Group Members

Research Team on Functional Device Applications of CVD 2D Nanomaterials

Seonha Park, Integrated MS-PhD Program (2021. 03~present), Team Lead

B.S., Mechanical Engineering, Pusan National University, 2021

• Research Topic: Graphene, MoS2 neuron synaptic device, Nanofabrication, Multi-modal imaging, Image analytics, Unsupervised machine learning

• Publications and Awards:

1. Min Gi Choi, Alex Belianinov, Alison Pawlicki, Seonha Park, Habeom Lee, Olga S. Ovchinnikova, and Songkil Kim*, "Nanoscale Friction of CVD Single-Layer MoS2 with Controlled Defect Formation", Surfaces and Interfaces 26, 101437 (2021). 

2. Min Gi Choi, Seonha Park, Habeom Lee and Songkil Kim*, "Correlating Surface Structures and Nanoscale Friction of CVD Multi-Layer Graphene", Applied Surface Science  584, 152572 (2022). 

3. Seonha Park, Min Gi Choi, Seokjun Kim, and Songkil Kim*, "Frictional Anisotropy of CVD Bi-Layer Graphene Correlated with Surface Corrugated Structures", Tribology and Lubricants 38(6), 235 (2022).

4. Seokjun Kim, Beongwan Kim, Seonha Park, Won Seok Chang, Haeyong Kang, Habeom Lee and Songkil Kim*, "Hysteretic Behavior of All CVD h-BN/Graphene/h-BN Field-Effect Transistors by Interfacial Charge Trap", Surfaces and Interfaces 36, 102615 (2023).

5.  Jeonghan Kim, Seonha Park, Mingi Choi, Seokjun Kim, Jeongbeom Heo, Eunseop Yeom, Seokho Kim, Habeom Lee and Songkil Kim*, "Simply Controlling the Surface Structure of Graphene Oxide Thin Films Using Multiple Drop-Casting", Diamond and Related Materials, accepted.

6. Seonha Park, Phuong Lien Nguyen, Ivan V. Vlassiouk, Mingi Choi, Seokjun Kim, Jaekwang Lee and Songkil Kim*, "Unveiling the Mechanism of  Surface Corrugation Formation on a Quasi Free-Standing Bi-Layer Graphene via Experimental and Modeling Investigations", Applied Surface Science, accepted.

7. 2021 PNU-Fellowship Award

8. Best poster presentation award, 2021 Korean Tribology Society (KTS) Fall Conference.

9. 2022 Innovative research course program supported by PNU BK Four program

10. Best poster presentation award, 2022 CSS Conference

Sieun Jang, MS Program (2023. 03~present)

B.S., Mechanical Engineering, Pusan National University, 2023

• Research Topic:  MoS2 phase engineering, nanoscale multimodal imaging

• Publications and Awards:

1. Best poster presentation award, 2023 KSME Micro/Nano Engineering Sector Spring Conference.

2. 2023 Innovative research course program supported by PNU BK Four program

Research Team on Solution-Processed 2D Nanomaterials and Surface Coating Technology

Mingi Choi, Integrated MS-PhD Program (2020. 09~ present), Team Lead

B.S., Mechanical Engineering, Pusan National University, 2020

• Research Topic: Graphene family, TMDCs, h-BN, Heterostructures, Nanoscale friction, Solid Tribology, Combined solid-liquid Lubrication

• Publications and Awards:

1. Min Gi Choi, Alex Belianinov, Alison Pawlicki, Seonha Park, Habeom Lee, Olga S. Ovchinnikova, and Songkil Kim*, "Nanoscale Friction of CVD Single-Layer MoS2 with Controlled Defect Formation", Surfaces and Interfaces 26, 101437 (2021). 

2. Min Gi Choi, Seonha Park, Habeom Lee and Songkil Kim*, "Correlating Surface Structures and Nanoscale Friction of CVD Multi-Layer Graphene", Applied Surface Science  584, 152572 (2022)..

3. Seonha Park, Min Gi Choi, Seokjun Kim, and Songkil Kim*, "Frictional Anisotropy of CVD Bi-Layer Graphene Correlated with Surface Corrugated Structures", Tribology and Lubricants, accepted.

4.  Jeonghan Kim, Seonha Park, Mingi Choi, Seokjun Kim, Jeongbeom Heo, Eunseop Yeom, Seokho Kim, Habeom Lee and Songkil Kim*, "Simply Controlling the Surface Structure of Graphene Oxide Thin Films Using Multiple Drop-Casting", Diamond and Related Materials, accepted.

5.  Seonha Park, Phuong Lien Nguyen, Ivan V. Vlassiouk, Mingi Choi, Seokjun Kim, Jaekwang Lee and Songkil Kim*, "Unveiling the Mechanism of  Surface Corrugation Formation on a Quasi Free-Standing Bi-Layer Graphene via Experimental and Modeling Investigations", Applied Surface Science, accepted.

6. 2020 PNU-Fellowship Award

7. Best oral presentation award, 2021 Korean Tribology Society (KTS) Fall Conference.

8. Best poster presentation award, 2022 CSS Conference

9. 2022 PNU-ME BK Best Graduate Student Award

10. 2023 PNU-ME BK Best Graduate Student Award

11. 2023 Innovative research course program supported by PNU BK Four program

12. NRF PhD Research Support Grant Awarded, 2023.09~2025.08

Aruzhan Kalymova, Undergraduate Researcher (2023. 09~present)

• Research Topic: Graphene, Mxene, Nanoscale friction, Surface friction control

Jeonghan Kim, Integrated MS-PhD Program (2021. 03~present)

B.S., Mechanical Engineering, Pusan National University, 2021

• Research Topic: 2D nanomaterial ink, 2D Printed electronics, 2D nanomaterial-based sensors

• Publications and Awards:

1.  Jeonghan Kim, Seonha Park, Mingi Choi, Seokjun Kim, Jeongbeom Heo, Eunseop Yeom, Seokho Kim, Habeom Lee and Songkil Kim*, "Simply Controlling the Surface Structure of Graphene Oxide Thin Films Using Multiple Drop-Casting", Diamond and Related Materials, accepted.

2. 2021 PNU-Fellowship Award

3. Best poster presentation award, 2022 Korean Microscopy Spring Conference

4. 2022 Innovative research course program supported by PNU BK Four program

5. Best poster presentation award, 2022 CSS Conference

Wonseok Kim, MS Program (2021. 03~present), Co-advised with Dr. Youngjun Jang (KIMS)

B.S., Materials Science and Engineering, Silla University, 2021

• Research Topic: Diamond-Like Carbon Coating, Physical Vapor Deposition (PVD)

• Publications and Awards:

1. Won-Seok Kim, Songkil Kim, Young-Jun Jang, and Jongkuk Kim, "A Study on the Wear Behavior of Tetrahedral Amorphous Carbon Coatings Based on Bending Angles of the Filtered Cathodic Vacuum Arc with Different Arc Discharge Currents", Tribology and Lubricants 38(3), 101 (2022).

2. Best poster presentation award, 2021 Korean Tribology Society (KTS) Spring Conference.

3. Best oral presentation award, 2021 Korean Tribology Society (KTS) Fall Conference.

Jiwoong Jang, MS Program (2023. 03~present), Co-advised with Dr. Youngjun Jang (KIMS)

B.S., Mechanical Engineering, Pusan National University, 2023

• Research Topic: Diamond-Like Carbon Coating, Physical Vapor Deposition (PVD)

• Publications and Awards:

Research Team on Mechanical Engineering Applications

Yeonhong Son, Integrated MS-PhD Program (2021. 03~present) , Team Lead

B.S., Mechanical Engineering, Pusan National University, 2021

• Research Topic: FEM Analysis, Mechanical System Design

• Publications and Awards:

1. Yeonhong Son, Myung-Sung Kim, Hwasup Jang, Songkil Kim*, Yongjin Kim*, "Study on Temperature-Dependent Mechanical Properties of Chloroprene Rubber for Finite Element Analysis of Rubber Seal in an Automatic Mooring System". Journal of the Society of Naval Architects of Korea 59(3), 157 (2022)..

2.  Yeonhong Son, Myung-Sung Kim, Taehyun Lee, Jung Yup Kim, Hwasup Jang, Jongjik Lee, Youngki Kim, Songkil Kim* and Yongjin Kim*, "Experimental and Numerical Evaluation of a Rubber seal in a Vacuum Suction Pad for an Automatic Mooring System", Marine Structure, accepted.

3. 2023 Innovative research course program supported by PNU BK Four program