Publications

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 2023 Conference on Lasers and Electro-Optics, CLEO 2023, 2023.

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.

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.

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.

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.

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.

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.

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.

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.

Cahall, C., N. T. Islam, D. J. Gauthier, and J. Kim. “Multimode Time-Delay Interferometer for Free-Space Quantum Communication.” Physical Review Applied 13, no. 2 (February 1, 2020). https://doi.org/10.1103/PhysRevApplied.13.024047.

Wang, Y., S. Crain, C. Fang, B. Zhang, P. H. Leung, S. Huang, Q. Liang, K. R. Brown, and J. Kim. “High-fidelity two-qubit gates using a MEMS-based beam steering system for individual qubit addressing.” In Optics InfoBase Conference Papers, 2020.