301 citations · 870 across the 27 of their papers we have counts for
27 papers
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…
Controlling emitter-field coupling in waveguides with a nanomechanical phase shifter
Celeste Qvotrup, Ying Wang, Marcus Albrechtsen +5
The ability to control light-matter interfaces with solid-state photon emitters is a major requirement for the development of quantum photonic integrated circuits. We demonstrate c…
Integration of a GaAs-based nanomechanical phase shifter with quantum-dot single-photon sources
Celeste Qvotrup, Ying Wang, Marcus Albrechtsen +5
We demonstrate a small-footprint electromechanical phase shifter with a compact active length of fabricated on a suspended GaAs membrane, offering versatile integra…
Resonant Energy Transfer and Collectively Driven Emitters in Waveguide QED
Cornelis Jacobus van Diepen, Vasiliki Angelopoulou, Oliver August Dall'Alba Sandberg +6
Waveguide quantum electrodynamics (QED) has opened a new frontier in quantum optics, which enables the radiative coupling of distantly located emitters via the spatially extended w…
Programmable Nonlinear Quantum Photonic Circuits
Kasper H. Nielsen, Ying Wang, Edward Deacon +9
The lack of interactions between single photons prohibits direct nonlinear operations in quantum optical circuits, representing a central obstacle in photonic quantum technologies.…
A quantum dot coupled to a suspended-beam mechanical resonator: from the unresolved- to the resolved-sideband regime
Clemens Spinnler, Giang N. Nguyen, Ying Wang +9
We present experiments in which self-assembled InAs quantum dots are coupled to a thin, suspended-beam GaAs resonator. The quantum dots are driven resonantly and the resonance fluo…
A single-photon emitter coupled to a phononic-crystal resonator in the resolved-sideband regime
Clemens Spinnler, Giang N. Nguyen, Ying Wang +9
A promising route towards the heralded creation and annihilation of single-phonons is to couple a single-photon emitter to a mechanical resonator. The challenge lies in reaching th…
Violation of Bell inequality by photon scattering on a two-level emitter
Shikai Liu, Oliver August Dall'Alba Sandberg, Ming Lai Chan +13
Entanglement, the non-local correlations present in multipartite quantum systems, is a curious feature of quantum mechanics and the fuel of quantum technology. It is therefore a ma…
Direct observation of non-linear optical phase shift induced by a single quantum emitter in a waveguide
Mathias J. R. Staunstrup, Alexey Tiranov, Ying Wang +7
Realizing a sensitive photon-number-dependent phase shift on a light beam is required both in classical and quantum photonics. It may lead to new applications for classical and qua…
Independent operation of two waveguide-integrated quantum emitters
Camille Papon, Ying Wang, Ravitej Uppu +5
We demonstrate the resonant excitation of two quantum dots in a photonic integrated circuit for on-chip single-photon generation in multiple spatial modes. The two quantum dots are…
Collective super- and subradiant dynamics between distant optical quantum emitters
Alexey Tiranov, Vasiliki Angelopoulou, Cornelis Jacobus van Diepen +9
Photon emission is the hallmark of light-matter interaction and the foundation of photonic quantum science, enabling advanced sources for quantum communication and computing. Altho…
On-chip spin-photon entanglement based on single-photon scattering
Ming Lai Chan, Alexey Tiranov, Martin Hayhurst Appel +7
The realization of on-chip quantum gates between photons and solid-state spins is a key building block for quantum-information processors, enabling, e.g., distributed quantum compu…
Extending the time of coherent optical response in ensemble of singly-charged InGaAs quantum dots
A. N. Kosarev, A. V. Trifonov, I. A. Yugova +10
The ability to extend the time scale of the coherent optical response from large ensembles of quantum emitters is highly appealing for applications in quantum information devices.…
A Pure and indistinguishable single-photon source at telecommunication wavelength
Beatrice Da Lio, Carlos Faurby, Xiaoyan Zhou +8
On-demand single-photon sources emitting pure and indistinguishable photons at the telecommunication wavelength are a critical asset towards the deployment of fiber-based quantum n…
Dynamical photon-photon interaction mediated by a quantum emitter
Hanna Le Jeannic, Alexey Tiranov, Jacques Carolan +11
Single photons constitute a main platform in quantum science and technology: they carry quantum information over extended distances in the future quantum internet and can be manipu…
Entangling a Hole Spin with a Time-Bin Photon: A Waveguide Approach for Quantum Dot Sources of Multi-Photon Entanglement
Martin Hayhurst Appel, Alexey Tiranov, Simon Pabst +10
Deterministic sources of multi-photon entanglement are highly attractive for quantum information processing but are challenging to realize experimentally. In this paper, we demonst…
Strong enhancement of heavy-hole Landé factor in InGaAs symmetric quantum dots revealed by coherent optical spectroscopy
A. V. Trifonov, I. A. Akimov, L. E. Golub +9
We reveal the existence of a large in-plane heavy-hole factor in symmetric self-assembled (001) (In,Ga)As/GaAs quantum dots due to warping of valence band states. This warping…
Electroabsorption in gated GaAs nanophotonic waveguides
Ying Wang, Ravitej Uppu, Xiaoyan Zhou +6
We report on the analysis of electroabsorption in thin GaAs/AlGaAs nanophotonic waveguides with an embedded -- junction. By measuring the transmission thro…
Wafer-Scale Epitaxial Modulation of Quantum Dot Density
N. Bart, C. Dangel, P. Zajac +21
Precise control of the properties of semiconductor quantum dots (QDs) is vital for creating novel devices for quantum photonics and advanced opto-electronics. Suitable low QD-densi…
A coherent spin-photon interface with waveguide induced cycling transitions
Martin Hayhurst Appel, Alexey Tiranov, Alisa Javadi +7
Solid-state quantum dots are promising candidates for efficient light-matter interfaces connecting internal spin degrees of freedom to the states of emitted photons. However, selec…
Near Transform-limited Quantum Dot Linewidths in a Broadband Photonic Crystal Waveguide
Freja T. Pedersen, Ying Wang, Cecilie T. Olesen +8
Planar nanophotonic structures enable broadband, near-unity coupling of emission from quantum dots embedded within, thereby realizing ideal singe-photon sources. The efficiency and…
Scalable integrated single-photon source
Ravitej Uppu, Freja T. Pedersen, Ying Wang +8
Photonic qubits are key enablers for quantum-information processing deployable across a distributed quantum network. An on-demand and truly scalable source of indistinguishable sin…
On-chip deterministic operation of quantum dots in dual-mode waveguides for a plug-and-play single-photon source
Ravitej Uppu, Hans T. Eriksen, Henri Thyrrestrup +9
A deterministic source of coherent single photons is an enabling device of quantum-information processing for quantum simulators, and ultimately a full-fledged quantum internet. Qu…
Detection and amplification of spin noise using scattered laser light in a quantum-dot microcavity
A. N. Kamenskii, M. Yu. Petrov, G. G. Kozlov +7
Fundamental properties of the spin-noise signal formation in a quantum-dot microcavity are studied by measuring the angular characteristics of the scattered light intensity. A dist…