1.3k citations · 2.4k across the 42 of their papers we have counts for
43 papers
Overcoming the Hong-Ou-Mandel interference limitation for the second photon from a two-photon cascade
Raphael Joos, Michal Vyvlecka, Tim Strobel +8
Quantum emitters such as semiconductor quantum dots can provide entangled photon pairs emitting from a system of cascaded states. However, the resulting temporal correlation betwee…
Planar metal-semiconductor Yagi-Uda type antennas for tunable narrow-linewidth quantum dot emitters
Ievgen Brytavskyi, Andreas Kitzmüller, Santanu Manna +12
Tunable photonic architectures that improve the extraction efficiency of light from embedded epitaxial quantum dots across a wide spectral range are key enablers for developing bri…
Rack-integrated quantum dot-based source of single and entangled photons at telecom C-band
Michal Vyvlecka, Raphael Joos, Benjamin Breiholz +8
For quantum light sources in everyday telecommunication networks, quantum science needs to be fully transformed into quantum technology. The first necessary step to move outside a…
A complete fs-laser-ablation route to miniaturized single-crystal PMN-PT piezoelectric actuators
Menotti Markovic, Lucia Oberndorfer, Tobias M. Krieger +15
This article presents a novel fabrication route for miniaturized piezoelectric actuators that relies exclusively on processes based on femtosecond (fs) laser ablation. Previous wor…
Ultrastable, low-error dynamic polarization encoding of deterministically generated single photons
Joscha Hanel, Zenghui Jiang, Jipeng Wang +10
The ability to inscribe information on single photons at high speeds is a crucial requirement for quantum applications such as quantum communication and measurement-based photonic…
Asymmetric two-photon response of an incoherently driven quantum emitter
Lennart Jehle, Lena M. Hansen, Patrik I. Sund +7
Quantum emitters promise to emit exactly one photon with high probability when pumped by a laser pulse. However, even in ideal systems, re-excitation during a laser pulse causes th…
Efficient fiber coupling of telecom single-photons from circular Bragg gratings
Nam Tran, Pavel Ruchka, Sara Jakovljevic +9
Deterministic sources of quantum light are becoming increasingly relevant in the development of quantum communication, particularly in deployed fiber networks. Therefore, efficient…
Time-bin encoded quantum key distribution over 120 km with a telecom quantum dot source
Jipeng Wang, Joscha Hanel, Zenghui Jiang +11
Quantum key distribution (QKD) with deterministic single photon sources has been demonstrated over intercity fiber and free-space channels. The previous implementations relied main…
Initialization of Neutral and Charged Exciton Spin States in a Telecom-Emitting Quantum Dot
Giora Peniakov, Johannes Michl, Mohamed Helal +6
Photonic cluster states are highly entangled states that allow for photonic quantum computing and memory-less quantum repeaters. Their generation has been recently demonstrated usi…
Quantum Teleportation with Telecom Photons from Remote Quantum Emitters
Tim Strobel, Michal Vyvlecka, Ilenia Neureuther +13
The quest for a global quantum internet is based on the realization of a scalable network which requires quantum hardware with exceptional performance. Among them are quantum light…
Telecom wavelength quantum dots interfaced with silicon-nitride circuits via photonic wire bonding
Ulrich Pfister, Daniel Wendland, Florian Hornung +10
Photonic integrated circuits find ubiquitous use in various technologies, from communication, to computing and sensing, and therefore play a crucial role in the quantum technology…
High fidelity distribution of triggered polarization-entangled telecom photons via a 36km intra-city fiber network
Tim Strobel, Stefan Kazmaier, Tobias Bauer +16
Fiber-based distribution of triggered, entangled, single-photon pairs is a key requirement for the future development of terrestrial quantum networks. In this context, semiconducto…
Investigation of Purcell enhancement of quantum dots emitting in the telecom O-band with an open fiber-cavity
Julian Maisch, Jonas Grammel, Nam Tran +4
Single-photon emitters integrated in optical micro-cavities are key elements in quantum communication applications. However, optimizing their emission properties and achieving effi…
Triggered telecom C-band single-photon source with high brightness, high indistinguishability and sub-GHz spectral linewidth
Raphael Joos, Stephanie Bauer, Christian Rupp +8
Long-range, terrestrial quantum networks will require high brightness single-photon sources emitting in the telecom C-band for maximum transmission rate. Many applications addition…
Highly indistinguishable single photons from droplet-etched GaAs quantum dots integrated in single-mode waveguides and beamsplitters
Florian Hornung, Ulrich Pfister, Stephanie Bauer +9
The integration of on-demand quantum emitters into photonic integrated circuits (PICs) has drawn much of attention in recent years, as it promises a scalable implementation of quan…
High-rate intercity quantum key distribution with a semiconductor single-photon source
Jingzhong Yang, Zenghui Jiang, Frederik Benthin +13
Quantum key distribution (QKD) enables the transmission of information that is secure against general attacks by eavesdroppers. The use of on-demand quantum light sources in QKD pr…
Robust excitation of C-band quantum dots for quantum communication
Michal Vyvlecka, Lennart Jehle, Cornelius Nawrath +7
Building a quantum internet requires efficient and reliable quantum hardware, from photonic sources to quantum repeaters and detectors, ideally operating at telecommunication wavel…
Deterministic Storage and Retrieval of Telecom Quantum Dot Photons Interfaced with an Atomic Quantum Memory
S. E. Thomas, L. Wagner, R. Joos +11
A hybrid interface of solid state single-photon sources and atomic quantum memories is a long sought-after goal in photonic quantum technologies. Here we demonstrate deterministic…
A unipolar quantum dot diode structure for advanced quantum light sources
T. Strobel, J. H. Weber, M. Schmidt +7
Triggered, indistinguishable, single photons play a central role in various quantum photonic implementations. Here, we realize a novel nin diode structure embedding…
Wavelength-tunable open double-microcavity to enhance two closely spaced optical transitions
Simon Seyfferle, Thomas Herzog, Robert Sittig +3
Microcavities have long been recognized as indispensable elements in quantum photonic research due to their usefulness for enhanced light extraction and light-matter interaction. A…
High emission rate from a Purcell-enhanced, triggered source of pure single photons in the telecom C-band
Cornelius Nawrath, Raphael Joos, Sascha Kolatschek +10
Several emission features mark semiconductor quantum dots as promising non-classical light sources for prospective quantum implementations. For long-distance transmission [1] and S…
Enhancing quantum cryptography with quantum dot single-photon sources
Mathieu Bozzio, Michal Vyvlecka, Michael Cosacchi +7
Quantum cryptography harnesses quantum light, in particular single photons, to provide security guarantees that cannot be reached by classical means. For each cryptographic task, t…
Thin-Film InGaAs Metamorphic Buffer for telecom C-band InAs Quantum Dots and Optical Resonators on GaAs Platform
Robert Sittig, Cornelius Nawrath, Sascha Kolatschek +7
The GaAs-based material system is well-known for the implementation of InAs quantum dots (QDs) with outstanding optical properties. However, these dots typically emit at a waveleng…
Optical Charge Injection and Full Coherent Control of Spin-Qubit in the Telecom C-band Emitting Quantum Dot
Łukasz Dusanowski, Cornelius Nawrath, Simone L. Portalupi +5
Solid-state quantum emitters with manipulable spin-qubits are promising platforms for quantum communication applications. Although such light-matter interfaces could be realized in…