymer Society of Korea.

Outstanding Presenter Award, The Korean Vacuum Society.

Outstanding Presenter Award, International Symposium on Green Manufacturing and Applications (ISGMA).

Best Paper Presentation Award, Korean Society of Mechanical Engineers.

2024

2021 - 2026

2019

2018

2016

2015

Academic activity

2025 - present

"Iontronics" Editoral board member

2024 - present

Korea Society of Mechanical Engineers (KSME), Micro-Nano Engineering, R&BD, Director

2024 - present

Korea Society of Mechanical Engineers (KSME), Materials and Fracture, Director

2024 - present

The Korean Institute of Electrical and Electronic Material Engineers (KIEEME), business, Director

2024 - present

Korean Society for Composite Materials (KSCM) Energy, environment and bio-composites, Director

Researchers

Kyongtae Choi

Graduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

ckt0302@khu.ac.kr

Research interest: Hydrogels, Iontronics, Energy harvesting

Selected Publications

1) K. Choi†, G. Lee, M. Lee, H. Hwang, K. Lee*, Y. Lee*

Nano-Micro Letters (2025)

2) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik, G. Im, Y. Lee*

Advanced Materials (Accepted)

3) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

4) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

(Under revision)

Gibeom Lee

Graduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

leegi1120@gachon.ac.kr

Research interest: Iontronics, Energy harvesting

Selected Publications

1) K. Choi†, G. Lee, M. Lee, H. Hwang, K. Lee, Y. Lee

Nano-Micro Letters (2025)

2) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi

International Journal of Extreme Manufacturing (2025)
3)S. Jang, S. Lee, S.-A Shah, S. Cho, Y. Ra, G. Lee, Y. Lee*, Dongwhi Choi*

Advanced Functional Materials (2024)

4) G. Lee†, D. Lee†, G.-B. Im, Y. Lee*

Energy & Environmental Materials (2024)

5) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

6) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

(Under revision)

Minjun Song

Graduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

sms03297@gachon.ac.kr

Research interest: Attachable devices, Iontronics

Selected Publications

1) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi

International Journal of Extreme Manufacturing (2025)

2) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

(Under revision)

Jiwon Jang

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

jiwon0212@gachon.ac.kr

Research interest: Soft actuators, Energy harvesting

Selected Publications

1) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

Jimin Park

Undergraduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

vlvlghtm3@khu.ac.kr

Research interest: Hydrogels, Iontronics, Energy harvesting

Selected Publications

1) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik, G. Im, Y. Lee*

Advanced Materials (Accepted)

Yusang Jun

Undergraduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

jun020913@khu.ac.kr

Research interest: Hydrogels, Iontronics, Energy harvesting

Hyojae Ha

Undergraduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

ha1121@khu.ac.kr

Research interest: Hydrogels, Iontronics, Energy harvesting

Hyungyun Cho

Undergraduate of Mechanical Engineering
Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

chg_2000@khu.ac.kr

Research interest: Iontronics, Energy harvesting

Visiting student

ZHENGBING DING

Ph.D. candidate of Mechanical Engineering
Sungkyunkwan University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

zbding@g.skku.edu

Research interest: Energy harvesting, Self powered
Sensors & Actuators

Alumni

Junhyeong Lee

Former visiting student
June 2023 - July 2023

St.George's school

junhyeonglee25@gmail.com

Jongseok Lee

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

penguin729@gachon.ac.kr

Research interest: Soft iontronics

Eunbyul Kim

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

abqttk0917@gachon.ac.kr

Research interest: Soft materials

Minyong Shim

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

bear8070@naver.com

Research interest: Energy harvesting

Selected Publications

1) Thien Trung Luu, M. Shim, Y. Choi, Quang Minh Bui, M. Kim, Y. Park, K. Choi, Y. Lee, D. Choi*

Chemical Engineering Journal (2025)

Donghyun Lee

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

leedong1213@gachon.ac.kr

Research interest: Micro/nano biointerface, Soft materials

Selected Publications

1) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi
International Journal of Extreme Manufacturing (2025)
2) G. Lee†, D. Lee†, G.-B. Im, Y. Lee*
Energy & Environmental Materials (2024)

Daegyu Lee

Undergraduate of Mechanical Engineering
Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

daeqyusun@gachon.ac.kr

Research interest: Attachable devices, Iontronics

Principal investigator

Younghoon Lee, Ph.D.

Assistant Professor Mechanical Engineering Kyung Hee University

Woojungwon #6037, Kyung Hee University, 1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

Research experience

Assistant Professor, Mechanical Engineering, Kyung Hee University.

Assistant Professor, Mechanical Engineering, Gachon University.

2025 - present

Education

Ph.D. in Materials Science and Engineering, Seoul National University. (PI: Prof. Jeong-Yun Sun)

2016 - 2021

Honor & Awards​

AMSM Award (AMSM 2024)

Best Invited Talk Award (AISI3S 2024)

Sejong Science Fellowship (Ministry of Science an ICT).

Best Paper Award, International Conference on Active Materials and Soft Mechatronics (AMSM).

2024

Academic activity​

"Iontronics" Editoral board member

Korea Society of Mechanical Engineers (KSME), Micro-Nano Engineering, R&BD, Director

Korea Society of Mechanical Engineers (KSME), Materials and Fracture, Director

The Korean Institute of Electrical and Electronic Material Engineers (KIEEME), business, Director

​Korean Society for Composite Materials (KSCM) Energy, environment and bio-composites, Director

Researchers

Kyongtae Choi

Graduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

Research interest: Hydrogels, Iontronics, Energy harvesting

Selected Publications

2) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik*, G. Im*, Y. Lee*

3)​ J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

4)​ G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee*, Y. Lee*

(Under revision)

Gibeom Lee

Graduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

Research interest: Iontronics, Energy harvesting

Selected Publications

1)​ K. Choi†, G. Lee, M. Lee, H. Hwang, K. Lee*, Y. Lee*

Nano-Micro Letters (2025)

2) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee*, D. Choi*

Advanced Functional Materials (2024)

4) G. Lee†, D. Lee†, G.-B. Im, Y. Lee*

Energy & Environmental Materials (2024)

5)​ J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

6)​ G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee*, Y. Lee*

(Under revision)​

Minjun Song

Graduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Yongin-si, Gyeonggi-do 17104, South Korea

Research interest: Attachable devices, Iontronics

Selected Publications

1) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee*, D. Choi*

2)​ G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee*, Y. Lee*

(Under revision)

Jiwon Jang

Undergraduate of Mechanical Engineering Gachon University

1342 Seongnamdaero, Sujeong-gu, Seongnam-si, Gyeonggi-do 13120, South Korea

Research interest: Soft actuators, Energy harvesting

Selected Publications

1)​ J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)​

Jimin Park

Undergraduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

Research interest: Hydrogels, Iontronics, Energy harvesting

Selected Publications

1) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik*, G. Im*, Y. Lee*

Yusang Jun

Undergraduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

Research interest: Hydrogels, Iontronics, Energy harvesting

Hyojae Ha

Undergraduate of Mechanical Engineering Kyung Hee University

1732 Deokyoung-daero, Giheung-gu, Youngin-si, Gyeonggi-do 17104, South korea

Research interest: Hydrogels, Iontronics, Energy harvesting

Hyungyun Cho

Undergraduate of Mechanical Engineering Kyung Hee University

Assistant Professor
Mechanical Engineering
Kyung Hee University

Honor & Awards

Academic activity

Korean Society for Composite Materials (KSCM) Energy, environment and bio-composites, Director

Graduate of Mechanical Engineering
Kyung Hee University

2) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik, G. Im, Y. Lee*

3) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

4) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

Graduate of Mechanical Engineering
Kyung Hee University

1) K. Choi†, G. Lee, M. Lee, H. Hwang, K. Lee, Y. Lee

2) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi

5) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

6) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

(Under revision)

Graduate of Mechanical Engineering
Kyung Hee University

1) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi

2) G. Lee†, E. Kim, K. Choi, M. Song, S. Jang, D. Choi, D. Seo, M. Lee, Y. Lee

Undergraduate of Mechanical Engineering
Gachon University

1) J. Jang†, K. Choi†, G. Lee, S. Cho, M. Lee, D. Choi, K. Choi, D. Choi, Y. Lee*

(Under revision)

Undergraduate of Mechanical Engineering
Kyung Hee University

1) K. Choi†, J. Park†, W. Song, S. An, S. Choe, B. Keum, M. Kim, D. Hwang, Y. Park, S. Baik, G. Im, Y. Lee*

Undergraduate of Mechanical Engineering
Kyung Hee University

Undergraduate of Mechanical Engineering
Kyung Hee University

Undergraduate of Mechanical Engineering
Kyung Hee University

Ph.D. candidate of Mechanical Engineering
Sungkyunkwan University

Research interest: Energy harvesting, Self powered
Sensors & Actuators

Former visiting student
June 2023 - July 2023

Undergraduate of Mechanical Engineering
Gachon University

Undergraduate of Mechanical Engineering
Gachon University

Undergraduate of Mechanical Engineering
Gachon University

1) Thien Trung Luu, M. Shim, Y. Choi, Quang Minh Bui, M. Kim, Y. Park, K. Choi, Y. Lee, D. Choi*

Undergraduate of Mechanical Engineering
Gachon University

1) Y. Ra†, M. Song†, D. Lee†, S. Jang, S. Cho, Y. Kim, J. Chae, D. Kam, D. Lee, G. Lee, Y. Lee, D. Choi
International Journal of Extreme Manufacturing (2025)
2) G. Lee†, D. Lee†, G.-B. Im, Y. Lee*
Energy & Environmental Materials (2024)

Undergraduate of Mechanical Engineering
Gachon University