Combining quantum processors with real-time classical communication

A Carrera Vazquez, C Tornow, D Ristè, S Woerner… - Nature, 2024 - nature.com
Quantum computers process information with the laws of quantum mechanics. Current
quantum hardware is noisy, can only store information for a short time and is limited to a few …

Overhead-constrained circuit knitting for variational quantum dynamics

G Gentinetta, F Metz, G Carleo - Quantum, 2024 - quantum-journal.org
Simulating the dynamics of large quantum systems is a formidable yet vital pursuit for
obtaining a deeper understanding of quantum mechanical phenomena. While quantum …

Optimal quantum circuit cuts with application to clustered Hamiltonian simulation

AW Harrow, A Lowe - arxiv preprint arxiv:2403.01018, 2024 - arxiv.org
We study methods to replace entangling operations with random local operations in a
quantum computation, at the cost of increasing the number of required executions. First, we …

Cutting a wire with non-maximally entangled states

M Bechtold, J Barzen, F Leymann, A Mandl - arxiv preprint arxiv …, 2024 - arxiv.org
Distributed quantum computing supports combining the computational power of multiple
quantum devices to overcome the limitations of individual devices. Circuit cutting techniques …

SCIM MILQ: an HPC quantum scheduler

P Seitz, M Geiger, C Ufrecht, A Plinge… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
With the increasing sophistication and capability of quantum hardware, its integration, and
employment in high performance computing (HPC) infrastructure becomes relevant. This …

Improving Quantum and Classical Decomposition Methods for Vehicle Routing

LS Herzog, F Wagner, C Ufrecht, L Palackal… - arxiv preprint arxiv …, 2024 - arxiv.org
Quantum computing is a promising technology to address combinatorial optimization
problems, for example via the quantum approximate optimization algorithm (QAOA). Its …

Joint Wire Cutting with Non‐Maximally Entangled States

M Bechtold, J Barzen, F Leymann… - Advanced Quantum …, 2024 - Wiley Online Library
Distributed quantum computing leverages multiple quantum devices collectively to perform
computations exceeding each device's capabilities. A currently studied technique to enable …

Understanding the Scalability of Circuit Cutting Techniques for Practical Quantum Applications

S Yang, P Murali - arxiv preprint arxiv:2411.17756, 2024 - arxiv.org
Circuit cutting allows quantum circuits larger than the available hardware to be executed.
Cutting techniques split circuits into smaller subcircuits, run them on the hardware, and …

Multithreaded parallelism for heterogeneous clusters of QPUs

P Seitz, M Geiger, CB Mendl - ISC High Performance 2024 …, 2024 - ieeexplore.ieee.org
In this work, we present MILQ, a quantum unrelated parallel machines scheduler and cutter.
The setting of unrelated parallel machines considers independent hardware backends, each …

Investigating gate teleportation using non-maximally entangled states for gate cutting

M Hildebrand - 2024 - elib.uni-stuttgart.de
Quantum computing can solve complex problems that are beyond the reach of classical
computers. Despite its vast potential, the field of quantum computing is currently hindered by …