Prof. Klaus D. Jöns Profile

Prof. Klaus D. Jöns

Professor at Univ Paderborn

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 12 March 2024 Presentation + Paper

Membrane external-cavity surface-emitting lasers (MECSELs) optimized for double-side-pumping: a first fundamental single-side pumping characterization

Telsche Mikitta, Ana Ćutuk, Michael Jetter, Peter Michler, Klaus Jöns, Hermann Kahle

Proceedings Volume 12868, 1286803 (2024) https://doi.org/10.1117/12.3002481

KEYWORDS: Quantum wells, Mirrors, Indium gallium phosphide, Vertical external cavity surface emitting lasers, Silicon carbide, Heatsinks, Emission wavelengths, Semiconductor lasers, Absorption

Read Abstract +

Proceedings Article | 19 July 2023 Presentation

Observing near-unity entanglement from an indium-rich nanowire quantum dot

Matteo Pennacchietti, Mohd Zeeshan, Brady Cunard, Philip Poole, Dan Dalacu, Andreas Fognini, Klaus Jöns, Val Zwiller, Michael Reimer

Proceedings Volume PC12633, PC126330M (2023) https://doi.org/10.1117/12.2672966

KEYWORDS: Quantum entanglement, Nanowires, Quantum dots, Quantum limits, Quantum information, Quantum experiments, Temporal resolution, Solid state physics, Single photon detectors, Semiconductor quantum dots

Read Abstract +

Proceedings Article | 4 October 2022 Presentation

Stimulated generation of indistinguishable single photons from a quantum ladder system (Conference Presentation)

Friedrich Sbresny, Lukas Hanschke, Eva Schöll, William Rauhaus, Bianca Scaparra, Katarina Boos, Jonathan Finley, Klaus Jöns, Kai Müller

Proceedings Volume PC12206, PC122060E (2022) https://doi.org/10.1117/12.2633588

KEYWORDS: Single photon, Photons, Polarization, Quantum cascade lasers, Excitons, Semiconductors, Quantum information, Quantum dots, Physics, Optical filters

Read Abstract +

Proceedings Article | 4 October 2022 Paper

Multipair emission effects in quantum dot-based entangled photon sources

J. Neuwirth, F. Basso Basset, M. Rota, S. Da Silva, K. Jöns, A. Rastelli, R. Trotta

Proceedings Volume 12206, 1220603 (2022) https://doi.org/10.1117/12.2632421

KEYWORDS: Photon polarization, Single photon, Semiconductors, Nanophotonics, Optical filtering

Read Abstract +

Proceedings Article | 7 March 2022 Presentation

Stimulated generation of indistinguishable single photons from a quantum ladder system

Friedrich Sbresny, Lukas Hanschke, Eva Schöll, William Rauhaus, Bianca Scaparra, Katarina Boos, Jonathan Finley, Klaus Jöns, Kai Müller

Proceedings Volume PC11999, PC1199906 (2022) https://doi.org/10.1117/12.2610777

KEYWORDS: Single photon, Photons, Polarization, Quantum cascade lasers, Excitons, Semiconductors, Quantum information, Quantum dots, Physics, Optical filters

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Scalable single-photon sources in atomically thin MoS2

Julian Klein, Lukas Sigl, Alexander Hötger, Samuel Gyger, Katja Barthelmi, Matthias Florian, Alexander Kerelsky, Elmar Mitterreiter, Christoph Kastl, Sergio Rey, Takashi Taniguchi, Kenji Watanabe, Frank Jahnke, Valery Zwiller, Klaus Jöns, Abhay Pasupathy, Frances Ross, Kai Müller, Ursula Wurstbauer, Jonathan Finley, Alexander Holleitner

Proceedings Volume 11471, 114710I (2020) https://doi.org/10.1117/12.2570472

KEYWORDS: Spectroscopy, Nanophotonics, Integrated optics, Photonic devices, Heterojunctions, Excitons, Emission spectroscopy, Luminescence, Temperature metrology, Phonons

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

Resonance fluorescence of GaAs quantum dots with near-unity photon indistinguishability

Lukas Hanschke, Eva Schöll, Lucas Schweickert, Katharina Zeuner, Marcus Reindl, Saimon Filipe Covre da Silva, Thomas Lettner, Rinaldo Trotta, Jonathan Finley, Kai Müller, Armando Rastelli, Valery Zwiller, Klaus Jöns

Proceedings Volume 11471, 1147104 (2020) https://doi.org/10.1117/12.2568638

KEYWORDS: Quantum dots, Single photon, Luminescence, Gallium arsenide, Light sources, Etching, Visibility, Excitons

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

On-chip single photon emission from a waveguide-coupled two-dimensional semiconductor

Carlos Errando-Herranz, Eva Schöll, Raphael Picard, Micaela Laini, Samuel Gyger, Ali Elshaari, Artur Branny, Ulrika Wennberg, Mauro Brotons I Gisbert, Cristian Bonato, Brian Gerardot, Valery Zwiller, Klaus Jöns

Proceedings Volume 11471, 1147105 (2020) https://doi.org/10.1117/12.2567240

KEYWORDS: Single photon, Waveguides, Semiconductors, Photonic integrated circuits, Quantum communications, Quantum information, Quantum information processing, Light sources, Photonic devices

Read Abstract +

Proceedings Article | 20 August 2020 Presentation

On-demand generation of entangled photons in the telecom C-band

Katharina Zeuner, Klaus Jöns, Lucas Schweickert, Carl Reuterskiöld Hedlund, Carlos Nunez Lobato, Thomas Lettner, Kai Wang, Samuel Gyger, Eva Schöll, Stephan Steinhauer, Mattias Hammar, Valery Zwiller

Proceedings Volume 11471, 1147103 (2020) https://doi.org/10.1117/12.2567202

KEYWORDS: Photons, Quantum dots, Quantum networks, Indium arsenide, Quantum communications, Polarization, Gallium arsenide, Epitaxy, Excitons, Semiconductors

Read Abstract +

Proceedings Article | 17 March 2020 Presentation

Resonance fluorescence of GaAs quantum dots with near-unity photon indistinguishability (Conference Presentation)

Proceedings Volume 11278, 112780W (2020) https://doi.org/10.1117/12.2550116

KEYWORDS: Quantum dots, Single photon, Luminescence, Gallium arsenide, Light sources, Etching, Visibility, Excitons

Read Abstract +

Proceedings Article | 9 March 2020 Presentation

Integration of quantum emitters and detectors (Conference Presentation)

Valery Zwiller, Samuel Gyger, Thomas Lettner, Lucas Schweickert, Katharina Zeuner, Eva Schöll, Ali Elshaari, Klaus Jöns, Stephan Steinhauer, Julien Zichi, Andreas Fognini, Ronan Gourgues, Sander Dorenbos

Proceedings Volume 11266, 112660V (2020) https://doi.org/10.1117/12.2550558

KEYWORDS: Sensors, Single photon, Superconductors, Nanowires, Optical fibers

Read Abstract +

Proceedings Article | 25 September 2017 Presentation

On-chip hybrid quantum circuits (Conference Presentation)

Klaus Jöns, Ali Elshaari, Iman Esmaeil Zadeh, Andreas Fognini, Michael Reimer, Dan Dalacu, Philip Poole, Val Zwiller

Proceedings Volume 10358, 103580R (2017) https://doi.org/10.1117/12.2271680

KEYWORDS: Optical filters, Photonic integrated circuits, Quantum circuits, Quantum dots, Semiconductors, Silicon photonics, Nanofabrication, Resonators, Photonic devices, Quantum communications

Read Abstract +