Research Articles

2024

Observation of the Symmetry-Protected Signature of 3-body Interactions,” Liudmila A. Zhukas, Qingfeng Wang, Or Katz, Christopher Monroe, Iman Marvian, arXiv:2408.10475 (2024).

“Demonstration of a CAFQA-bootstrapped Variational Quantum Eigensolver on a Trapped-Ion Quantum Computer,” Qingfeng Wang, Liudmila Zhukas, Qiang Miao, Aniket S. Dalvi, Peter J. Love, Christopher Monroe, Frederic T. Chong, Gokul Subramanian Ravi, arXiv:2408.06482 (2024).

“High-fidelity remote entanglement of trapped atoms mediated by time-bin photons,” S. Saha, M. Shalaev, J. O’Reilly, I. Goetting, G. Toh, A. Kalakuntla, Y. Yu, and C. Monroe,  arXiv:2406.01761 (2024).

“Simulating Meson Scattering on Spin Quantum Simulators,” E. R. Bennewitz, B. Ware, A. Schuckert, A. Lerose, F. M. Surace, R. Belyansky, W. Morong, L. Luo, A. De, K. S. Collins, O. Katz, C. Monroe, Z. Davoudi, and A. V. Gorshkov, arXiv 2403.07061 (2024).

“Observing Topological Insulator Phases with a Programmable Quantum Simulator,” O. Katz, L. Feng, D. Porras, and C. Monroe, arXiv: 2401.10362 (2024).

“Fast photon-mediated entanglement of continuously-cooled trapped ions for quantum networking,”  J. O’Reilly, G. Toh, I. Goetting, S. Saha, M. Shalaev, A. Carter, A. Risinger, A. Kalakuntla, T. Li, A. Verma, and C. Monroe, Phys. Rev. Lett. 133, 090802 (2024); arXiv:2404.16167 (2024).

“Ion Trap with In-Vacuum High Numerical Aperture Imaging for a Dual-Species Modular Quantum Computer,” A. L. Carter, J. O’Reilly, G. Toh, S. Saha, M. Shalaev, I. Goetting, and C. Monroe, Rev. Sci. Instrum. 95, 033201 (2024), arXiv:2310.07058 (2023).

“Experimental Implementation of an Efficient Test of Quantumness,” L. Lewis, D. Zhu, A. Gheorghiu, C. Noel, O. Katz, B. Harraz, Q. Wang, A. Risinger, L. Feng, D. Biswas, L. Egan, T. Vidick, M. Cetina, and C. Monroe, Phys. Rev. A 109, 012610 (2024), arXiv:2209.14316 (2022)

2023

“Observation of a finite-energy phase transition in a one-dimensional quantum simulator,” A. Schuckert, O. Katz, L. Feng, E. Crane, A. De, M. Hafezi, A. V. Gorshkov, and C. Monroe, arXiv:2310.19869 (2023).

“Non-equilibrium critical scaling and universality in a quantum simulator,” A. De, P. Cook, K. Collins, W. Morong, D. Paz, P. Titum, G. Pagano, A. V. Gorshkov, M. Maghrebi, and C. Monroe, arXiv:2309.10856 (2023).

“Phase transition in magic with random quantum circuits,” P. Niroula, C. D. White, Q. Wang, S. Johri, D. Zhu, C. Monroe, C. Noel, and M. J. Gullans, arXiv:2304.10481 (2023).

“Continuous Symmetry Breaking in a Trapped-Ion Spin Chain,” L. Feng, O. Katz, C. Haack, M. Maghrebi, A. V. Gorshkov, Z. Gong, M. Cetina, and C. Monroe, Nature 623, 713 (2023); arXiv:2211.01275.

“Interactive cryptographic proofs of quantumness using mid-circuit measurements,” D. Zhu, G. D. Kahanamoku-Meyer, L. Lewis, C. Noel, O. Katz, B. Harraz, Q. Wang, A. Risinger, L. Feng, D. Biswas, L. Egan, A. Gheorghiu, Y. Nam, T. Vidick, U. Vazirani, N. Y. Yao, M. Cetina, and C. Monroe, Nature Physics 19, 1725 (2023)arXiv:2112.05156.

“Demonstration of three- and four-body interactions between trapped-ion spins,” Or Katz, Lei Feng, Andrew Risinger, Christopher Monroe, Marko Cetina, Nature Physics 19, 1452 (2023); arXiv:2209.05691.

“Programmable Quantum Simulations of Bosonic Systems with Trapped Ions,” O. Katz and C. Monroe, Phys. Rev. Lett. 131, 033604 (2023); arXiv:2207.13653.

“Programmable N-body interactions with trapped ions,” O. Katz, M. Cetina, and C. Monroe, Phys. Rev. X Quantum 4, 030311 (2023)arXiv:2207.10550.

“Engineering dynamically decoupled quantum simulations with trapped ions,” W. Morong, K. S. Collins, A. De, E. Stavropoulos, T. You, and C. Monroe, Phys. Rev. X Quantum 4, 010334 (2023).

“Digital quantum simulation of NMR experiments,” K. Seetharam, D. Biswas, C. Noel, A. Risinger, D. Zhu, O. Katz, S. Chattopadhyay, M.Cetina, C. Monroe, E. Demler, and Dries Sels, Science Advances 9, eadh259 (2023); arXiv:2109.13298.

2022

“Cross-Platform Comparison of Arbitrary Quantum Computations,” D. Zhu, Z.-P. Cian, C. Noel, A. Risinger, D. Biswas, L. Egan, Y. Zhu, A. M. Green, A. Maksymov, Y. Nam, M. Cetina, N. M. Linke, M. Hafezi, and C. Monroe, Nature Comm. 13, 6620 (2022).

N-body interactions between trapped ion qubits via spin-dependent squeezing,” O. Katz, M. Cetina, and C. Monroe, Phys. Rev. Lett. 129, 063603 (2022).

Many-body quantum teleportation via operator spreading in the traversable wormhole protocol,” T. Schuster, B. Kobrin, P. Gao, I. Cong, E. T. Khabiboulline, N. M. Linke, M. D. Lukin, C. Monroe, B. Yoshida, and N. Y. Yao, Phys. Rev. X Quantum 12, 031013 (2022).

Observation of measurement-induced quantum phases in a trapped-ion quantum computer,” C. Noel, P. Niroula, D. Zhu, A. Risinger, L. Egan, D. Biswas, M. Cetina, A. V. Gorshkov, M. J. Gullans, D. A. Huse, C. Monroe, Nature Physics 18, 760 (2022).

“Control of Transverse Motion for Quantum Gates on Individually Addressed Atomic Qubits,” M. Cetina, L.N. Egan, C. Noel, M.L. Goldman, D. Biswas, A.R. Risinger, D. Zhu, and C. Monroe, Phys. Rev. X Quantum 3, 010334 (2022).

2021

Comparison of Cloud-Based Ion Trap and Superconducting Quantum Computer Architectures,” S. Blinov, B. Wu, and C. Monroe, AVS Quantum Sci. 3, 033801 (2021).

“Universal one-dimensional discrete-time quantum walks and their implementation on near term quantum hardware,” S. Singh, C. H. Alderete, R. Balu, C. Monroe, N. M. Linke,  and C. M. Chandrashekar, Phys. Rev. A 104, 062401 (2021); arXiv: 2001.11197.

Observation of Stark many-body localization without disorder,” W. Morong, F. Liu, P. Becker, K. S. Collins, L. Feng, A. Kyprianidis, G. Pagano, T. You, A. V. Gorshkov, and C. Monroe, Nature 599, 393 (2021).

“Optimizing Stabilizer Parities for Improved Logical Qubit Memories,” Dripto M. Debroy, Laird Egan, Crystal Noel, Andrew Risinger, Daiwei Zhu, Debopriyo Biswas, Marko Cetina, Chris Monroe, and Kenneth R. Brown, Phys. Rev. Lett. 127, 240501 (2021).

“Many Body Thermodynamics on Quantum Computers via Partition Function Zeros,” Akhil Francis, D. Zhu, C. Huerta Alderete, Sonika Johri, Xiao Xiao, J. K. Freericks, C. Monroe, N. M. Linke, A. F. Kemper, Science Advances 7, eabf2447  (2021); arXiv:2009.04648.

“Resource-Optimized Fermionic Local-Hamiltonian Simulation on Quantum Computer for Quantum Chemistry,” Q. Wang, M. Li, C. Monroe, Y. Nam, Quantum 5, 509 (2021); arXiv:2004.04151.

Fault-Tolerant Operation of a Quantum Error-Correction Code,” L. N. 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).

“Probing many-body localization on a noisy quantum computer,” D. Zhu, S. Johri, N. H. Nguyen, C. Huerta Alderete, K. A. Landsman, N. M. Linke, C. Monroe and A. Y. Matsuura, Phys. Rev. A 103, 032606 (2021).

Domain-wall confinement and dynamics in a quantum simulator,” W. L. Tan, P. Becker, F. Liu, G. Pagano, K. S. Collins, A. De, L. Feng, H. B. Kaplan, A. Kyprianidis, R. Lundgren, W. Morong, S. Whitsitt, A. V. Gorshkov, C. Monroe, Nature Physics 17, 742 (2021). [News and Views]

Observation of a prethermal discrete time crystal,” A. Kyprianidis, F. Machado, W. Morong, P. Becker, K. S. Collins, D. V. Else, L. Feng, P. W. Hess, C. Nayak, G. Pagano, N. Y. Yao, and C. Monroe, Science 372, 1192 (2021).

Character of motional modes for entanglement and sympathetic cooling of mixed-species trapped-ion chains,” K. Sosnova, A. Carter, and C. Monroe, Phys. Rev. A 103, 012610 (2021).

2020

“Quantum walks and Dirac cellular automata on a programmable trapped-ion quantum computer,” C. H. Alderete, S. Singh, N. Nguyen, D. Zhu, R. Balu, C. Monroe, C. M. Chandrashekar, and N. M. Linke, Nature Commununications 11, 3720 (2020).

Quantum Approximate Optimization with a Trapped-Ion Quantum Simulator,” G. Pagano, A. Bapat, P. Becker, K. S. Collins, A. De, P. W. Hess, H. B. Kaplan, A. Kyprianidis, W. L. Tan, C. Baldwin, L. T. Brady, A. Deshpande, F. Liu, S. Jordan, A. V. Gorshkov, C. Monroe,  Proc. Natl. Acad. Sci. 117, 25396 (2020).

Generation of Thermofield Double States and Critical Ground States with a Quantum Computer,” D. Zhu, S. Johri, N. M. Linke, K. A. Landsman, N. H. Nguyen, C. H. Alderete, A. Y. Matsuura, T. H. Hsieh, C. Monroe, Proc. Natl. Acad. Sci. 117, 25402 (2020).

Efficient ground-state cooling of large trapped-ion chains with an EIT tripod scheme,” L. Feng, W. L. Tan, A. De, A. Menon, A. Chu, G. Pagano, and C. Monroe, Phys. Rev. Lett. 125, 053001 (2020).

Many-Body Dephasing in a Trapped-Ion Quantum Simulator,” H. B. Kaplan, L. Guo, W. L. Tan, A. De, F. Marquardt, G. Pagano, and C. Monroe, Phys. Rev. Lett. 125, 120605 (2020).

Ground-state energy estimation of the water molecule on a trapped ion quantum computer,” Y. Nam, et al., Nature Quantum Information 6, 33 (2020).

Towards analog quantum simulations of lattice gauge theories with trapped ions,” Z. Davoudi, M. Hafezi, C. Monroe, G. Pagano, A. Seif, and A. Shaw, Phys. Rev. Res., 023015 (2020).

2019

“Quantum repeaters based on two species trapped ions,” Santra, S. Muralidharan, M. Lichtman, L. Jiang, C. Monroe, and V. S. Malinovsky, New J. Phys. 21, 073002 (2019).

“Noise reduction using past causal cones in variational quantum algorithms,” Omar Shehab, Isaac H. Kim, Nhung H. Nguyen, Kevin Landsman, Cinthia H. Alderete, Daiwei Zhu, C. Monroe, Norbert M. Linke, arXiv: 1906.00476 (2019).

Benchmarking an 11-qubit quantum computer,” K. Wright, et al., Nature Communications 10, 5464 (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, L.-M. Duan, and C. Monroe,  Phys. Rev. A 100, 022332 (2019).

Toward convergence of effective field theory simulations on digital quantum computers,” O. Shehab, K. A. Landsman, Y. Nam, D. Zhu, N. M. Linke, M. J. Keesan, R. C. Pooser, and C. Monroe, Phys. Rev. A 100, 062319 (2019).

Heisenberg-Scaling Measurement Protocol for Analytic Functions with Quantum Sensor Networks,” K. Qian, Z. Eldredge, W. Ge, G. Pagano, C. Monroe, J. V. Porto, and A. V. Gorshkov, Phys. Rev. A 100, 042304 (2019).

Training of Quantum Circuits on a Hybrid Quantum Computer, D. Zhu, N. M. Linke, M. Benedetti, K. A. Landsman, N. H. Nguyen, C. H. Alderete, A. Perdomo-Ortiz, N. Korda, A. Garfoot, C. Brecque, L. Egan, O. Perdomo, and C. Monroe, Science Advances 5, eaaw9918 (2019).

Parallel Entangling Operations on a Universal Ion Trap Quantum Computer,” C. Figgatt, A. Ostrander, N. M. Linke, K. A Landsman, D. Zhu, D. Maslov, C. Monroe, Nature 572, 368 (2019)

Verified Quantum Information Scrambling,” K. A Landsman, C. Figgatt, T. Schuster, N. M. Linke, B. Yoshida, N. Y. Yao, C. Monroe, Nature 567, 61 (2019); [News and Views]; arXiv: 1806.02807.

Confined Quasiparticle Dynamics in Long-Range Interacting Quantum Spin Chains,” F. Liu, R. Lundgren, P. Titum, G. Pagano, J. Zhang, C. Monroe, and A. V. Gorshkov, Phys. Rev. Lett. 122, 150601 (2019).

High Purity Single Photons Entangled with an Atomic Memory,” C. Crocker, M. Lichtman, K. Sosnova, A. Carter, S. Scarano, and C. Monroe, Optics Express Vol. 27, Issue 20, pp. 28143-28149 (2019).

2018

Measuring the Renyi entropy of a two-site Fermi-Hubbard model on a trapped ion quantum computer,” N. M. Linke, S. Johri, C. Figgatt, K. A. Landsman, A. Y. Matsuura, and C. Monroe, Phys. Rev. A 98, 052334 (2018).

Machine Learning Assisted Readout of Trapped Ion Qubits,” A. Seif, K. A. Landsman, N. M. Linke, C. Figgatt, C. Monroe, and M. Hafezi, J. Phys. B: At. Mol. Opt. Phys. 51 174006 (2018).

Cryogenic Trapped-Ion System for Large Scale Quantum Simulation,” G. Pagano, P.W. Hess, H. B. Kaplan, W. L. Tan, P. Richerme, P. Becker, A. Kyprianidis, J. Zhang, E. Birckelbaw, M. R. Hernandez, Y. Wu, C. Monroe, Quantum Sci. Tech. 4, 014004 (2018).

Demonstration of a Bayesian Quantum Game on an Ion Trap Quantum Computer,” N. Solmeyer, N. M. Linke, C. Figgatt, K. A. Landsman, R. Balu, G. Siopsis, C. Monroe, Quantum Sci. Tech. 3, 045002 (2018).

Observation of Hopping and Blockade of Bosons in a Trapped Ion Spin Chain,” S. Debnath, N. M. Linke, S.-T. Wang, C. Figgatt, K. A. Landsman, L.-M. Duan, and C. Monroe, Phys. Rev. Lett. 120, 073001 (2018).

Robust two-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).

2017

Demonstration of two-atom entanglement with ultrafast optical pulses,” J. D. Wong-Campos, S. A. Moses, K. G. Johnson, and C. Monroe, Phys. Rev. Lett. 119, 230501 (2017).

Observation of a Many-Body Dynamical Phase Transition in a 53-Qubit Quantum Simulator,” J. Zhang, G. Pagano, P. W. Hess, A. Kyprianidis, P. Becker, H. B. Kaplan, A. V. Gorshkov, Z.-X. Gong, and C. Monroe, Nature 551, 601 (2017).

Complete 3-Qubit Grover Search on a Programmable Quantum Computer,” C. Figgatt, D. Maslov, K. A. Landsman, N. M. Linke, S. Debnath, and C. Monroe, Nature Comm. 8, 1918 (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).

Ultrafast Creation of Large Schrödinger Cat States of an Atom,” K. G. Johnson, J. D. Wong-Campos, B. Neyenhuis, J. Mizrahi, and C. Monroe, Nature Communications  8, 697 (2017).

Multispecies Trapped-Ion Node for Quantum Networking,” I. V. Inlek, C. Crocker, M. Lichtman, K. Sosnova, and C. Monroe, Phys. Rev. Lett. 118, 250502, (2017)[Supplemental Material]

Experimental Comparison of Two Quantum Computing Architectures,” N. M. Linke, D. Maslov, M. Roetteler, S. Debnath, C. Figgatt, K. A. Landsman, K. Wright, C. Monroe, Proc. Natl. Acad. Sci. 114, 13 (2017).

Observation of a Discrete Time Crystal,” J. Zhang, P.W. Hess, A. Kyprianidis, P. Becker, A. Lee, J. Smith, G. Pagano, I.-D. Potirniche, A.C. Potter, A. Vishwanath, N.Y. Yao, C. Monroe, Nature 543, 217 (2017).   [News and Views]

Observation of Prethermalization in Long-Range Interacting Spin Chains,” B. Neyenhuis, J. Smith, A. C. Lee, J. Zhang, P. Richerme, P. W. Hess, Z.-X. Gong, A. V. Gorshkov, and C. Monroe, Science Advances 3, e1700672 (2017). [Supplementary Information]

2016

Engineering Large Stark Shifts for Control of Individual Clock-State Qubits,” A. C. Lee, J. Smith, P. Richerme, B. Neyenhuis, P. W. Hess, J. Zhang, and C. Monroe, Phys. Rev. A 94, 042308 (2016).

Demonstration of a Small Programmable Quantum Computer with Atomic Qubits,” S. Debnath, N. M. Linke, C. Figgatt, K. A. Landsman, K. Wright, and C. Monroe, Nature 536, 63 (2016).

Many-body Localization in a Quantum Simulator with Programmable Random Disorder,” J. Smith, A. Lee, P. Richerme, B. Neyenhuis, P. W. Hess, P. Hauke, M. Heyl, D. A. Huse, and C. Monroe, Nature Physics 12, 907 (2016).   [News and Views]

High resolution adaptive imaging of a single atom,” J. D. Wong-Campos, K. G. Johnson, B. Neyenhuis, J. Mizrahi, and C. Monroe, Nature Photonics 10, 606 (2016).

Kaleidoscope of quantum phases in a long-range interacting spin-1 chain,” Z.-X. Gong, M. F. Maghrebi, A. Hu, M. Foss-Feig, P. Richerme, C. Monroe, and A. V. Gorshkov, Phys. Rev. B 93, 205115 (2016).

Active Stabilization of Ion Trap Radiofrequency Potentials,” K. G. Johnson, J. D. Wong-Campos, A. Restelli, K. A. Landsman, B. Neyenhuis, J. Mizrahi, and C. Monroe, Rev. Sci. Instrum. 87, 053110 (2016).

2015

Sensing Atomic Motion from the Zero Point to Room Temperature with Ultrafast Atom Interferometry,” K. G. Johnson, B. Neyenhuis, J. Mizrahi, J. D. Wong-Campos, C. Monroe, Phys. Rev. Lett. 115, 213001 (2015). -APS Physics Viewpoint: Cool Physics with Warm Ions

Simulating the Haldane Phase in Trapped Ion Spins Using Optical Fields,” I. Cohen, P. Richerme, Z.-X. Gong, C. Monroe, A. Retzker, Phys. Rev. A 92, 012334 (2015).

Realization of a Quantum Integer-Spin Chain with Controllable Interactions,” C. Senko, P. Richerme, J. Smith, A. Lee, I. Cohen, A. Retzker, and C. Monroe. Phys. Rev. X. 5, 021026 (2015).

Modular Entanglement of Atomic Qubits using Photons and Phonons,” D. Hucul, I.V. Inlek, G. Vittorini, C. Crocker, S. Debnath, S.M. Clark, and C. Monroe, Nature Physics 11, 37-42 (2015).

Quantum Simulation of Spin Models with Trapped Ions,” C. Monroe, W. C. Campbell, E. E. Edwards, R. Islam, D. Kafri, S. Korenblit, A. Lee, P. Richerme, C. Senko, and J. Smith, Proceedings of the International School of Physics ‘Enrico Fermi,’ Course 189, pp. 169-187, edited by M. Knoop, I. Marzoli, and G. Morigi (2015).

2014

Entanglement of distinguishable quantum memories,” G. Vittorini, D. Hucul, I.V. Inlek, C. Crocker, and C. Monroe, Phys. Rev. A 90, 040302(R) (2014).

Quantum gates with phase stability over space and time,” I.V. Inlek, G. Vittorini, D. Hucul, C. Crocker, and C. Monroe, Phys. Rev. A 90, 042316 (2014).

Coherent Imaging Spectroscopy of a Quantum Many-Body Spin System,” C. Senko, J. Smith, P. Richerme, A. Lee, W.C. Campbell, and C. Monroe, Science 345, 430 (2014).  [Supplementary Information]

Non-local propagation of correlations in quantum systems with long-range interactions,” P. Richerme, Z.-X. Gong, A. Lee, C. Senko, J. Smith, M. Foss-Feig, S. Michalakis, A. V. Gorshkov, and C. Monroe, Nature 511, 198 (2014).

Optimal Quantum Control of Multimode Couplings between Trapped Ion Qubits for Scalable Entanglement,” T. Choi, S. Debnath, T. A. Manning, C. Figgatt, Z.-X. Gong, L.-M. Duan, and C. Monroe, Phys. Rev. Lett. 112, 19502 (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, J. Kim, Phys. Rev. A 89, 022317 (2014).  [Highlighted at Physics.aps.org]

Beat Note Stabilization of Mode-Locked Lasers for Quantum Information Processing,” R. Islam, W. C. Campbell, T. Choi, S. M. Clark, S. Debnath, E. E. Edwards, B. Fields, D. Hayes, D. Hucul, I. V. Inlek, K. G. Johnson, S. Korenblit, A. Lee, K. W. Lee, T. A. Manning, D. N. Matsukevich, J. Mizrahi, Q. Quraishi, C. Senko, J. Smith, and C. Monroe, Optics Letters, Vol. 39, Issue 11, pp. 3238-3241 (2014).

2013

Quantum Catalysis of Magnetic Phase Transitions in a Quantum Simulator,” P. Richerme, C. Senko, S. Korenblit, J. Smith, A. Lee, R. Islam, W. C. Campbell, and C. Monroe, Phys. Rev. Lett. 111, 100506 (2013).

Experimental Performance of a Quantum Simulator: Optimizing Adiabatic Evolution and Identifying Many-body Ground States,” P. Richerme, C. Senko, J. Smith, A. Lee, S. Korenblit, and C. Monroe, Phys. Rev. A 88, 012334 (2013).

Ultrafast Spin-Motion Entanglement and Interferometry with a Single Atom,” J. Mizrahi, C. Senko, W. C. Campbell, K. G. Johnson, C. W. S. Conover, and C. Monroe, Phys. Rev. Lett. 110, 203001 (2013).

Emergence and Frustration of Magnetism with Variable-Range Interactions in a Quantum Simulator,” R. Islam, C. Senko, W. C. Campbell, S. Korenblit, J. Smith, A. Lee, E. E. Edwards, C.-C. J. Wang, J. K. Freericks, and C. Monroe, Science 340, 583 (2013). [Supplementary Material]

2012

Coherent Error Suppression in Multiqubit Entangling Gates,” D. Hayes, S. M. Clark, S. Debnath, D. Hucul, I. V. Inlek, K. W. Lee, Q. Quraishi, and C. Monroe, Phys. Rev. Lett. 109, 020503 (2012). [Supplementary Information]

Photon Collection from a Trapped Ion-cavity System,” J. D. Sterk, L. Luo, T. A. Manning, P. Maunz, and C. Monroe, Phys. Rev. A 85, 062308 (2012).

Quantum Simulation of Spin Models on an Arbitrary Lattice with Trapped Ions,” S. Korenblit, D. Kafri, W. C. Campbell, R. Islam, E. E. Edwards, Z.-X. Gong, G.-D.Lin, L.-M. Duan, J. Kim, K. Kim, and C. Monroe, New J. Phys. 14 095024 (2012).

2011

Quantum Simulation of the Transverse Ising Model with Trapped Ions,” K. Kim, S. Korenblit, R. Islam, E. E. Edwards, M.-S. Chang, C. Noh, H. Carmichael, G.-D.Lin, L.-M. Duan, C.-C. Joseph Wang, J. K. Freericks, and C. Monroe, New J. Physics 13, 105003 (2011).

Onset of a Quantum Phase Transition with a Trapped Ion Quantum Simulator,” R. Islam, E. E. Edwards, K. Kim, S. Korenblit, C. Noh, H. Carmichael, G.-D.Lin, L.-M. Duan, C.-C. Joseph Wang, J. K. Freericks, and C. Monroe, Nature Communications 2, 377 (2011).

Sharp Phase Transitions in a Small Frustrated Network of Trapped Ion Spins,” G.-D. Lin, C. Monroe, and L.-M. Duan, Phys. Rev. Lett. 106, 230402 (2011).

2010

Quantum simulation and phase diagram of the transverse-field Ising model with three atomic spins,” E. E. Edwards, S. Korenblit, K. Kim, R. Islam, M.-S. Chang, J. K. Freericks, G.-D. Lin, L.-M. Duan, and C. Monroe, Phys. Rev. B 82, 060412 (2010).

Ultrafast Gates for Single Atomic Qubits,” W. C. Campbell, J. Mizrahi, Q. Quraishi, C. Senko, D. Hayes, D. Hucul, D. N. Matsukevich, P. Maunz, and C. Monroe, Phys. Rev. Lett. 105, 090502 (2010).

Quantum Simulation of Frustrated Ising Spins with Trapped Ions,” K. Kim, M.-S. Chang, S. Korenblit, R. Islam, E. E. Edwards, J. K. Freericks, G.-D. Lin, L.-M. Duan, and C. Monroe, Nature 465, 590 (2010). [[Supplementary Information: Scaling of Adiabatic Simulations]

Random Numbers Certified by Bell’s Theorem,” S. Pironio, A. Acin, S. Massar, A. Boyer de la Giroday, D. N. Matsukevich, P. Maunz, S. Olmschenk, D. Hayes, L. Luo, T. A. Manning, C. Monroe, Nature 464, 1021 (2010). [Supplementary Information]

Entanglement of Atomic Qubits Using an Optical Frequency Comb,” D. Hayes, D. N. Matsukevich, P. Maunz, D. Hucul, Q. Quraishi, S. Olmschenk, W. Campbell, J. Mizrahi, C. Senko, and C. Monroe, Phys. Rev. Lett. 104, 140501 (2010).

2009

Protocol for Hybrid Entanglement Between a Trapped Atom and a Quantum dot,” E. Waks and C. Monroe, Phys. Rev. A 80, 062330 (2009).

Entanglement and Tunable Spin-Spin Couplings between Trapped Ions Using Multiple Transverse Modes,” K. Kim, M.-S. Chang, R. Islam, S. Korenblit, L.-M. Duan, and C. Monroe, Phys. Rev. Lett. 103, 120502 (2009).

Precision Measurement of the Lifetime of the 6p 2P1/2 level of Yb+,” S. Olmschenk, D. Hayes, D. N. Matsukevich, P. Maunz, D. L. Moehring, K. C. Younge, C. Monroe, Phys. Rev. A 80, 022502 (2009).

Large-scale quantum computation in an anharmonic linear ion trap,” G.-D. Lin, S.-L. Zhu, R. Islam, K. Kim, M.-S. Chang, S. Korenblit, C. Monroe, and L.-M. Duan, Europhys. Lett. 86, 60004 (2009).

Heralded Quantum Gate between Remote Quantum Memories,” P. Maunz, S. Olmschenk, D. Hayes, D. N. Matsukevich, L.-M. Duan, and C. Monroe, Phys. Rev. Lett. 102, 250502 (2009).

Quantum Teleportation Between Distant Matter Qubits,” S. Olmschenk, D. N. Matsukevich, P. Maunz, D. Hayes, L.-M. Duan, and C. Monroe, Science 323, 486 (2009).

2008

Bell Inequality Violation with Two Remote Atomic Qubits,” D. N. Matsukevich, P. Maunz, D. L. Moehring, S. Olmschenk, and C. Monroe, Phys. Rev. Lett. 100, 150404 (2008).

2007

Manipulation and Detection of a Trapped Yb+ Hyperfine Qubit,” S. Olmschenk, K. C. Younge, D. L. Moehring, D. N. Matsukevich, P. Maunz, and C. Monroe, Phys. Rev. A 76, 052314 (2007).

Entanglement of Single Atom Quantum Bits at a Distance,” D. L. Moehring, P. Maunz, S. Olmschenk, K. C. Younge, D. N. Matsukevich, L.-M. Duan, and C. Monroe, Nature 449, 68 (2007).

Magneto-optical Trapping of Cadmium,” K.-A. Brickman, M.-S. Chang, M. Acton, A. Chew, D. N. Matsukevich, P. C. Haljan, V. S. Bagnato, and C. Monroe, Phys. Rev. A 76, 043411 (2007).

Quantum Interference of Photon Pairs from Two Remote Trapped Atomic Ions (Yb),” P. Maunz, D. L. Moehring, S. Olmschenk, K. C. Younge, D. N. Matsukevich and C. Monroe, Nature Physics 3, 538 (2007).

2006

Quantum Interference of Photon Pairs from Two Trapped Atomic Ions (Cd),” P. Maunz, D. L. Moehring, S. Olmschenk, K. C. Younge, D. N. Matsukevich and C. Monroe, arXiv: quant-ph/ 0608047 (2007).

Efficient photoionization loading of trapped ions with ultrafast pulses,” L. Deslauriers, M. Acton, B. B. Blinov, K.-A. Brickman, P. C. Haljan, W. K. Hensinger, D. Hucul, S. Katnik, R. N. Kohn Jr., P. J. Lee, M. J. Madsen, P. Maunz, S. Olmschenk, D. L. Moehring, D. Stick, J. Sterk, M. Yeo, K. C. Younge, and C. Monroe, Phys. Rev. A 74, 063421 (2006).

Scaling and Suppression of Anomalous Heating in Ion Traps,” L. Deslauriers, S. Olmschenk, D. Stick, W. K. Hensinger, J. Sterk, C. Monroe, Phys. Rev. Lett. 97, 103007 (2006).

Trapped Ion Quantum Computation with Transverse Phonon Modes,” S.-L. Zhu, C. Monroe, and L.-M. Duan, Phys. Rev. Lett. 97, 050505 (2006).

Ultrafast Coherent Excitation of a Trapped Ion Qubit for Fast Gates and Photon Frequency Qubits,” M. J. Madsen, D. L. Moehring, P. Maunz, R. N. Kohn Jr., L.-M. Duan, and C. Monroe, Phys. Rev. Lett. 97, 040505 (2006).

Probabilistic quantum gates between remote atoms through interference of optical frequency qubits,” L.-M. Duan, M. J. Madsen, D. L. Moehring, P. Maunz, R. N. Kohn Jr., and C. Monroe, Phys. Rev. A 73, 062324 (2006).

Near-perfect simultaneous measurement of a qubit register,” M. Acton, K.-A. Brickman, P. C. Haljan, P. J. Lee, L. Deslauriers, C. Monroe, Quantum Inf. Comp. 6, 465 (2006); quant-ph/0511257.

Broadband laser cooling of trapped atoms with ultrafast pulses,” B. B. Blinov, R. N. Kohn Jr., M. J. Madsen, P. Maunz, D. L. Moehring, and C. Monroe, J. Opt. Soc. Am. B 23, 1170 (2006).

Precision lifetime measurements of a single trapped ion with ultrafast laser pulses,” D. L. Moehring, B. B. Blinov, D. W. Gidley, R. N. Kohn Jr., M. J. Madsen, T. B. Sanderson, R. S. Vallery, and C. Monroe, Phys. Rev. A 73, 023413 (2006).

T-junction ion trap array for two-dimensional ion shuttling, storage, and manipulation,” W. K. Hensinger, S. Olmschenk, D. Stick, D. Hucul, M. Yeo, M. Acton, L. Deslauriers, C. Monroe, and J. Rabchuk, App. Phys. Lett. 88, 034101 (2006).

Arbitrary-speed quantum gates within large ion crystals through minimum control of laser beams,” S.-L. Zhu, C. Monroe, and L.-M. Duan, Europhys Lett. 73 (4), 485 (2006).

Ion trap in a semiconductor chip,” D. Stick, W. K. Hensinger, S. Olmschenk, M. J. Madsen, K. Schwab, and C. Monroe, Nature Physics 2, 36 (2006).

2005

Implementation of Grover’s quantum search algorithm in a scalable system,” K.-A. Brickman, P. C. Haljan, P. J. Lee, M. Acton, L. Deslauriers, and C. Monroe, Phys. Rev. A 72, 050306(R) (2005).

Entanglement of trapped-ion clock states,” P. C. Haljan, P. J. Lee, K.-A. Brickman, M. Acton, L. Deslauriers, and C. Monroe, Phys. Rev. A 72, 062316 (2005).

Ion trap transducers for quantum electromechanical oscillators,” W. K. Hensinger, D. W. Utami, H.-S. Goan, K. Schwab, C. Monroe, and G. J. Milburn, Phys. Rev. A 72, 041405R (2005).

Spin-Dependent Forces on Trapped Ions for Phase-Stable Quantum Gates and Entangled States of Spin and Motion,” P. C. Haljan, K.-A. Brickman, L. Deslauriers, P. J. Lee, and C. Monroe, Phys. Rev. Lett. 94, 153602 (2005).

2004

Zero-point cooling and low heating of trapped Cd ions,” L. Deslauriers, P. C. Haljan, P. J. Lee, K.-A. Brickman, B. B. Blinov, M. J. Madsen, and C. Monroe, Phys. Rev. A 70, 043408 (2004); Erratum, 73, 059907 (2006).

Experimental Bell Inequality Violation with an Atom and a Photon,” D. L. Moehring, M. J. Madsen, B. B. Blinov, and C. Monroe, Phys. Rev. Lett. 93, 090410 (2004).

Control of Trapped-Ion Quantum States with Optical Pulses,” C. Rangan, A. M. Bloch, C. Monroe, and P. H. Bucksbaum, Phys. Rev. Lett. 92, 113004 (2004).

Observation of Entanglement Between a Single Trapped Atom and a Single Photon,” B. B. Blinov, D. L. Moehring, L.- M. Duan & C. Monroe, Nature 428, 153–157 (2004);accompanying News and Views piece

Planar Ion Trap Geometry for Microfabrication,” M. J. Madsen, W. K. Hensinger, D. Stick, J. A. Rabchuk, and C. Monroe, Appl. Phys. B 78, 639 (2004).

Scalable Trapped Ion Quantum Computation with a Probabilistic Ion-Photon Mapping,” L.-M. Duan, B. B. Blinov, D. L. Moehring, and C. Monroe, Quant. Inf. Comp. 4, 165 (2004).

What quantum computers may tell us about quantum mechanics,” Chap. 17 of Science and Ultimate Reality, eds. J. D. Barrow, P. C. W. Davies and C. L. Harper Jr. (Cambridge University Press, 2004).

2003

Atomic qubit manipulations with an electro-optic modulator,” P. J. Lee, B. B.Blinov, K. Brickman, L. Deslauriers, M. J. Madsen, R. Miller, D. L. Moehring, D. Stick, C. Monroe, Optics Letters 28 1582 (2003).

2002

Architecture for a large-scale ion-trap quantum computer,” D. Kielpinski, C. Monroe, and D. J. Wineland, Nature 417, 709 (2002).

Sympathetic Cooling of Trapped Cd Isotopes,” B. B. Blinov, L. Deslauriers, P. Lee, M. J. Madsen, R. Miller, C. Monroe, Phys. Rev. A 65, 040304 (2002).

1995-2001 (NIST)

Experimental Demonstration of Entanglement-Enhanced Rotation Angle Estimation Using Trapped Ions,” V. Meyer, M. Rowe, D. Kielpinski, C. Sackett, W. Itano, C. Monroe, and D. Wineland, Phys. Rev. Lett. 86, 5870 (2001).

A Decoherence-Free Quantum Memory Using Trapped Ions,” D. Kielpinski, V. Meyer, M. A. Rowe, C. A. Sackett, W. Itano, C. Monroe, and D. Wineland, Science 291, 1013 (2001).

Experimental violation of a Bell’s inequality with efficient detection,” M. A. Rowe, D. Kielpinski, V. Meyer, C. A. Sackett, W. Itano, C. Monroe, and D. Wineland, Nature 409, 791 (2001).

Experimental entanglement of four particles,” C. Sackett, D. Kielpinski, Q. Turchette, V. Meyer, M. Rowe, C. Langer, C. Myatt, B. King, W. Itano, D. Wineland, and C. Monroe, Nature 404, 256 (2000).

Decoherence and decay of motional quantum states of a trapped atom coupled to engineered reservoirs,” Q. Turchette, C. Myatt, D. Kielpinski, B. King, C. Sackett, W. Itano, C. Monroe, and D. Wineland, Phys. Rev. A 62, 053807 (2000).

Heating of trapped ions from the quantum ground state,” Q. Turchette, D. Kielpinski, B. King, C. Myatt, C. Sackett, W. Itano, C. Monroe, and D. Wineland, Phys. Rev. A 61, 063418 (2000).

Decoherence of Quantum Superpositions Coupled to Engineered Reservoirs,” C. Myatt, D. Kielpinski, B. King, C. Sackett, Q. Turchette, W. Itano, C. Monroe, and D. Wineland, Nature 403, 269 (2000).

Sympathetic cooling of trapped ions for quantum logic,” D. Kielpinski, B. King, Q. Turchette, C. Myatt, C. Sackett, D. Kielpinski, W. Itano, C. Monroe, D. Wineland, and W. Zurek, Phys. Rev. A 61, 032310 (2000).

Deterministic Entanglement of Two Trapped Ions,” Q. Turchette, C. Wood, C. Myatt, B. King, D. Leibfried, W. Itano, C. Monroe, and D. Wineland, Phys. Rev. Lett. 81, 3631 (1998).

Cooling the Collective Motion of Trapped Ions to Initialize a Quantum Register,” B. King, C. Wood, C. Myatt, Q. Turchette, D. Leibfried, W. Itano, C. Monroe, and D. Wineland, Phys. Rev. Lett. 81, 1525 (1998).

Experimental Creation and Measurement of Motional Quantum States of a Trapped Ion,” D. Meekhof, D. Leibfried, C. Monroe, B. King, W. Itano, and D. Wineland, Brazilian Journal of Physics 27, 178 (1997).

Experimental Preparation and Measurement of the State of Motion of a Trapped Atom,” D. Leibfried, D. Meekhof, B. King, C. Monroe, W. Itano, and D. Wineland, Journal of Modern Optics 44, 2485 (1997).

Simplified quantum logic with trapped ions,” C. Monroe, D. Leibfried, B. King, D. Meekhof, W. Itano, and D. Wineland, Phys. Rev. A 55, R2489 (1997).

Future of Quantum Computing Proves to be Debatable,” C. Monroe and D. Wineland, Physics Today, 107 (November 1996).

Experimental Determination of the Motional Quantum State of a Trapped Atom,” D. Leibfried, D. Meekhof, B. King, C. Monroe, W. Itano, and D. Wineland, Phys. Rev. Lett. 77, 4281 (1996); erratum.

A Schrödinger Cat Superposition State of an Atom,” C. Monroe, D. Meekhof, B. King, D. Wineland, Science 272, 1131 (1996).

Generation of Nonclassical Motional States of a Trapped Atom,” D. Meekhof, C. Monroe, B. King, W. Itano, and D. Wineland, Phys. Rev. Lett. 76, 1796 (1996).

Demonstration of a Fundamental Quantum Logic Gate,” C. Monroe, D. Meekhof, B. King, W. Itano, and D. Wineland, Phys. Rev. Lett. 75, 4714 (1995).

Resolved-Sideband Raman Cooling of a Bound Atom to the 3D Zero-Point Energy,” C. Monroe, D. Meekhof, B. King, S. Jefferts, W. Itano, D. Wineland, and P. Gould, Phys. Rev. Lett. 75, 4011 (1995).

Quantum-Mechanically Correlated States and Atomic Clocks,” C. Monroe, D. M. Meekhof, B. E. King, W. M. Itano, J. J. Bollinger, and D. J. Wineland, Proc. 1995 Moriond Workshop (Editions Frontieres, Gif-sur-Yvette, France, 1995), pp. 391-396.

Paul trap for optical frequency standards,” S. Jefferts, C. Monroe, A. Barton, and D. Wineland, IEEE Trans. on Instrum. and Measur. 44, 148 (1995).

Coaxial-resonator-driven rf (Paul) trap for strong confinement,” S. Jefferts, C. Monroe, E. Bell, D. Wineland, Phys. Rev. A 51, 3112 (1995).

1989-1994 (JILA)

A new magnetic suspension system for atoms and bar magnets,” C. Sackett, E. Cornell, C. Monroe and C. Wieman, Amer. Jour. Phys. 61, 304 (1993).

Measurement of Cs-Cs elastic scattering at T=30 μK,” C. Monroe, E. Cornell, C. Sackett, C. Myatt, and C. Wieman, Phys. Rev. Lett. 70, 414 (1993).

Multiply loaded, ac magnetic trap for neutral atoms,” E. Cornell, C. Monroe and C. Wieman, Phys. Rev. Lett. 67, 2439 (1991).

Observation of the cesium clock transition using laser-cooled atoms in a vapor cell,” C. Monroe, H. Robinson and C. Wieman, Opt. Lett. 16, 50 (1991).

Very cold trapped atoms in a vapor cell,” C. Monroe, W. Swann, H. Robinson, and C. Wieman, Phys. Rev. Lett. 65, 1571 (1990).

Collisional losses from a light-force atom trap,” D. Sesko, T. Walker, C. Monroe, A. Gallagher and C. Wieman, Phys. Rev. Lett. 63, 961 (1989).