Trapped-ion quantum computing: Progress and challenges
CD Bruzewicz, J Chiaverini, R McConnell… - Applied Physics …, 2019 - pubs.aip.org
Trapped ions are among the most promising systems for practical quantum computing (QC).
The basic requirements for universal QC have all been demonstrated with ions, and …
The basic requirements for universal QC have all been demonstrated with ions, and …
Composite laser-pulses spectroscopy for high-accuracy optical clocks: a review of recent progress and perspectives
T Zanon-Willette, R Lefevre, R Metzdorff… - Reports on Progress …, 2018 - iopscience.iop.org
Probing an atomic resonance without disturbing it is an ubiquitous issue in physics. This
problem is critical in high-accuracy spectroscopy or for the next generation of atomic optical …
problem is critical in high-accuracy spectroscopy or for the next generation of atomic optical …
Parallel entangling operations on a universal ion-trap quantum computer
The circuit model of a quantum computer consists of sequences of gate operations between
quantum bits (qubits), drawn from a universal family of discrete operations. The ability to …
quantum bits (qubits), drawn from a universal family of discrete operations. The ability to …
Demonstration of fidelity improvement using dynamical decoupling with superconducting qubits
Quantum computers must be able to function in the presence of decoherence. The simplest
strategy for decoherence reduction is dynamical decoupling (DD), which requires no …
strategy for decoherence reduction is dynamical decoupling (DD), which requires no …
Assessing the progress of trapped-ion processors towards fault-tolerant quantum computation
A quantitative assessment of the progress of small prototype quantum processors towards
fault-tolerant quantum computation is a problem of current interest in experimental and …
fault-tolerant quantum computation is a problem of current interest in experimental and …
Reduced sensitivity to charge noise in semiconductor spin qubits via symmetric operation
MD Reed, BM Maune, RW Andrews, MG Borselli… - Physical review …, 2016 - APS
We demonstrate improved operation of exchange-coupled semiconductor quantum dots by
substantially reducing the sensitivity of exchange operations to charge noise. The method …
substantially reducing the sensitivity of exchange operations to charge noise. The method …
Optimized quantum compilation for near-term algorithms with openpulse
Quantum computers are traditionally operated by programmers at the granularity of a gate-
based instruction set. However, the actual device-level control of a quantum computer is …
based instruction set. However, the actual device-level control of a quantum computer is …
99.92%-Fidelity cnot Gates in Solids by Noise Filtering
Inevitable interactions with the reservoir largely degrade the performance of entangling
gates, which hinders practical quantum computation from coming into existence. Here, we …
gates, which hinders practical quantum computation from coming into existence. Here, we …
Methodology of resonant equiangular composite quantum gates
The creation of composite quantum gates that implement quantum response functions U^(θ)
dependent on some parameter of interest θ is often more of an art than a science. Through …
dependent on some parameter of interest θ is often more of an art than a science. Through …
Experimental noise filtering by quantum control
Extrinsic interference is routinely faced in systems engineering, and a common solution is to
rely on a broad class of filtering techniques to afford stability to intrinsically unstable systems …
rely on a broad class of filtering techniques to afford stability to intrinsically unstable systems …