Search Results - "Groszkowski, Peter"
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Scqubits: a Python package for superconducting qubits
Published in Quantum (Vienna, Austria) (17-11-2021)“…scqubits is an open-source Python package for simulating and analyzing superconducting circuits. It provides convenient routines to obtain energy spectra of…”
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2
Universal Stabilization of a Parametrically Coupled Qubit
Published in Physical review letters (13-10-2017)“…We autonomously stabilize arbitrary states of a qubit through parametric modulation of the coupling between a fixed frequency qubit and resonator. The coupling…”
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3
Random access quantum information processors using multimode circuit quantum electrodynamics
Published in Nature communications (04-12-2017)“…Qubit connectivity is an important property of a quantum processor, with an ideal processor having random access—the ability of arbitrary qubit pairs to…”
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4
Quantum control of an oscillator using a stimulated Josephson nonlinearity
Published in Nature physics (01-02-2020)“…Superconducting circuits extensively rely on the Josephson junction as a nonlinear electronic element for manipulating quantum information and mediating photon…”
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5
Coherence properties of the 0-π qubit
Published in New journal of physics (25-04-2018)“…Superconducting circuits rank among some of the most interesting architectures for the implementation of quantum information processing devices. The recently…”
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6
Control and coherence time enhancement of the 0-π qubit
Published in New journal of physics (04-04-2019)“…Kitaev's 0-π qubit encodes quantum information in two protected, near-degenerate states of a superconducting quantum circuit. In a recent work, we have shown…”
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7
Reservoir-Engineered Spin Squeezing: Macroscopic Even-Odd Effects and Hybrid-Systems Implementations
Published in Physical review. X (01-01-2022)“…We revisit the dissipative approach to producing and stabilizing spin-squeezed states of an ensemble ofNtwo-level systems, providing a detailed analysis of two…”
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Analytic Design of Accelerated Adiabatic Gates in Realistic Qubits: General Theory and Applications to Superconducting Circuits
Published in PRX quantum (09-07-2021)“…Shortcuts to adiabaticity is a general method for speeding up adiabatic quantum protocols, and has many potential applications in quantum information…”
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9
Simple master equations for describing driven systems subject to classical non-Markovian noise
Published in Quantum (Vienna, Austria) (06-04-2023)“…Driven quantum systems subject to non-Markovian noise are typically difficult to model even if the noise is classical. We present a systematic method based on…”
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10
High-threshold universal quantum computation on the surface code
Published in Physical review. A, Atomic, molecular, and optical physics (11-11-2009)Get full text
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11
Dissipative Superradiant Spin Amplifier for Enhanced Quantum Sensing
Published in PRX quantum (30-08-2022)“…Quantum metrology protocols exploiting ensembles of N two-level systems and Ramsey-style measurements are ubiquitous. However, in many cases excess readout…”
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12
Tunable coupling between three qubits as a building block for a superconducting quantum computer
Published in Physical review. B, Condensed matter and materials physics (17-10-2011)Get full text
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13
Publisher Correction: Random access quantum information processors using multimode circuit quantum electrodynamics
Published in Nature communications (09-01-2018)“…In the original version of this Article, the affiliation details for Peter Groszkowski and Jens Koch were incorrectly given as ‘Department of Physics,…”
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14
Squeezed Superradiance Enables Robust Entanglement-Enhanced Metrology Even with Highly Imperfect Readout
Published in Physical review letters (11-08-2023)Get full text
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15
Heisenberg-Limited Spin Squeezing via Bosonic Parametric Driving
Published in Physical review letters (13-11-2020)“…Spin-spin interactions generated by a detuned cavity are a standard mechanism for generating highly entangled spin squeezed states. We show here how…”
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16
Integrating quantum computing resources into scientific HPC ecosystems
Published in Future generation computer systems (01-12-2024)“…Quantum Computing (QC) offers significant potential to enhance scientific discovery in fields such as quantum chemistry, optimization, and artificial…”
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17
Scqubits: a Python package for superconducting qubits
Published 14-11-2021“…Quantum 5, 583 (2021) $\textbf{scqubits}$ is an open-source Python package for simulating and analyzing superconducting circuits. It provides convenient…”
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18
Fast and Robust Geometric Two-Qubit Gates for Superconducting Qubits and beyond
Published 22-03-2023“…Phys. Rev. Applied 19, 034071 (2023) Quantum protocols based on adiabatic evolution are remarkably robust against imperfections of control pulses and system…”
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19
Squeezed superradiance enables robust entanglement-enhanced metrology even with highly imperfect readout
Published 03-11-2023“…Physical Review Letters 131, 060802 (2023) Quantum metrology protocols using entangled states of large spin ensembles attempt to achieve measurement…”
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20
Simple master equations for describing driven systems subject to classical non-Markovian noise
Published 02-04-2023“…Quantum 7, 972 (2023) Driven quantum systems subject to non-Markovian noise are typically difficult to model even if the noise is classical. We present a…”
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