An elementary review on basic principles and developments of qubits for quantum computing

E Chae, J Choi, J Kim - Nano Convergence, 2024 - Springer
An elementary review on principles of qubits and their prospects for quantum computing is
provided. Due to its rapid development, quantum computing has attracted considerable …

Dynamically generated decoherence-free subspaces and subsystems on superconducting qubits

G Quiroz, B Pokharel, J Boen, L Tewala… - arXiv preprint arXiv …, 2024 - arxiv.org
Decoherence-free subspaces and subsystems (DFS) preserve quantum information by
encoding it into symmetry-protected states unaffected by decoherence. An inherent DFS of a …

Experiments with the 4D Surface Code on a QCCD Quantum Computer

N Berthusen, J Dreiling, C Foltz, JP Gaebler… - arXiv preprint arXiv …, 2024 - arxiv.org
Single-shot quantum error correction has the potential to speed up quantum computations
by removing the need for multiple rounds of syndrome extraction in order to be fault-tolerant …

Crosstalk suppression of parallel gates for fault-tolerant quantum computation with trapped ions via optical tweezers

L Cheng, SC Liu, LY Peng, Q Gong - Physical Review Applied, 2024 - APS
The ability to perform entangling operations in parallel with a low error is essential for a
large-scale fault-tolerant quantum computer. However, for trapped-ion systems, it is a …

Concatenated Steane code with single-flag syndrome checks

B Pato, T Tansuwannont, KR Brown - Physical Review A, 2024 - APS
A fault-tolerant error correction (FTEC) protocol with a high error suppression rate and low
overhead is very desirable for the near-term implementation of quantum computers. In this …

Improved performance of the Bacon-Shor code with Steane's syndrome extraction method

G Escobar-Arrieta, M Gutiérrez - arXiv preprint arXiv:2403.01659, 2024 - arxiv.org
We compare Steane's and Shor's syndrome extraction methods on the Bacon-Shor code.
We propose a straightforward strategy based on post-selection to prepare the logical …

Fast quantum interconnects via constant-rate entanglement distillation

CA Pattison, G Baranes, J Ataides, MD Lukin… - arXiv preprint arXiv …, 2024 - arxiv.org
Distributed quantum computing allows the modular construction of large-scale quantum
computers and enables new protocols for blind quantum computation. However, such …

Efficient fault-tolerant code switching via one-way transversal CNOT gates

S Heußen, J Hilder - arXiv preprint arXiv:2409.13465, 2024 - arxiv.org
Code switching is an established technique that facilitates a universal set of FT quantum
gate operations by combining two QEC codes with complementary sets of gates, which each …

Performance of Quantum Approximate Optimization with Quantum Error Detection

Z He, D Amaro, R Shaydulin, M Pistoia - arXiv preprint arXiv:2409.12104, 2024 - arxiv.org
Quantum algorithms must be scaled up to tackle real-world applications. Doing so requires
overcoming the noise present on today's hardware. The quantum approximate optimization …

Experimental fault-tolerant code switching

I Pogorelov, F Butt, L Postler, CD Marciniak… - arXiv preprint arXiv …, 2024 - arxiv.org
Quantum error correction is a crucial tool for mitigating hardware errors in quantum
computers by encoding logical information into multiple physical qubits. However, no single …