Quantum optimization: Potential, challenges, and the path forward

A Abbas, A Ambainis, B Augustino, A Bärtschi… - arXiv preprint arXiv …, 2023 - arxiv.org
Recent advances in quantum computers are demonstrating the ability to solve problems at a
scale beyond brute force classical simulation. As such, a widespread interest in quantum …

[HTML][HTML] Encoding-independent optimization problem formulation for quantum computing

F Dominguez, J Unger, M Traube, B Mant… - Frontiers in Quantum …, 2023 - frontiersin.org
We review encoding and hardware-independent formulations of optimization problems for
quantum computing. Using this generalized approach, an extensive library of optimization …

Parity Quantum Computing as -Plane Measurement-Based Quantum Computing

ID Smith, HP Nautrup, HJ Briegel - Physical Review Letters, 2024 - APS
We show that universal parity quantum computing employing a recently introduced constant
depth decoding procedure is equivalent to measurement-based quantum computation …

Scalable parity architecture with a shuttling-based spin qubit processor

F Ginzel, M Fellner, C Ertler, LR Schreiber, H Bluhm… - Physical Review B, 2024 - APS
Motivated by the prospect of a two-dimensional square-lattice geometry for semiconductor
spin qubits, we explore the realization of the parity architecture with quantum dots. We …

SWAP-less Implementation of Quantum Algorithms

B Klaver, S Rombouts, M Fellner, A Messinger… - arXiv preprint arXiv …, 2024 - arxiv.org
We present a formalism based on tracking the flow of parity quantum information to
implement algorithms on devices with limited connectivity without qubit overhead, SWAP …

Fault-tolerant quantum computing with the parity code and noise-biased qubits

A Messinger, V Torggler, B Klaver, M Fellner… - arXiv preprint arXiv …, 2024 - arxiv.org
We present a fault-tolerant universal quantum computing architecture based on a code
concatenation of noise-biased qubits and the parity architecture. The parity architecture can …

Error correction of parity-encoding-based annealing through post-readout decoding

Y Nambu - arXiv preprint arXiv:2402.08839, 2024 - arxiv.org
Lechner, Hauke, and Zoller proposed a parity-encoded spin-embedding scheme for
quantum annealing (QA) with all-to-all connectivity to avoid the issue of limited connectivity …