Publications

2025

Lim, S., S. Baek, J. Whitlow, M. D. Onofrio, T. Chen, S. Phiri, S. Crain, K. R. Brown, and J. Kim. “Design and characterization of individual addressing optics based on multi-channel acousto-optic modulator for 171Yb+ qubits (Accepted).” Optics and Laser Technology 180 (January 1, 2025). https://doi.org/10.1016/j.optlastec.2024.111436.

2023

Zhao, L., J. Goings, K. Shin, W. Kyoung, J. I. Fuks, J. K. Kevin Rhee, Y. M. Rhee, et al. “Orbital-optimized pair-correlated electron simulations on trapped-ion quantum computers.” Npj Quantum Information 9, no. 1 (December 1, 2023). https://doi.org/10.1038/s41534-023-00730-8.

Whitlow, Jacob, Zhubing Jia, Ye Wang, Chao Fang, Jungsang Kim, and Kenneth R. Brown. “Quantum simulation of conical intersections using trapped ions.” Nature Chemistry 15, no. 11 (November 2023): 1509–14. https://doi.org/10.1038/s41557-023-01303-0.

Sun, Ke, Chao Fang, Mingyu Kang, Zhendian Zhang, Peng Zhang, David N. Beratan, Kenneth R. Brown, and Jungsang Kim. “Quantum Simulation of Polarized Light-Induced Electron Transfer with a Trapped-Ion Qutrit System.” The Journal of Physical Chemistry Letters 14, no. 26 (July 2023): 6071–77. https://doi.org/10.1021/acs.jpclett.3c01166.

Jia, Z., S. Huang, M. Kang, K. Sun, R. F. Spivey, J. Kim, and K. R. Brown. “Angle-robust two-qubit gates in a linear ion crystal.” Physical Review A 107, no. 3 (March 1, 2023). https://doi.org/10.1103/PhysRevA.107.032617.

Aikyo, Y., K. Sun, K. Ranawat, G. Vrijsen, and J. Kim. “Sympathetic Cooling of Trapped Yb+ Ion Chain.” In CLEO: Fundamental Science, CLEO:FS 2023, 2023. https://doi.org/10.1364/CLEO_FS.2023.FTh3A.3.

Van Horn, A., H. Gabaldon, J. Kim, and K. R. Brown. “Control Infrastructure for Near-Term Long-Chain QCCD.” In Proceedings - 2023 IEEE International Conference on Quantum Computing and Engineering, QCE 2023, 2:357–58, 2023. https://doi.org/10.1109/QCE57702.2023.10280.

Kang, M., Y. Wang, C. Fang, B. Zhang, O. Khosravani, J. Kim, and K. R. Brown. “Designing Filter Functions of Frequency-Modulated Pulses for High-Fidelity Two-Qubit Gates in Ion Chains.” Physical Review Applied 19, no. 1 (January 1, 2023). https://doi.org/10.1103/PhysRevApplied.19.014014.

Aikyo, Y., K. Sun, K. Ranawat, G. Vrijsen, and J. Kim. “Sympathetic Cooling of Trapped Yb+ Ion Chain.” In 2023 Conference on Lasers and Electro-Optics, CLEO 2023, 2023.

2022

Fang, Chao, Ye Wang, Shilin Huang, Kenneth R. Brown, and Jungsang Kim. “Crosstalk Suppression in Individually Addressed Two-Qubit Gates in a Trapped-Ion Quantum Computer.” Physical Review Letters 129, no. 24 (December 2022): 240504. https://doi.org/10.1103/physrevlett.129.240504.

Zhu, E. Y., S. Johri, D. Bacon, M. Esencan, J. Kim, M. Muir, N. Murgai, et al. “Generative quantum learning of joint probability distribution functions.” Physical Review Research 4, no. 4 (October 1, 2022). https://doi.org/10.1103/PhysRevResearch.4.043092.

Jia, Zhubing, Ye Wang, Bichen Zhang, Jacob Whitlow, Chao Fang, Jungsang Kim, and Kenneth R. Brown. “Determination of Multimode Motional Quantum States in a Trapped Ion System.” Physical Review Letters 129, no. 10 (September 2022): 103602. https://doi.org/10.1103/physrevlett.129.103602.

Zhang, B., S. Majumder, P. H. Leung, S. Crain, Y. Wang, C. Fang, D. M. Debroy, J. Kim, and K. R. Brown. “Hidden Inverses: Coherent Error Cancellation at the Circuit Level.” Physical Review Applied 17, no. 3 (March 1, 2022). https://doi.org/10.1103/PhysRevApplied.17.034074.

Chen, T., J. Kim, M. Kuzyk, J. Whitlow, S. Phiri, B. Bondurant, L. Riesebos, and K. R. Brown. “Stable Turnkey Laser System for a Yb/Ba Trapped-Ion Quantum Computer.” IEEE Transactions on Quantum Engineering 3 (January 1, 2022). https://doi.org/10.1109/TQE.2022.3195428.

Riesebos, L., B. Bondurant, J. Whitlow, J. Kim, M. Kuzyk, T. Chen, S. Phiri, et al. “Modular software for real-time quantum control systems.” In Proceedings - 2022 IEEE International Conference on Quantum Computing and Engineering, QCE 2022, 545–55, 2022. https://doi.org/10.1109/QCE53715.2022.00077.

Spivey, R. F., I. V. Inlek, Z. Jia, S. Crain, K. Sun, J. Kim, G. Vrijsen, et al. “High-Stability Cryogenic System for Quantum Computing with Compact Packaged Ion Traps.” IEEE Transactions on Quantum Engineering 3 (January 1, 2022). https://doi.org/10.1109/TQE.2021.3125926.

2021

Johri, S., S. Debnath, A. Mocherla, A. Singk, A. Prakash, J. Kim, and I. Kerenidis. “Nearest centroid classification on a trapped ion quantum computer.” Npj Quantum Information 7, no. 1 (December 1, 2021). https://doi.org/10.1038/s41534-021-00456-5.

Kawashima, Y., E. Lloyd, M. P. Coons, Y. Nam, S. Matsuura, A. J. Garza, S. Johri, et al. “Optimizing electronic structure simulations on a trapped-ion quantum computer using problem decomposition.” Communications Physics 4, no. 1 (December 1, 2021). https://doi.org/10.1038/s42005-021-00751-9.

Kang, M., Q. Liang, B. Zhang, S. Huang, Y. Wang, C. Fang, J. Kim, and K. R. Brown. “Batch Optimization of Frequency-Modulated Pulses for Robust Two-Qubit Gates in Ion Chains.” Physical Review Applied 16, no. 2 (August 1, 2021). https://doi.org/10.1103/PhysRevApplied.16.024039.

Awschalom, D., K. K. Berggren, H. Bernien, S. Bhave, L. D. Carr, P. Davids, S. E. Economou, et al. “Development of Quantum Interconnects (QuICs) for Next-Generation Information Technologies.” PRX Quantum 2, no. 1 (January 1, 2021). https://doi.org/10.1103/PRXQuantum.2.017002.

Alexeev, Y., D. Bacon, K. R. Brown, R. Calderbank, L. D. Carr, F. T. Chong, B. Demarco, et al. “Quantum Computer Systems for Scientific Discovery.” PRX Quantum 2, no. 1 (January 1, 2021). https://doi.org/10.1103/PRXQuantum.2.017001.

2020

Aikyo, Y., G. Vrijsen, T. W. Noel, A. Kato, M. K. Ivory, and J. Kim. “Vacuum characterization of a compact room-temperature trapped ion system.” Applied Physics Letters 117, no. 23 (December 7, 2020). https://doi.org/10.1063/5.0029236.

Nam, Y., J. S. Chen, N. C. Pisenti, K. Wright, C. Delaney, D. Maslov, K. R. Brown, et al. “Ground-state energy estimation of the water molecule on a trapped-ion quantum computer.” Npj Quantum Information 6, no. 1 (December 1, 2020). https://doi.org/10.1038/s41534-020-0259-3.

Shea, M. E., P. M. Baker, J. A. Joseph, J. Kim, and D. J. Gauthier. “Submillisecond, nondestructive, time-resolved quantum-state readout of a single, trapped neutral atom.” Physical Review A 102, no. 5 (November 2, 2020). https://doi.org/10.1103/PhysRevA.102.053101.

Wang, Ye, Stephen Crain, Chao Fang, Bichen Zhang, Shilin Huang, Qiyao Liang, Pak Hong Leung, Kenneth R. Brown, and Jungsang Kim. “High-Fidelity Two-Qubit Gates Using a Microelectromechanical-System-Based Beam Steering System for Individual Qubit Addressing.” Physical Review Letters 125, no. 15 (October 2020): 150505. https://doi.org/10.1103/physrevlett.125.150505.