Measuring magic on a quantum processor

SFE Oliviero, L Leone, A Hamma, S Lloyd - npj Quantum Information, 2022 - nature.com
Magic states are the resource that allows quantum computers to attain an advantage over
classical computers. This resource consists in the deviation from a property called …

Quantifying the magic of quantum channels

X Wang, MM Wilde, Y Su - New Journal of Physics, 2019 - iopscience.iop.org
To achieve universal quantum computation via general fault-tolerant schemes, stabilizer
operations must be supplemented with other non-stabilizer quantum resources. Motivated …

Efficiently computable bounds for magic state distillation

X Wang, MM Wilde, Y Su - Physical review letters, 2020 - APS
Magic-state distillation (or nonstabilizer state manipulation) is a crucial component in the
leading approaches to realizing scalable, fault-tolerant, and universal quantum computation …

Magic state distillation and cost analysis in fault-tolerant universal quantum computation

Y Liu, Z Ma, L Luo, C Du, Y Fei, H Wang… - Quantum Science …, 2023 - iopscience.iop.org
Magic states have been widely studied in recent years as resource states that help quantum
computers achieve fault-tolerant universal quantum computing. The fault-tolerant quantum …

Unified framework for magic state distillation and multiqubit gate synthesis with reduced resource cost

ET Campbell, M Howard - Physical Review A, 2017 - APS
The standard approach to fault-tolerant quantum computation is to store information in a
quantum error correction code, such as the surface code, and process information using a …

[PDF][PDF] A little magic means a lot

A Gu, L Leone, S Ghosh, J Eisert, S Yelin… - arXiv preprint arXiv …, 2023 - drive.google.com
Notions of so-called magic quantify how non-classical quantum states are in a precise
sense: low values of magic preclude quantum advantage; they also play a key role in …

Simulation of qubit quantum circuits via Pauli propagation

P Rall, D Liang, J Cook, W Kretschmer - Physical Review A, 2019 - APS
We present algorithms to estimate outcomes for qubit quantum circuits. Notably, these
methods can simulate a Clifford circuit in linear time without ever writing down stabilizer …

Constraints on magic state protocols from the statistical mechanics of Wigner negativity

N Koukoulekidis, D Jennings - npj Quantum Information, 2022 - nature.com
Magic states are key ingredients in schemes to realize universal fault-tolerant quantum
computation. Theories of magic states attempt to quantify this computational element via …

Characterization of an operational quantum resource in a critical many-body system

S Sarkar, C Mukhopadhyay, A Bayat - New Journal of Physics, 2020 - iopscience.iop.org
Quantum many-body systems have been extensively studied from the perspective of
quantum technology, and conversely, critical phenomena in such systems have been …

Scaling W state circuits in the qudit Clifford hierarchy

L Yeh - Companion Proceedings of the 7th International …, 2023 - dl.acm.org
We identify a novel qudit gate which we refer to as the gate. This is an alternate
generalization of the qutrit T gate to any odd prime dimension d, in the dth level of the …