Concatenated Steane code with single-flag syndrome checks, B. Pato, T. Tansuwannont, and K. R. Brown, arXiv:2403.09978

A comparison of continuous and pulsed sideband cooling on an electric quadrupole transition
E. C. Reed, L. Qi, and K. R. Brown, arXiv:2403.04891

Design and characterization of individual addressing optics based on multi-channel acousto-optic modulator for 171Yb+ qubits, S. Lim, S. Baek, J. Whitlow, M. D'Onofrio, T. Chen, S. Phiri, S. Crain, K. R. Brown, J. Kim, and J. Kim, arXiv:2402.13560

Journal Articles

Seeking a quantum advantage with trapped-ion quantum simulations of condensed-phase chemical dynamics, M. Kang, H. Nuomin, S.N. Chowdhury, J.L. Yuly, K. Sun, J. Whitlow, J. Valdiviezo, Z. Zhang, P. Zhang, D.N. Beratan, and K.R. Brown, Nature Reviews Chemistry (2024) arXiv:2305.03156

Pulse optimization for high-precision motional-mode characterization in trapped-ion quantum computers, Q. Liang, M. Kang, M. Li, and Y. Nam, Quantum Sci. Technol. 9, 035007 (2024) arXiv:2307.15841



Hamiltonians, groups, graphs and ansätze, A. Anand and K. R. Brown, arXiv:2312.17146

Comparing Shor and Steane error correction using the Bacon-Shor code, S. Huang, K. R. Brown, and Marko Cetina, arXiv:2312.10851

Leveraging commuting groups for an efficient variational Hamiltonian ansatzA. Anand and K. R. Brown, arXiv:2312.08502

Robust syndrome extraction via BCH encoding, E. Guttentag, A. Nemec, and K.R.Brown, arXiv:2311.16044

Single-shot error correction on toric codes with high-weight stabilizers, Y. Lin, S. Huang, and K. R. Brown, arXiv:2310.16160 

One-Time Compilation of Device-Level Instructions for Quantum Subroutines, A. S. Dalvi, J. Whitlow, M. D'Onofrio, L. Riesebos, T. Chen, S. Phiri, K. R. Brown, and J. M. Baker, arXiv:2308.10787

Optimization tools for distance-preserving flag fault-tolerant error correction, B. Pato, T. Tansuwannont, S. Huang, and K. R. Brown, arXiv:2306.12862 

A Hamming-Like Bound for Degenerate Stabilizer Codes, A. Nemec and T. Tansuwannont, arXiv:2306.00048

Quantum Data-Syndrome Codes: Subsystem and Impure Code Constructions, A. Nemec, arXiv:2302.01527

Journal Articles

Quantum simulation of conical intersections using trapped ions, J. Whitlow, Z. Jia, Y. Wang, C. Fang, J. Kim, and K.R. Brown, Nature Chemistry 15, 1509 (2023), arXiv:2211.07319

Adaptive syndrome measurements for Shor-style error correction, T. Tansuwannont, B. Pato and K.R. Brown, Quantum 7, 1075 (2023) arXiv:2208.05601

Adiabatically controlled motional states of a ground-state cooled CaO+ and Ca+ trapped ion chain, L. Qi, E.C. Reed, and K.R. Brown, Phys. Rev. A 108, 013108 (2023)  arXiv:2212.05105

Homomorphic Logical Measurements, S. Huang, T. Jochym-O'Connor, and T.J. Yoder, PRX Quantum 4, 030301 (2023) arXiv:2211.03625

Quantum Error correction with Metastable States of Trapped Ions Using Erasure Conversion, M. Kang, W.C. Campbell, and K.R. Brown, PRX Quantum 4, 020358 (2023) arXiv:2210.15024

Quantum Simulation of Polarized Light-Induced Electron Transfer with a Trapped-Ion Qutrit System, K. Sun, C. Fang, M. Kang, Z. Zhang, P. Zhang, D.N. Beratan, K.R. Brown, and J. Kim, J. Phys. Chem. Lett. 14, 6071-6077 (2023) arXiv:2304.12247

Angle-robust two-qubit gates in a linear ion crystal, Z. Jia, S. Huang, M. Kang, K. Sun, R.F. Spivey, J. Kim, and K.R. Brown, Phys. Rev. A 107, 032617 (2023) arXiv:2210.04814

Efficient motional-mode characterization for high-fidelity trapped-ion quantum computing, M. Kang, Q. Liang, M. Li, and Y. Nam, Quantum Sci. Technol. 8, 024002 (2023) arXiv:2206.04212

Designing Filter Functions of Frequency-Modulated Pulses for High-Fidelity Two-Qubit Gates in Ion Chains,  M. Kang, Y. Wang, C. Fang, B. Zhang, O. Khosravani, J. Kim, and K.R. Brown, Phys. Rev. Applied 19, 014014 (2023) arXiv:2206.10850

Characterizing and mitigating coherent errors in a trapped ion quantum processor using hidden inverses, S. Majumder, C.G. Yale, T.D. Morris, D.S. Lobser, A.D. Burch, M.N.H. Chow, M.C. Revelle, S.M. Clark, and R.C. Pooser, Quantum 7, 1006 (2023) arXiv:2205.14225

Quantum error mitigation by hidden inverses protocol in superconducting quantum devices, V. Leyton-Ortega, S. Majumder, and R.C. Pooser, Quantum Sci. Technol. 8, 014008 (2023) arXiv:2204.12407

Refereed Conference Proceedings

CAFQA: Clifford Ansatz For Quantum Accuracy, G.S. Ravi, P. Gokhale, Y. Ding, W.M. Kirby, K.N. Smith, J.M. Baker, P.J. Love, Henry Hoffmann, K. R. Brown, and F. T. Chong,  in Proceedings of the 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems (APSLOS 2023), pp. 15-29 (2023) arXiv:2202.12924

QisDAX: An Open Source Bridge from Qiskit to Trapped-Ion Quantum Devices, K. Badrike, A. S. Dalvi, F. Mazurek, M. D’Onofrio, J. Whitlow, T. Chen, S. Phiri, L. Riesebos, K. R. Brown, and F. Mueller, in Proceedings of the 2023 IEEE International Conference on Quantum Computing and Engineering (QCE), (2023)

Rigorous Evaluation of Computer Processors with Statistical Model Checking, F. Mazurek, A. Tschand, Y. Wang, M. Pajic,  and D. Sorin,  in Proceedings of the 56th Annual IEEE/ACM International Symposium on Microarchitecture (MICRO'23) 


Journal Article

Crosstalk Suppression in Individually Addressed Two-Qubit Gates in a Trapped-Ion Quantum Computer,  C. Fang, Y. Wang, S. Huang, K.R. Brown, and J. Kim, Phys. Rev. Lett. 129, 240504 (2022) arXiv:2206.02703

Determination of Multi-mode Motional Quantum States in a Trapped Ion System,  Z. Jia, Y. Wang, B. Zhang, J. Whitlow, C. Fang, J. Kim, and K.R. Brown, Phys. Rev. Lett. 129, 103602 (2022) arXiv:2205.11444

Stable Turnkey Laser System for a Yb/Ba Trapped-Ion Quantum Computer, T. Chen, J. Kim, M. Kuzyk, J. Whitlow, S. Phiri, B. Bondurant, L. Riesebos, K.R. Brown, and J. Kim, IEEE Trans. Quantum Eng. 3, 5500308 (2022)

High-Stability Cryogenic System for Quantum Computing With Compact Packaged Ion Traps,  R. F. Spivey, I.V. Inlek, Z. Jia, S. Crain, K. Sun, J. Kim, G. Vrijsen, C. Fang, C. Fitzgerald, S. Kross, T. Noel, and J. Kim, IEEE Trans. Quantum Eng. 3, 5100111 (2022)

Hidden Inverses: Coherent Error Cancellation at the Circuit Level, B. Zhang, S. Majumder, P.H. Leung, S. Crain, Y. Wang, C. Fang, D.M. Debroy, J. Kim and K.R. Brown, Phys. Rev. Applied 17, 034074 (2022) arXiv:2104.01119

Toward Systematic Architectural Design of Near-Term Trapped Ion Quantum Computers, P. Murali, D.M. Debroy, K.R. Brown, M. Martonosi, Commun. ACM 65, 101 (2022)

Building a Quantum Engineering Undergraduate Program, A. Asfaw, A. Blais, K.R. Brown, J. Candelaria, C. Cantwell, L.D. Carr, J. Combes, D.M. Debroy, J.M. Donohue, S.E. Economou, E. Edwards, M.F.J. Fox, S.M. Girvin, A. Ho, H.M. Hurst, Z. Jacob, B.R. Johnson, E. Johnston-Halperin, R. Joynt, E. Kapit, J. Klein-Seetharaman, M. Laforest, H.J. Lewandowski, T.W. Lynn, C.R.H. McRae, C. Merzbacher, S. Michalakis, P. Narang, W.D. Oliver, J. Palsberg, D.P. Pappas, M.G. Raymer, D.J. Reilly, M. Saffman, T.A. Searles, J.H. Shapiro, and C. Singh., IEEE Trans. Educ. 65, 220 (2022) arXiv:2108.01311

Refereed Conference Proceedings

Functional Simulation of Real-Time Quantum Control Software, L. Riesebos and K.R. Brown, in Proceedings of the  2022 IEEE International Conference on Quantum Computing and Engineering (QCE), 535-544 (2022) arXiv:2210.14364  Best Paper Award for Quantum Systems Software Track

Modular Software for Real-Time Quantum Control Systems, L. Riesebos, B. Bondurant, J. Whitlow, J. Kim, M. Kuzyk, T. Chen, S. Phiri, Y. Wang, C. Fang, A.V. Horn, J. Kim, and K.R. Brown, in Proceedings of the  2022 IEEE International Conference on Quantum Computing and Engineering (QCE), 545-555 (2022) arXiv:2210.14341



Trellis Decoding for Qudit Stabilizer Codes and Its Application to Qubit Topological Codes, E. Sabo, A.B. Aloshious, and K.R. Brown, arXiv:2106.08251

Journal Articles

Optimizing Stabilizer Parities for Improved Logical Qubit Memories, D.M. Debroy, L. Egan, C. Noel, A. Risinger, D. Zhu, D. Biswas, M. Cetina, C. Monroe, and K.R. Brown, Phys. Rev. Lett. 127, 240501 (2021) arXiv:2105.05068

Controlled preparation and vibrational excitation of single ultracold molecular hydrogen ions, C. Wellers, M. R. Schenkel, G. S. Giri, K.R. Brown, and S. Schiller, Mol. Phys., e2001599 (2021)

Batch Optimization of Frequency-Modulated Pulse for Robust Two-qubit Gates in Ion Chains, M. Kang, Q. Liang, B. Zhang, S. Huang, Y. Wang, C. Fang, J. Kim and K.R. Brown, Phys. Rev. Applied 16, 024039 (2021) arXiv:2104.06887

Between Shor and Steane: A unifying construction for measuring error syndromes, S. Huang and K.R. Brown, Phys. Rev. Lett. 127, 090505 (2021) arXiv:2012.15403

Constructions for measuring error syndromes in Calderbank-Shor-Steane codes between Shor and Steane methods, S. Huang and K.R. Brown, Phys. Rev. A 104, 022429 (2021)  arXiv:2012.15403

Benchmarking Quantum Chemistry Computations with Variational, Imaginary Time Evolution, and Krylov Space Solver Algorithms, K. Yeter-Aydeniz, B.T. Gard, J. Jakowski, S. Majumder, G.S. Barron, G. Siopsis, T.S. Humble,  and R.C. Pooser, Adv. Quantum Technol. 4, 2100012 (2021) arXiv:2102.05511 

Fault-tolerant control of an error-corrected qubit, L. Egan, D.M. Debroy, C. Noel, A. Risinger, D. Zhu, D. Biswas, M. Newman, M. Li, K.R. Brown, M. Cetina, and C. Monroe, Nature 598, 281 (2021) arXiv:2009.11482

Demonstration of Shor encoding on a trapped-ion quantum computer, N.H. Nguyen, M. Li, A.M. Green, C.H. Alderete, Y. Zhu, D. Zhu, K.R. Brown, and N.M. Linke, Phys. Rev. Applied 16, 024057 (2021) arXiv:2104.01205

Universal graph-based scheduling for quantum systems, Leon Riesebos, B. Bondurant, and K.R. Brown, IEEE Micro 41, 57-65 (2021)

Materials challenges for trapped-ion quantum computers, K.R. Brown, J. Chiaverini, J. Sage, and H. Häffner, Nat. Rev. Mater. 6, 892–905 (2021) arXiv:2009.00568

Quantum simulators: Architectures and opportunitites,  E. Altman, K.R. Brown, G. Carleo, L.D. Carr, E. Demler, C. Chin, B. DeMarco, S.E. Economou, M. Eriksson, K-M. C. Fu, M. Greiner, K.R.A. Hazzard, R.G. Hulet, A.J. Kollar, B.L. Lev, M.D. Lukin, R. Ma, X. Mi, S. Misra, C. Monroe, K. Murch, Z. Nazario, K-K. Ni, A.C. Potter, P. Roushan, M. Saffman, M. Schleier-Smith, I. Siddiqi, R. Simmonds, M. Singh, I. B. Spielman, K. Temme, D.S. Weiss, J. Vuckovic, V. Vuletic, J. Ye, and M. Zwierlein,  PRX Quantum 2, 017003 (2021) arXiv:1912.06938

Quantum computer systems for scientific discovery, Y.Alexeev, D. Bacon, K.R. Brown, R. Calderbank, L.D. Carr, F.T. Chong, B. DeMarco, Dirk Englund, E. Farhi, B. Fefferman, A.V. Gorshkov, A. Houck, J. Kim, S. Kimmel, M. Lange, S. Lloyd, M.D. Lukin, D. Maslov, P. Maunz, C. Monroe, J. Preskill, M. Roetteler, M. Savage, and J. Thompson, PRX Quantum 2, 017001 (2021) arXiv:1912.07577

Achieving a quantum smart workforce, C. D. Aiello, D.D. Awschalom, H. Bernien, T. Brower-Thomas, K.R. Brown, T.A. Brun, J.R. Caram, E. Chitambar, Rosa Di Felice, M.F.J. Fox, S. Haas, A.W. Holleitner, E.R. Hudson, J. H. Hunt, R.Joynt, S. Koziol, H.J. Lewandowski, D.T. McClure, J. Palsberg, G. Passante, K.L. Pudenz, C.J.K. Richardson, J.L. Rosenberg, R. S. Ross, M. Saffman, M. Singh, D.W. Steuerman, Chad Stark, J. Thijssen, A.N. Vamivakas, J.D. Whitfield, and  B.M. Zwickl, Quantum Sci. Technol. 6, 030501 (2021) arXiv:2010.13778

Refereed Conference Proceedings

Quantum fan-out: Circuit optimizations and technology modeling, P. Gokhale, S. Koretsky, S. Huang, S. Majumder, A. Drucker, K.R. Brown,  and F.T. Chong, in Proceedings of the 2021 IEEE International Conference on Quantum Computing and Engineering (QCE),  276-290 (2021) arXiv:2007.04246

TILT: Achieving Higher Fidelity on a Trapped-Ion Linear-Tape Quantum Computing Architecture, X.C. Wu, D.M. Debroy, Y. Ding, J.M. Baker, Y .Alexeev, K.R. Brown, and  F.T. Chong, in Proceedings of the 2021 IEEE Internatoianl Symposium on High-Performance Computer Architecture (HPCA), pp. 153-166 (2021) arXiv:2010.15876


Journal Articles

Extended flag gadgets for low-overhead circuit verification, D.M. Debroy and K.R. Brown, Phys. Rev. A 102, 052409 (2020) arXiv:2009.07752

Dipole-phonon quantum logic with alkaline-earth monoxide and monosulfide cations, M. Mills, H. Wu, E.C. Reed, L. Qi, K.R. Brown, C. Schneider, M.C. Heaven, W.C. Campbell, and E.R. Hudson, Phys. Chem. Chem. Phys. 22, 24964 (2020) arXiv:2008.09201

High-fidelity two-qubit gates using a MEMS-based beam steering system for individual qubit addressing, Y. Wang, S. Crain, C. Fang, B. Zhang, S. Huang, Q. Liang, P.H. Leung, K.R. Brown, and J. Kim, Phys. Rev. Lett. 125, 150505 (2020) arXiv:2003.12430

Fault-tolerant weighted Union-Find decoding on the toric code, S. Huang, M. Newman, and K.R. Brown, Phys. Rev. A 102, 012419 (2020) arXiv:2004.04693

Resource-efficient quantum computing by breaking abstractions, Y. Shi, P. Gokhale, P. Murali, J. M. Baker, C. Duckering, Y. Ding, N. C. Brown, C. Chamberland, A. Javadi-Abhari, A.W. Cross, D.I. Schuster, K.R. Brown, M. Martonosi and F.T. Chong, Proc. IEEE  108, 1353  (2020)

Generating fault-tolerant cluster states from crystal structures, M. Newman, L.A. de Castro, and K.R. Brown, Quantum 4, 295 (2020)  arXiv:1909.11817

Extending the frontier of quantum computing with qutrits, P. Gokhale, J. M. Baker, C. Duckering, N.C. Brown, K.R. Brown and F.T. Chong, IEEE Micro 40, 64 (2020)

Photon-mediated charge-exchange reactions between 39K atoms and 40Ca+ ions in a hybrid trap,
H. Li, S. Jyothi, M. Li, J. Klos, A. Petrov, K.R. Brown, and S.Kotochigova, Phys. Chem. Chem. Phys. 22, 10970 (2020) arXiv:2003.03430

Logical performance of 9 qubit compass codes in ion traps with crosstalk errors, D.M. Debroy, M. Li, S. Huang, and K.R. Brown, Quantum Sci. Technol. 5, 034002 (2020) 

On Optimality of CSS Codes for Transversal T, N. Rengaswamy, R. Calderbank, M. Newman, and H. D. Pfister, IEEE Journal of Selected Areas in Information Theory 1, 499 (2020)  arXiv:1910.09333

Fault-tolerant compass codes, S. Huang and K.R. Brown, Phys. Rev. A 101, 042312 (2020) 

Ground-state energy estimation of the water molecule on a trapped ion quantum computer, Y. Nam, J.S. Chen, N.C. Pisenti, K. Wright, C. Delaney, D. Maslov, K.R. Brown,  S. Allen, J.M. Amini, J. Apisdorf, K.M. Beck, A. Blinov, V. Chaplin, M. Chmielewski, C. Collins, S. Debnath, A.M. Ducore, K.M. Hudek, M. Keesan, S.M. Kreikemeier, J. Mizrahi, P. Solomon, M. Williams, J.D. Wong-Campos, C. Monroe, and J. Kim, npj Quantum Inf. 6, 33 (2020)

Real-time calibration with spectator qubits, S. Majumder, L.A. de Castro, and K.R. Brown,  npj Quantum Inf. 6, 19 (2020)

Refereed Conference Proceedings

Critical faults of leakage errors on the surface code, N.C. Brown, A.W. Cross, and K.R. Brown, to appear in Proceedings of the IEEE International Conference on Quantum Computing and Engineering (QCE20). arXiv:2003.05843

Architecting noisy intermediate-scale trapped ion quantum computers, P. Murali, D.M. Debroy, K.R. Brown, and M.R. Martonosi, in Proceedings of the 47th International Symposium on Computer Architecture (ISCA'20), pp. 529-542 (2020) (arXiv:2004.04706)



Alibaba Cloud Quantum Development Platform: Large-Scale Classical Simulation of Quantum Circuits, F. Zhang, C. Huang, M. Newman, J. Cai, H. Yu, Z. Tian, B. Yuan, H. Xu, J. Wu, X. Gao, J. Chen, M. Szegedy, and Y. Shi, arXiv:1907.11217

Explicit lower bounds on strong simulation of quantum circuits in terms of T-gate count, C. Huang, M. Newman, and M. Szegedy, arXiv:1902.04764

Journal Articles

A hybrid ion-atom trap with integrated high resolution mass spectrometer, S. Jyothi, K.N. Egodapitiya, B. Bondurant, Z. Jia, E. Pretzsch, P. Chiappina, G. Shu, and K.R. Brown, Rev. Sci. Inst. 10, 103201 (2019)

Leakage mitigation for quantum error correction using a mixed qubit scheme, N.C. Brown and K.R. Brown, Phys. Rev. A 100, 032325 (2019)

Handling leakage with subsystem codes, N.C. Brown, M. Newman, and K.R. Brown, New J. Phys. 21, 073055(2019)

Two-qubit entangling gates within arbitrarily long chains of trapped ions, K.A. Landsman, Y Wu, P.H. Leung, D Zhu, N.M. Linke, K.R. Brown, LM. Duan, and C Monroe,  Phys. Rev. A,  120, 020501(2019)

2D Compass Codes, M Li, D Miller, M Newman, Y Wu, KR Brown, Phys. Rev. X 9, 021041 (2019)

Controlling error orientation to improve quantum algorithm success rates, D.C. Murphy and K.R. Brown, Phys. Rev. A 99, 032318 (2019)

Refereed Conference Proceedings

Asymptotic improvements to quantum circuits via qutrits, P. Gokhale, J. M. Baker, C. Duckering, N.C. Brown, K.R. Brown and F.T. Chong, in Proceedings of the 46th International Symposium on Computer Architecture (ISCA'19), pp. 554-566 (2019)

Editorials, Perspectives, Non-Refereed Conference Proceedings

Quantum technologies and the National Quantum Initiative, K.R. Brown, Quantum Eng. 1, e7 (2019)

The case for quantum computing, F. Chong, K. Brown, and Y. Ding, Computer Architecture Today, blog of ACM SIGARCH, Jan. 15, 2019



Journal Articles

Stabilizer slicing: Coherent error cancellations in low-density parity-check stabilizer codes, D.M. Debroy, M. Li, M. Newman, and K.R. Brown, Phys. Rev. Lett. 121, 250502 (2018)

Direct measurement of Bacon-Shor code stabilizers, M. Li, D. Miller, and K.R. Brown, Phys. Rev. A 98, 050301(R) (2018)

Entangling an arbitrary pair of qubits in a long ion chain, P.H. Leung and K.R. Brown, Phys. Rev. A 98, 032318 (2018)

Quantum error correction decoheres noise, S.J. Beale, J.J. Wallman, M. Gutierrez, K.R. Brown, and R. Laflamme, Phys. Rev. Lett. 121, 190501 (2018)

Spectroscopy of molecular ions in Coulomb crystals, A.T. Calvin and K.R. Brown, J. Phys. Chem. Lett. 9, 5797-5804 (2018)

Comparing Zeeman qubits to hyperfine qubits in the context of the surface code: 174Yb+ and 171Yb+, N.C. Brown and K.R. Brown, Phys. Rev. A 97, 052301 (2018)

Simulating the performance of a distance-3 surface code in a linear ion trap, C.J. Trout, M. Li, M. Gutierrez, Y. Wu, S.-T. Wang, L. Duan, and K.R Brown, New J. Phys. 20, 043038 (2018)

Rovibronic spectroscopy of sympathetically cooled 40CaH+, A.T. Calvin, S. Janardan, J. Condoluci, R. Rugango, E. Pretzsch, G. Shu, and K.R. Brown, J. Phys. Chem A 122, 3177 (2018)

Robust 2-qubit gates in a linear ion crystal using a frequency-modulated driving force, P. H. Leung, K. A. Landsman, C. Figgatt, N. M. Linke, C. Monroe, and K. R. Brown, Phys. Rev. Lett. 120, 020501 (2018)


Journal Articles

Reassigning the CaH+ 1 1Σ→ 2 1Σ vibronic transition with CaD+, J. Condoluci, S. Janardan, A.T. Calvin, R. Rugango, G. Shu, C. D. Sherrill, and K. R. Brown, J. Chem. Phys. 147, 214309 (2017)

Fault-tolerant quantum error detection, N.M. Linke, M. Gutierrez, K.A. Landsman, C. Figgatt, S. Debnath, K. R. Brown, and C. Monroe, Science Advances 3, e1701074 (2017)

Fault tolerance with bare ancillae for a [[7,1,3]] code, M. Li, M. Gutierrez, S.E. David, A. Hernandez, and  K. R. Brown, Phys. Rev. A 96, 032341 (2017)

Refereed Conference Proceedings

Optimized surface code communication in superconducting quantum computers, A. JavadiAbhari, P. Gokhale, A. Holmes, D. Franklin, K.R. Brown, M. Martonosi, F.T. Chong, in Proceedings of the 50th Annual IEEE/ACM International Symposium on Microarchitecture (MICRO-50), pp. 692-705 (2017)



Trapping and sympathetic cooling of Boron ions, R. Rugango, M. Sinhal, G. Shu, and K.R. Brown, arXiv:1609.09521 (2016)

Journal Articles

Co-designing a scalable quantum computer with trapped atomic ions, K.R. Brown, J. Kim, and C. Monroe, NPJ Quantum Inf. 2, 16034 (2016)

Vibronic spectroscopy of sympathetically cooled CaH+, R. Rugango, A.T. Calvin, S. Janardan, G. Shu, and K. R. Brown, ChemPhysChem 17, 3764 (2016)

Errors and pseudothresholds for incoherent and coherent noise, M. Gutierrez, C. Smith, L. Lulushi, S. Janardan, and K. R. Brown, Phys. Rev. A 94, 042338 (2016)

Transport implementation of the Bernstein-Vazirani algorithm with ion qubits, S.D. Fallek, C.D. Herold, B.J. McMahon, K.M. Maller, K.R. Brown and J.M. Amini, New. J. Phys. 18, 083030 (2016)

Analytical error analysis of Clifford gates by the fault-path tracer method, S. Janardan, Y. Tomita, M. Gutierrez, and K. R. Brown, Quantum Info. Process15, 3065 (2016)


Journal Articles

Error compensation of single-qubit gates in a surface electrode ion trap using composite pulses, E. Mount, C. Kabytayev, S. Crain, R. Harper, S.-Y. Baek, G. Vrijsen, S. Flammia, K.R. Brown, P. Maunz, and J. Kim, Phys. Rev. A. 92, 060301(R) (2015)

Modulating carrier and sideband coupling strengths in a standing wave gate beam, T.E. deLaubenfels, K.A. Burkhardt, Grahame Vittorini, J.T. Merrill, K.R. Brown, and J.M. Amini, Phys. Rev. A, 92, 061402(R) (2015)

Observation of vibrational overtones by single molecule resonant photodissociation, N.B. Khanyile, G. Shu, and K.R. Brown, Nat. Commun. 6, 7825 (2015)

Sympathetic cooling of molecular ion motion to the ground state, R. Rugango, J.E. Goeders, T.H. Dixon, J.M. Gray, N.B. Khanyile, G. Shu, R.J. Clark, and K.R. Brown, New J. Phys. 17, 035009 (2015)

Comparison of a quantum error correction threshold for exact and approximate errors, M. Gutiérrez and K. R. Brown, Phys. Rev. A 91, 022335 (2015)

Magic state distillation and gate compilation in quantum algorithms for quantum chemistry, C.J. Trout and K.R. Brown, Int. J. Quantum Chem. 115, 1296 (2015)

Refereed Conference Proceedings

Compiler management of communication and parallelism for quantum computation, J. Heckey, A. JavadiAbhari, S. Patil, D. Kudrow, K.R. Brown, D. Franklin, F.T. Chong, and M. Martonosi, in Proceedings of the 20th  International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS 2015), pp. 445-456 (2015)

Laser-cooled atomic ions as probes of molecular ions, K.R. Brown, C.R. Viteri, C.R. Clark, J.E. Goeders, N.B. Khanyile,and G.D. Vittorini, AIP Conf. Proc. 1642, 392 (2015) [Contribution to symposium on Spectroscopy of Molecular Ions in the Laboratory and in (Extraterrestrial) Space (SMILES) part of the International Conference of Computational Methods in Sciences and Engineering (ICCMSE) 2010]


Journal Articles

Narrowband composite pulse sequences for addressing errors, J.T. Merrill, S.C. Doret, G. D. Vittorini, J.P. Addison, and K.R. Brown, Phys. Rev. A 90, 040301(R) (2014)

Robustness of composite pulses to time-dependent control noise, C. Kabytayev, T. Green, K. Khodjasteh, M. Biercuk, L. Viola, and K.R. Brown, Phys. Rev. A 90, 012316 (2014)

Heating rate and ion motion control in a Y-junction surface electrode trap, G. Shu, G. Vittorini, A. Buikema, C.S. Nichols, C. Volin,  D. Stick, and K.R. Brown, Phys. Rev. A 89, 062308 (2014)

Large scale modular quantum computer architecture with atomic memory and photonic interconnects, C. Monroe, R. Raussendorf, A. Ruthven, K.R. Brown, P. Maunz, L.-M. Duan, and J. Kim, Phys. Rev. A 89, 022317  (2014)


Journal Articles

Comparison of ancilla preparation and measurement procedures for the Steane [[7,1,3]] code on a model ion trap quantum computer, Y. Tomita, M. Gutierrez, C. Kabytayev, K.R. Brown, M.R. Hutsel, A. P. Morris, K.E. Stevens, and G. Mohler, Phys. Rev. A 88, 04336 (2013)      

Spatially uniform single-qubit gate operations with near-field microwaves and composite pulse compensation, C.M. Shappert, J.T. Merrill, K.R. Brown, J.M. Amini, C. Volin, S.C. Doret, H. Hayden, C.-S. Pai, K.R. Brown, and A.W. Harter, New J. Phys. 15, 083053 (2013)

Modular cryostat for ion trapping with surface-electrode ion traps, G. Vittorini, K. Wright, K.R. Brown, A.W. Harter, and S.C. Doret, Rev. Sci. Inst. 84, 043221 (2013)

Identification of single molecular ions by resolved sideband mass spectrometry, J. E. Goeders, C.R. Clark, G. Vittorini, K. Wright, C.R. Viteri, and K.R. Brown,  J. Phys. Chem. A 117, 9725 (2013)

Approximation of realistic error channels by Clifford channels and Pauli measurements, M. Gutierrez, L. Svec, A. Vargo, and K.R. Brown, Phys. Rev. A 87, 030302(R)  (2013)

Refereed Conference Proceedings

Quantum rotations: A case study in static and dynamic machine-code generation for quantum computers, D. Kudrow, K. Bier, Z.-x. Deng, D. Franklin, Y. Tomita, K.R. Brown, and F.T. Chong, in Proceedings of the 40th Annual International Symposium on Computer Architectures (ISCA’13),  pp. 166-176 (2013) 


Topological subsystem codes from graphs and hypergraphs, P. Sarvepalli and K.R. Brown, Phys. Rev. A 86, 042336 (2012)


Demonstration of integrated reflective optics in microfabricated ion traps, J.T. Merrill, C. Volin, D. Landgren, J. Amini, K. Wright, S.C. Doret, C.-S. Pai, H. Hayden, T. Killian, D. Faircloth, K.R. Brown, A.W. Harter, and R.E. Slusher, New J. Phys. 13, 103005 (2011)

Challenges of laser-cooling molecular ions, J.H.V. Nguyen, C.R. Viteri, E.G. Hohenstein, C.D. Sherrill, K.R. Brown, and B. Odom, New J. Phys. 13, 063023 (2011)


Analytical solution of thermal magnetization on memory stabilizer structures, Y. Tomita, C.R. Viteri, and K.R. Brown, Phys. Rev. A 82, 042303 (2010)

Making classical ground state spin computing fault-tolerant, I.J. Crosson, D. Bacon, and K.R. Brown, Phys. Rev. E 82, 031106 (2010)

Detection of single ion spectra by Coulomb crystal heating, C.R. Clark, J.E. Goeders, Y.K. Dodia, C.R. Viteri, and K.R. Brown, Phys. Rev. A 81, 043428 (2010)

Multi-qubit compensation sequences, Y. Tomita, J.T. Merrill, and K.R. Brown, New J. Phys. 12, 015002 (2010)


Monte Carlo analysis of critical phenomenon of the Ising model on memory stabilizer structures, C.R. Viteri, Y. Tomita, and K.R. Brown, Phys. Rev. A 80, 042313 (2009)

Design and characterization of a planar trap, U. Tanaka, R. Naka, F. Iwata, T. Ujimaru, K.R. Brown, I.L. Chuang, and S. Urabe, J. Phys. B: At. Mol. Opt. Phys. 42, 154006 (2009)

Resource requirements for fault-tolerant quantum simulation: The ground state of the transverse Ising model, C.R. Clark, T.S. Metodi, S.D. Gasster, and K.R. Brown, Phys. Rev. A 79, 062314 (2009)

A two-dimensional lattice ion trap for quantum simulation, R.J. Clark, T. Lin, K.R. Brown, and I.L. Chuang, J. Appl. Phys. 105, 013114 (2009)


Suppression of heating rates in cryogenic surface-electrode ion traps, J. Labaziewicz, Y. Ge, P. Antohi, D.R. Leibrandt, K.R. Brown, and I.L. Chuang, Phys. Rev. Lett. 100, 013001 (2008)


Energy protection arguments fail in the interaction picture, K.R. Brown, Phys. Rev. A 76, 022327 (2007)

Laser ablation loading of a surface-electrode ion trap, D. R. Leibrandt, R.J. Clark, J. Labaziewicz, P. Antohi, W. Bakr, K.R. Brown, and I.L. Chuang, Phys. Rev. A 76, 055403 (2007)

Compact, filtered diode laser system for precision spectroscopy, J. Labaziewicz, P. Richerme, K.R. Brown, I.L. Chuang, and K. Hayasaka, Optics Letters 32, 572 (2007)

Loading and characterization of a printed-circuit-board atomic ion trap, K.R. Brown, R.J. Clark, J. Labaziewicz, P. Richerme, D. R. Leibrandt, and I.L. Chuang, Phys. Rev. A 75, 015401 (2007)


Limitations of quantum simulation examined by simulating a pairing Hamiltonian using nuclear magnetic resonance, K.R. Brown, R.J. Clark, and I.L. Chuang, Phys. Rev. Lett. 97, 050504 (2006)

Experimental investigation of planar ion traps, C. Pearson, D. Leibrandt, W. Bakr, W.J. Mallard, K.R. Brown, and I. L. Chuang, Phys. Rev. A 73, 032307 (2006)

Bose-Einstein condensation in a mm-scale Ioffe-Pritchard trap, K.L. Moore, T.P. Purdy, K.W. Murch, K.R. Brown, K. Dani, S. Gupta, and D.M. Stamper-Kurn, Applied Physics B 82, 533 (2006)


Full protection of superconducting qubit systems from coupling errors, M.J. Storcz, J. Vala, K.R. Brown, J. Kempe, F.K. Wilhelm, and K.B. Whaley, Phys. Rev. B 72, 064511 (2005)

Bounds on the entanglability of thermal states in liquid-state nuclear magnetic resonance, T.M. Yu, K.R. Brown, and I.L. Chuang, Phys. Rev. A 71, 032341 (2005)


Arbitrarily accurate composite pulses, K.R. Brown, A.M. Harrow, and I.L. Chuang, Phys. Rev. A 70, 052318 (2004) 

Transmission spectrum of an optical cavity containing N atoms, S.A. Leslie, N. Shenvi, K.R. Brown, D.M. Stamper-Kurn, and K.B. Whaley, Phys. Rev. A 69, 043805 (2004)

Preliminary results on simulating a scalable fault tolerant ion-trap system for quantum computation, T. Metodiev, A. Cross, D. Thaker, K. Brown, D. Copsey, F. Chong, and I. Chuang, In 3rd Workshop on Non-Silicon Computing (NSC-3), Munich, Germany (2004)


Effects of noisy oracle on search algorithm complexity, N. Shenvi, K.R. Brown, and K.B. Whaley, Phys. Rev. A 68, 052313 (2003)

Deterministic N-photon generation, K.R. Brown, K. Dani, D.M. Stamper-Kurn, and K.B. Whaley, Phys. Rev. A 67, 043818 (2003)

Scalable ion trap quantum computation with pair-wise interactions only, K.R. Brown, J. Vala, and K.B. Whaley, Phys. Rev. A 67, 012309 (2003)


Quantum computation using quantum dots on linear supports, K.R. Brown, D.A. Lidar, and K.B. Whaley, Phys. Rev. A 65, 012307 (2002)


Coherence preserving quantum bits, D. Bacon, K.R. Brown, and K.B. Whaley, Phys. Rev. Lett. 87, 247902 (2001)


Quantum chemical analysis of para-substitution effects on the electronic structure of phenylnitrenium ions in the gas phase and aqueous solution, M.B. Sullivan, K. Brown, C.J. Cramer, and D.G. Truhlar, J. Am. Chem. Soc. 120, 11778 (1998)