Eunjong Kim
Department of Physics, Seoul National University
Main Interest
Superconducting Quantum Circuit, Hybrid Quantum System
Waveguide QED, Quantum Optics, Topological Photonics
Quantum Many-Body Physics, Quantum Information and Computation
Education
California Institute of Technology (Caltech)
M.S. (2019); Ph.D. (2022) in Applied Physics (Pasadena, CA, United States Sep. 2016 - Feb. 2022)
– Thesis: Waveguide Quantum Electrodynamics in Superconducting Circuits
– Advisor: Prof. Oskar J. Painter
– Committee: Prof. Andrei Faraon, Prof. Fernando Brandão, and Prof. John Preskill
Seoul National University (SNU)
B.S., summa cum laude in Physics (Seoul, Korea Mar. 2009 - Feb. 2016)
– Advisor: Prof. Hyunseok Jeong
Research and Professional Experience
Assistant Professor Seoul, Korea
Department of Physics & Astronomy, Seoul National University Sep. 2023 - Present
– Principal Investigator of Quantum Device Lab at SNU
– Topic: Quantum Information Experiments in Superconducting Circuits
IQIM Postdoctoral Scholar Pasadena, CA, United States
Institute for Quantum Information and Matter (IQIM), Caltech Mar. 2022 - July 2023
– Topic: Quantum Many-Body Physics in Superconducting Quantum Processors
– Advisor: Prof. Oskar J. Painter
Graduate Research Assistant Pasadena, CA, United States
Thomas J. Watson, Sr. Laboratory of Applied Physics, Caltech July 2016 - Feb. 2022
– Topic: Waveguide Quantum Electrodynamics in Superconducting Circuits
– Advisor: Prof. Oskar J. Painter
Undergraduate Research Assistant Wako-shi, Saitama, Japan
Interdisciplinary Theoretical Science Research Group (iTHES), RIKEN July 2014 - Dec. 2014
– Topic: Circuit QED realization of quadratic optomechanical coupling
– Advisor: Prof. Franco Nori
Major Scientific Achievement
First observation of coherent collective dynamics in waveguide QED
First experimental demonstration of vacancy-like dressed states in topological waveguide QED
Development of superconducting quantum devices based on microwave metamaterials
First experimental realization of Bose-Hubbard quantum simulator with tunable long-rangeconnectivity and individually addressing
Awards, Honors, and Fellowships
2023 POSCO Science Fellow, POSCO Chung-Am Foundation
2022 IQIM Postdoctoral Fellowship, California Institute of Technology
2016 Doctoral Study Abroad Program Grant, Korea Foundation for Advanced Studies
2014 Dean’s List, College of Natural Sciences, Seoul National University
2012 Bronze Medal, National Collegiate Mathematics Competition, Korean Mathematical Society
2009 National Science and Engineering Scholarship, Korea Student Aid Foundation
2007 Gold Medal, National Physics Olympiad, Korean Physical Society
Professional Activities
Member of the American Physical Society (since 2017)
Reviewer for scientific journals: Physical Review Letters (since 2022), Quantum (since 2021), ACS Photonics (since 2021), Science Advances (since 2023), Nature Physics (since 2023).
Teaching Experience
Quantum Electronics, Caltech (Instructor: Prof. Oskar Painter) Pasadena, CA, USA
Teaching Assistant, Substitute Lecturer Spring Term, 2019
Solid-State Physics, Caltech (Instructor: Prof. Keith Schwab) Pasadena, CA, USA
Teaching Assistant Spring Term, 2017
Basic Physics, Seoul National University Seoul, Korea
Tutor Spring 2010, Spring & Fall 2013, and Spring 2014
Basic Calculus, Seoul National University Seoul, Korea
Tutor Fall 2010
Publications
∗ These authors contributed equally to the work.
† The corresponding author if relevant.
1. Xueyue Zhang∗ , Eunjong Kim∗ , Daniel K. Mark, Soonwon Choi, Oskar Painter A superconducting quantum simulator based on a photonic-bandgap metamaterial Science 379, 278-283 (2023).
2. Vinicius S. Ferreira∗ , Jash Banker∗ , Alp Sipahigil, Matthew H. Matheny, Andrew J. Keller, Eunjong Kim, Mohammad Mirhosseini, and Oskar Painter Collapse and Revival of an Artificial Atom Coupled to a Structured Photonic Reservoir Phys. Rev. X 11, 041043 (2021).
3. Eunjong Kim∗ , Xueyue Zhang∗ , Vinicius S. Ferreira, Jash Banker, Joseph K. Iverson, Alp Sipahigil, Miguel Bello, Alejandro Gonzalez-Tudela, Mohammad Mirhosseini, Oskar Painter Quantum Electrodynamics in a Topological WaveguidePhys. Rev. X 11, 011015 (2021). [Featured in Physics]
4. Mohammad Mirhosseini∗ , Eunjong Kim∗ , Xueyue Zhang, Alp Sipahigil, Paul B. Dieterle, Andrew J. Keller, Ana Asenjo-Garcia, Darrick E. Chang, and Oskar PainterCavity quantum electrodynamics with atom-like mirrorsNature 569, 692-697 (2019).
5. Mohammad Mirhosseini, Eunjong Kim, Vinicius S. Ferreira, Mahmoud Kalaee, Alp Sipahigil, Andrew J. Keller, and Oskar PainterSuperconducting metamaterials for waveguide quantum electrodynamicsNat. Commun. 9, 3706 (2018).
6. Eun-jong Kim† , J. R. Johansson† , and Franco NoriCircuit analog of quadratic optomechanicsPhys. Rev. A 91, 033835 (2015).
Seminar/Conference Presentations
1. Invited Talk: Engineering long-range connectivity in superconducting quantum devices, The 21st Workshop of Quantum Information Society of Korea, Seoul, Republic of Korea (Oct. 6, 2023).
2. Seminar: A superconducting quantum simulator based on a photonic bandgap metamaterial, Seoul National University Physics Colloquium, Seoul, Republic of Korea (Sep. 27, 2023).
3. Seminar: A scalable superconducting quantum simulator with long-range connectivity based on a photonic bandgap metamaterial, Korea Research Institute of Standards and Science (KRISS), Virtual, Daejeon, Republic of Korea (Nov. 1, 2022).
4. Invited Talk: A hardware-efficient quantum simulator architecture with long-range connectivity and high-fidelity qubit readout, Princeton Quantum Workshop—Qubit Readout: Advances in Theory & Experiments (QuRATE), Virtual, Princeton, New Jersey, USA (Oct. 26, 2022).
5. Poster: Quantum electrodynamics in a topological waveguide, Gordon Research Conference: Quantum Science, Eaton, Massachusetts, USA (Jul. 29–Aug. 3, 2022).
6. Invited Talk: A scalable superconducting quantum simulator with long-range connectivity based on a photonic bandgap metamaterial, International Conference on Quantum Computing 2022, Seoul, Republic of Korea (Jun. 30–Jul. 1, 2022)
7. Seminar: Waveguide quantum electrodynamics in superconducting circuits, Seoul National University Quantum Science and Technology Forum, Virtual, Republic of Korea (Oct. 19, 2021)
8. Invited Talk: Quantum electrodynamics in a topological waveguide, Benasque Workshop—Topology meets quantum optics, Virtual, Spain (Jun. 2–4, 2021).
9. Invited Talk: Waveguide quantum electrodynamics in superconducting circuits (F11.03), KPS Spring Meeting, Virtual, Republic of Korea (Apr. 21–23, 2021).
10. Talk: A superconducting metamaterial quantum processor for studying quantum many-body physics (B30.004-5), APS March Meeting, Virtual, USA (Mar. 15–19, 2021).
11. Seminar: Cavity QED with atom-like mirrors: waveguide QED in the strong-coupling regime, Korea Research Institute of Standards and Science, Virtual, Republic of Korea (Jan. 27, 2021).
12. Seminar: Quantum electrodynamics in a topological waveguide, AWS Quantum Hardware Team Weekly Tech Talk & Discussion, Virtual, USA (Jul. 30, 2020).
13. Talk: Blueprint for Quantum Simulation with Superconducting Metamaterials, IQIM Retreat, Lake Arrowhead, California, USA (Mar. 22–24, 2019).
14. Talk: Waveguide-mediated interaction of artificial atoms in the strong coupling regime (B26.001-2), APS March Meeting, Boston, Massachusetts, USA (Mar. 4–8, 2019).
15. Poster: Cavity QED with artificial atomic mirrors, Gordon Research Conference: Quantum Science, Eaton, Massachusetts, USA (Jul. 29–Aug. 3, 2018).
16. Talk: Blueprint for Quantum Simulation with Superconducting Metamaterials, IQIM Retreat, Lake
Arrowhead, California, USA (Mar. 22–24, 2019).
17. Talk: Waveguide-mediated interaction of artificial atoms in the strong coupling regime (B26.001-2),
APS March Meeting, Boston, Massachusetts, USA (Mar. 4–8, 2019).
18. Poster: Cavity QED with artificial atomic mirrors, Gordon Research Conference: Quantum Science,
Eaton, Massachusetts, USA (Jul. 29–Aug. 3, 2018).
Patents
1. US Patent App. 17127605, “Shielded bridges for quantum circuits,” May 20, 2021.
2. US Patent 10916821, “Metamaterial waveguides and shielded bridges for quantum circuits,” Feb. 9, 2021.