Woojin Choi
Bachelor's & Master's programs in Physics,
Kangwon National University, Chuncheon, Korea (B.Sc:2021.03.~/M.Sc:2024.09.~)
· E-mail: woojin@kangwon.ac.kr
· Address: Room 105, Building 5, College of Natural Sciences, Kangwon National University, Korea
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(Updated 01/13/2026)
Professional Experience
• Graduate researcher, Correlated Artificial Two-dimensional materials Laboratory, Kangwon National University, Chuncheon, Korea (2024.09.~)
Advisors: Prof. Jinwoong Hwang (KNU)
• Undergraduate researcher, Department of Physics, Kangwon National University, Chuncheon, Korea (2023.03.~2024.08.)
Advisors: Prof. Jinwoong Hwang (KNU)
Education
• Master of Science in Physics: Kangwon National University, Chuncheon, Korea (2024.09.~)
• Bachelor of Science in Physics: Kangwon National University, Chuncheon, Korea (2021.03.~2024.08.)
Research interests
• Using Angle-Resolved Photoemission Spectroscopy (ARPES):
Investigation of electronic structures and quasiparticle dynamics in quantum materials,
including two-dimensional (2D) materials and strongly correlated electron systems.
Awards and Honors
• Outstanding Master’s Scholarship (Science and Engineering): Korea Student Aid Foundation (2025)
• Outstanding Poster Award: The Korean Physical Society Fall Meeting (2025)
• Outstanding Poster Award: The 1st Semiconductor Physics Academic Festival in Kangwon National University (2025)
• Outstanding Poster Award: The 16th Applied Physics Symposium (2025)
• Outstanding Oral Award: The Korean Physical Society Spring Meeting (2025)
• Outstanding Oral Award: The Graduate Research Presentation in Kangwon National University (2024)
• Outstanding Poster Award: The Korean Physical Society Fall Meeting (2024)
• Outstanding Oral Award: The Undergraduate Thesis Presentation in Kangwon National University (2024)
Publications (*: corresoponding authors, †: equal contribution)
2. Giant Hole-Doping in 2H-WSe2 via Ta Substitution
Minhee Kang†, Woojin Choi†, Choongyu Hwang, and Jinwoong Hwang*
Applied Science and Convergence Technology (2025)
1. Unusual ferromagnetic band evolution and high Curie temperature in monolayer 1T-CrTe2 on bilayer graphene
Kyoungree Park†, Ji-Eun Lee†, Dongwook Kim, Yong Zhong, Camron Farhang, Hyobeom Lee, Hayoon Im, Woojin Choi, Seha Lee, Seungrok Mun, Kyoo Kim, Jun Woo Choi, Hyejin Ryu, Jing Xia, Heung-Sik Kim, Choongyu Hwang, Ji Hoon Shim, Zhi-Xun Shen*, Sung-Kwan Mo*, and Jinwoong Hwang*
Small (2025)
Presentations
19. Multiscale Magnetic Analysis Intensive Research Workshop
Fermion and Boson in Solid
Oral presentation
18. The 14th International Conference on Advanced Materials and Devices, Dec. 8-12, 2025
Holstein polaron in an electron-doped 1T-TiS2
Poster presentation
17. 2025 SNU-ISSP Workshop, Tokyo, Japan, Nov. 21, 2025
Holstein polaron in an electron-doped 1T-TiS2
Poster presentation
16. The Korean Physical Society Fall Meeting, Gwangju, South Korea, Oct. 21-25, 2025
Holstein polaron in an electron-doped 1T-TiS2
Poster presentation (Outstanding Poster Award)
15. The 1st Semiconductor Physics Academic Festival in KNU, Chuncheon, South Korea, Sep. 26, 2025
Holstein polaron in an electron-doped 1T-TiS2
Poster presentation (Outstanding Poster Award)
14. KNU Journal Club, Chuncheon, South Korea, Sep. 12, 2025
Unveiling hidden interaction in normal phase 1T-TiSe2
Oral presentation
13. The 16th Applied Physics Symposium, Busan, South Korea, Aug. 26-28, 2025
Plasmonic polaron in self-intercalated 1T-TiS2
Poster presentation (Outstanding Poster Award)
12. The 16th International Conference on Electronic Spectroscopy and Structure, Berkeley, USA, Jul. 20-25, 2025
Plasmonic polaron in self-intercalated 1T-TiS2
Poster presentation
11. Gangwon Branch of the Korean Physical Society, Kangwon Nat’l Univ. (Chuncheon), South Korea, Jul. 3, 2025
Plasmonic polaron in self-intercalated 1T-TiS2
Oral presentation
10. The Korean Physical Society Spring Meeting, Daejeon, South Korea, Apr. 23-25, 2025
Plasmonic polaron in self-intercalated 1T-TiS2
Oral presentation (Outstanding Oral Award)
9. The 4th ARPES Workshop, Daejeon, South Korea, Apr. 21-23, 2025
Plasmonic polaron in self-intercalated 1T-TiS2
Poster presentation
8. The Graduate Research Presentation in Kangwon National University, Chuncheon, South Korea, Nov. 27, 2024
Plasmonic polaron in self-intercalated 1T-TiS2
Oral presentation (Outstanding Oral Award)
7. KNU-PNU seminar, Busan, South Korea, Nov. 1, 2024
Plasmonic polaron in self-intercalated 1T-TiS2
Oral presentation
6. The Korean Physical Society Fall Meeting, Yeosu, South Korea, Oct. 22-26, 2024
Plasmonic polaron in self-intercalated 1T-TiS2
Poster presentation (Outstanding Poster Award)
5. KNU Journal Club, Chuncheon, South Korea, Oct. 16, 2024
Plasmonic polaron in self-intercalated 1T-TiS2
Oral presentation
4. The Undergraduate Thesis Presentation in Kangwon National University, Chuncheon, South Korea, Jun. 7, 2024
1T-TiSe2: Semiconductor or Semimetal?
Oral presentation (Outstanding Oral Award)
3. Icheon Yangjeong Girl’s High School, Icheon, South Korea, May. 24, 2024
Career Paths in Physics
Oral presentation
2. The Korean Physical Society Fall Meeting, Changwon, South Korea, Oct. 24-27, 2023
Giant hole-doped 2H-WSe2 by Ta substitution
Poster presentation
1. The 65th KVS Summer Annual Conference & IFFM 2023, Jeju, South Korea, Aug. 20-23, 2023
Hole-doped 2H-WSe2 by Ta substitution
Poster presentation