Measurement-free fault-tolerant quantum error correction in near-term devices
Logical qubits can be protected from decoherence by performing quantum error-correction
(QEC) cycles repeatedly. Algorithms for fault-tolerant QEC must be compiled to the specific …
(QEC) cycles repeatedly. Algorithms for fault-tolerant QEC must be compiled to the specific …
A universal neutral-atom quantum computer with individual optical addressing and non-destructive readout
AG Radnaev, WC Chung, DC Cole, D Mason… - arXiv preprint arXiv …, 2024 - arxiv.org
Quantum computers must achieve large-scale, fault-tolerant operation to deliver on their
promise of transformational processing power [1-4]. This will require thousands or millions of …
promise of transformational processing power [1-4]. This will require thousands or millions of …
Computational capabilities and compiler development for neutral atom quantum processors—connecting tool developers and hardware experts
Abstract Neutral Atom Quantum Computing (NAQC) emerges as a promising hardware
platform primarily due to its long coherence times and scalability. Additionally, NAQC offers …
platform primarily due to its long coherence times and scalability. Additionally, NAQC offers …
Optimized measurement-free and fault-tolerant quantum error correction for neutral atoms
A major challenge in performing quantum error correction (QEC) is implementing reliable
measurements and conditional feed-forward operations. In quantum computing platforms …
measurements and conditional feed-forward operations. In quantum computing platforms …
Fault-Tolerant Quantum Computation Using Large Spin-Cat Codes
S Omanakuttan, V Buchemmavari, JA Gross… - PRX Quantum, 2024 - APS
We construct a fault-tolerant quantum error-correcting protocol based on a qubit encoded in
a large spin qudit using a spin-cat code, analogous to the continuous-variable cat encoding …
a large spin qudit using a spin-cat code, analogous to the continuous-variable cat encoding …
Quantum-classical tradeoffs and multi-controlled quantum gate decompositions in variational algorithms
The computational capabilities of near-term quantum computers are limited by the noisy
execution of gate operations and a limited number of physical qubits. Hybrid variational …
execution of gate operations and a limited number of physical qubits. Hybrid variational …
Quantum cellular automata for quantum error correction and density classification
Quantum cellular automata are alternative quantum-computing paradigms to quantum
Turing machines and quantum circuits. Their working mechanisms are inherently …
Turing machines and quantum circuits. Their working mechanisms are inherently …
Quantum computer error structure probed by quantum error correction syndrome measurements
S Gicev, LCL Hollenberg, M Usman - Physical Review Research, 2024 - APS
With quantum devices rapidly approaching qualities and scales needed for fault tolerance,
the validity of simplified error models underpinning the study of quantum error correction …
the validity of simplified error models underpinning the study of quantum error correction …
Enhancing quantum memory lifetime with measurement-free local error correction and reinforcement learning
Reliable quantum computation requires systematic identification and correction of errors that
occur and accumulate in quantum hardware. To diagnose and correct such errors, standard …
occur and accumulate in quantum hardware. To diagnose and correct such errors, standard …
Readout Error Mitigation for Mid-Circuit Measurements and Feedforward
Current-day quantum computing platforms are subject to readout errors, in which faulty
measurement outcomes are reported by the device. On circuits with mid-circuit …
measurement outcomes are reported by the device. On circuits with mid-circuit …