Martinis Group

Collaborator Publications

• Michael R. Geller (University of Georgia) Webpage
• Alexander N. Korotkov (UC Riverside) Publications
• Robert McDermott (University of Wisconsin, Madison) Webpage
• Frank Wilhelm (Saarland University) Webpage
• Clare C. Yu (UC Irvine) Publications

Papers

Years: 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002

2013

• Fluctuations from edge defects in superconducting resonators C. Neill, A. Megrant, R. Barends, Yu Chen, B. Chiaro, J. Kelly, J. Y. Mutus, P. J. J. O’Malley, D. Sank, J. Wenner, T. C. White, Yi Yin, A. N. Cleland, John M. Martinis Submitted to APL (2013). PDF | arXiv:1306.3718
• Sputtered TiN films for superconducting coplanar waveguide resonators S. Ohya, B. Chiaro, A. Megrant, C. Neill, R. Barends, Y. Chen, J. Kelly, D. Low, J. Mutus, P. J. J. O’Malley, P. Roushan, D. Sank, A. Vainsencher, J. Wenner, T. C. White, Y. Yin, B. D. Schultz, C. J.Palmstrøm, B. A. Mazin, A. N. Cleland, John M. Martinis Submitted (2013). PDF | arXiv:1306.2966
• Leakage and paralysis in ancilla-assisted qubit measurement: Consequences for topological error correction in superconducting architectures Joydip Ghosh, Austin G. Fowler, John M. Martinis, Michael R. Geller (2013). PDF | arXiv:1306.0925
• Quantum annealing with more than one hundred qubits Sergio Boixo, Troels F. Rønnow, Sergei V. Isakov, Zhihui Wang, David Wecker, Daniel A. Lidar, John M. Martinis, Matthias Troyer Submitted (2013). PDF | arXiv:1304.4595
• Coherent Josephson qubit suitable for scalable quantum integrated circuits R. Barends, J. Kelly, A. Megrant, D. Sank, E. Jeffrey, Y. Chen, Y. Yin, B. Chiaro, J. Mutus, C. Neill, P. O'Malley, P. Roushan, J. Wenner, T. C. White, A. N. Cleland, John M. Martinis Submitted (2013). PDF | arXiv:1304.2322 | Supplement: PDF
• Universal quantum simulation with pre-threshold superconducting qubits: Single-excitation subspace method Michael R. Geller, John M. Martinis, Andrew T. Sornborger, Phillip C. Stancil, Emily J. Pritchett, Andrei Galiautdinov Submitted (2013). PDF | arXiv:1210.5260
• X-Band EPR Spectrometer with Customizable Arbitrary Waveform Generator Based on a 1 GHz DAC Board Thomas Kaufmann, John M. Franck, Timothy J. Keller, Ryan P. Barnes, Steffen J. Glaser, John M. Martinis, Songi Han Submitted (2013). PDF
• Quantum Logic Gates in Superconducting Qubits John M. Martinis Submitted for the proceedings of the 2011 Les Houches summer school on quantum machines (2013). PDF
• Catch-disperse-release readout for superconducting qubits Eyob A. Sete, Andrei Galiautdinov, Eric Mlinar, John M. Martinis, Alexander N. Korotkov PRL 110, 210501 (2013). PRL | PDF | arXiv:1302.7020
• Quantum state characterization of a fast tunable superconducting resonator Z. L. Wang, Y. P. Zhong, L. J. He, H. Wang, John M. Martinis, A. N. Cleland, Q. W. Xie APL 102, 163503 (2013). APL | PDF
• Excitation of superconducting qubits from hot nonequilibrium quasiparticles J. Wenner, Yi Yin, Erik Lucero, R. Barends, Yu Chen, B. Chiaro, J. Kelly, M. Lenander, Matteo Mariantoni, A. Megrant, C. Neill, P. J. J. O’Malley, D. Sank, A. Vainsencher, H. Wang, T. C. White, A. N. Cleland, John M. Martinis PRL 110, 150502 (2013). PRL | PDF | arXiv:1209.1674 | Supplement: PDF
• Direct Wigner tomography of a superconducting anharmonic oscillator Yoni Shalibo, Roy Resh, Ofer Fogel, David Shwa, Radoslaw Bialczak, John M. Martinis, Nadav Katz PRL 110, 100404 (2013). PRL | PDF | arXiv:1208.2441 | Supplement: PDF
• Catch and release of microwave photon states Yi Yin, Yu Chen, Daniel Sank, P. J. J. O’Malley, T. C. White, R. Barends, J. Kelly, Erik Lucero, Matteo Mariantoni, A. Megrant, C. Neill, A. Vainsencher, J. Wenner, Alexander N. Korotkov, A. N. Cleland, John M. Martinis PRL 110, 107001 (2013). PRL | PDF | arXiv:1208.2950 | Supplement: PDF | Physics: Viewpoint
• High-fidelity controlled-σ^Z gate for resonator-based superconducting quantum computers Joydip Ghosh, Andrei Galiautdinov, Zhongyuan Zhou, Alexander N. Korotkov, John M. Martinis, Michael R. Geller PRA 87, 022309 (2013). PRA | PDF | arXiv:1301.1719

2012

• Multiplexed dispersive readout of superconducting phase qubits Yu Chen, D. Sank, P. O'Malley, T. White, R. Barends, B. Chiaro, J. Kelly, E. Lucero, M. Mariantoni, A. Megrant, C. Neill, A. Vainsencher, J. Wenner, Y. Yin, A. N. Cleland, John M. Martinis APL 101, 182601 (2012). APL | PDF | arXiv:1209.1781
• Surface codes: Towards practical large-scale quantum computation Austin G. Fowler, Matteo Mariantoni, John M. Martinis, Andrew N. Cleland PRA 86, 032324 (2012). PRA | PDF | arXiv:1208.0928
• Computing prime factors with a Josephson phase qubit quantum processor Erik Lucero, R. Barends, Y. Chen, J. Kelly, M. Mariantoni, A. Megrant, P. O'Malley, D. Sank, A. Vainsencher, J. Wenner, T. White, Y. Yin, A. N. Cleland, John M. Martinis Nature Physics 8, 719-7235 (2012). Nature Physics | PDF (Nature Physics) | PDF | arXiv:1202.5707
• Flux noise probed with real time qubit tomography in a Josephson phase qubit Daniel Sank, R. Barends, Radoslaw C. Bialczak, Yu Chen, J. Kelly, M. Lenander, E. Lucero, Matteo Mariantoni, A. Megrant, M. Neeley, P.J.J. O'Malley, A. Vainsencher, H. Wang, J. Wenner, T.C. White, T. Yamamoto, Yi Yin, A.N. Cleland, John M. Martinis PRL 109, 067001 (2012). PRL | PDF | arXiv:1111.2890 | Supplement: PDF
• Resonator-zero-qubit architecture for superconducting qubits Andrei Galiautdinov, Alexander N. Korotkov, John M. Martinis PRA 85, 042321 (2012). PRA | PDF | arXiv:1105.3997
• Planar Superconducting Resonators with Internal Quality Factors above One Million A. Megrant, C. Neill, R. Barends, B. Chiaro, Yu Chen, L. Feigl, J. Kelly, Erik Lucero, Matteo Mariantoni, P. J. J. O'Malley, D. Sank, A. Vainsencher, J. Wenner, T. C. White, Y. Yin, J. Zhao, C. J. Palmstrøm, John M. Martinis, A. N. Cleland APL 100, 113510 (2012). APL | PDF | arXiv:1201.3384
• Dynamic quantum Kerr effect in circuit quantum electrodynamics Yi Yin, H. Wang, M. Mariantoni, Radoslaw C. Bialczak, R. Barends, Y. Chen, M. Lenander, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, T. Yamamoto, J. Zhao, A. N. Cleland, John M. Martinis PRA 85, 023826 (2012). PRA | PDF | arXiv:1112.2458
• Quantum and Classical Chirps in an Anharmonic Oscillator Yoni Shalibo, Ya'ara Rofe, Ido Barth, Lazar Friedland, Radoslaw Bialczack, John M. Martinis, Nadav Katz PRL 108, 037701 (2012). PRL | PDF | arXiv:1107.5526

2011

• Implementing the Quantum von Neumann Architecture with Superconducting Circuits Matteo Mariantoni, H. Wang, T. Yamamoto, M. Neeley, Radoslaw C. Bialczak, Y. Chen, M. Lenander, Erik Lucero, A. D. O’Connell, D. Sank, M. Weides, J. Wenner, Y. Yin, J. Zhao, A. N. Korotkov, A. N. Cleland, John M. Martinis Science 334, 61 (2011). Science | PDF (Science) | PDF | arXiv:1109.3743 | Supplement: Science | IEEE Spectrum | Science Perspective | Forbes | Science Japan | Physics World | Physics World Top 10 Breakthrough
• Surface loss simulations of superconducting coplanar waveguide resonators J. Wenner, R. Barends, R. C. Bialczak, Yu Chen, J. Kelly, Erik Lucero, Matteo Mariantoni, A. Megrant, P. J. J. O’Malley, D. Sank, A. Vainsencher, H. Wang, T. C. White, Y. Yin, J. Zhao, A. N. Cleland, John M. Martinis APL 99, 113513 (2011). APL | PDF | arXiv:1107.4698 | Supplement: PDF
• Minimizing quasiparticle generation from stray infrared light in superconducting quantum circuits R. Barends, J. Wenner, M. Lenander, Y. Chen, R. C. Bialczak, J. Kelly, E. Lucero, P. O'Malley, M. Mariantoni, D. Sank, H. Wang, T. C. White, Y. Yin, J. Zhao, A. N. Cleland, John M. Martinis, J. J. A. Baselmans APL 99, 113507 (2011). APL | PDF | arXiv:1105.4642
• Measurement of energy decay in superconducting qubits from nonequilibrium quasiparticles M. Lenander, H. Wang, Radoslaw C. Bialczak, Erik Lucero, Matteo Mariantoni, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, T. Yamamoto, Y. Yin, J. Zhao, A. N. Cleland, John M. Martinis PRB 84, 024501 (2011). PRB | PDF | arXiv:1101.0862 | Erratum: PDF
• High Q-factor sapphire whispering gallery mode microwave resonator at single photon energies and millikelvin temperatures Daniel L. Creedon, Yarema Reshitnyk, Warrick Farr, John M. Martinis, Timothy L. Duty, Michael E. Tobar APL 98, 222903 (2011). APL | PDF | arXiv:1103.6094
• Wirebond crosstalk and cavity modes in large chip mounts for superconducting qubits J. Wenner, M. Neeley, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, A. D. O'Connell, D. Sank, H. Wang, M. Weides, A. N. Cleland, John M Martinis Superconductor Science and Technology 24, 065001 (2011). SUST | PDF | arXiv:1011.4982
• Photon shell game in three-resonator circuit quantum electrodynamics Matteo Mariantoni, H. Wang, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, T. Yamamoto, Y. Yin, J. Zhao, John M. Martinis, A. N. Cleland Nature Physics 7, 287-293 (2011). Nature Physics | PDF (Nature Physics) | PDF | arXiv:1011.3080 | Supplement: Nature Physics
• Phase qubits fabricated with trilayer junctions M. Weides, R. C. Bialczak, M. Lenander, E. Lucero, Matteo Mariantoni, M. Neeley, A. D. O'Connell, D. Sank, H. Wang, J. Wenner, T. Yamamoto, Y. Yin, A. N. Cleland, J. Martinis Superconductor Science and Technology 24, 055005 (2011). SUST | PDF | arXiv:1101.0232
• Fast tunable coupler for superconducting qubits R. C. Bialczak, M. Ansmann, M. Hofheinz, M. Lenander, E. Lucero, M. Neeley, A. D. O'Connell, D. Sank, H. Wang, M. Weides, J. Wenner, T. Yamamoto, A. N. Cleland, J. M. Martinis PRL 106, 060501 (2011). PRL | PDF | arXiv:1007.2219 | Supplement: PDF
• Deterministic entanglement of photons in two superconducting microwave resonators H. Wang, Matteo Mariantoni, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, A. O'Connell, D. Sank, M. Weides, J. Wenner, T. Yamamoto, Y. Yin, J. Zhao, John M. Martinis, A. N. Cleland PRL 106, 060401 (2011). PRL | PDF | arXiv:1011.2862 | Supplement: PDF | Physics: Viewpoint

2010

• Quantum process tomography of two-qubit controlled-Z and controlled-NOT gates using superconducting phase qubits T. Yamamoto, M. Neeley, E. Lucero, R. C. Bialczak, J. Kelly, M. Lenander, Matteo Mariantoni, A. D. O'Connell, D. Sank, H. Wang, M. Weides, J. Wenner, Y. Yin, A. N. Cleland, John M. Martinis PRB 82, 184515 (2010). PRB | PDF | arXiv:1006.5084
• Reduced phase error through optimized control of a superconducting qubit Erik Lucero, Julian Kelly, Radoslaw C. Bialczak, Mike Lenander, Matteo Mariantoni, Matthew Neeley, A. D. O'Connell, Daniel Sank, H. Wang, Martin Weides, James Wenner, Tsuyoshi Yamamoto, A. N. Cleland, John M. Martinis PRA 82, 042339 (2010). PRA | PDF | arXiv:1007.1690
• Lifetime and Coherence of Two-Level Defects in a Josephson Junction Yoni Shalibo, Ya'ara Rofe, David Shwa, Felix Zeides, Matthew Neeley, John M. Martinis, Nadav Katz PRL 105, 177001 (2010). PRL | PDF | arXiv:1007.2577 | Supplement: PDF
• Analysis of a tunable coupler for superconducting phase qubits Ricardo A. Pinto, Alexander N. Korotkov, Michael R. Geller, Vitaly S. Shumeiko, John M. Martinis PRB 82, 104522 (2010). PRB | PDF | arXiv:1006.3351
• Generation of Three-Qubit Entangled States using Superconducting Phase Qubits Matthew Neeley, Radoslaw C. Bialczak, M. Lenander, E. Lucero, Matteo Mariantoni, A. D. O'Connell, D. Sank, H. Wang, M. Weides, J. Wenner, Y. Yin, T. Yamamoto, A. N. Cleland, John M. Martinis Nature 467, 570-573 (2010). Nature | PDF (Nature) | PDF | arXiv:1004.4246 | Physics World | Supplement: Nature | Nature News in Focus
• Quantum Process Tomography of a Universal Entangling Gate Implemented with Josephson Phase Qubits R. C. Bialczak, M. Ansmann, M. Hofheinz, E. Lucero, M. Neeley, A. D. O'Connell, D. Sank, H. Wang, J. Wenner, M. Steffen, A. N. Cleland, J. M. Martinis Nature Physics 6, 409-413 (2010). Nature Physics | PDF (Nature Physics) | PDF | arXiv:0910.1118 | Supplement: Nature Physics
• Quantum ground state and single-phonon control of a mechanical resonator A. D. O'Connell, M. Hofheinz, M. Ansmann, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, D. Sank, H. Wang, M. Weides, J. Wenner, John M. Martinis, A. N. Cleland Nature 464, 697-703 (2010). Nature | PDF (Nature) | PDF | Supplement: Nature | PDF | Nature writeup | NPR | BBC | Writeup by S. Girvin (Cond. Mat. Journal Club, PDF) | Physics World | Physics World Top 10 Breakthrough | Science Breakthrough of the Year
• Quantum logic with weakly coupled qubits Michael R. Geller, Emily J. Pritchett, Andrei Galiautdinov, and John M. Martinis PRA 81, 012320 (2010). PRA | PDF | arXiv:0906.5209

2009

• Decoherence Dynamics of Complex Photon States in a Superconducting Circuit H. Wang, M. Hofheinz, M. Ansmann, R. C. Bialczak, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, A. N. Cleland, John M. Martinis PRL 103, 200404 (2009). PRL | PDF | arXiv:0909.4585
• Improving the Coherence Time of Superconducting Coplanar Resonators H. Wang, M. Hofheinz, J. Wenner, M. Ansmann, R. C. Bialczak, M. Lenander, E. Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, A. N. Cleland, John M. Martinis APL 95, 233508 (2009). APL | PDF | arXiv:0909.0547 | Supplement: PDF
• Violation of Bell's inequality in Josephson phase qubits Markus Ansmann, H. Wang, Radoslaw C. Bialczak, Max Hofheinz, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, M. Weides, J. Wenner, A. N. Cleland, John M. Martinis Nature 461, 504-506 (2009). Nature | PDF (Nature) | PDF | Supplement: Nature | PDF | writeup in ScienceNews
• Energy Decay in Josephson Qubits from Non-equilibrium Quasiparticles John M. Martinis, M. Ansmann, J. Aumentado PRL 103, 097002 (2009). PRL | PDF | arXiv:0904.2171 | Supplement: arXiv:0904.2035 | PDF
• Emulation of a Quantum Spin with a Superconducting Phase Qudit Matthew Neeley, Markus Ansmann, Radoslaw C. Bialczak, Max Hofheinz, Erik Lucero, Aaron D. O'Connell, Daniel Sank, Haohua Wang, James Wenner, Andrew N. Cleland, Michael R. Geller, John M. Martinis Science 325, 722 (2009). Science | PDF (Science) | PDF | Supplement: Science (PDF) | PDF
• Synthesizing arbitrary quantum states in a superconducting resonator Max Hofheinz, H. Wang, M. Ansmann, Radoslaw C. Bialczak, Erik Lucero, M. Neeley, A. D. O'Connell, D. Sank, J. Wenner, John M. Martinis, A. N. Cleland Nature 459, 546-549 (2009). Nature | PDF (Nature) | PDF | Supplement: PDF (Nature) | News and Views by Y. Nakamura
• Quantum gate design: A perspective Michael R. Geller, Emily J. Pritchett, Andrei Galiaudinov, John M. Martinis Phys. Status Solidi B 246, 972-974 (2009). Phys. Status Solidi B
• Saturation of two-level systems and charge noise in Josephson junction qubits Magdalena Constantin, Clare C. Yu, John M. Martinis PRB 79, 094520 (2009). PRB | PDF | arXiv:0810.1334
• Microwave response of vortices in superconducting thin films of Re and Al C. Song, T. W. Heitmann, M. P. DeFeo, K. Yu, R. McDermott, M. Neeley, John M. Martinis, B. L. T. Plourde PRB 79, 174512 (2009). PRB | PDF | arXiv:0812.3645
• Superconducting Phase Qubits John M. Martinis Quantum Information Processing 8, 81 (2009). QIP | PDF
• Josephson phase qubit circuit for the evaluation of advanced tunnel barrier materials Jeffrey S. Kline, Haohua Wang, Seongshik Oh, John M. Martinis, David P. Pappas Superconductor Science and Technology 22, 015004 (2009). SST | PDF

2008

• Measurement of the decay of Fock states in a superconducting quantum circuit H. Wang, M. Hofheinz, M. Ansmann, R. C. Bialczak, E. Lucero, M. Neeley, A. D. O'Connell, D. Sank, J. Wenner, A. N. Cleland, John M. Martinis PRL 101, 240401 (2008). PRL | PDF | arXiv:0808.3279 | Viewpoint
• Generation of Fock states in a superconducting quantum circuit Max Hofheinz, E. M. Weig, M. Ansmann, Radoslaw C. Bialczak, Erik Lucero, M. Neeley, A. D. O'Connell, H. Wang, John M. Martinis, A. N. Cleland Nature 454, 310-314 (2008). Nature | PDF (Nature) | PDF | Writeup by S. Girvin (Cond. Mat. Journal Club, PDF)
• Reversal of the Weak Measurement of a Quantum State in a Superconducting Phase Qubit Nadav Katz, Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, Erik Lucero, A. O'Connell, H. Wang, A. N. Cleland, John M. Martinis, Alexander N. Korotkov PRL 101, 200401 (2008). | PRL | PDF | arxiv:0806.3547 | Viewpoint | Nature writeup
• Maximally entangling tripartite protocols for Josephson phase qubits Andrei Galiautdinov and J. M. Martinis PRA 78, 010305(R) (2008). PRA | PDF | arXiv:0804.3159
• Process tomography of quantum memory in a Josephson-phase qubit coupled to a two-level state Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, A. O'Connell, H. Wang, A. N. Cleland, John M. Martinis Nature Physics 4, 523-526 (2008). Nature Physics | PDF (Nature) | PDF
• A semi-empirical model for two-level system noise in superconducting microresonators Jiansong Gao, Miguel Daal, John M. Martinis, Benjamin A. Mazin, Peter K. Day, Henry G. Leduc, Anastasios Vayonakis, Bernard Sadoulet, Jonas Zmuidzinas APL 92, 212504 (2008). APL | PDF | arXiv:0804.0467
• Microwave Dielectric Loss at Single Photon Energies and milliKelvin Temperatures Aaron D. O'Connell, M. Ansmann, R. C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, C. McKenney, M. Neeley, H. Wang, E. M. Weig, A. N. Cleland, J. M. Martinis APL 92, 112903 (2008). APL | PDF | arXiv:0802.2404
• Magnetism in SQUIDs at Millikelvin Temperatures S. Sendelbach, D. Hover, A. Kittel, M. Mück, John M. Martinis, R. McDermott Phys. Rev. Lett. 100, 227006 (2008). PRL | PDF | arXiv:0802.1518 | calculations: PDF | arXiv:0802.1511
• High-fidelity gates in a Josephson qubit Erik Lucero, M. Hofheinz, M. Ansmann, Radoslaw C. Bialczak, N. Katz, Matthew Neeley, A.D. O'Connell, H. Wang, A. N. Cleland, John M. Martinis Phys. Rev. Lett. 100, 247001 (2008). PRL | PDF | arXiv:0802.0903
• Transformed Dissipation in Superconducting Quantum Circuits Matthew Neeley, M. Ansmann, Radoslaw C. Bialczak, M. Hofheinz, N. Katz, Erik Lucero, A. O'Connell, H. Wang, A. N. Cleland, John M. Martinis Phys. Rev. B 77, 180508(R) (2008). PRB | PDF | arXiv:0801.2994

2007

• 1/f Flux Noise in Josephson Phase Qubits Radoslaw C. Bialczak, R. McDermott, M. Ansmann, M. Hofheinz, N. Katz, Erik Lucero, Matthew Neeley, A.D. O'Connell, H. Wang, A. N. Cleland, John M. Martinis Phys. Rev. Lett. 99, 187006 (2007). PRL | PDF | arXiv:0708.2125
• Temperature dependence of coherent oscillations in Josephson phase qubits J. Lisenfeld, A. Lukashenko, M. Ansmann, J.M. Martinis, A.V. Ustinov Phys. Rev. Lett. 99, 170504 (2007). PRL | PDF
• Theoretical analysis of measurement crosstalk for coupled Josephson phase qubits Abraham G. Kofman, Qin Zhang, John M. Martinis, Alexander N. Korotkov Phys. Rev. B 75, 014524 (2007). PRB | PDF

2006

• Measurement of the Entanglement of Two Superconducting Qubits via State Tomography Matthias Steffen, M. Ansmann, Radoslaw C. Bialczak, N. Katz, Erik Lucero, R. McDermott, Matthew Neeley, E. M. Weig, A. N. Cleland, John M. Martinis Science 313, Issue 5792, 1423-1425 (2006). Science | PDF (Science) | PDF | Supplemental Material | Physics World | Perspective by Irfan Siddiqi and John Clarke
• Coherent state evolution in a superconducting qubit from partial-collapse measurement N. Katz, M. Ansmann, Radoslaw C. Bialczak, Erik Lucero, R. McDermott, Matthew Neeley, Matthias Steffen, E. M. Weig, A. N. Cleland, John M. Martinis, A. N. Korotkov Science 312, Issue 5779, 1498-1500 (2006). Science | PDF (Science) | PDF | Supplemental Material
• State tomography of capacitively shunted phase qubits with high fidelity Matthias Steffen, M. Ansmann, R. McDermott, N. Katz, Radoslaw C. Bialczak, Erik Lucero, Matthew Neeley, E.M. Weig, A.N. Cleland, John M. Martinis Phys. Rev. Lett. 97, 050502 (2006). PRL | PDF | arxiv:cond-mat/0602432
• Analysis of measurement errors for a superconducting phase qubit Qin Zhang, Abraham G. Kofman, John M. Martinis, Alexander N. Korotkov Phys. Rev. B 74, 214518 (2006). PRB | PDF | arxiv:cond-mat/0607385

2005

• Low-Leakage Superconducting Tunnel Junctions with a Single-Crystal Al₂O₃ Barrier S. Oh, K. Cicak, R. McDermott, K.B. Cooper, K.D. Osborn, R.W. Simmonds, M. Steffen, J.M. Martinis, D.P. Pappas Superconductor Science and Technology, Vol 18, 1396 (2005). SST | PDF
• Decoherence in Josephson Qubits from Dielectric Loss John M. Martinis, K.B. Cooper, R. McDermott, Matthias Steffen, Markus Ansmann, K. Osborn, K. Cicak, S. Oh, D.P. Pappas. R.W. Simmonds, Clare C. Yu Phys. Rev. Lett. 95, 210503 (2005). PRL | PDF | arxiv:cond-mat/0507622
• Simultaneous state measurement of coupled Josephson phase qubits R. McDermott, R.W. Simmonds, M. Steffen, K.B. Cooper, K. Cicak, K. Osborn, S. Oh, D.P. Pappas, J.M. Martinis Science 307, Issue 5713, 1299-1302 (2005). Science | PDF (Science) | Full Text | PDF
• Epitaxial growth of rhenium with sputtering Seongshik Oh, Dustin A. Hite, K. Cicak, Kevin D. Osborn, Raymond W. Simmonds, Robert McDermott, Ken B. Cooper, Matthias Steffen, John M. Martinis, David P. Pappas Thin Solid Films, Vol 496, Issue 2, 389-394 (2005). Thin Solid Films | PDF

2004

• Junction Materials Research using Phase Qubits R.W. Simmonds, D.A. Hite, R. McDermott, M. Steffen, K.B. Cooper, K.M. Lang, J.M. Martinis, D.P. Pappas In "Quantum Computing in Solid State Systems" by P. Delsing, C. Granata, Y. Pashkin, B. Ruggiero and P. Silvestrini. New York: Springer (2004). Abstract | PDF
• Observation of Quantum Oscillations Between a Josephson Phase Qubit and a Microscopic Resonator Using Fast Readout K. B. Cooper, M. Steffen, R. McDermott, R.W. Simmonds, Seongshik Oh, D.A. Hite, D.P. Pappas, J.M. Martinis Phys. Rev. Lett. 93, 180401 (2004). PRL | PDF | arxiv:cond-mat/0405710
• Decoherence in Josephson Phase Qubits from Junction Resonators R.W. Simmonds, K.M. Lang, D.A. Hite, D.P. Pappas, J.M. Martinis Phys. Rev. Lett. 93, 077003 (2004). PRL | PDF | arxiv:cond-mat/0402470
• Conducting atomic force microscopy for nanoscale tunnel barrier characterizaton K. M. Lang, D. A. Hite, R. W. Simmonds, R. McDermott, D. P. Pappas, J. M. Martinis Reviews of Scientific Instruments 75, 2726 (2004). RSI | PDF
• Critical Field for Complete Vortex Expulsion from Narrow Superconducting Strips G. Stan, S.B. Field, J.M. Martinis Phys. Rev. Lett 92, 097003 (2004). PRL | PDF
• Implementing Qubits with Superconducting Integrated Circuits Michel H. Devoret and John M. Martinis Quantum Information Processing vol. 3. (2004). Abstract | PDF
• Superconducting Qubits and the Physics of Josephson Junctions John M. Martinis Les Houches Session LXXIX (2003): Quantum Entanglement and Information Processing, 487-520 (2004). Online | PDF | arxiv:cond-mat/0402415

2003

• Accurate control of Josephson phase qubits M. Steffen, J.M. Martinis, I.L. Chuang Phys. Rev. B 68, 224518 (2003). PRB | PDF
• Banishing Quasiparticles from Josephson-Junction Qubits: Why and How to do it K.M. Lang, S. Nam, J. Aumentado, C. Urbina, John M. Martinis IEEE Transactions on Applied Superconductivity 13, 989 (2003). IEEE | PDF
• Decoherence of a Superconducting Qubit from Bias Noise John M. Martinis, S. Nam, J. Aumentado, K.M. Lang, C. Urbina Phys. Rev. B 67, 094510 (2003). PRB | PDF

2002

• Rabi Oscillations in a Large Josephson-Junction Qubit John M. Martinis, S. Nam, J. Aumentado, C. Urbina Phys. Rev. Lett. 89, 117901 (2002). PRL | PDF

Copyrights

• Articles published in Physical Review Letters (PRL), Physical Review A (PRA), and Physical Review B (PRB) are copyright by the American Physical Society.
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