Universal Quantum Computing with Measurement-Induced Continuous-Variable Gate Sequence in a Loop-Based Architecture
Quantum Physics
2017-09-27 v2
Abstract
We propose a scalable scheme for optical quantum computing using measurement-induced continuous-variable quantum gates in a loop-based architecture. Here, time-bin-encoded quantum information in a single spatial mode is deterministically processed in a nested loop by an electrically programmable gate sequence. This architecture can process any input state and an arbitrary number of modes with almost minimum resources, and offers a universal gate set for both qubits and continuous variables. Furthermore, quantum computing can be performed fault-tolerantly by a known scheme for encoding a qubit in an infinite dimensional Hilbert space of a single light mode.
Cite
@article{arxiv.1706.06312,
title = {Universal Quantum Computing with Measurement-Induced Continuous-Variable Gate Sequence in a Loop-Based Architecture},
author = {Shuntaro Takeda and Akira Furusawa},
journal= {arXiv preprint arXiv:1706.06312},
year = {2017}
}