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quant-ph2026

Photon Sorting with a Quantum Emitter

Kasper H. Nielsen, Etienne Corminboeuf, Benedikt Tissot +8

High-quality photonic Bell state measurements (BSMs) enable scalable universal quantum computing and long distance quantum communication. However, when implemented with linear opti…

quant-ph2026

Remotely Preparing Many Qubits with a Single Photon

Tzula B. Propp, Benedikt Tissot, Anders S. Sørensen +1

A single photon in a superposition of modes naturally encode a -dimensional quantum system, a so-called qudit. We show that such superpositions can be leveraged to achieve a…

quant-ph2026

High fidelity photon-photon gates by scattering off a two-level quantum emitter

Love A. Pettersson, Victor R. Christiansen, Klaus Mølmer +1

We present a scheme for implementing a high-fidelity non-linear phase shift on a photonic state. The scheme is based on repeated scattering off a two-level quantum emitter embedded…

quant-ph2024

Satellite-assisted quantum communication with single photon sources and atomic memories

V. Domínguez Tubío, M. Badás Aldecocea, J. van Dam +2

Satellite-based quantum repeaters are a promising means to reach global distances in quantum networking due to the polynomial decrease of optical transmission with distance in free…

quant-ph2024

Deterministic photon source of genuine three-qubit entanglement

Yijian Meng, Ming Lai Chan, Rasmus B. Nielsen +10

Deterministic photon sources allow long-term advancements in quantum optics. A single quantum emitter embedded in a photonic resonator or waveguide may be triggered to emit one pho…