Quantum correlations of spontaneous two-photon emission from a quantum dot
Chluba, J. & Sunyaev, R. Two-photon transitions in hydrogen and cosmological recombination. Astron. Astrophys 480, 629–645 (2008). Article …
Single nuclear spin detection and control in a van der Waals material
Sample preparation The hBN thin flakes were tape-exfoliated from a monocrystalline hBN crystal and transferred onto Si/SiO2 substrates.…
Deterministic generation of two-dimensional multi-photon cluster states
Device architecture and cluster state generation protocol To generate ladder-like cluster states, we use two transmon qubits whose…
Computational modelling of the semi-classical quantum vacuum in 3D
Theory QED in vacuum can be approximated by the HE Lagrangian67,68, as expressed below in Gaussian units: $${{{\mathcal{L}}}}=\frac{1}{8{{{\rm{\pi…
Precision is not limited by the second law of thermodynamics
Here, we provide additional detail regarding the continuum description of the wave-packet preparation, how to determine clock precision…
A single spin in hexagonal boron nitride for vectorial quantum magnetometry
An S = 1 system with dynamic range at high magnetic field Figure 1 presents the carbon-related hBN spin defects investigated…
Cavity quantum electrodynamics with moiré photonic crystal nanocavity
Design and optimization of moiré superlattice structures The MPhC superlattice is composed of two layers of photonic crystals…
Near-ultrastrong nonlinear light-matter coupling in superconducting circuits
Quarton coupler circuit Superconducting circuits is a leading platform for the study and control of light-matter interaction26,27. By…
High-purity and stable single-photon emission in bilayer WSe2 via phonon-assisted excitation
System under study: mono- and bilayer WSe2 quantum emitters We begin our study by preparing highly-polarized single-photon emitters…