Meet the Team

KAIST OQT

By aiming high and working hard together as a team, we create new knowledges and push the frontiers in quantum information science.

Professor
Donggyu Kim


Donggyu received his Ph.D. from M.I.T. in 2019. Before joining the KAIST faculty, he built the 256-qubit quantum computer at QuEra, which is publicly accessible through the Amazon Web Service (AWS). His research is at the intersection between quantum manipulations of atomic systems and optical microscopy for applications of quantum information science and technologies. 


Student Researchers

Hyunbeen Lee

KAIST Physics

Hyunbeen studied Physics with interests in quantum information based on atomic physics and quantum optics. Before joining KAIST OQT, she worked with  artificial atoms in semiconductors. At KAIST OQT, Hyunbeen's research is on the fast readout of atomic qubits in tweezer arrays. Outside of lab, Hyunbeen enjoys watching animations and playing console games. 

Suwan Kang

KAIST Physics

Suwan studied Physics and Computer science with interest in both quantum computing and classical computer.  Suwan enjoyed studying interactions between the atom and the light during undergraduate course.

At KAIST OQT, his research is on single neutral-atom control and quantum ensemble sensing. Suwan enjoys playing the violin, listening to music and sports.


Heonsik Lee

KAIST Physics

Heonsik studied Physics for his undergraduate with interests in quantum mechanics and optics. He also participated in the project “statistical chord analysis and recommendation web app construction using big data” as a group leader. At the KAIST OQT, his research is on the optical imaging interfaces and coherent control. Heonsik enjoys playing the piano and sports.

Seuk Lee

KAIST Physics

Seuk studied Physics for his undergraduate, during which he participated in several projects including an experimental demonstration of Bell inequality violation. He also participated in fabricating and exhibiting structures that model the motion and size of the Sun, Earth and Moon. At the KAIST OQT, his research focuses on local addressing of neutral atoms in optical tweezer arrays.

Sanghyo Park

KAIST Physics

Sanghyo studied Physics for his undergraduate with interests on quantum algorithms and quantum computing. At the KAIST OQT, his research focus is on developing hybrid quantum computing architectures. Sanghyo enjoys biking and snowboarding outside of the lab.

Minhyeok Kim

KAIST Physics

Minhyeok studied Applied Physics for his undergraduate with a particular interest in implementing quantum information science with the use of lasers and optics. He also organized a team for studying the distribution characteristics of microplastics buoying on urban rivers. At the KAIST OQT, Minhyeok's research is on optical imaging interfaces for quantum-emitter platforms.

Dongbeom Kim

KAIST Physics

Dongbeom studied Physics for his undergraduate degree with interests in quantum mechanics and quantum computing. At KAIST OQT, Dongbeom's research is on developing a neutral- atom quantum information processor. Dongbeom loves listening to music, and watching movies . He often writes reviews about music and movies.

Keunyoung Lee

KAIST Electrical Engineering & Physics

Keunyoung is studying Physics and Electrical Engineering at KAIST. Before entering KAIST, he experimentally studied the quantum entanglement and Bell's argument in high school. His current research interests are to build quantum systems for computing and sensing applications. At the KAIST OQT, his research focus is on designing a scalable system architecture of controlling atomic qubits. Keunyoung enjoys sports, such as baseball, cycling and running.

Sangjin Jeon

KAIST Physics  & Electrical Engineering

Sangjin is studying Physics and Electrical Engineering at KAIST. He participated in educational activities at KAIST where he designed a smart-phone experiment to demo the conservation of angular momenta to middle school students. He was also involved in research to quantitatively analyze music from its statistical perspectives. Sangjin's current research interest is in quantum computing technologies: at the KAIST OQT, his research focus is on the single-atom feedback control. Outside the lab, Sangjin enjoys street dancing - especially Poppin - and playing the piano.

Group Alumni

Hyensu Kim

KAIST Physics


Undergraduate Visiting Researcher (2022.03 - 2022.08 / 2023.12 - 2023.12)

Hyensu is an undergraduate student at KAIST Physics. Before joining the KAIST OQT, he participated in projects to analyze the hail movements in cumulus clouds as well as to explore the two-dimensional Chandrasekhar limit of dwarf stars. His current research focus is on reconfigurable optical interfaces of electronic ground-state spin qubits for quantum sensing applications.

Jaeyong Hwang

KAIST Physics


Undergraduate Visiting Researcher

(2022.05 - 2023.05)


Currently PhD Student in Univ. of Colorado 

Jaeyong is an undergraduate student at KAIST Physics. His research interests are in neutral-atom quantum computing to solve NP-hard problems and implement quantum algorithms. His current research focus at the KAIST OQT is to explore potentials of quantum non-demolition measurements of neutral-atom qubits, as well as to develop laser intensity-stabilization systems.

Yunjeong Kim

KAIST Physics


Undergraduate Visiting Researcher (2022.03 - 2023.02)

Yunjeong is an undergraduate student at KAIST Physics. Her research interest is on quantum computing and information science, and she has theoretically investigated open questions existing in the Bell non-locality. At the KAIST OQT, Yunjeong's research is focused on finding optimal spatial-mode configurations of optical microscopes to implement high-fidelity local gates on neutral-atom qubit arrays.