Choi's Research Lab @ UNIST

We are looking for motivated students to join our team.

Invited talks

12. Optical Society of Korea, Busan, South Korea (Feb. 2026)

11. Department of Electrical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea (Nov. 2025)

10. Department of Electrical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea (Oct. 2025)

9. Department of Physics, Korea University, Seoul, South Korea (Aug. 2025)

8. Department of Physics, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea (Jan. 2025)

7. Department of Physics, Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea (Oct. 2024)

6. Electronics and Telecommunications Research Institute (ETRI), Daejeon, South Korea (Oct. 2024)

5. Department of Computer Science and Engineering, Pohang University of Science and Technology (POSTECH), Pohang, South Korea (Oct. 2024)

4. Sensor System Research Center, Korea Institute of Science and Technology (KIST), Seoul, South Korea (Sep. 2024)

3. Department of Physics, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea (Sep. 2024)

2. Department of Physics, Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea (Jan. 2022)

1. Department of Physics, Korea University, Seoul, South Korea (Jan. 2022)

Conference presentations

10. "Nanophotonics-assisted computer vision", American Physical Society Joint March and April Meeting, CA, United States (Mar. 2025)

9. "Flat band meta-optics for compact photodiodes", SPIE Optics+Photonics, CA, United States (Aug. 2024)

8. "Solution-processed quantum dot nanolaser operating at telecommunication wavelength", SPIE Optics+Photonics, CA, United States (Aug. 2024)

7. "Massively degenerate coherent perfect absorber using a single optic", 65th Electronic Materials Conference, CA, United States (June 2023)

6. "Reduction of quantum dot density using focused-ion-beam", Compound Semiconductor Week, South Korea (May 2023)

5. "Massively degenerate coherent perfect absorption in flatband meta-optics", Conference on Lasers and Electro-Optics, CA, United States (May 2023)

4. "Nanoscale luminescence quenching method using focused-ion-beam for improving single-photon purity of the quantum emitters", The 20th International Symposium on the Physics of Semiconductors and Applications, South Korea (July 2022)

3. "Nanoscale luminescence selection of quantum dot using focused ion beam", SPIE Photonics West, CA, United States (Jan. 2022)

2. "Focused-ion-beam induced nanoscale luminescence quenching for high purity quantum emitters", The Korean Physical Society, South Korea (Oct. 2021)

1. "On-chip quantum emitter of a single quantum dot integrated with silicon nitride photonic circuits", The Korean Physical Society, South Korea (Oct. 2019)

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