Building Blocks for Quantum Network Based on Group‐IV Split‐Vacancy Centers in Diamond

D Chen, N Zheludev, W Gao - Advanced Quantum …, 2020 - Wiley Online Library
One ultimate goal of quantum information processing is to construct a quantum network for
direct sharing of quantum information between distant parties based on stationary qubits for …

Spectroscopic investigations of negatively charged tin-vacancy centres in diamond

J Görlitz, D Herrmann, G Thiering, P Fuchs… - New Journal of …, 2020 - iopscience.iop.org
The recently discovered negatively charged tin-vacancy centre in diamond is a promising
candidate for applications in quantum information processing (QIP). We here present a …

Transform-limited photon emission from a lead-vacancy center in diamond above 10 K

P Wang, L Kazak, K Senkalla, P Siyushev, R Abe… - Physical Review Letters, 2024 - APS
Transform-limited photon emission from quantum emitters is essential for high-fidelity
entanglement generation. In this Letter, we report the coherent optical property of a single …

Generation of Greenberger-Horne-Zeilinger states for silicon-vacancy centers using a decoherence-free subspace

YF Qiao, JQ Chen, XL Dong, BL Wang, XL Hei… - Physical Review A, 2022 - APS
Generating Greenberger-Horne-Zeilinger (GHZ) states of solid-state spins is of great
significance for quantum metrology and quantum error correction. We propose here an …

Two-Photon Excitation of Silicon-Vacancy Centers in Nanodiamonds for All-Optical Thermometry with a Noise Floor of 6.6 mK·Hz–1/2

J Zhang, H He, T Zhang, L Wang, M Gupta… - The Journal of …, 2023 - ACS Publications
In this paper, we introduce ultrasensitive all-optical nanothermometry using high figure-of-
merit nanodiamonds with silicon-vacancy (SiV) centers. In contrast to the commonly used …

Phononic-waveguide-assisted steady-state entanglement of silicon-vacancy centers

YF Qiao, HZ Li, XL Dong, JQ Chen, Y Zhou, PB Li - Physical Review A, 2020 - APS
Multiparticle entanglement is of great significance for quantum metrology and quantum
information processing. We present here an efficient scheme for generating stable …

SUPER and subpicosecond coherent control of an optical qubit in a tin-vacancy color center in diamond

CG Torun, M Gökçe, TK Bracht, MI Monsalve… - arxiv preprint arxiv …, 2023 - arxiv.org
The coherent excitation of an optically active spin system is one of the key elements in the
engineering of a spin-photon interface. In this work, we use the novel SUPER scheme …

[HTML][HTML] Transfer of arbitrary quantum states between separated superconducting cavities via an ensemble of nitrogen-vacancy centers

J Xu, T Liu - Results in Physics, 2023 - Elsevier
Transfer of quantum states between distant nodes is one of the most important preconditions
for realizing large-scale quantum information processing. We here propose two ways to …

SiV0 centres in diamond: effect of isotopic substitution in carbon and silicon

KN Boldyrev, ES Sektarov… - … of the Royal …, 2024 - royalsocietypublishing.org
The neutrally charged silicon-vacancy defect (SiV0) is a colour centre in diamond with spin
S= 1, a zero-phonon line (ZPL) at 946 nm and long spin coherence, which makes it a …

One-step implementation of a coherent conversion between microwave and optical cavities via an ensemble of nitrogen-vacancy centers

T Liu, JL Zhao, BQ Guo, QC Wu, YH Zhou, CP Yang - Physical Review A, 2021 - APS
Quantum conversion between microwave and optical photons is an important area of
quantum information science and technology. Here we propose a one-step method to …