Alumni
"Photon Hunters"
GIST-Yonsei University (1996-2025)
For with You is the fountain of life; in Your light we see light
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8 Alumni in Academia (# Alumni number)
Yonsei University-Seoul , Korea
Dr. Seongjin Hong (#60)
Assistant Professor, Physics Department
Asan Medical Center , University of Ulsan
College of Medicine-Seoul, Korea
Dr. Jun Ki Kim (#28)
Associate Professor, Department of Convergence Medicine
Kyunghee University-Seoul, Korea
Dr. Hojoong Jung (#30)
Associate Professor, Physics Department
Gachon University-Seongnam, Korea
Dr. Muhammad Tayyab Raza (#83)
Assistant Professor, Physics Department
Pukyong National University-Busan, Korea
Dr. Uhchan Ryu (#9)
Professor, School of Future Convergence
Nanyang Technological University-Singapore
Dr. Seongwoo Yoo (#15)
Associate Professor, School of Electrical and Electronic Engineering
University of Southampton-Southampton, UK
Dr. Yongmin Jung (#29)
Principal Research Fellow, Optoelectronic Research Centre (ORC)
Harbin Engineering University-Harbin, China
Dr. Quan Chai (#51)
Associate Professor
College of Physics and Optoelectronic Engineering
Alumni initated 3 companies
Intekmedi
Dr. Youngjae Won (#26)
CEO & Founder
Lumenics
Dr. Woojin Shin (#14)
CEO & Founder
Blue Tile Lab
Dr, Hongseok Seo (#1)
CTO
Alumni in 11 Korean National Institutes
Korea Institute of Science and Technology
(KIST),
Korea Research Institute of Standards and Sciences
(KRISS),
Electronics and Telecommunications Research Institute
(ETRI),
Korea Institute of Industrial Technology
(KITECH),
Korea Institute of Machinery & Materials Research institute
(KIMM),
Agency for Defense Development
(ADD),
Korea Basic Science Institute
(KBSI),
Korea Electronics Technology Institute
(KETI),
Osong Medica Innovation Foundation
(KBioHealth),
Advanced Photonics Research Institute-GIST
(APRI),
Korea Photonics Technology Institute
(KOPTI).
Alumni in 19 Industries
Korean Industries:
Samsung Electronics
Samsung Display
SK-Hynix
LG Electronics
LG Display
LGinnotek
LS Cable
MiCo Ceramics
Dong Sung Bio Pharm.
Dawon Nexview
Overseas Industries:
Meta
Apple
Amazon
Applied Materials
ASML
IPG photonics
Alcon
Oto Innovation
Everix
15 Female Alumnae (~18%)
68 Male Alumnus (~82%)
83 Alumni (2026)
83. Dr. Muhammad Tayyab Raza
Assistant Professor
Department of Physics
Gachon University
Seongnam-si, Korea
Research Area: Nanomaterial
Post Doctoral Researcher Yonsei University
(2024-2025)
82. Ukbin Kim
Ph. D. student
Yonsei University
Korea Institute of Science and Technology (KIST)
Research area: Quantum Computing
co-supervised with Prof. Seongjin Hong
(2025~)
81. Hyeung Joo Lee
Ph. D. student
Yonsei University
Korea Institute of Science and Technology (KIST)
Research area: Quantum optic devices
co-supervised with Prof. Seongjin Hong (2025~)
80. Myungrae Kim
Ph. D. student
Yonsei University
Research area: Optical manipulation of liquid
co-supervised with Prof. Seongjin Hong
(2025~)
79. Donghyun Kim
Ph. D. student
Yonsei University
Korea Institute of Science and Technology (KIST)
Research area: Quantum Information, Sensing
co-supervised with Prof. Seongjin Hong
(2025~)
78. Gookseon Jeon (Aug.2023)
Ph. D. student
Yonsei University
Korea Institute of Industrial Technology (KITECH)
Research area: Laser Breakdown Spectroscopy
co-supervised with Prof. Seongjin Hong
(2025~)
77. Sunghoon Jeong
Ph. D. student
Yonsei University
Research area: Ultra fast lasers
co-supervised with Prof. Seongjin Hong (2025~)
76. Hyucksu Choi
Ph. D. student
Yonsei University
Research area: Optical manipulation of liquid
co-supervised with Prof. Seongjin Hong
(2025~)
75. Dr. Seokjin Kim
Postdoctoral Researcher
Center for Quantum Information
Korea Institute of Science and Technology (KIST)
Research area: Hybrid Alkali atom vapor fiber optic lasers and isolators
Ph. D. Yonsei University (Aug.2025)
74. Dr. Mingyu Lee
Postdoctoral Researcher
Center for Quantum Information
Korea Institute of Science and Technology (KIST)
Research area: Alkali atom vapor optical amplifier
Ph. D. Yonsei University (Feb.2025)
73. Thanathur Vinod Anjali
Ph. D. student
Washington University in St. Louis, USA
Research area: Bessel-like beam and optical imaging.
M.S. Yonsei University (Aug.2024)
72. Dr. Marjan Ghasemi
Postdoctoral Research Associate
Carleton University , Canada
Research area: Ultrafast pulse laser, and optical property of bio-material
Ph. D. Yonsei University (Feb.2024)
71. Wan Zo, M.S.
Ph. D. student
Seoul National University
Research area: Quantum information and quantum optics
M.S. Yonsei University (Feb.2024)
70. Dr. Sanggwon Song
Senior Researcher
LG Electronics
Ph. D. Research area: High power laser and nonlinear optics.
Ph. D. Yonsei University (Aug.2023)
69. Dr. Jihyun Hwang
Senior Researcher
LG Display
Ph. D. Research area: Optofluidics
Ph. D. Yonsei University (Aug.2023)
68. Dr. Aeri Jung
Senior Researcher
Samsung Electronics
Research area: Fiber nonlinear optics and beam combining.
Ph. D. Yonsei University (Aug. 2023)
67. Gyurim Sim, M.S.
Researcher
Center for Quantum Information
Korea Institute of Science and Technology (KIST)
Research Area: Integrated quantum device.
M.S. Yonsei University (Aug.2023)
66. Dr. Junbum Park
Principal Researcher
MiCo Ceramics
Research area: Fiber optic Beam Shaping
Ph. D. Yonsei University (Feb. 2023)
65. Dr. Hyeonwoo Lee
Senior Researcher
Samsung Electronics
Research area: Optofluidics and optical syringe
Ph. D. Yonsei University (Feb. 2022)
64. Dr. Byungjoo Kim
Senior Researcher
Korea Institute of Machinery & Materials (KIMM)
Ph. D. Research area: Ultrafast fiber laser
Ph. D. Yonsei University (Feb. 2022)
63. Juwon Yoon, M.S.
Researcher
LG Innotek
M.S. Research area: Bessel-like beam, Optical tweezer
M.S. Yonsei University (Feb. 2022)
62. Dr. Hayoung Jeong
Postdoctoral Researcher
Center for Superconducting Quantum Computing System
Korea Research Institute of Standards and Science (KRISS)
Research area: DNA photonics,
Ph. D. Yonsei University (Feb.2020)
61. Dr.Yong Soo Lee
Postdoctoral Researcher
Center for Quantum Information
Korea Institute of Science and Technology (KIST)
Research area: Photonic crystal, TeraHz Photonics
Ph. D. Yonsei University (Aug.2021)
60. Dr. Seongjin Hong
Assistant Professor
Department of Physics
Yonsei University, Seoul, Korea.
Research area: Fiber optic sensor, Waveguide design, Alkali atom laser
Ph. D. Yonsei University (Feb.2020)
59. Dr. Mikko Partanen
Postdoctoral Researcher
Marie Skłodowska-Curie Actions
Center of Excellence in Quantum Technology
Aalto University , Finland
Research area: Optomechanics, Radiation force
Postdoctoral Researcher Yonsei University (2019-2020)
58. Seungwuk Cheon, M.S
Researcher
Dong Sung Bio Pharm
Research area: Biomaterial, Optical properties
M.S. Yonsei University (Aug.2019)
57. Dr. Woohyun Jung
Principal Researcher
Samgsung Display
Research area: Biomaterial, Optical property control
Ph. D. Yonsei University (Aug.2018)
56. Byung-Joo Kong, M.S.
Senior Researcher
Dawon Nexview
Research area: Alkali atom Lasers
M.S. Yonsei University (Aug.2018)
55. Dr. Bjorn Paulson
Postdoctoral Researcher
Laboratory for Optical and Computational Instrumentation
The Morgridge Institute for Research,
the University of Wisconsin–Madison, USA
Research area: Biomaterial based optical fiber devices
Ph. D. Yonsei University (Aug.2018)
54. Yujun Choi, M.S.
Postdoctoral Associate
Virginia Tech, USA
Research area: Quantum optics
M.S. Yonsei University (Aug.2017)
Ph. D. University of Wisconsin-Madison
53. Minkyu Kang, M.S.
Senior Researcher
Samsung Display
Research area: Optical heterodyne detection
M.S. Yonsei University (Aug.2017)
52. Taeoh Kim, M.S.
Senior Researcher
Samsung Display
Research area: Nonlinear effect in single mode optical fiber
M.S. Yonsei University (Aug.2017)
51. Dr. Quan Chai
Associate Professor
College of Physics and Optoelectronic Engineering
Harbin Engineering University, China,
Research Area: Fiber optic Sensors
Post Doctoral Researcher Yonsei University
(2017-2018)
50. Dr. Hyeon-ho Son
Fellow
LG Display
Research area: Diffraction of light fields and holographic imaging
Ph. D. Yonsei University (Aug.2016)
49. Boram Joo, M.S.
Researcher
LG Display
Research area: Fiber Optical tweezer
M.S. Yonsei University (Feb.2016)
48. Dr. Sungrae Lee
Principal Researcher
Samsung Electronics.
Research area: Optical trapping and manipulation application
Ph. D. Yonsei University (Feb.2016)
47. Dr. Jeongmin Moon
Prinicipal Researcher
LG Display
Research area: Liquid crystal display Backlight Unit Design
Ph. D. Yonsei University (Aug.2015)
46. Dr. Reza Khazaeinezhad
Founder
Medical Device
A Stealth Mode Startup Company, USA
Research area: Ultrafast laser, Bio-photonic material
Ph. D. Yonsei University (Aug.2015)
45. Dr. Tavakol Nazari Baresari
Senior Researcher
Shahid Beheshti University, Laser and Plasma research Institute, Iran
Research area: Plasmocis, Slotted optical fiber sensors
Ph. D. Yonsei University (Aug.2016)
44. Dr. Sahar Hosseinzadeh Kassani
Vice Director
Alcon, A Novatis Division, USA
Research area: Mode-locking and Q-switching of fiber lasers
Ph. D. Yonsei University (Feb.2015)
43. Dr. Jiyoung Park
Senior Researcher
LG Display
Ph. D. Research area: Light-fluid interaction in photonic crystal fibers
Ph. D. Yonsei University (Feb.2015)
42. Inchul Shin, M.S.
Senior Researcher
Samsung Electronics
Research area: Bio-photonic material
M.S. Yonsei University (Aug.2014)
41. Dr. Marzieh Pournoury
Research Professor
Electrical Engineering department, Yonsei University
Research area: EM wave at dielectric interfaces
Ph. D. Yonsei University (Feb.2014)
40. Dr. Yoonseob Jeong
Senior Optical Engineer
Onto Innovation
Research area: Coherent Laser beam combining
Ph. D. Yonsei University (Feb.2014)
39. Dr. Jongki Kim
Pro
Samsung Display Inc.
Research area: Fiber beam shaping, optical tweezer
Ph. D. Yonsei University (Feb.2014)
38. Dr. Minkyu Park
Principal Researcher
Agency for Defense Development (ADD)
Research area: Fiber Mach-Zehnder interferometer
Ph. D. Yonsei University (Feb.2013)
37. Dr. Sejin Lee
Senior Optical Engineer
Apple, USA.
Research area: Functional micro-structures in optical waveguides
Ph. D. Yonsei University (Feb.2013)
36. Changsik Yoon, B.S.
Senior Optical Engineers
ASML, Netherlands
Research area: Cold He Plasm jet using hollow optical fiber
B. S. Yonsei University (Feb.2013)
Ph. D. University of Rochester
35. Dr. Hesam Edin Arabiardakani
Senior Optical Engineer
Everix Optical Filters, USA
Research area: Fibers for surface plasmon, full-color micro scanning displays
Ph. D. Yonsei University (Feb.2012)
34. Dr. Yong Gon Seo
Principal Researcher
Korea Electronics Technology Institute, (KETI)
Research area: InGaN/GaN LED
Ph. D. Yonsei University (Feb.2012)
33. Dr. Woosung Ha
Optics Scientist
Applied Materials
Research area: Micro-nano optic waveguide devices
Ph. D. Yonsei University (Feb.2012)
32. Sohee An, M. S.
Senior Researcher
LG electronics Inc.
Research area: Photoluminescence fiber optic probe
M. S. Yonsei University (Feb.2011)
31. Sehun Kang, M. S.
Principal Researcher
SK Hynix
Research area: Sub-wavelength Optical composite structure
M. S. Yonsei University (Feb.2012)
30. Hojoong Jung, M.S.
Associate Professor
Department of Physics
Kyunghee University, Seoul, Korea
Research area: Fiber grating devices
M. S. Yonsei University (Feb.2010)
Ph.D. Yale University
29. Dr. Yongmin Jung
Principal Research Fellow
(Equivalent to Associate Professor in research track)
Optoelectronics Research Centre,
University of Southampton, UK
Research area: Fiber optic devices
Ph.D. Gwangju Institute of Science and Technology (GIST), co-supervised with Prof. B. H. Lee (Feb.2008)
28. Dr. Jun Ki Kim
Associate Professor
Asan Medical Center and University of Ulsan College of Medicine , Seoul, Korea
Research area: Micro-optic beam shaping in fibers
Ph.D. Gwangju Institute of Science and Technology (GIST), co-supervised with Prof. B. H. Lee (Feb.2008)
27. Hye-Rim Kim, M.S.
Optical Engineer
LG Electronics
Research area: Fiber-optic white color synthesizer, LED back light system
M.S. Gwangju Institute of Science and Technology (GIST), co-supervised with Prof. C. S. Park (Feb.2007)
26. Dr. Youngjae Won
CEO
Intekmedi
Senior Researcher
Osong Medical Innovation Foundation (KBioHealth)
Research area: DMD-ALP, optical fiber bundle
Ph.D. Gwangju Institute of Science and Technology (GIST) co-supervised with Prof. D. Y. Kim(Feb.2011)
25. Dr. Seungrak Lee
Principal Researcher
Osong Medical Innovation Foundation (KBioHealth)
Research area: DMD-ALP, Optical tweezer
Ph.D. Gwangju Institute of Science and Technology (GIST) co-supervised with Prof. D. Y. Kim (Feb.2011)
24. Dr. Youngbok Kim
Senior Researcher
Samsung Electro-mechanics
Research area: Holey Fiber, fiber coupler
Ph.D. Gwangju Institute of Science and Technology (GIST), co-supervised with Prof. D. Y. Kim(Feb.2012)
23. Dr. Donguk Kim
Senior Researcher
Korea Basic Science Institute (KBSI)
Research area: Short Reach Optical Link, plastic clad fiber
Ph.D. Gwangju Institute of Science and Technology (GIST), co-supervised with Prof. D. Y. Kim(Feb.2012)
22. Dongsoo Lee, M.S.
Senior Researcher
LS Cable & System
Research area: Mode coupling, in optical waveguides
M.S. Gwangju Institute of Science and Technology (GIST) (Feb.2005)
21. Dr. Youngeun Im
Senior Researcher
Korea Photonics Technology Institute, (KOPTI)
Research area: Athermal optical amplifier
Ph.D. Gwangju Institute of Science and Technology (GIST), co-supervision with Prof. C. S. Park (Feb.2011)
20. Dr. Yunsong Jeong
Principal Engineer
Samsung Electronics
Research area: Biconical taper coupler, optical communication passive devices
Ph.D. Gwangju Institute of Science and Technology (GIST) (Aug.2006)
19. Dr. Soeun Kim
Principal Researcher
Advanced Photonics Research Institute,
Gwangju institute of Science and Technology
Research area: Photonic Crystal Fibers
Ph.D. Gwangju Institute of Science and Technology (GIST) (Feb.2006)
18. Sangchul Bae
Senior Electrical Engineer
Meta. USA
Research area: Plastic optical fiber, coupler
M.S. Gwangju Institute of Science and Technology (GIST)
M.S. University of Wisconsin-Madison
17. Seokbum Lee, M.S.
Senior Engineer
LG Electronics
Research area: Optical Monitoring of customer permises
M.S. Gwangju Institute of Science and Technology (GIST)
16. Seungryong Han.
Advanced Photonics Research Institute,
Gwangju institute of Science and Technology
Research area: Modified Chemical Vapor Deposition, Fiber Drawing Tower
M.S. Gwangju Institute of Science and Technology (GIST)
15. Dr. Seongwoo Yoo
Associate Professor
School of Electrical and Electronic Engineering
Nanyang Technological University Singapore
Research area: Optical fiber waveguide fabrication, fiber laser
Ph.D. Gwangju Institute of Science and Technology (GIST) (2005)
14. Dr. Woojin Shin
Principal Researcher
Advanced Photonics Research Institute,
Gwangju institute of Science and Technology
CEO, Founder
Lumenics
Research area: optical communications and sensing
Ph.D. Gwangju Institute of Science and Technology (2006)
13. Hyunsuk Shin, M.S.
Myungin Middle School
Research area: Optical fiber fused taper fabrication
M.S. Gwangju Institute of Science and Technology (2006)
12. Dr. Sangsoo Choi
Principal Researcher
Korea Institute of Science and Technology (KIST)
Research area: Hollow Optical Fiber Applications
Ph.D. Gwangju Institute of Science and Technology (2005)
11. Jaewon Lee, M.S.
Senior Researcher
Apple, USA
Research area: Mode coupling device
M.S. Gwangju Institute of Science and Technology (2003)
Ph.D. University of Florida
10. Dr. Jaewang Yu
Principal Researcher
Korea Photonics Technology Institute (KOPTI)
Research area: Optical fiber Brillouin Scattering Analysis, Acousto-optic filter
Ph.D. Gwangju Institute of Science and Technology (2005)
9. Dr. Uhchan Ryu
Professor
School of Future Convergence
Pukyong National University, Busan, Korea
Research area: Fiber optical amplifier
Ph.D. Gwangju Institute of Science and Technology (2003)
8. Kyungrok Kim, M.S.
Senior Researcher
Hewlett Packard, Korea
Research area: fiber based spot-size transformer
M.S. Gwangju Institute of Science and Technology (2003)
7. Dr. Hoon Jung
Prinicipal Researcher
Korea Institute of Industrial Technology (KITECH)
Research area: Fiber laser and Fiber gratings
Ph.D. Gwangju Institute of Science and Technology (2003)
6. Seungtaek Kim, M.S.
Principal Researcher
Korea Institute of Industrial Technology (KITEC)
Research area: optical gain control in optical fiber amplifier
M. S. Gwangju Institute of Science and Technology (2000)
Ph. D. Seoul National University
5. Wonkyung Lee, M.S.
Principal Researcher
Electronics and Telecommunication Research Institute (ETRI)
Research area: passive optical fiber attenuator
M. S. Gwangju Institute of Science and Technology (2000)
Ph. D. Korea Advanced Institute of Science and Technology
4. Jimyung Kim, M.S.
Senior Researcher
IPG Photonics Corporation
Exford, MA, USA
Research area: Suppression of cladding mode in fiber grating
M.S. Gwangju Institute of Science and Technology (1999)
Ph.D. Universtiy of Central Florida
3. Yongwoo Park, M. S.
Senior Researcher
Amazon, USA
Research area: Residual stress analysis in double clad fiber
M. S. Gwangju Institute of Science and Technology (1998)
Ph.D. Gwangju Institute of Science and Technology co-supervised with Prof. D. Y. Kim (2002)
2. Junki Lee, M.S.
Principal Researcher
Electronics and Telecommunication Research Institute (ETRI)
Research area: Dispersion compensation fiber
M.S. Gwangju Institute of Science and Technology (1998)
Ph.D. Chungnam University
1. Dr. Hongseok Seo
CTO
Blue Tile Lab
Principal Researcher
Electronics and Telecommunication Research Institute (ETRI)
Research area: Raman amplifier, double clad fiber laser
M. S. Gwangju Institute of Science and Technology (1998)
Ph.D. Gwangju Institute of Science and Technology (2001)
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