Search Results - "Hertzberg, Jared B."
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Topological and Subsystem Codes on Low-Degree Graphs with Flag Qubits
Published in Physical review. X (01-01-2020)“…In this work we introduce two code families, which we call the heavy-hexagon code and the heavy-square code. Both code families are implemented by assigning…”
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Journal Article -
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Laser-annealing Josephson junctions for yielding scaled-up superconducting quantum processors
Published in npj quantum information (19-08-2021)“…As superconducting quantum circuits scale to larger sizes, the problem of frequency crowding proves a formidable task. Here we present a solution for this…”
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Demonstration of an ultracold micro-optomechanical oscillator in a cryogenic cavity
Published in Nature physics (01-07-2009)“…Preparing and manipulating quantum states of mechanical resonators is a highly interdisciplinary undertaking that now receives enormous interest for its…”
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4
Broadband filters for abatement of spontaneous emission in circuit quantum electrodynamics
Published in Applied physics letters (26-10-2015)“…The ability to perform fast, high-fidelity readout of quantum bits (qubits) is essential to the goal of building a quantum computer. However, coupling a fast…”
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Journal Article -
5
High-performance superconducting quantum processors via laser annealing of transmon qubits
Published in Science advances (13-05-2022)“…Scaling the number of qubits while maintaining high-fidelity quantum gates remains a key challenge for quantum computing. Presently, superconducting quantum…”
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Journal Article -
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Direct Measurements of Surface Scattering in Si Nanosheets Using a Microscale Phonon Spectrometer: Implications for Casimir-Limit Predicted by Ziman Theory
Published in Nano letters (12-02-2014)“…Thermal transport in nanostructures is strongly affected by phonon-surface interactions, which are expected to depend on the phonon’s wavelength and the…”
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Efficient and Sensitive Capacitive Readout of Nanomechanical Resonator Arrays
Published in Nano letters (01-01-2007)“…Here we describe all-electronic broadband motion detection in radio frequency nanomechanical resonators. Our technique relies upon the measurement of small…”
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Suppression of Unwanted ZZ Interactions in a Hybrid Two-Qubit System
Published in Physical review letters (13-11-2020)“…Mitigating crosstalk errors, whether classical or quantum mechanical, is critically important for achieving high-fidelity entangling gates in multiqubit…”
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Building quantum logic circuits using arrays of superconducting qubits
Published in 2016 74th Annual Device Research Conference (DRC) (01-06-2016)“…Quantum computing holds the promise of a novel form of information processing in which data resides in quantum states. By exploiting superpositions and…”
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Conference Proceeding -
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Suppression of Unwanted Z Z Interactions in a Hybrid Two-Qubit System
Published in Physical review letters (01-11-2020)Get full text
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Design and operation of a microfabricated phonon spectrometer utilizing superconducting tunnel junctions as phonon transducers
Published in New journal of physics (15-04-2013)“…In order to fully understand nanoscale heat transport it is necessary to spectrally characterize phonon transmission in nanostructures. Toward this goal we…”
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Journal Article -
13
Weakly Flux-Tunable Superconducting Qubit
Published 08-03-2022“…Phys. Rev. Applied 18, 034057 (2022) Flux-tunable qubits are a useful resource for superconducting quantum processors. They can be used to perform cPhase…”
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Journal Article -
14
Topological and subsystem codes on low-degree graphs with flag qubits
Published 24-12-2019“…Phys. Rev. X 10, 011022 (2020) In this work we introduce two code families, which we call the heavy hexagon code and heavy square code. Both code families are…”
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Journal Article -
15
Suppression of Unwanted $ZZ$ Interactions in a Hybrid Two-Qubit System
Published 05-03-2020“…Phys. Rev. Lett. 125, 200504 (2020) Mitigating crosstalk errors, whether classical or quantum mechanical, is critically important for achieving high-fidelity…”
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Journal Article -
16
Laser-annealing Josephson junctions for yielding scaled-up superconducting quantum processors
Published 23-09-2020“…npj Quantum Information 7, 129 (2021) As superconducting quantum circuits scale to larger sizes, the problem of frequency crowding proves a formidable task…”
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Journal Article -
17
High-fidelity superconducting quantum processors via laser-annealing of transmon qubits
Published 15-12-2020“…Scaling the number of qubits while maintaining high-fidelity quantum gates remains a key challenge for quantum computing. Presently, superconducting quantum…”
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Journal Article -
18
Tunable Superconducting Qubits with Flux-Independent Coherence
Published 21-02-2017“…Phys. Rev. Applied 8, 044003 (2017) We have studied the impact of low-frequency magnetic flux noise upon superconducting transmon qubits with various levels of…”
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Journal Article -
19
Broadband Filters for Abatement of Spontaneous Emission in Circuit Quantum Electrodynamics
Published 29-10-2015“…Applied Physics Letters 107, 172601 (2015) The ability to perform fast, high-fidelity readout of quantum bits (qubits) is essential to the goal of building a…”
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Journal Article -
20
Design and operation of a microfabricated phonon spectrometer utilizing superconducting tunnel junctions as phonon transducers
Published 25-03-2013“…New J. Phys. 15 043018 (2013) In order to fully understand nanoscale heat transport it is necessary to spectrally characterize phonon transmission in…”
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Journal Article