Search Results - "PLOURDE, B. L. T"

Trapping a single vortex and reducing quasiparticles in a superconducting resonator by Nsanzineza, I, Plourde, B L T

“…Vortices trapped in thin-film superconducting microwave resonators can have a significant influence on the resonator performance. Using a variable-linewidth…”
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Experimental Demonstration of a Resonator-Induced Phase Gate in a Multiqubit Circuit-QED System by Paik, Hanhee, Mezzacapo, A, Sandberg, Martin, McClure, D T, Abdo, B, Córcoles, A D, Dial, O, Bogorin, D F, Plourde, B L T, Steffen, M, Cross, A W, Gambetta, J M, Chow, Jerry M

“…The resonator-induced phase (RIP) gate is an all-microwave multiqubit entangling gate that allows a high degree of flexibility in qubit frequencies, making it…”
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Phonon downconversion to suppress correlated errors in superconducting qubits by Iaia, V., Ku, J., Ballard, A., Larson, C. P., Yelton, E., Liu, C. H., Patel, S., McDermott, R., Plourde, B. L. T.

“…Quantum error correction can preserve quantum information in the presence of local errors, but correlated errors are fatal. For superconducting qubits,…”
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High-Fidelity Measurement of a Superconducting Qubit Using an On-Chip Microwave Photon Counter by Opremcak, A., Liu, C. H., Wilen, C., Okubo, K., Christensen, B. G., Sank, D., White, T. C., Vainsencher, A., Giustina, M., Megrant, A., Burkett, B., Plourde, B. L. T., McDermott, R.

“…We describe an approach to the high-fidelity measurement of a superconducting qubit using an on-chip microwave photon counter. The protocol relies on the…”
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Measurement of a superconducting qubit with a microwave photon counter by Opremcak, A, Pechenezhskiy, I V, Howington, C, Christensen, B G, Beck, M A, Leonard, Jr, E, Suttle, J, Wilen, C, Nesterov, K N, Ribeill, G J, Thorbeck, T, Schlenker, F, Vavilov, M G, Plourde, B L T, McDermott, R

“…Fast, high-fidelity measurement is a key ingredient for quantum error correction. Conventional approaches to the measurement of superconducting qubits,…”
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Enhanced superconducting transition temperature in electroplated rhenium by Pappas, D. P., David, D. E., Lake, R. E., Bal, M., Goldfarb, R. B., Hite, D. A., Kim, E., Ku, H.-S., Long, J. L., McRae, C. R. H., Pappas, L. D., Roshko, A., Wen, J. G., Plourde, B. L. T., Arslan, I., Wu, X.

“…We show that electroplated Re films in multilayers with noble metals such as Cu, Au, and Pd have an enhanced superconducting critical temperature relative to…”
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Solid-State Qubits with Current-Controlled Coupling by Hime, T, Reichardt, P.A, Plourde, B.L.T, Robertson, T.L, Wu, C.-E, Ustinov, A.V, Clarke, John

“…The ability to switch the coupling between quantum bits (qubits) on and off is essential for implementing many quantum-computing algorithms. We demonstrated…”
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Suppression of Unwanted ZZ Interactions in a Hybrid Two-Qubit System by Ku, Jaseung, Xu, Xuexin, Brink, Markus, McKay, David C, Hertzberg, Jared B, Ansari, Mohammad H, Plourde, B L T

“…Mitigating crosstalk errors, whether classical or quantum mechanical, is critically important for achieving high-fidelity entangling gates in multiqubit…”
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Anomalous charge noise in superconducting qubits by Christensen, B., Wilen, C., Opremcak, A., Nelson, J., Schlenker, F., Zimonick, C., Faoro, L., Ioffe, L., Rosen, Y., Dubois, J., Plourde, B., Mcdermott, R.

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Quasiparticle Poisoning of Superconducting Qubits from Resonant Absorption of Pair-Breaking Photons by Liu, C H, Harrison, D C, Patel, S, Wilen, C D, Rafferty, O, Shearrow, A, Ballard, A, Iaia, V, Ku, J, Plourde, B L T, McDermott, R

“…The ideal superconductor provides a pristine environment for the delicate states of a quantum computer: because there is an energy gap to excitations, there…”
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Hardware Implementation of Quantum Stabilizers in Superconducting Circuits by Dodge, K., Liu, Y., Klots, A. R., Cole, B., Shearrow, A., Senatore, M., Zhu, S., Ioffe, L. B., McDermott, R., Plourde, B. L. T.

“…Stabilizer operations are at the heart of quantum error correction and are typically implemented in software-controlled entangling gates and measurements of…”
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Reducing microwave loss in superconducting resonators due to trapped vortices by Song, C., DeFeo, M. P., Yu, K., Plourde, B. L. T.

“…Microwave resonators with high quality factors have enabled many recent breakthroughs with superconducting qubits and photon detectors, typically operated in…”
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Rectification of vortex motion in a circular ratchet channel by Lin, N. S., Heitmann, T. W., Yu, K., Plourde, B. L. T., Misko, V. R.

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Superconducting qubit in a waveguide cavity with a coherence time approaching 0.1 ms by Rigetti, Chad, Gambetta, Jay M., Poletto, Stefano, Plourde, B. L. T., Chow, Jerry M., Córcoles, A. D., Smolin, John A., Merkel, Seth T., Rozen, J. R., Keefe, George A., Rothwell, Mary B., Ketchen, Mark B., Steffen, M.

“…We report a superconducting artificial atom with a coherence time of T sub(2)* = 92 mu s and energy relaxation time T sub(1) = 70 mu s. The system consists of…”
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First-order sideband transitions with flux-driven asymmetric transmon qubits by Strand, J. D., Ware, Matthew, Beaudoin, Félix, Ohki, T. A., Johnson, B. R., Blais, Alexandre, Plourde, B. L. T.

“…We demonstrate rapid, first-order sideband transitions between a superconducting resonator and a frequency-modulated transmon qubit. The qubit contains a…”
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Decoherence in Josephson-junction qubits due to critical-current fluctuations by VAN HARLINGEN, D. J, ROBERTSON, T. L, PLOURDE, B. L. T, REICHARDT, P. A, CRANE, T. A, CLARKE, John

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Process verification of two-qubit quantum gates by randomized benchmarking by Córcoles, A. D., Gambetta, Jay M., Chow, Jerry M., Smolin, John A., Ware, Matthew, Strand, Joel, Plourde, B. L. T., Steffen, M.

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Copper Waveguide Cavities With Reduced Surface Loss for Coupling to Superconducting Qubits by Bogorin, Daniela F., McClure, Doug T., Ware, Matthew, Plourde, B. L. T.

“…Significant improvements in superconducting qubit coherence times have been achieved recently with 3-D microwave waveguide cavities coupled to transmon qubits…”
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Entangling flux qubits with a bipolar dynamic inductance by PLOURDE, B. L. T, ZHANG, J, WHALEY, K. B, WILHELM, F. K, ROBERTSON, T. L, HIME, T, LINZEN, S, REICHARDT, P. A, WU, C.-E, CLARKE, John

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Flux qubits and readout device with two independent flux lines by PLOURDE, B. L. T, ROBERTSON, T. L, REICHARDT, P. A, HIME, T, LINZEN, S, WU, C.-E, CLARKE, John

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